From 32cd76396dc2a64db24ce33d8e0b3d64efd815a6 Mon Sep 17 00:00:00 2001 From: nuczzz Date: Sat, 27 Jul 2019 18:54:13 +0800 Subject: [PATCH 01/34] fix graceful bug --- grace/server.go | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/grace/server.go b/grace/server.go index 1ce8bc78..6e1faa43 100644 --- a/grace/server.go +++ b/grace/server.go @@ -46,7 +46,10 @@ func (srv *Server) Serve() (err error) { log.Println(syscall.Getpid(), srv.ln.Addr(), "Listener closed.") // wait for Shutdown to return - return <-srv.terminalChan + if shutdownErr := <-srv.terminalChan; shutdownErr != nil { + return shutdownErr + } + return } // ListenAndServe listens on the TCP network address srv.Addr and then calls Serve From b551949a2bdbddc1cd692eba8f750721902e8cba Mon Sep 17 00:00:00 2001 From: colstuwjx Date: Wed, 31 Jul 2019 14:08:58 +0800 Subject: [PATCH 02/34] Add PrintStack() while orm abnormally exit. --- orm/models_boot.go | 2 ++ 1 file changed, 2 insertions(+) diff --git a/orm/models_boot.go b/orm/models_boot.go index 456e5896..8c56b3c4 100644 --- a/orm/models_boot.go +++ b/orm/models_boot.go @@ -18,6 +18,7 @@ import ( "fmt" "os" "reflect" + "runtime/debug" "strings" ) @@ -298,6 +299,7 @@ func bootStrap() { end: if err != nil { fmt.Println(err) + debug.PrintStack() os.Exit(2) } } From 6d47b4a2e0afad2866a47fc48823c6d3740689e6 Mon Sep 17 00:00:00 2001 From: didi Date: Mon, 9 Sep 2019 17:44:10 +0800 Subject: [PATCH 03/34] GetMapData change to read lock --- toolbox/statistics.go | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/toolbox/statistics.go b/toolbox/statistics.go index d014544c..fd73dfb3 100644 --- a/toolbox/statistics.go +++ b/toolbox/statistics.go @@ -117,8 +117,8 @@ func (m *URLMap) GetMap() map[string]interface{} { // GetMapData return all mapdata func (m *URLMap) GetMapData() []map[string]interface{} { - m.lock.Lock() - defer m.lock.Unlock() + m.lock.RLock() + defer m.lock.RUnlock() var resultLists []map[string]interface{} From 77fc8e4e381a1155fe37595f0613b6814664b6d7 Mon Sep 17 00:00:00 2001 From: wanghz Date: Wed, 9 Oct 2019 15:33:38 +0800 Subject: [PATCH 04/34] According to issue#4759 (https://github.com/golang/go/issues/4759) filepath.Walk function in golang cannot handle symbolic path, meanwhile symbolic path for log directory is pretty common used. In such scenario this deleteOldLog function will fail without any error log. Get the real location of the log directory before using walk function can fix this. --- logs/file.go | 34 +++++++++++++++++++--------------- 1 file changed, 19 insertions(+), 15 deletions(-) diff --git a/logs/file.go b/logs/file.go index 588f7860..40a3572a 100644 --- a/logs/file.go +++ b/logs/file.go @@ -359,6 +359,10 @@ RESTART_LOGGER: func (w *fileLogWriter) deleteOldLog() { dir := filepath.Dir(w.Filename) + absolutePath, err := filepath.EvalSymlinks(w.Filename) + if err == nil { + dir = filepath.Dir(absolutePath) + } filepath.Walk(dir, func(path string, info os.FileInfo, err error) (returnErr error) { defer func() { if r := recover(); r != nil { @@ -369,21 +373,21 @@ func (w *fileLogWriter) deleteOldLog() { if info == nil { return } - if w.Hourly { - if !info.IsDir() && info.ModTime().Add(1 * time.Hour * time.Duration(w.MaxHours)).Before(time.Now()) { - if strings.HasPrefix(filepath.Base(path), filepath.Base(w.fileNameOnly)) && - strings.HasSuffix(filepath.Base(path), w.suffix) { - os.Remove(path) - } - } - } else if w.Daily { - if !info.IsDir() && info.ModTime().Add(24 * time.Hour * time.Duration(w.MaxDays)).Before(time.Now()) { - if strings.HasPrefix(filepath.Base(path), filepath.Base(w.fileNameOnly)) && - strings.HasSuffix(filepath.Base(path), w.suffix) { - os.Remove(path) - } - } - } + if w.Hourly { + if !info.IsDir() && info.ModTime().Add(1*time.Hour*time.Duration(w.MaxHours)).Before(time.Now()) { + if strings.HasPrefix(filepath.Base(path), filepath.Base(w.fileNameOnly)) && + strings.HasSuffix(filepath.Base(path), w.suffix) { + os.Remove(path) + } + } + } else if w.Daily { + if !info.IsDir() && info.ModTime().Add(24*time.Hour*time.Duration(w.MaxDays)).Before(time.Now()) { + if strings.HasPrefix(filepath.Base(path), filepath.Base(w.fileNameOnly)) && + strings.HasSuffix(filepath.Base(path), w.suffix) { + os.Remove(path) + } + } + } return }) } From b3ae5d4ac6c9a398af40a1397e019190dc682d5b Mon Sep 17 00:00:00 2001 From: dbt4516 Date: Wed, 9 Oct 2019 15:53:22 +0800 Subject: [PATCH 05/34] Update file.go According to issue#4759 (https://github.com/golang/go/issues/4759) filepath.Walk function in golang cannot handle symbolic path, meanwhile symbolic path for log directory is pretty common used. In such scenario this deleteOldLog function will fail without any error log. Get the real location of the log directory before using walk function can fix this. --- logs/file.go | 30 +++++++++++++++--------------- 1 file changed, 15 insertions(+), 15 deletions(-) diff --git a/logs/file.go b/logs/file.go index 40a3572a..222db989 100644 --- a/logs/file.go +++ b/logs/file.go @@ -373,21 +373,21 @@ func (w *fileLogWriter) deleteOldLog() { if info == nil { return } - if w.Hourly { - if !info.IsDir() && info.ModTime().Add(1*time.Hour*time.Duration(w.MaxHours)).Before(time.Now()) { - if strings.HasPrefix(filepath.Base(path), filepath.Base(w.fileNameOnly)) && - strings.HasSuffix(filepath.Base(path), w.suffix) { - os.Remove(path) - } - } - } else if w.Daily { - if !info.IsDir() && info.ModTime().Add(24*time.Hour*time.Duration(w.MaxDays)).Before(time.Now()) { - if strings.HasPrefix(filepath.Base(path), filepath.Base(w.fileNameOnly)) && - strings.HasSuffix(filepath.Base(path), w.suffix) { - os.Remove(path) - } - } - } + if w.Hourly { + if !info.IsDir() && info.ModTime().Add(1 * time.Hour * time.Duration(w.MaxHours)).Before(time.Now()) { + if strings.HasPrefix(filepath.Base(path), filepath.Base(w.fileNameOnly)) && + strings.HasSuffix(filepath.Base(path), w.suffix) { + os.Remove(path) + } + } + } else if w.Daily { + if !info.IsDir() && info.ModTime().Add(24 * time.Hour * time.Duration(w.MaxDays)).Before(time.Now()) { + if strings.HasPrefix(filepath.Base(path), filepath.Base(w.fileNameOnly)) && + strings.HasSuffix(filepath.Base(path), w.suffix) { + os.Remove(path) + } + } + } return }) } From 0aa82d875ac55b1014e07b653a335b60a1398edc Mon Sep 17 00:00:00 2001 From: HANG ZHOU Date: Thu, 5 Mar 2020 14:46:17 +0000 Subject: [PATCH 06/34] Update input.go --- context/input.go | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/context/input.go b/context/input.go index 2c53c601..23f5e7d2 100644 --- a/context/input.go +++ b/context/input.go @@ -83,7 +83,7 @@ func (input *BeegoInput) URI() string { // URL returns request url path (without query string, fragment). func (input *BeegoInput) URL() string { - return input.Context.Request.URL.Path + return input.Context.Request.URL.EscapedPath() } // Site returns base site url as scheme://domain type. @@ -275,7 +275,7 @@ func (input *BeegoInput) ParamsLen() int { func (input *BeegoInput) Param(key string) string { for i, v := range input.pnames { if v == key && i <= len(input.pvalues) { - return input.pvalues[i] + return url.PathEscape(input.pvalues[i]) } } return "" From f99cbe0fa40936f2f8dd28e70620c559b6e5e2fd Mon Sep 17 00:00:00 2001 From: Nico Waisman Date: Wed, 22 Apr 2020 08:42:54 -0700 Subject: [PATCH 07/34] Change permission mask --- session/sess_file.go | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/session/sess_file.go b/session/sess_file.go index db143522..9f8ccaed 100644 --- a/session/sess_file.go +++ b/session/sess_file.go @@ -138,7 +138,7 @@ func (fp *FileProvider) SessionRead(sid string) (Store, error) { filepder.lock.Lock() defer filepder.lock.Unlock() - err := os.MkdirAll(path.Join(fp.savePath, string(sid[0]), string(sid[1])), 0777) + err := os.MkdirAll(path.Join(fp.savePath, string(sid[0]), string(sid[1])), 0755) if err != nil { SLogger.Println(err.Error()) } @@ -231,7 +231,7 @@ func (fp *FileProvider) SessionRegenerate(oldsid, sid string) (Store, error) { return nil, fmt.Errorf("newsid %s exist", newSidFile) } - err = os.MkdirAll(newPath, 0777) + err = os.MkdirAll(newPath, 0755) if err != nil { SLogger.Println(err.Error()) } From ab33d683ea85bdd328782c469940e8a8ab889ca0 Mon Sep 17 00:00:00 2001 From: zwei0526 Date: Sun, 26 Apr 2020 19:26:10 +0800 Subject: [PATCH 08/34] Update parser.go MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 修复genRouterCode方法解析 router 注释（// @router） 单双引号引起的bug --- parser.go | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/parser.go b/parser.go index 5e6b9111..3a311894 100644 --- a/parser.go +++ b/parser.go @@ -500,7 +500,7 @@ func genRouterCode(pkgRealpath string) { beego.GlobalControllerRouter["` + k + `"] = append(beego.GlobalControllerRouter["` + k + `"], beego.ControllerComments{ Method: "` + strings.TrimSpace(c.Method) + `", - ` + "Router: `" + c.Router + "`" + `, + ` + `Router: "` + c.Router + `"` + `, AllowHTTPMethods: ` + allmethod + `, MethodParams: ` + methodParams + `, Filters: ` + filters + `, From 4ffe26a1d23c2183fc0aeac35e1c4ee808078e35 Mon Sep 17 00:00:00 2001 From: qiantao Date: Fri, 22 May 2020 11:35:45 +0800 Subject: [PATCH 09/34] for go modules, generate route by `GO111MODULE=on` --- config.go | 6 ++++-- router.go | 45 ++++++++++++++++++++++++++++++--------------- 2 files changed, 34 insertions(+), 17 deletions(-) diff --git a/config.go b/config.go index 7969dcea..42e4669e 100644 --- a/config.go +++ b/config.go @@ -129,6 +129,8 @@ var ( appConfigPath string // appConfigProvider is the provider for the config, default is ini appConfigProvider = "ini" + // WorkPath is the absolute path to project root directory + WorkPath string ) func init() { @@ -137,7 +139,7 @@ func init() { if AppPath, err = filepath.Abs(filepath.Dir(os.Args[0])); err != nil { panic(err) } - workPath, err := os.Getwd() + WorkPath, err = os.Getwd() if err != nil { panic(err) } @@ -145,7 +147,7 @@ func init() { if os.Getenv("BEEGO_RUNMODE") != "" { filename = os.Getenv("BEEGO_RUNMODE") + ".app.conf" } - appConfigPath = filepath.Join(workPath, "conf", filename) + appConfigPath = filepath.Join(WorkPath, "conf", filename) if !utils.FileExists(appConfigPath) { appConfigPath = filepath.Join(AppPath, "conf", filename) if !utils.FileExists(appConfigPath) { diff --git a/router.go b/router.go index e71366b4..064e96ab 100644 --- a/router.go +++ b/router.go @@ -18,6 +18,7 @@ import ( "errors" "fmt" "net/http" + "os" "path" "path/filepath" "reflect" @@ -249,25 +250,39 @@ func (p *ControllerRegister) addToRouter(method, pattern string, r *ControllerIn func (p *ControllerRegister) Include(cList ...ControllerInterface) { if BConfig.RunMode == DEV { skip := make(map[string]bool, 10) + wgopath := utils.GetGOPATHs() + go111module := os.Getenv(`GO111MODULE`) for _, c := range cList { reflectVal := reflect.ValueOf(c) t := reflect.Indirect(reflectVal).Type() - wgopath := utils.GetGOPATHs() - if len(wgopath) == 0 { - panic("you are in dev mode. So please set gopath") - } - pkgpath := "" - for _, wg := range wgopath { - wg, _ = filepath.EvalSymlinks(filepath.Join(wg, "src", t.PkgPath())) - if utils.FileExists(wg) { - pkgpath = wg - break + // for go modules + if go111module == `on` { + pkgpath := filepath.Join(WorkPath, "..", t.PkgPath()) + if utils.FileExists(pkgpath) { + if pkgpath != "" { + if _, ok := skip[pkgpath]; !ok { + skip[pkgpath] = true + parserPkg(pkgpath, t.PkgPath()) + } + } } - } - if pkgpath != "" { - if _, ok := skip[pkgpath]; !ok { - skip[pkgpath] = true - parserPkg(pkgpath, t.PkgPath()) + } else { + if len(wgopath) == 0 { + panic("you are in dev mode. So please set gopath") + } + pkgpath := "" + for _, wg := range wgopath { + wg, _ = filepath.EvalSymlinks(filepath.Join(wg, "src", t.PkgPath())) + if utils.FileExists(wg) { + pkgpath = wg + break + } + } + if pkgpath != "" { + if _, ok := skip[pkgpath]; !ok { + skip[pkgpath] = true + parserPkg(pkgpath, t.PkgPath()) + } } } } From 70733d98105dcaf10550c68f38669b1fa6d15809 Mon Sep 17 00:00:00 2001 From: qiantao Date: Mon, 1 Jun 2020 15:06:33 +0800 Subject: [PATCH 10/34] fix label == `` #4001 --- validation/util_test.go | 23 +++++++++++++++++++++++ validation/validation.go | 14 +++++++++++--- 2 files changed, 34 insertions(+), 3 deletions(-) diff --git a/validation/util_test.go b/validation/util_test.go index 553301e2..05f4ec3e 100644 --- a/validation/util_test.go +++ b/validation/util_test.go @@ -15,6 +15,7 @@ package validation import ( + "log" "reflect" "testing" ) @@ -80,6 +81,28 @@ func TestGetValidFuncs(t *testing.T) { } } +type User struct { + Name string `valid:"Required;MaxSize(5)" ` + Sex string `valid:"Required;" label:"sex_label"` + Age int `valid:"Required;Range(1, 140);" label:"age_label"` +} + +func TestValidation(t *testing.T) { + u := User{"man1238888456", "", 1140} + valid := Validation{} + b, err := valid.Valid(&u) + if err != nil { + // handle error + } + if !b { + // validation does not pass + // blabla... + for _, err := range valid.Errors { + log.Println(err.Key, err.Message) + } + } +} + func TestCall(t *testing.T) { u := user{Name: "test", Age: 180} tf := reflect.TypeOf(u) diff --git a/validation/validation.go b/validation/validation.go index a3e4b571..190e0f0e 100644 --- a/validation/validation.go +++ b/validation/validation.go @@ -273,10 +273,13 @@ func (v *Validation) apply(chk Validator, obj interface{}) *Result { Field = parts[0] Name = parts[1] Label = parts[2] + if len(Label) == 0 { + Label = Field + } } err := &Error{ - Message: Label + chk.DefaultMessage(), + Message: Label + " " + chk.DefaultMessage(), Key: key, Name: Name, Field: Field, @@ -293,19 +296,25 @@ func (v *Validation) apply(chk Validator, obj interface{}) *Result { } } +// key must like aa.bb.cc or aa.bb. // AddError adds independent error message for the provided key func (v *Validation) AddError(key, message string) { Name := key Field := "" + Label := "" parts := strings.Split(key, ".") if len(parts) == 3 { Field = parts[0] Name = parts[1] + Label = parts[2] + if len(Label) == 0 { + Label = Field + } } err := &Error{ - Message: message, + Message: Label + " " + message, Key: key, Name: Name, Field: Field, @@ -381,7 +390,6 @@ func (v *Validation) Valid(obj interface{}) (b bool, err error) { } } - chk := Required{""}.IsSatisfied(currentField) if !hasRequired && v.RequiredFirst && !chk { if _, ok := CanSkipFuncs[vf.Name]; ok { From c2771397be67b148a217759f4793efdf78c510a1 Mon Sep 17 00:00:00 2001 From: qiantao Date: Mon, 1 Jun 2020 15:06:49 +0800 Subject: [PATCH 11/34] delete vendor --- go.mod | 1 + go.sum | 2 + vendor/golang.org/x/crypto/LICENSE | 27 - vendor/golang.org/x/crypto/PATENTS | 22 - vendor/golang.org/x/crypto/acme/acme.go | 921 ------ .../x/crypto/acme/autocert/autocert.go | 1127 ------- .../x/crypto/acme/autocert/cache.go | 130 - .../x/crypto/acme/autocert/listener.go | 157 - .../x/crypto/acme/autocert/renewal.go | 141 - vendor/golang.org/x/crypto/acme/http.go | 281 -- vendor/golang.org/x/crypto/acme/jws.go | 153 - vendor/golang.org/x/crypto/acme/types.go | 329 -- vendor/golang.org/x/crypto/pbkdf2/pbkdf2.go | 77 - vendor/gopkg.in/yaml.v2/LICENSE | 201 -- vendor/gopkg.in/yaml.v2/LICENSE.libyaml | 31 - vendor/gopkg.in/yaml.v2/NOTICE | 13 - vendor/gopkg.in/yaml.v2/README.md | 133 - vendor/gopkg.in/yaml.v2/apic.go | 739 ----- vendor/gopkg.in/yaml.v2/decode.go | 775 ----- vendor/gopkg.in/yaml.v2/emitterc.go | 1685 ----------- vendor/gopkg.in/yaml.v2/encode.go | 362 --- vendor/gopkg.in/yaml.v2/go.mod | 5 - vendor/gopkg.in/yaml.v2/parserc.go | 1095 ------- vendor/gopkg.in/yaml.v2/readerc.go | 412 --- vendor/gopkg.in/yaml.v2/resolve.go | 258 -- vendor/gopkg.in/yaml.v2/scannerc.go | 2696 ----------------- vendor/gopkg.in/yaml.v2/sorter.go | 113 - vendor/gopkg.in/yaml.v2/writerc.go | 26 - vendor/gopkg.in/yaml.v2/yaml.go | 466 --- vendor/gopkg.in/yaml.v2/yamlh.go | 738 ----- vendor/gopkg.in/yaml.v2/yamlprivateh.go | 173 -- vendor/vendor.json | 31 - 32 files changed, 3 insertions(+), 13317 deletions(-) delete mode 100644 vendor/golang.org/x/crypto/LICENSE delete mode 100644 vendor/golang.org/x/crypto/PATENTS delete mode 100644 vendor/golang.org/x/crypto/acme/acme.go delete mode 100644 vendor/golang.org/x/crypto/acme/autocert/autocert.go delete mode 100644 vendor/golang.org/x/crypto/acme/autocert/cache.go delete mode 100644 vendor/golang.org/x/crypto/acme/autocert/listener.go delete mode 100644 vendor/golang.org/x/crypto/acme/autocert/renewal.go delete mode 100644 vendor/golang.org/x/crypto/acme/http.go delete mode 100644 vendor/golang.org/x/crypto/acme/jws.go delete mode 100644 vendor/golang.org/x/crypto/acme/types.go delete mode 100644 vendor/golang.org/x/crypto/pbkdf2/pbkdf2.go delete mode 100644 vendor/gopkg.in/yaml.v2/LICENSE delete mode 100644 vendor/gopkg.in/yaml.v2/LICENSE.libyaml delete mode 100644 vendor/gopkg.in/yaml.v2/NOTICE delete mode 100644 vendor/gopkg.in/yaml.v2/README.md delete mode 100644 vendor/gopkg.in/yaml.v2/apic.go delete mode 100644 vendor/gopkg.in/yaml.v2/decode.go delete mode 100644 vendor/gopkg.in/yaml.v2/emitterc.go delete mode 100644 vendor/gopkg.in/yaml.v2/encode.go delete mode 100644 vendor/gopkg.in/yaml.v2/go.mod delete mode 100644 vendor/gopkg.in/yaml.v2/parserc.go delete mode 100644 vendor/gopkg.in/yaml.v2/readerc.go delete mode 100644 vendor/gopkg.in/yaml.v2/resolve.go delete mode 100644 vendor/gopkg.in/yaml.v2/scannerc.go delete mode 100644 vendor/gopkg.in/yaml.v2/sorter.go delete mode 100644 vendor/gopkg.in/yaml.v2/writerc.go delete mode 100644 vendor/gopkg.in/yaml.v2/yaml.go delete mode 100644 vendor/gopkg.in/yaml.v2/yamlh.go delete mode 100644 vendor/gopkg.in/yaml.v2/yamlprivateh.go delete mode 100644 vendor/vendor.json diff --git a/go.mod b/go.mod index 9468c1b6..51ffd3f4 100644 --- a/go.mod +++ b/go.mod @@ -23,6 +23,7 @@ require ( github.com/mattn/go-sqlite3 v1.10.0 github.com/pelletier/go-toml v1.2.0 // indirect github.com/pkg/errors v0.8.0 // indirect + github.com/shiena/ansicolor v0.0.0-20151119151921-a422bbe96644 github.com/siddontang/go v0.0.0-20180604090527-bdc77568d726 // indirect github.com/siddontang/ledisdb v0.0.0-20181029004158-becf5f38d373 github.com/siddontang/rdb v0.0.0-20150307021120-fc89ed2e418d // indirect diff --git a/go.sum b/go.sum index 1fe5e032..52911e65 100644 --- a/go.sum +++ b/go.sum @@ -47,6 +47,8 @@ github.com/pelletier/go-toml v1.2.0 h1:T5zMGML61Wp+FlcbWjRDT7yAxhJNAiPPLOFECq181 github.com/pelletier/go-toml v1.2.0/go.mod h1:5z9KED0ma1S8pY6P1sdut58dfprrGBbd/94hg7ilaic= github.com/pkg/errors v0.8.0 h1:WdK/asTD0HN+q6hsWO3/vpuAkAr+tw6aNJNDFFf0+qw= github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= +github.com/shiena/ansicolor v0.0.0-20151119151921-a422bbe96644 h1:X+yvsM2yrEktyI+b2qND5gpH8YhURn0k8OCaeRnkINo= +github.com/shiena/ansicolor v0.0.0-20151119151921-a422bbe96644/go.mod h1:nkxAfR/5quYxwPZhyDxgasBMnRtBZd0FCEpawpjMUFg= github.com/siddontang/go v0.0.0-20180604090527-bdc77568d726 h1:xT+JlYxNGqyT+XcU8iUrN18JYed2TvG9yN5ULG2jATM= github.com/siddontang/go v0.0.0-20180604090527-bdc77568d726/go.mod h1:3yhqj7WBBfRhbBlzyOC3gUxftwsU0u8gqevxwIHQpMw= github.com/siddontang/ledisdb v0.0.0-20181029004158-becf5f38d373 h1:p6IxqQMjab30l4lb9mmkIkkcE1yv6o0SKbPhW5pxqHI= diff --git a/vendor/golang.org/x/crypto/LICENSE b/vendor/golang.org/x/crypto/LICENSE deleted file mode 100644 index 6a66aea5..00000000 --- a/vendor/golang.org/x/crypto/LICENSE +++ /dev/null @@ -1,27 +0,0 @@ -Copyright (c) 2009 The Go Authors. All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are -met: - - * Redistributions of source code must retain the above copyright -notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above -copyright notice, this list of conditions and the following disclaimer -in the documentation and/or other materials provided with the -distribution. - * Neither the name of Google Inc. nor the names of its -contributors may be used to endorse or promote products derived from -this software without specific prior written permission. - -THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. diff --git a/vendor/golang.org/x/crypto/PATENTS b/vendor/golang.org/x/crypto/PATENTS deleted file mode 100644 index 73309904..00000000 --- a/vendor/golang.org/x/crypto/PATENTS +++ /dev/null @@ -1,22 +0,0 @@ -Additional IP Rights Grant (Patents) - -"This implementation" means the copyrightable works distributed by -Google as part of the Go project. - -Google hereby grants to You a perpetual, worldwide, non-exclusive, -no-charge, royalty-free, irrevocable (except as stated in this section) -patent license to make, have made, use, offer to sell, sell, import, -transfer and otherwise run, modify and propagate the contents of this -implementation of Go, where such license applies only to those patent -claims, both currently owned or controlled by Google and acquired in -the future, licensable by Google that are necessarily infringed by this -implementation of Go. This grant does not include claims that would be -infringed only as a consequence of further modification of this -implementation. If you or your agent or exclusive licensee institute or -order or agree to the institution of patent litigation against any -entity (including a cross-claim or counterclaim in a lawsuit) alleging -that this implementation of Go or any code incorporated within this -implementation of Go constitutes direct or contributory patent -infringement, or inducement of patent infringement, then any patent -rights granted to you under this License for this implementation of Go -shall terminate as of the date such litigation is filed. diff --git a/vendor/golang.org/x/crypto/acme/acme.go b/vendor/golang.org/x/crypto/acme/acme.go deleted file mode 100644 index ece9113f..00000000 --- a/vendor/golang.org/x/crypto/acme/acme.go +++ /dev/null @@ -1,921 +0,0 @@ -// Copyright 2015 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// Package acme provides an implementation of the -// Automatic Certificate Management Environment (ACME) spec. -// See https://tools.ietf.org/html/draft-ietf-acme-acme-02 for details. -// -// Most common scenarios will want to use autocert subdirectory instead, -// which provides automatic access to certificates from Let's Encrypt -// and any other ACME-based CA. -// -// This package is a work in progress and makes no API stability promises. -package acme - -import ( - "context" - "crypto" - "crypto/ecdsa" - "crypto/elliptic" - "crypto/rand" - "crypto/sha256" - "crypto/tls" - "crypto/x509" - "crypto/x509/pkix" - "encoding/asn1" - "encoding/base64" - "encoding/hex" - "encoding/json" - "encoding/pem" - "errors" - "fmt" - "io" - "io/ioutil" - "math/big" - "net/http" - "strings" - "sync" - "time" -) - -const ( - // LetsEncryptURL is the Directory endpoint of Let's Encrypt CA. - LetsEncryptURL = "https://acme-v01.api.letsencrypt.org/directory" - - // ALPNProto is the ALPN protocol name used by a CA server when validating - // tls-alpn-01 challenges. - // - // Package users must ensure their servers can negotiate the ACME ALPN - // in order for tls-alpn-01 challenge verifications to succeed. - ALPNProto = "acme-tls/1" -) - -// idPeACMEIdentifierV1 is the OID for the ACME extension for the TLS-ALPN challenge. -var idPeACMEIdentifierV1 = asn1.ObjectIdentifier{1, 3, 6, 1, 5, 5, 7, 1, 30, 1} - -const ( - maxChainLen = 5 // max depth and breadth of a certificate chain - maxCertSize = 1 << 20 // max size of a certificate, in bytes - - // Max number of collected nonces kept in memory. - // Expect usual peak of 1 or 2. - maxNonces = 100 -) - -// Client is an ACME client. -// The only required field is Key. An example of creating a client with a new key -// is as follows: -// -// key, err := rsa.GenerateKey(rand.Reader, 2048) -// if err != nil { -// log.Fatal(err) -// } -// client := &Client{Key: key} -// -type Client struct { - // Key is the account key used to register with a CA and sign requests. - // Key.Public() must return a *rsa.PublicKey or *ecdsa.PublicKey. - Key crypto.Signer - - // HTTPClient optionally specifies an HTTP client to use - // instead of http.DefaultClient. - HTTPClient *http.Client - - // DirectoryURL points to the CA directory endpoint. - // If empty, LetsEncryptURL is used. - // Mutating this value after a successful call of Client's Discover method - // will have no effect. - DirectoryURL string - - // RetryBackoff computes the duration after which the nth retry of a failed request - // should occur. The value of n for the first call on failure is 1. - // The values of r and resp are the request and response of the last failed attempt. - // If the returned value is negative or zero, no more retries are done and an error - // is returned to the caller of the original method. - // - // Requests which result in a 4xx client error are not retried, - // except for 400 Bad Request due to "bad nonce" errors and 429 Too Many Requests. - // - // If RetryBackoff is nil, a truncated exponential backoff algorithm - // with the ceiling of 10 seconds is used, where each subsequent retry n - // is done after either ("Retry-After" + jitter) or (2^n seconds + jitter), - // preferring the former if "Retry-After" header is found in the resp. - // The jitter is a random value up to 1 second. - RetryBackoff func(n int, r *http.Request, resp *http.Response) time.Duration - - dirMu sync.Mutex // guards writes to dir - dir *Directory // cached result of Client's Discover method - - noncesMu sync.Mutex - nonces map[string]struct{} // nonces collected from previous responses -} - -// Discover performs ACME server discovery using c.DirectoryURL. -// -// It caches successful result. So, subsequent calls will not result in -// a network round-trip. This also means mutating c.DirectoryURL after successful call -// of this method will have no effect. -func (c *Client) Discover(ctx context.Context) (Directory, error) { - c.dirMu.Lock() - defer c.dirMu.Unlock() - if c.dir != nil { - return *c.dir, nil - } - - dirURL := c.DirectoryURL - if dirURL == "" { - dirURL = LetsEncryptURL - } - res, err := c.get(ctx, dirURL, wantStatus(http.StatusOK)) - if err != nil { - return Directory{}, err - } - defer res.Body.Close() - c.addNonce(res.Header) - - var v struct { - Reg string `json:"new-reg"` - Authz string `json:"new-authz"` - Cert string `json:"new-cert"` - Revoke string `json:"revoke-cert"` - Meta struct { - Terms string `json:"terms-of-service"` - Website string `json:"website"` - CAA []string `json:"caa-identities"` - } - } - if err := json.NewDecoder(res.Body).Decode(&v); err != nil { - return Directory{}, err - } - c.dir = &Directory{ - RegURL: v.Reg, - AuthzURL: v.Authz, - CertURL: v.Cert, - RevokeURL: v.Revoke, - Terms: v.Meta.Terms, - Website: v.Meta.Website, - CAA: v.Meta.CAA, - } - return *c.dir, nil -} - -// CreateCert requests a new certificate using the Certificate Signing Request csr encoded in DER format. -// The exp argument indicates the desired certificate validity duration. CA may issue a certificate -// with a different duration. -// If the bundle argument is true, the returned value will also contain the CA (issuer) certificate chain. -// -// In the case where CA server does not provide the issued certificate in the response, -// CreateCert will poll certURL using c.FetchCert, which will result in additional round-trips. -// In such a scenario, the caller can cancel the polling with ctx. -// -// CreateCert returns an error if the CA's response or chain was unreasonably large. -// Callers are encouraged to parse the returned value to ensure the certificate is valid and has the expected features. -func (c *Client) CreateCert(ctx context.Context, csr []byte, exp time.Duration, bundle bool) (der [][]byte, certURL string, err error) { - if _, err := c.Discover(ctx); err != nil { - return nil, "", err - } - - req := struct { - Resource string `json:"resource"` - CSR string `json:"csr"` - NotBefore string `json:"notBefore,omitempty"` - NotAfter string `json:"notAfter,omitempty"` - }{ - Resource: "new-cert", - CSR: base64.RawURLEncoding.EncodeToString(csr), - } - now := timeNow() - req.NotBefore = now.Format(time.RFC3339) - if exp > 0 { - req.NotAfter = now.Add(exp).Format(time.RFC3339) - } - - res, err := c.post(ctx, c.Key, c.dir.CertURL, req, wantStatus(http.StatusCreated)) - if err != nil { - return nil, "", err - } - defer res.Body.Close() - - curl := res.Header.Get("Location") // cert permanent URL - if res.ContentLength == 0 { - // no cert in the body; poll until we get it - cert, err := c.FetchCert(ctx, curl, bundle) - return cert, curl, err - } - // slurp issued cert and CA chain, if requested - cert, err := c.responseCert(ctx, res, bundle) - return cert, curl, err -} - -// FetchCert retrieves already issued certificate from the given url, in DER format. -// It retries the request until the certificate is successfully retrieved, -// context is cancelled by the caller or an error response is received. -// -// The returned value will also contain the CA (issuer) certificate if the bundle argument is true. -// -// FetchCert returns an error if the CA's response or chain was unreasonably large. -// Callers are encouraged to parse the returned value to ensure the certificate is valid -// and has expected features. -func (c *Client) FetchCert(ctx context.Context, url string, bundle bool) ([][]byte, error) { - res, err := c.get(ctx, url, wantStatus(http.StatusOK)) - if err != nil { - return nil, err - } - return c.responseCert(ctx, res, bundle) -} - -// RevokeCert revokes a previously issued certificate cert, provided in DER format. -// -// The key argument, used to sign the request, must be authorized -// to revoke the certificate. It's up to the CA to decide which keys are authorized. -// For instance, the key pair of the certificate may be authorized. -// If the key is nil, c.Key is used instead. -func (c *Client) RevokeCert(ctx context.Context, key crypto.Signer, cert []byte, reason CRLReasonCode) error { - if _, err := c.Discover(ctx); err != nil { - return err - } - - body := &struct { - Resource string `json:"resource"` - Cert string `json:"certificate"` - Reason int `json:"reason"` - }{ - Resource: "revoke-cert", - Cert: base64.RawURLEncoding.EncodeToString(cert), - Reason: int(reason), - } - if key == nil { - key = c.Key - } - res, err := c.post(ctx, key, c.dir.RevokeURL, body, wantStatus(http.StatusOK)) - if err != nil { - return err - } - defer res.Body.Close() - return nil -} - -// AcceptTOS always returns true to indicate the acceptance of a CA's Terms of Service -// during account registration. See Register method of Client for more details. -func AcceptTOS(tosURL string) bool { return true } - -// Register creates a new account registration by following the "new-reg" flow. -// It returns the registered account. The account is not modified. -// -// The registration may require the caller to agree to the CA's Terms of Service (TOS). -// If so, and the account has not indicated the acceptance of the terms (see Account for details), -// Register calls prompt with a TOS URL provided by the CA. Prompt should report -// whether the caller agrees to the terms. To always accept the terms, the caller can use AcceptTOS. -func (c *Client) Register(ctx context.Context, a *Account, prompt func(tosURL string) bool) (*Account, error) { - if _, err := c.Discover(ctx); err != nil { - return nil, err - } - - var err error - if a, err = c.doReg(ctx, c.dir.RegURL, "new-reg", a); err != nil { - return nil, err - } - var accept bool - if a.CurrentTerms != "" && a.CurrentTerms != a.AgreedTerms { - accept = prompt(a.CurrentTerms) - } - if accept { - a.AgreedTerms = a.CurrentTerms - a, err = c.UpdateReg(ctx, a) - } - return a, err -} - -// GetReg retrieves an existing registration. -// The url argument is an Account URI. -func (c *Client) GetReg(ctx context.Context, url string) (*Account, error) { - a, err := c.doReg(ctx, url, "reg", nil) - if err != nil { - return nil, err - } - a.URI = url - return a, nil -} - -// UpdateReg updates an existing registration. -// It returns an updated account copy. The provided account is not modified. -func (c *Client) UpdateReg(ctx context.Context, a *Account) (*Account, error) { - uri := a.URI - a, err := c.doReg(ctx, uri, "reg", a) - if err != nil { - return nil, err - } - a.URI = uri - return a, nil -} - -// Authorize performs the initial step in an authorization flow. -// The caller will then need to choose from and perform a set of returned -// challenges using c.Accept in order to successfully complete authorization. -// -// If an authorization has been previously granted, the CA may return -// a valid authorization (Authorization.Status is StatusValid). If so, the caller -// need not fulfill any challenge and can proceed to requesting a certificate. -func (c *Client) Authorize(ctx context.Context, domain string) (*Authorization, error) { - if _, err := c.Discover(ctx); err != nil { - return nil, err - } - - type authzID struct { - Type string `json:"type"` - Value string `json:"value"` - } - req := struct { - Resource string `json:"resource"` - Identifier authzID `json:"identifier"` - }{ - Resource: "new-authz", - Identifier: authzID{Type: "dns", Value: domain}, - } - res, err := c.post(ctx, c.Key, c.dir.AuthzURL, req, wantStatus(http.StatusCreated)) - if err != nil { - return nil, err - } - defer res.Body.Close() - - var v wireAuthz - if err := json.NewDecoder(res.Body).Decode(&v); err != nil { - return nil, fmt.Errorf("acme: invalid response: %v", err) - } - if v.Status != StatusPending && v.Status != StatusValid { - return nil, fmt.Errorf("acme: unexpected status: %s", v.Status) - } - return v.authorization(res.Header.Get("Location")), nil -} - -// GetAuthorization retrieves an authorization identified by the given URL. -// -// If a caller needs to poll an authorization until its status is final, -// see the WaitAuthorization method. -func (c *Client) GetAuthorization(ctx context.Context, url string) (*Authorization, error) { - res, err := c.get(ctx, url, wantStatus(http.StatusOK, http.StatusAccepted)) - if err != nil { - return nil, err - } - defer res.Body.Close() - var v wireAuthz - if err := json.NewDecoder(res.Body).Decode(&v); err != nil { - return nil, fmt.Errorf("acme: invalid response: %v", err) - } - return v.authorization(url), nil -} - -// RevokeAuthorization relinquishes an existing authorization identified -// by the given URL. -// The url argument is an Authorization.URI value. -// -// If successful, the caller will be required to obtain a new authorization -// using the Authorize method before being able to request a new certificate -// for the domain associated with the authorization. -// -// It does not revoke existing certificates. -func (c *Client) RevokeAuthorization(ctx context.Context, url string) error { - req := struct { - Resource string `json:"resource"` - Status string `json:"status"` - Delete bool `json:"delete"` - }{ - Resource: "authz", - Status: "deactivated", - Delete: true, - } - res, err := c.post(ctx, c.Key, url, req, wantStatus(http.StatusOK)) - if err != nil { - return err - } - defer res.Body.Close() - return nil -} - -// WaitAuthorization polls an authorization at the given URL -// until it is in one of the final states, StatusValid or StatusInvalid, -// the ACME CA responded with a 4xx error code, or the context is done. -// -// It returns a non-nil Authorization only if its Status is StatusValid. -// In all other cases WaitAuthorization returns an error. -// If the Status is StatusInvalid, the returned error is of type *AuthorizationError. -func (c *Client) WaitAuthorization(ctx context.Context, url string) (*Authorization, error) { - for { - res, err := c.get(ctx, url, wantStatus(http.StatusOK, http.StatusAccepted)) - if err != nil { - return nil, err - } - - var raw wireAuthz - err = json.NewDecoder(res.Body).Decode(&raw) - res.Body.Close() - switch { - case err != nil: - // Skip and retry. - case raw.Status == StatusValid: - return raw.authorization(url), nil - case raw.Status == StatusInvalid: - return nil, raw.error(url) - } - - // Exponential backoff is implemented in c.get above. - // This is just to prevent continuously hitting the CA - // while waiting for a final authorization status. - d := retryAfter(res.Header.Get("Retry-After")) - if d == 0 { - // Given that the fastest challenges TLS-SNI and HTTP-01 - // require a CA to make at least 1 network round trip - // and most likely persist a challenge state, - // this default delay seems reasonable. - d = time.Second - } - t := time.NewTimer(d) - select { - case <-ctx.Done(): - t.Stop() - return nil, ctx.Err() - case <-t.C: - // Retry. - } - } -} - -// GetChallenge retrieves the current status of an challenge. -// -// A client typically polls a challenge status using this method. -func (c *Client) GetChallenge(ctx context.Context, url string) (*Challenge, error) { - res, err := c.get(ctx, url, wantStatus(http.StatusOK, http.StatusAccepted)) - if err != nil { - return nil, err - } - defer res.Body.Close() - v := wireChallenge{URI: url} - if err := json.NewDecoder(res.Body).Decode(&v); err != nil { - return nil, fmt.Errorf("acme: invalid response: %v", err) - } - return v.challenge(), nil -} - -// Accept informs the server that the client accepts one of its challenges -// previously obtained with c.Authorize. -// -// The server will then perform the validation asynchronously. -func (c *Client) Accept(ctx context.Context, chal *Challenge) (*Challenge, error) { - auth, err := keyAuth(c.Key.Public(), chal.Token) - if err != nil { - return nil, err - } - - req := struct { - Resource string `json:"resource"` - Type string `json:"type"` - Auth string `json:"keyAuthorization"` - }{ - Resource: "challenge", - Type: chal.Type, - Auth: auth, - } - res, err := c.post(ctx, c.Key, chal.URI, req, wantStatus( - http.StatusOK, // according to the spec - http.StatusAccepted, // Let's Encrypt: see https://goo.gl/WsJ7VT (acme-divergences.md) - )) - if err != nil { - return nil, err - } - defer res.Body.Close() - - var v wireChallenge - if err := json.NewDecoder(res.Body).Decode(&v); err != nil { - return nil, fmt.Errorf("acme: invalid response: %v", err) - } - return v.challenge(), nil -} - -// DNS01ChallengeRecord returns a DNS record value for a dns-01 challenge response. -// A TXT record containing the returned value must be provisioned under -// "_acme-challenge" name of the domain being validated. -// -// The token argument is a Challenge.Token value. -func (c *Client) DNS01ChallengeRecord(token string) (string, error) { - ka, err := keyAuth(c.Key.Public(), token) - if err != nil { - return "", err - } - b := sha256.Sum256([]byte(ka)) - return base64.RawURLEncoding.EncodeToString(b[:]), nil -} - -// HTTP01ChallengeResponse returns the response for an http-01 challenge. -// Servers should respond with the value to HTTP requests at the URL path -// provided by HTTP01ChallengePath to validate the challenge and prove control -// over a domain name. -// -// The token argument is a Challenge.Token value. -func (c *Client) HTTP01ChallengeResponse(token string) (string, error) { - return keyAuth(c.Key.Public(), token) -} - -// HTTP01ChallengePath returns the URL path at which the response for an http-01 challenge -// should be provided by the servers. -// The response value can be obtained with HTTP01ChallengeResponse. -// -// The token argument is a Challenge.Token value. -func (c *Client) HTTP01ChallengePath(token string) string { - return "/.well-known/acme-challenge/" + token -} - -// TLSSNI01ChallengeCert creates a certificate for TLS-SNI-01 challenge response. -// Servers can present the certificate to validate the challenge and prove control -// over a domain name. -// -// The implementation is incomplete in that the returned value is a single certificate, -// computed only for Z0 of the key authorization. ACME CAs are expected to update -// their implementations to use the newer version, TLS-SNI-02. -// For more details on TLS-SNI-01 see https://tools.ietf.org/html/draft-ietf-acme-acme-01#section-7.3. -// -// The token argument is a Challenge.Token value. -// If a WithKey option is provided, its private part signs the returned cert, -// and the public part is used to specify the signee. -// If no WithKey option is provided, a new ECDSA key is generated using P-256 curve. -// -// The returned certificate is valid for the next 24 hours and must be presented only when -// the server name of the TLS ClientHello matches exactly the returned name value. -func (c *Client) TLSSNI01ChallengeCert(token string, opt ...CertOption) (cert tls.Certificate, name string, err error) { - ka, err := keyAuth(c.Key.Public(), token) - if err != nil { - return tls.Certificate{}, "", err - } - b := sha256.Sum256([]byte(ka)) - h := hex.EncodeToString(b[:]) - name = fmt.Sprintf("%s.%s.acme.invalid", h[:32], h[32:]) - cert, err = tlsChallengeCert([]string{name}, opt) - if err != nil { - return tls.Certificate{}, "", err - } - return cert, name, nil -} - -// TLSSNI02ChallengeCert creates a certificate for TLS-SNI-02 challenge response. -// Servers can present the certificate to validate the challenge and prove control -// over a domain name. For more details on TLS-SNI-02 see -// https://tools.ietf.org/html/draft-ietf-acme-acme-03#section-7.3. -// -// The token argument is a Challenge.Token value. -// If a WithKey option is provided, its private part signs the returned cert, -// and the public part is used to specify the signee. -// If no WithKey option is provided, a new ECDSA key is generated using P-256 curve. -// -// The returned certificate is valid for the next 24 hours and must be presented only when -// the server name in the TLS ClientHello matches exactly the returned name value. -func (c *Client) TLSSNI02ChallengeCert(token string, opt ...CertOption) (cert tls.Certificate, name string, err error) { - b := sha256.Sum256([]byte(token)) - h := hex.EncodeToString(b[:]) - sanA := fmt.Sprintf("%s.%s.token.acme.invalid", h[:32], h[32:]) - - ka, err := keyAuth(c.Key.Public(), token) - if err != nil { - return tls.Certificate{}, "", err - } - b = sha256.Sum256([]byte(ka)) - h = hex.EncodeToString(b[:]) - sanB := fmt.Sprintf("%s.%s.ka.acme.invalid", h[:32], h[32:]) - - cert, err = tlsChallengeCert([]string{sanA, sanB}, opt) - if err != nil { - return tls.Certificate{}, "", err - } - return cert, sanA, nil -} - -// TLSALPN01ChallengeCert creates a certificate for TLS-ALPN-01 challenge response. -// Servers can present the certificate to validate the challenge and prove control -// over a domain name. For more details on TLS-ALPN-01 see -// https://tools.ietf.org/html/draft-shoemaker-acme-tls-alpn-00#section-3 -// -// The token argument is a Challenge.Token value. -// If a WithKey option is provided, its private part signs the returned cert, -// and the public part is used to specify the signee. -// If no WithKey option is provided, a new ECDSA key is generated using P-256 curve. -// -// The returned certificate is valid for the next 24 hours and must be presented only when -// the server name in the TLS ClientHello matches the domain, and the special acme-tls/1 ALPN protocol -// has been specified. -func (c *Client) TLSALPN01ChallengeCert(token, domain string, opt ...CertOption) (cert tls.Certificate, err error) { - ka, err := keyAuth(c.Key.Public(), token) - if err != nil { - return tls.Certificate{}, err - } - shasum := sha256.Sum256([]byte(ka)) - extValue, err := asn1.Marshal(shasum[:]) - if err != nil { - return tls.Certificate{}, err - } - acmeExtension := pkix.Extension{ - Id: idPeACMEIdentifierV1, - Critical: true, - Value: extValue, - } - - tmpl := defaultTLSChallengeCertTemplate() - - var newOpt []CertOption - for _, o := range opt { - switch o := o.(type) { - case *certOptTemplate: - t := *(*x509.Certificate)(o) // shallow copy is ok - tmpl = &t - default: - newOpt = append(newOpt, o) - } - } - tmpl.ExtraExtensions = append(tmpl.ExtraExtensions, acmeExtension) - newOpt = append(newOpt, WithTemplate(tmpl)) - return tlsChallengeCert([]string{domain}, newOpt) -} - -// doReg sends all types of registration requests. -// The type of request is identified by typ argument, which is a "resource" -// in the ACME spec terms. -// -// A non-nil acct argument indicates whether the intention is to mutate data -// of the Account. Only Contact and Agreement of its fields are used -// in such cases. -func (c *Client) doReg(ctx context.Context, url string, typ string, acct *Account) (*Account, error) { - req := struct { - Resource string `json:"resource"` - Contact []string `json:"contact,omitempty"` - Agreement string `json:"agreement,omitempty"` - }{ - Resource: typ, - } - if acct != nil { - req.Contact = acct.Contact - req.Agreement = acct.AgreedTerms - } - res, err := c.post(ctx, c.Key, url, req, wantStatus( - http.StatusOK, // updates and deletes - http.StatusCreated, // new account creation - http.StatusAccepted, // Let's Encrypt divergent implementation - )) - if err != nil { - return nil, err - } - defer res.Body.Close() - - var v struct { - Contact []string - Agreement string - Authorizations string - Certificates string - } - if err := json.NewDecoder(res.Body).Decode(&v); err != nil { - return nil, fmt.Errorf("acme: invalid response: %v", err) - } - var tos string - if v := linkHeader(res.Header, "terms-of-service"); len(v) > 0 { - tos = v[0] - } - var authz string - if v := linkHeader(res.Header, "next"); len(v) > 0 { - authz = v[0] - } - return &Account{ - URI: res.Header.Get("Location"), - Contact: v.Contact, - AgreedTerms: v.Agreement, - CurrentTerms: tos, - Authz: authz, - Authorizations: v.Authorizations, - Certificates: v.Certificates, - }, nil -} - -// popNonce returns a nonce value previously stored with c.addNonce -// or fetches a fresh one from the given URL. -func (c *Client) popNonce(ctx context.Context, url string) (string, error) { - c.noncesMu.Lock() - defer c.noncesMu.Unlock() - if len(c.nonces) == 0 { - return c.fetchNonce(ctx, url) - } - var nonce string - for nonce = range c.nonces { - delete(c.nonces, nonce) - break - } - return nonce, nil -} - -// clearNonces clears any stored nonces -func (c *Client) clearNonces() { - c.noncesMu.Lock() - defer c.noncesMu.Unlock() - c.nonces = make(map[string]struct{}) -} - -// addNonce stores a nonce value found in h (if any) for future use. -func (c *Client) addNonce(h http.Header) { - v := nonceFromHeader(h) - if v == "" { - return - } - c.noncesMu.Lock() - defer c.noncesMu.Unlock() - if len(c.nonces) >= maxNonces { - return - } - if c.nonces == nil { - c.nonces = make(map[string]struct{}) - } - c.nonces[v] = struct{}{} -} - -func (c *Client) fetchNonce(ctx context.Context, url string) (string, error) { - r, err := http.NewRequest("HEAD", url, nil) - if err != nil { - return "", err - } - resp, err := c.doNoRetry(ctx, r) - if err != nil { - return "", err - } - defer resp.Body.Close() - nonce := nonceFromHeader(resp.Header) - if nonce == "" { - if resp.StatusCode > 299 { - return "", responseError(resp) - } - return "", errors.New("acme: nonce not found") - } - return nonce, nil -} - -func nonceFromHeader(h http.Header) string { - return h.Get("Replay-Nonce") -} - -func (c *Client) responseCert(ctx context.Context, res *http.Response, bundle bool) ([][]byte, error) { - b, err := ioutil.ReadAll(io.LimitReader(res.Body, maxCertSize+1)) - if err != nil { - return nil, fmt.Errorf("acme: response stream: %v", err) - } - if len(b) > maxCertSize { - return nil, errors.New("acme: certificate is too big") - } - cert := [][]byte{b} - if !bundle { - return cert, nil - } - - // Append CA chain cert(s). - // At least one is required according to the spec: - // https://tools.ietf.org/html/draft-ietf-acme-acme-03#section-6.3.1 - up := linkHeader(res.Header, "up") - if len(up) == 0 { - return nil, errors.New("acme: rel=up link not found") - } - if len(up) > maxChainLen { - return nil, errors.New("acme: rel=up link is too large") - } - for _, url := range up { - cc, err := c.chainCert(ctx, url, 0) - if err != nil { - return nil, err - } - cert = append(cert, cc...) - } - return cert, nil -} - -// chainCert fetches CA certificate chain recursively by following "up" links. -// Each recursive call increments the depth by 1, resulting in an error -// if the recursion level reaches maxChainLen. -// -// First chainCert call starts with depth of 0. -func (c *Client) chainCert(ctx context.Context, url string, depth int) ([][]byte, error) { - if depth >= maxChainLen { - return nil, errors.New("acme: certificate chain is too deep") - } - - res, err := c.get(ctx, url, wantStatus(http.StatusOK)) - if err != nil { - return nil, err - } - defer res.Body.Close() - b, err := ioutil.ReadAll(io.LimitReader(res.Body, maxCertSize+1)) - if err != nil { - return nil, err - } - if len(b) > maxCertSize { - return nil, errors.New("acme: certificate is too big") - } - chain := [][]byte{b} - - uplink := linkHeader(res.Header, "up") - if len(uplink) > maxChainLen { - return nil, errors.New("acme: certificate chain is too large") - } - for _, up := range uplink { - cc, err := c.chainCert(ctx, up, depth+1) - if err != nil { - return nil, err - } - chain = append(chain, cc...) - } - - return chain, nil -} - -// linkHeader returns URI-Reference values of all Link headers -// with relation-type rel. -// See https://tools.ietf.org/html/rfc5988#section-5 for details. -func linkHeader(h http.Header, rel string) []string { - var links []string - for _, v := range h["Link"] { - parts := strings.Split(v, ";") - for _, p := range parts { - p = strings.TrimSpace(p) - if !strings.HasPrefix(p, "rel=") { - continue - } - if v := strings.Trim(p[4:], `"`); v == rel { - links = append(links, strings.Trim(parts[0], "<>")) - } - } - } - return links -} - -// keyAuth generates a key authorization string for a given token. -func keyAuth(pub crypto.PublicKey, token string) (string, error) { - th, err := JWKThumbprint(pub) - if err != nil { - return "", err - } - return fmt.Sprintf("%s.%s", token, th), nil -} - -// defaultTLSChallengeCertTemplate is a template used to create challenge certs for TLS challenges. -func defaultTLSChallengeCertTemplate() *x509.Certificate { - return &x509.Certificate{ - SerialNumber: big.NewInt(1), - NotBefore: time.Now(), - NotAfter: time.Now().Add(24 * time.Hour), - BasicConstraintsValid: true, - KeyUsage: x509.KeyUsageKeyEncipherment | x509.KeyUsageDigitalSignature, - ExtKeyUsage: []x509.ExtKeyUsage{x509.ExtKeyUsageServerAuth}, - } -} - -// tlsChallengeCert creates a temporary certificate for TLS-SNI challenges -// with the given SANs and auto-generated public/private key pair. -// The Subject Common Name is set to the first SAN to aid debugging. -// To create a cert with a custom key pair, specify WithKey option. -func tlsChallengeCert(san []string, opt []CertOption) (tls.Certificate, error) { - var key crypto.Signer - tmpl := defaultTLSChallengeCertTemplate() - for _, o := range opt { - switch o := o.(type) { - case *certOptKey: - if key != nil { - return tls.Certificate{}, errors.New("acme: duplicate key option") - } - key = o.key - case *certOptTemplate: - t := *(*x509.Certificate)(o) // shallow copy is ok - tmpl = &t - default: - // package's fault, if we let this happen: - panic(fmt.Sprintf("unsupported option type %T", o)) - } - } - if key == nil { - var err error - if key, err = ecdsa.GenerateKey(elliptic.P256(), rand.Reader); err != nil { - return tls.Certificate{}, err - } - } - tmpl.DNSNames = san - if len(san) > 0 { - tmpl.Subject.CommonName = san[0] - } - - der, err := x509.CreateCertificate(rand.Reader, tmpl, tmpl, key.Public(), key) - if err != nil { - return tls.Certificate{}, err - } - return tls.Certificate{ - Certificate: [][]byte{der}, - PrivateKey: key, - }, nil -} - -// encodePEM returns b encoded as PEM with block of type typ. -func encodePEM(typ string, b []byte) []byte { - pb := &pem.Block{Type: typ, Bytes: b} - return pem.EncodeToMemory(pb) -} - -// timeNow is useful for testing for fixed current time. -var timeNow = time.Now diff --git a/vendor/golang.org/x/crypto/acme/autocert/autocert.go b/vendor/golang.org/x/crypto/acme/autocert/autocert.go deleted file mode 100644 index 1a9d972d..00000000 --- a/vendor/golang.org/x/crypto/acme/autocert/autocert.go +++ /dev/null @@ -1,1127 +0,0 @@ -// Copyright 2016 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -// Package autocert provides automatic access to certificates from Let's Encrypt -// and any other ACME-based CA. -// -// This package is a work in progress and makes no API stability promises. -package autocert - -import ( - "bytes" - "context" - "crypto" - "crypto/ecdsa" - "crypto/elliptic" - "crypto/rand" - "crypto/rsa" - "crypto/tls" - "crypto/x509" - "crypto/x509/pkix" - "encoding/pem" - "errors" - "fmt" - "io" - mathrand "math/rand" - "net" - "net/http" - "path" - "strings" - "sync" - "time" - - "golang.org/x/crypto/acme" -) - -// createCertRetryAfter is how much time to wait before removing a failed state -// entry due to an unsuccessful createCert call. -// This is a variable instead of a const for testing. -// TODO: Consider making it configurable or an exp backoff? -var createCertRetryAfter = time.Minute - -// pseudoRand is safe for concurrent use. -var pseudoRand *lockedMathRand - -func init() { - src := mathrand.NewSource(timeNow().UnixNano()) - pseudoRand = &lockedMathRand{rnd: mathrand.New(src)} -} - -// AcceptTOS is a Manager.Prompt function that always returns true to -// indicate acceptance of the CA's Terms of Service during account -// registration. -func AcceptTOS(tosURL string) bool { return true } - -// HostPolicy specifies which host names the Manager is allowed to respond to. -// It returns a non-nil error if the host should be rejected. -// The returned error is accessible via tls.Conn.Handshake and its callers. -// See Manager's HostPolicy field and GetCertificate method docs for more details. -type HostPolicy func(ctx context.Context, host string) error - -// HostWhitelist returns a policy where only the specified host names are allowed. -// Only exact matches are currently supported. Subdomains, regexp or wildcard -// will not match. -func HostWhitelist(hosts ...string) HostPolicy { - whitelist := make(map[string]bool, len(hosts)) - for _, h := range hosts { - whitelist[h] = true - } - return func(_ context.Context, host string) error { - if !whitelist[host] { - return errors.New("acme/autocert: host not configured") - } - return nil - } -} - -// defaultHostPolicy is used when Manager.HostPolicy is not set. -func defaultHostPolicy(context.Context, string) error { - return nil -} - -// Manager is a stateful certificate manager built on top of acme.Client. -// It obtains and refreshes certificates automatically using "tls-alpn-01", -// "tls-sni-01", "tls-sni-02" and "http-01" challenge types, -// as well as providing them to a TLS server via tls.Config. -// -// You must specify a cache implementation, such as DirCache, -// to reuse obtained certificates across program restarts. -// Otherwise your server is very likely to exceed the certificate -// issuer's request rate limits. -type Manager struct { - // Prompt specifies a callback function to conditionally accept a CA's Terms of Service (TOS). - // The registration may require the caller to agree to the CA's TOS. - // If so, Manager calls Prompt with a TOS URL provided by the CA. Prompt should report - // whether the caller agrees to the terms. - // - // To always accept the terms, the callers can use AcceptTOS. - Prompt func(tosURL string) bool - - // Cache optionally stores and retrieves previously-obtained certificates - // and other state. If nil, certs will only be cached for the lifetime of - // the Manager. Multiple Managers can share the same Cache. - // - // Using a persistent Cache, such as DirCache, is strongly recommended. - Cache Cache - - // HostPolicy controls which domains the Manager will attempt - // to retrieve new certificates for. It does not affect cached certs. - // - // If non-nil, HostPolicy is called before requesting a new cert. - // If nil, all hosts are currently allowed. This is not recommended, - // as it opens a potential attack where clients connect to a server - // by IP address and pretend to be asking for an incorrect host name. - // Manager will attempt to obtain a certificate for that host, incorrectly, - // eventually reaching the CA's rate limit for certificate requests - // and making it impossible to obtain actual certificates. - // - // See GetCertificate for more details. - HostPolicy HostPolicy - - // RenewBefore optionally specifies how early certificates should - // be renewed before they expire. - // - // If zero, they're renewed 30 days before expiration. - RenewBefore time.Duration - - // Client is used to perform low-level operations, such as account registration - // and requesting new certificates. - // - // If Client is nil, a zero-value acme.Client is used with acme.LetsEncryptURL - // as directory endpoint. If the Client.Key is nil, a new ECDSA P-256 key is - // generated and, if Cache is not nil, stored in cache. - // - // Mutating the field after the first call of GetCertificate method will have no effect. - Client *acme.Client - - // Email optionally specifies a contact email address. - // This is used by CAs, such as Let's Encrypt, to notify about problems - // with issued certificates. - // - // If the Client's account key is already registered, Email is not used. - Email string - - // ForceRSA used to make the Manager generate RSA certificates. It is now ignored. - // - // Deprecated: the Manager will request the correct type of certificate based - // on what each client supports. - ForceRSA bool - - // ExtraExtensions are used when generating a new CSR (Certificate Request), - // thus allowing customization of the resulting certificate. - // For instance, TLS Feature Extension (RFC 7633) can be used - // to prevent an OCSP downgrade attack. - // - // The field value is passed to crypto/x509.CreateCertificateRequest - // in the template's ExtraExtensions field as is. - ExtraExtensions []pkix.Extension - - clientMu sync.Mutex - client *acme.Client // initialized by acmeClient method - - stateMu sync.Mutex - state map[certKey]*certState - - // renewal tracks the set of domains currently running renewal timers. - renewalMu sync.Mutex - renewal map[certKey]*domainRenewal - - // tokensMu guards the rest of the fields: tryHTTP01, certTokens and httpTokens. - tokensMu sync.RWMutex - // tryHTTP01 indicates whether the Manager should try "http-01" challenge type - // during the authorization flow. - tryHTTP01 bool - // httpTokens contains response body values for http-01 challenges - // and is keyed by the URL path at which a challenge response is expected - // to be provisioned. - // The entries are stored for the duration of the authorization flow. - httpTokens map[string][]byte - // certTokens contains temporary certificates for tls-sni and tls-alpn challenges - // and is keyed by token domain name, which matches server name of ClientHello. - // Keys always have ".acme.invalid" suffix for tls-sni. Otherwise, they are domain names - // for tls-alpn. - // The entries are stored for the duration of the authorization flow. - certTokens map[string]*tls.Certificate -} - -// certKey is the key by which certificates are tracked in state, renewal and cache. -type certKey struct { - domain string // without trailing dot - isRSA bool // RSA cert for legacy clients (as opposed to default ECDSA) - isToken bool // tls-based challenge token cert; key type is undefined regardless of isRSA -} - -func (c certKey) String() string { - if c.isToken { - return c.domain + "+token" - } - if c.isRSA { - return c.domain + "+rsa" - } - return c.domain -} - -// TLSConfig creates a new TLS config suitable for net/http.Server servers, -// supporting HTTP/2 and the tls-alpn-01 ACME challenge type. -func (m *Manager) TLSConfig() *tls.Config { - return &tls.Config{ - GetCertificate: m.GetCertificate, - NextProtos: []string{ - "h2", "http/1.1", // enable HTTP/2 - acme.ALPNProto, // enable tls-alpn ACME challenges - }, - } -} - -// GetCertificate implements the tls.Config.GetCertificate hook. -// It provides a TLS certificate for hello.ServerName host, including answering -// tls-alpn-01 and *.acme.invalid (tls-sni-01 and tls-sni-02) challenges. -// All other fields of hello are ignored. -// -// If m.HostPolicy is non-nil, GetCertificate calls the policy before requesting -// a new cert. A non-nil error returned from m.HostPolicy halts TLS negotiation. -// The error is propagated back to the caller of GetCertificate and is user-visible. -// This does not affect cached certs. See HostPolicy field description for more details. -func (m *Manager) GetCertificate(hello *tls.ClientHelloInfo) (*tls.Certificate, error) { - if m.Prompt == nil { - return nil, errors.New("acme/autocert: Manager.Prompt not set") - } - - name := hello.ServerName - if name == "" { - return nil, errors.New("acme/autocert: missing server name") - } - if !strings.Contains(strings.Trim(name, "."), ".") { - return nil, errors.New("acme/autocert: server name component count invalid") - } - if strings.ContainsAny(name, `+/\`) { - return nil, errors.New("acme/autocert: server name contains invalid character") - } - - // In the worst-case scenario, the timeout needs to account for caching, host policy, - // domain ownership verification and certificate issuance. - ctx, cancel := context.WithTimeout(context.Background(), 5*time.Minute) - defer cancel() - - // Check whether this is a token cert requested for TLS-SNI or TLS-ALPN challenge. - if wantsTokenCert(hello) { - m.tokensMu.RLock() - defer m.tokensMu.RUnlock() - // It's ok to use the same token cert key for both tls-sni and tls-alpn - // because there's always at most 1 token cert per on-going domain authorization. - // See m.verify for details. - if cert := m.certTokens[name]; cert != nil { - return cert, nil - } - if cert, err := m.cacheGet(ctx, certKey{domain: name, isToken: true}); err == nil { - return cert, nil - } - // TODO: cache error results? - return nil, fmt.Errorf("acme/autocert: no token cert for %q", name) - } - - // regular domain - ck := certKey{ - domain: strings.TrimSuffix(name, "."), // golang.org/issue/18114 - isRSA: !supportsECDSA(hello), - } - cert, err := m.cert(ctx, ck) - if err == nil { - return cert, nil - } - if err != ErrCacheMiss { - return nil, err - } - - // first-time - if err := m.hostPolicy()(ctx, name); err != nil { - return nil, err - } - cert, err = m.createCert(ctx, ck) - if err != nil { - return nil, err - } - m.cachePut(ctx, ck, cert) - return cert, nil -} - -// wantsTokenCert reports whether a TLS request with SNI is made by a CA server -// for a challenge verification. -func wantsTokenCert(hello *tls.ClientHelloInfo) bool { - // tls-alpn-01 - if len(hello.SupportedProtos) == 1 && hello.SupportedProtos[0] == acme.ALPNProto { - return true - } - // tls-sni-xx - return strings.HasSuffix(hello.ServerName, ".acme.invalid") -} - -func supportsECDSA(hello *tls.ClientHelloInfo) bool { - // The "signature_algorithms" extension, if present, limits the key exchange - // algorithms allowed by the cipher suites. See RFC 5246, section 7.4.1.4.1. - if hello.SignatureSchemes != nil { - ecdsaOK := false - schemeLoop: - for _, scheme := range hello.SignatureSchemes { - const tlsECDSAWithSHA1 tls.SignatureScheme = 0x0203 // constant added in Go 1.10 - switch scheme { - case tlsECDSAWithSHA1, tls.ECDSAWithP256AndSHA256, - tls.ECDSAWithP384AndSHA384, tls.ECDSAWithP521AndSHA512: - ecdsaOK = true - break schemeLoop - } - } - if !ecdsaOK { - return false - } - } - if hello.SupportedCurves != nil { - ecdsaOK := false - for _, curve := range hello.SupportedCurves { - if curve == tls.CurveP256 { - ecdsaOK = true - break - } - } - if !ecdsaOK { - return false - } - } - for _, suite := range hello.CipherSuites { - switch suite { - case tls.TLS_ECDHE_ECDSA_WITH_RC4_128_SHA, - tls.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA, - tls.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA, - tls.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256, - tls.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256, - tls.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384, - tls.TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305: - return true - } - } - return false -} - -// HTTPHandler configures the Manager to provision ACME "http-01" challenge responses. -// It returns an http.Handler that responds to the challenges and must be -// running on port 80. If it receives a request that is not an ACME challenge, -// it delegates the request to the optional fallback handler. -// -// If fallback is nil, the returned handler redirects all GET and HEAD requests -// to the default TLS port 443 with 302 Found status code, preserving the original -// request path and query. It responds with 400 Bad Request to all other HTTP methods. -// The fallback is not protected by the optional HostPolicy. -// -// Because the fallback handler is run with unencrypted port 80 requests, -// the fallback should not serve TLS-only requests. -// -// If HTTPHandler is never called, the Manager will only use TLS SNI -// challenges for domain verification. -func (m *Manager) HTTPHandler(fallback http.Handler) http.Handler { - m.tokensMu.Lock() - defer m.tokensMu.Unlock() - m.tryHTTP01 = true - - if fallback == nil { - fallback = http.HandlerFunc(handleHTTPRedirect) - } - return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { - if !strings.HasPrefix(r.URL.Path, "/.well-known/acme-challenge/") { - fallback.ServeHTTP(w, r) - return - } - // A reasonable context timeout for cache and host policy only, - // because we don't wait for a new certificate issuance here. - ctx, cancel := context.WithTimeout(r.Context(), time.Minute) - defer cancel() - if err := m.hostPolicy()(ctx, r.Host); err != nil { - http.Error(w, err.Error(), http.StatusForbidden) - return - } - data, err := m.httpToken(ctx, r.URL.Path) - if err != nil { - http.Error(w, err.Error(), http.StatusNotFound) - return - } - w.Write(data) - }) -} - -func handleHTTPRedirect(w http.ResponseWriter, r *http.Request) { - if r.Method != "GET" && r.Method != "HEAD" { - http.Error(w, "Use HTTPS", http.StatusBadRequest) - return - } - target := "https://" + stripPort(r.Host) + r.URL.RequestURI() - http.Redirect(w, r, target, http.StatusFound) -} - -func stripPort(hostport string) string { - host, _, err := net.SplitHostPort(hostport) - if err != nil { - return hostport - } - return net.JoinHostPort(host, "443") -} - -// cert returns an existing certificate either from m.state or cache. -// If a certificate is found in cache but not in m.state, the latter will be filled -// with the cached value. -func (m *Manager) cert(ctx context.Context, ck certKey) (*tls.Certificate, error) { - m.stateMu.Lock() - if s, ok := m.state[ck]; ok { - m.stateMu.Unlock() - s.RLock() - defer s.RUnlock() - return s.tlscert() - } - defer m.stateMu.Unlock() - cert, err := m.cacheGet(ctx, ck) - if err != nil { - return nil, err - } - signer, ok := cert.PrivateKey.(crypto.Signer) - if !ok { - return nil, errors.New("acme/autocert: private key cannot sign") - } - if m.state == nil { - m.state = make(map[certKey]*certState) - } - s := &certState{ - key: signer, - cert: cert.Certificate, - leaf: cert.Leaf, - } - m.state[ck] = s - go m.renew(ck, s.key, s.leaf.NotAfter) - return cert, nil -} - -// cacheGet always returns a valid certificate, or an error otherwise. -// If a cached certificate exists but is not valid, ErrCacheMiss is returned. -func (m *Manager) cacheGet(ctx context.Context, ck certKey) (*tls.Certificate, error) { - if m.Cache == nil { - return nil, ErrCacheMiss - } - data, err := m.Cache.Get(ctx, ck.String()) - if err != nil { - return nil, err - } - - // private - priv, pub := pem.Decode(data) - if priv == nil || !strings.Contains(priv.Type, "PRIVATE") { - return nil, ErrCacheMiss - } - privKey, err := parsePrivateKey(priv.Bytes) - if err != nil { - return nil, err - } - - // public - var pubDER [][]byte - for len(pub) > 0 { - var b *pem.Block - b, pub = pem.Decode(pub) - if b == nil { - break - } - pubDER = append(pubDER, b.Bytes) - } - if len(pub) > 0 { - // Leftover content not consumed by pem.Decode. Corrupt. Ignore. - return nil, ErrCacheMiss - } - - // verify and create TLS cert - leaf, err := validCert(ck, pubDER, privKey) - if err != nil { - return nil, ErrCacheMiss - } - tlscert := &tls.Certificate{ - Certificate: pubDER, - PrivateKey: privKey, - Leaf: leaf, - } - return tlscert, nil -} - -func (m *Manager) cachePut(ctx context.Context, ck certKey, tlscert *tls.Certificate) error { - if m.Cache == nil { - return nil - } - - // contains PEM-encoded data - var buf bytes.Buffer - - // private - switch key := tlscert.PrivateKey.(type) { - case *ecdsa.PrivateKey: - if err := encodeECDSAKey(&buf, key); err != nil { - return err - } - case *rsa.PrivateKey: - b := x509.MarshalPKCS1PrivateKey(key) - pb := &pem.Block{Type: "RSA PRIVATE KEY", Bytes: b} - if err := pem.Encode(&buf, pb); err != nil { - return err - } - default: - return errors.New("acme/autocert: unknown private key type") - } - - // public - for _, b := range tlscert.Certificate { - pb := &pem.Block{Type: "CERTIFICATE", Bytes: b} - if err := pem.Encode(&buf, pb); err != nil { - return err - } - } - - return m.Cache.Put(ctx, ck.String(), buf.Bytes()) -} - -func encodeECDSAKey(w io.Writer, key *ecdsa.PrivateKey) error { - b, err := x509.MarshalECPrivateKey(key) - if err != nil { - return err - } - pb := &pem.Block{Type: "EC PRIVATE KEY", Bytes: b} - return pem.Encode(w, pb) -} - -// createCert starts the domain ownership verification and returns a certificate -// for that domain upon success. -// -// If the domain is already being verified, it waits for the existing verification to complete. -// Either way, createCert blocks for the duration of the whole process. -func (m *Manager) createCert(ctx context.Context, ck certKey) (*tls.Certificate, error) { - // TODO: maybe rewrite this whole piece using sync.Once - state, err := m.certState(ck) - if err != nil { - return nil, err - } - // state may exist if another goroutine is already working on it - // in which case just wait for it to finish - if !state.locked { - state.RLock() - defer state.RUnlock() - return state.tlscert() - } - - // We are the first; state is locked. - // Unblock the readers when domain ownership is verified - // and we got the cert or the process failed. - defer state.Unlock() - state.locked = false - - der, leaf, err := m.authorizedCert(ctx, state.key, ck) - if err != nil { - // Remove the failed state after some time, - // making the manager call createCert again on the following TLS hello. - time.AfterFunc(createCertRetryAfter, func() { - defer testDidRemoveState(ck) - m.stateMu.Lock() - defer m.stateMu.Unlock() - // Verify the state hasn't changed and it's still invalid - // before deleting. - s, ok := m.state[ck] - if !ok { - return - } - if _, err := validCert(ck, s.cert, s.key); err == nil { - return - } - delete(m.state, ck) - }) - return nil, err - } - state.cert = der - state.leaf = leaf - go m.renew(ck, state.key, state.leaf.NotAfter) - return state.tlscert() -} - -// certState returns a new or existing certState. -// If a new certState is returned, state.exist is false and the state is locked. -// The returned error is non-nil only in the case where a new state could not be created. -func (m *Manager) certState(ck certKey) (*certState, error) { - m.stateMu.Lock() - defer m.stateMu.Unlock() - if m.state == nil { - m.state = make(map[certKey]*certState) - } - // existing state - if state, ok := m.state[ck]; ok { - return state, nil - } - - // new locked state - var ( - err error - key crypto.Signer - ) - if ck.isRSA { - key, err = rsa.GenerateKey(rand.Reader, 2048) - } else { - key, err = ecdsa.GenerateKey(elliptic.P256(), rand.Reader) - } - if err != nil { - return nil, err - } - - state := &certState{ - key: key, - locked: true, - } - state.Lock() // will be unlocked by m.certState caller - m.state[ck] = state - return state, nil -} - -// authorizedCert starts the domain ownership verification process and requests a new cert upon success. -// The key argument is the certificate private key. -func (m *Manager) authorizedCert(ctx context.Context, key crypto.Signer, ck certKey) (der [][]byte, leaf *x509.Certificate, err error) { - client, err := m.acmeClient(ctx) - if err != nil { - return nil, nil, err - } - - if err := m.verify(ctx, client, ck.domain); err != nil { - return nil, nil, err - } - csr, err := certRequest(key, ck.domain, m.ExtraExtensions) - if err != nil { - return nil, nil, err - } - der, _, err = client.CreateCert(ctx, csr, 0, true) - if err != nil { - return nil, nil, err - } - leaf, err = validCert(ck, der, key) - if err != nil { - return nil, nil, err - } - return der, leaf, nil -} - -// revokePendingAuthz revokes all authorizations idenfied by the elements of uri slice. -// It ignores revocation errors. -func (m *Manager) revokePendingAuthz(ctx context.Context, uri []string) { - client, err := m.acmeClient(ctx) - if err != nil { - return - } - for _, u := range uri { - client.RevokeAuthorization(ctx, u) - } -} - -// verify runs the identifier (domain) authorization flow -// using each applicable ACME challenge type. -func (m *Manager) verify(ctx context.Context, client *acme.Client, domain string) error { - // The list of challenge types we'll try to fulfill - // in this specific order. - challengeTypes := []string{"tls-alpn-01", "tls-sni-02", "tls-sni-01"} - m.tokensMu.RLock() - if m.tryHTTP01 { - challengeTypes = append(challengeTypes, "http-01") - } - m.tokensMu.RUnlock() - - // Keep track of pending authzs and revoke the ones that did not validate. - pendingAuthzs := make(map[string]bool) - defer func() { - var uri []string - for k, pending := range pendingAuthzs { - if pending { - uri = append(uri, k) - } - } - if len(uri) > 0 { - // Use "detached" background context. - // The revocations need not happen in the current verification flow. - go m.revokePendingAuthz(context.Background(), uri) - } - }() - - // errs accumulates challenge failure errors, printed if all fail - errs := make(map[*acme.Challenge]error) - var nextTyp int // challengeType index of the next challenge type to try - for { - // Start domain authorization and get the challenge. - authz, err := client.Authorize(ctx, domain) - if err != nil { - return err - } - // No point in accepting challenges if the authorization status - // is in a final state. - switch authz.Status { - case acme.StatusValid: - return nil // already authorized - case acme.StatusInvalid: - return fmt.Errorf("acme/autocert: invalid authorization %q", authz.URI) - } - - pendingAuthzs[authz.URI] = true - - // Pick the next preferred challenge. - var chal *acme.Challenge - for chal == nil && nextTyp < len(challengeTypes) { - chal = pickChallenge(challengeTypes[nextTyp], authz.Challenges) - nextTyp++ - } - if chal == nil { - errorMsg := fmt.Sprintf("acme/autocert: unable to authorize %q", domain) - for chal, err := range errs { - errorMsg += fmt.Sprintf("; challenge %q failed with error: %v", chal.Type, err) - } - return errors.New(errorMsg) - } - cleanup, err := m.fulfill(ctx, client, chal, domain) - if err != nil { - errs[chal] = err - continue - } - defer cleanup() - if _, err := client.Accept(ctx, chal); err != nil { - errs[chal] = err - continue - } - - // A challenge is fulfilled and accepted: wait for the CA to validate. - if _, err := client.WaitAuthorization(ctx, authz.URI); err != nil { - errs[chal] = err - continue - } - delete(pendingAuthzs, authz.URI) - return nil - } -} - -// fulfill provisions a response to the challenge chal. -// The cleanup is non-nil only if provisioning succeeded. -func (m *Manager) fulfill(ctx context.Context, client *acme.Client, chal *acme.Challenge, domain string) (cleanup func(), err error) { - switch chal.Type { - case "tls-alpn-01": - cert, err := client.TLSALPN01ChallengeCert(chal.Token, domain) - if err != nil { - return nil, err - } - m.putCertToken(ctx, domain, &cert) - return func() { go m.deleteCertToken(domain) }, nil - case "tls-sni-01": - cert, name, err := client.TLSSNI01ChallengeCert(chal.Token) - if err != nil { - return nil, err - } - m.putCertToken(ctx, name, &cert) - return func() { go m.deleteCertToken(name) }, nil - case "tls-sni-02": - cert, name, err := client.TLSSNI02ChallengeCert(chal.Token) - if err != nil { - return nil, err - } - m.putCertToken(ctx, name, &cert) - return func() { go m.deleteCertToken(name) }, nil - case "http-01": - resp, err := client.HTTP01ChallengeResponse(chal.Token) - if err != nil { - return nil, err - } - p := client.HTTP01ChallengePath(chal.Token) - m.putHTTPToken(ctx, p, resp) - return func() { go m.deleteHTTPToken(p) }, nil - } - return nil, fmt.Errorf("acme/autocert: unknown challenge type %q", chal.Type) -} - -func pickChallenge(typ string, chal []*acme.Challenge) *acme.Challenge { - for _, c := range chal { - if c.Type == typ { - return c - } - } - return nil -} - -// putCertToken stores the token certificate with the specified name -// in both m.certTokens map and m.Cache. -func (m *Manager) putCertToken(ctx context.Context, name string, cert *tls.Certificate) { - m.tokensMu.Lock() - defer m.tokensMu.Unlock() - if m.certTokens == nil { - m.certTokens = make(map[string]*tls.Certificate) - } - m.certTokens[name] = cert - m.cachePut(ctx, certKey{domain: name, isToken: true}, cert) -} - -// deleteCertToken removes the token certificate with the specified name -// from both m.certTokens map and m.Cache. -func (m *Manager) deleteCertToken(name string) { - m.tokensMu.Lock() - defer m.tokensMu.Unlock() - delete(m.certTokens, name) - if m.Cache != nil { - ck := certKey{domain: name, isToken: true} - m.Cache.Delete(context.Background(), ck.String()) - } -} - -// httpToken retrieves an existing http-01 token value from an in-memory map -// or the optional cache. -func (m *Manager) httpToken(ctx context.Context, tokenPath string) ([]byte, error) { - m.tokensMu.RLock() - defer m.tokensMu.RUnlock() - if v, ok := m.httpTokens[tokenPath]; ok { - return v, nil - } - if m.Cache == nil { - return nil, fmt.Errorf("acme/autocert: no token at %q", tokenPath) - } - return m.Cache.Get(ctx, httpTokenCacheKey(tokenPath)) -} - -// putHTTPToken stores an http-01 token value using tokenPath as key -// in both in-memory map and the optional Cache. -// -// It ignores any error returned from Cache.Put. -func (m *Manager) putHTTPToken(ctx context.Context, tokenPath, val string) { - m.tokensMu.Lock() - defer m.tokensMu.Unlock() - if m.httpTokens == nil { - m.httpTokens = make(map[string][]byte) - } - b := []byte(val) - m.httpTokens[tokenPath] = b - if m.Cache != nil { - m.Cache.Put(ctx, httpTokenCacheKey(tokenPath), b) - } -} - -// deleteHTTPToken removes an http-01 token value from both in-memory map -// and the optional Cache, ignoring any error returned from the latter. -// -// If m.Cache is non-nil, it blocks until Cache.Delete returns without a timeout. -func (m *Manager) deleteHTTPToken(tokenPath string) { - m.tokensMu.Lock() - defer m.tokensMu.Unlock() - delete(m.httpTokens, tokenPath) - if m.Cache != nil { - m.Cache.Delete(context.Background(), httpTokenCacheKey(tokenPath)) - } -} - -// httpTokenCacheKey returns a key at which an http-01 token value may be stored -// in the Manager's optional Cache. -func httpTokenCacheKey(tokenPath string) string { - return path.Base(tokenPath) + "+http-01" -} - -// renew starts a cert renewal timer loop, one per domain. -// -// The loop is scheduled in two cases: -// - a cert was fetched from cache for the first time (wasn't in m.state) -// - a new cert was created by m.createCert -// -// The key argument is a certificate private key. -// The exp argument is the cert expiration time (NotAfter). -func (m *Manager) renew(ck certKey, key crypto.Signer, exp time.Time) { - m.renewalMu.Lock() - defer m.renewalMu.Unlock() - if m.renewal[ck] != nil { - // another goroutine is already on it - return - } - if m.renewal == nil { - m.renewal = make(map[certKey]*domainRenewal) - } - dr := &domainRenewal{m: m, ck: ck, key: key} - m.renewal[ck] = dr - dr.start(exp) -} - -// stopRenew stops all currently running cert renewal timers. -// The timers are not restarted during the lifetime of the Manager. -func (m *Manager) stopRenew() { - m.renewalMu.Lock() - defer m.renewalMu.Unlock() - for name, dr := range m.renewal { - delete(m.renewal, name) - dr.stop() - } -} - -func (m *Manager) accountKey(ctx context.Context) (crypto.Signer, error) { - const keyName = "acme_account+key" - - // Previous versions of autocert stored the value under a different key. - const legacyKeyName = "acme_account.key" - - genKey := func() (*ecdsa.PrivateKey, error) { - return ecdsa.GenerateKey(elliptic.P256(), rand.Reader) - } - - if m.Cache == nil { - return genKey() - } - - data, err := m.Cache.Get(ctx, keyName) - if err == ErrCacheMiss { - data, err = m.Cache.Get(ctx, legacyKeyName) - } - if err == ErrCacheMiss { - key, err := genKey() - if err != nil { - return nil, err - } - var buf bytes.Buffer - if err := encodeECDSAKey(&buf, key); err != nil { - return nil, err - } - if err := m.Cache.Put(ctx, keyName, buf.Bytes()); err != nil { - return nil, err - } - return key, nil - } - if err != nil { - return nil, err - } - - priv, _ := pem.Decode(data) - if priv == nil || !strings.Contains(priv.Type, "PRIVATE") { - return nil, errors.New("acme/autocert: invalid account key found in cache") - } - return parsePrivateKey(priv.Bytes) -} - -func (m *Manager) acmeClient(ctx context.Context) (*acme.Client, error) { - m.clientMu.Lock() - defer m.clientMu.Unlock() - if m.client != nil { - return m.client, nil - } - - client := m.Client - if client == nil { - client = &acme.Client{DirectoryURL: acme.LetsEncryptURL} - } - if client.Key == nil { - var err error - client.Key, err = m.accountKey(ctx) - if err != nil { - return nil, err - } - } - var contact []string - if m.Email != "" { - contact = []string{"mailto:" + m.Email} - } - a := &acme.Account{Contact: contact} - _, err := client.Register(ctx, a, m.Prompt) - if ae, ok := err.(*acme.Error); err == nil || ok && ae.StatusCode == http.StatusConflict { - // conflict indicates the key is already registered - m.client = client - err = nil - } - return m.client, err -} - -func (m *Manager) hostPolicy() HostPolicy { - if m.HostPolicy != nil { - return m.HostPolicy - } - return defaultHostPolicy -} - -func (m *Manager) renewBefore() time.Duration { - if m.RenewBefore > renewJitter { - return m.RenewBefore - } - return 720 * time.Hour // 30 days -} - -// certState is ready when its mutex is unlocked for reading. -type certState struct { - sync.RWMutex - locked bool // locked for read/write - key crypto.Signer // private key for cert - cert [][]byte // DER encoding - leaf *x509.Certificate // parsed cert[0]; always non-nil if cert != nil -} - -// tlscert creates a tls.Certificate from s.key and s.cert. -// Callers should wrap it in s.RLock() and s.RUnlock(). -func (s *certState) tlscert() (*tls.Certificate, error) { - if s.key == nil { - return nil, errors.New("acme/autocert: missing signer") - } - if len(s.cert) == 0 { - return nil, errors.New("acme/autocert: missing certificate") - } - return &tls.Certificate{ - PrivateKey: s.key, - Certificate: s.cert, - Leaf: s.leaf, - }, nil -} - -// certRequest generates a CSR for the given common name cn and optional SANs. -func certRequest(key crypto.Signer, cn string, ext []pkix.Extension, san ...string) ([]byte, error) { - req := &x509.CertificateRequest{ - Subject: pkix.Name{CommonName: cn}, - DNSNames: san, - ExtraExtensions: ext, - } - return x509.CreateCertificateRequest(rand.Reader, req, key) -} - -// Attempt to parse the given private key DER block. OpenSSL 0.9.8 generates -// PKCS#1 private keys by default, while OpenSSL 1.0.0 generates PKCS#8 keys. -// OpenSSL ecparam generates SEC1 EC private keys for ECDSA. We try all three. -// -// Inspired by parsePrivateKey in crypto/tls/tls.go. -func parsePrivateKey(der []byte) (crypto.Signer, error) { - if key, err := x509.ParsePKCS1PrivateKey(der); err == nil { - return key, nil - } - if key, err := x509.ParsePKCS8PrivateKey(der); err == nil { - switch key := key.(type) { - case *rsa.PrivateKey: - return key, nil - case *ecdsa.PrivateKey: - return key, nil - default: - return nil, errors.New("acme/autocert: unknown private key type in PKCS#8 wrapping") - } - } - if key, err := x509.ParseECPrivateKey(der); err == nil { - return key, nil - } - - return nil, errors.New("acme/autocert: failed to parse private key") -} - -// validCert parses a cert chain provided as der argument and verifies the leaf and der[0] -// correspond to the private key, the domain and key type match, and expiration dates -// are valid. It doesn't do any revocation checking. -// -// The returned value is the verified leaf cert. -func validCert(ck certKey, der [][]byte, key crypto.Signer) (leaf *x509.Certificate, err error) { - // parse public part(s) - var n int - for _, b := range der { - n += len(b) - } - pub := make([]byte, n) - n = 0 - for _, b := range der { - n += copy(pub[n:], b) - } - x509Cert, err := x509.ParseCertificates(pub) - if err != nil || len(x509Cert) == 0 { - return nil, errors.New("acme/autocert: no public key found") - } - // verify the leaf is not expired and matches the domain name - leaf = x509Cert[0] - now := timeNow() - if now.Before(leaf.NotBefore) { - return nil, errors.New("acme/autocert: certificate is not valid yet") - } - if now.After(leaf.NotAfter) { - return nil, errors.New("acme/autocert: expired certificate") - } - if err := leaf.VerifyHostname(ck.domain); err != nil { - return nil, err - } - // ensure the leaf corresponds to the private key and matches the certKey type - switch pub := leaf.PublicKey.(type) { - case *rsa.PublicKey: - prv, ok := key.(*rsa.PrivateKey) - if !ok { - return nil, errors.New("acme/autocert: private key type does not match public key type") - } - if pub.N.Cmp(prv.N) != 0 { - return nil, errors.New("acme/autocert: private key does not match public key") - } - if !ck.isRSA && !ck.isToken { - return nil, errors.New("acme/autocert: key type does not match expected value") - } - case *ecdsa.PublicKey: - prv, ok := key.(*ecdsa.PrivateKey) - if !ok { - return nil, errors.New("acme/autocert: private key type does not match public key type") - } - if pub.X.Cmp(prv.X) != 0 || pub.Y.Cmp(prv.Y) != 0 { - return nil, errors.New("acme/autocert: private key does not match public key") - } - if ck.isRSA && !ck.isToken { - return nil, errors.New("acme/autocert: key type does not match expected value") - } - default: - return nil, errors.New("acme/autocert: unknown public key algorithm") - } - return leaf, nil -} - -type lockedMathRand struct { - sync.Mutex - rnd *mathrand.Rand -} - -func (r *lockedMathRand) int63n(max int64) int64 { - r.Lock() - n := r.rnd.Int63n(max) - r.Unlock() - return n -} - -// For easier testing. -var ( - timeNow = time.Now - - // Called when a state is removed. - testDidRemoveState = func(certKey) {} -) diff --git a/vendor/golang.org/x/crypto/acme/autocert/cache.go b/vendor/golang.org/x/crypto/acme/autocert/cache.go deleted file mode 100644 index aa9aa845..00000000 --- a/vendor/golang.org/x/crypto/acme/autocert/cache.go +++ /dev/null @@ -1,130 +0,0 @@ -// Copyright 2016 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package autocert - -import ( - "context" - "errors" - "io/ioutil" - "os" - "path/filepath" -) - -// ErrCacheMiss is returned when a certificate is not found in cache. -var ErrCacheMiss = errors.New("acme/autocert: certificate cache miss") - -// Cache is used by Manager to store and retrieve previously obtained certificates -// and other account data as opaque blobs. -// -// Cache implementations should not rely on the key naming pattern. Keys can -// include any printable ASCII characters, except the following: \/:*?"<>| -type Cache interface { - // Get returns a certificate data for the specified key. - // If there's no such key, Get returns ErrCacheMiss. - Get(ctx context.Context, key string) ([]byte, error) - - // Put stores the data in the cache under the specified key. - // Underlying implementations may use any data storage format, - // as long as the reverse operation, Get, results in the original data. - Put(ctx context.Context, key string, data []byte) error - - // Delete removes a certificate data from the cache under the specified key. - // If there's no such key in the cache, Delete returns nil. - Delete(ctx context.Context, key string) error -} - -// DirCache implements Cache using a directory on the local filesystem. -// If the directory does not exist, it will be created with 0700 permissions. -type DirCache string - -// Get reads a certificate data from the specified file name. -func (d DirCache) Get(ctx context.Context, name string) ([]byte, error) { - name = filepath.Join(string(d), name) - var ( - data []byte - err error - done = make(chan struct{}) - ) - go func() { - data, err = ioutil.ReadFile(name) - close(done) - }() - select { - case <-ctx.Done(): - return nil, ctx.Err() - case <-done: - } - if os.IsNotExist(err) { - return nil, ErrCacheMiss - } - return data, err -} - -// Put writes the certificate data to the specified file name. -// The file will be created with 0600 permissions. -func (d DirCache) Put(ctx context.Context, name string, data []byte) error { - if err := os.MkdirAll(string(d), 0700); err != nil { - return err - } - - done := make(chan struct{}) - var err error - go func() { - defer close(done) - var tmp string - if tmp, err = d.writeTempFile(name, data); err != nil { - return - } - select { - case <-ctx.Done(): - // Don't overwrite the file if the context was canceled. - default: - newName := filepath.Join(string(d), name) - err = os.Rename(tmp, newName) - } - }() - select { - case <-ctx.Done(): - return ctx.Err() - case <-done: - } - return err -} - -// Delete removes the specified file name. -func (d DirCache) Delete(ctx context.Context, name string) error { - name = filepath.Join(string(d), name) - var ( - err error - done = make(chan struct{}) - ) - go func() { - err = os.Remove(name) - close(done) - }() - select { - case <-ctx.Done(): - return ctx.Err() - case <-done: - } - if err != nil && !os.IsNotExist(err) { - return err - } - return nil -} - -// writeTempFile writes b to a temporary file, closes the file and returns its path. -func (d DirCache) writeTempFile(prefix string, b []byte) (string, error) { - // TempFile uses 0600 permissions - f, err := ioutil.TempFile(string(d), prefix) - if err != nil { - return "", err - } - if _, err := f.Write(b); err != nil { - f.Close() - return "", err - } - return f.Name(), f.Close() -} diff --git a/vendor/golang.org/x/crypto/acme/autocert/listener.go b/vendor/golang.org/x/crypto/acme/autocert/listener.go deleted file mode 100644 index 1e069818..00000000 --- a/vendor/golang.org/x/crypto/acme/autocert/listener.go +++ /dev/null @@ -1,157 +0,0 @@ -// Copyright 2017 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package autocert - -import ( - "crypto/tls" - "log" - "net" - "os" - "path/filepath" - "runtime" - "time" -) - -// NewListener returns a net.Listener that listens on the standard TLS -// port (443) on all interfaces and returns *tls.Conn connections with -// LetsEncrypt certificates for the provided domain or domains. -// -// It enables one-line HTTPS servers: -// -// log.Fatal(http.Serve(autocert.NewListener("example.com"), handler)) -// -// NewListener is a convenience function for a common configuration. -// More complex or custom configurations can use the autocert.Manager -// type instead. -// -// Use of this function implies acceptance of the LetsEncrypt Terms of -// Service. If domains is not empty, the provided domains are passed -// to HostWhitelist. If domains is empty, the listener will do -// LetsEncrypt challenges for any requested domain, which is not -// recommended. -// -// Certificates are cached in a "golang-autocert" directory under an -// operating system-specific cache or temp directory. This may not -// be suitable for servers spanning multiple machines. -// -// The returned listener uses a *tls.Config that enables HTTP/2, and -// should only be used with servers that support HTTP/2. -// -// The returned Listener also enables TCP keep-alives on the accepted -// connections. The returned *tls.Conn are returned before their TLS -// handshake has completed. -func NewListener(domains ...string) net.Listener { - m := &Manager{ - Prompt: AcceptTOS, - } - if len(domains) > 0 { - m.HostPolicy = HostWhitelist(domains...) - } - dir := cacheDir() - if err := os.MkdirAll(dir, 0700); err != nil { - log.Printf("warning: autocert.NewListener not using a cache: %v", err) - } else { - m.Cache = DirCache(dir) - } - return m.Listener() -} - -// Listener listens on the standard TLS port (443) on all interfaces -// and returns a net.Listener returning *tls.Conn connections. -// -// The returned listener uses a *tls.Config that enables HTTP/2, and -// should only be used with servers that support HTTP/2. -// -// The returned Listener also enables TCP keep-alives on the accepted -// connections. The returned *tls.Conn are returned before their TLS -// handshake has completed. -// -// Unlike NewListener, it is the caller's responsibility to initialize -// the Manager m's Prompt, Cache, HostPolicy, and other desired options. -func (m *Manager) Listener() net.Listener { - ln := &listener{ - m: m, - conf: m.TLSConfig(), - } - ln.tcpListener, ln.tcpListenErr = net.Listen("tcp", ":443") - return ln -} - -type listener struct { - m *Manager - conf *tls.Config - - tcpListener net.Listener - tcpListenErr error -} - -func (ln *listener) Accept() (net.Conn, error) { - if ln.tcpListenErr != nil { - return nil, ln.tcpListenErr - } - conn, err := ln.tcpListener.Accept() - if err != nil { - return nil, err - } - tcpConn := conn.(*net.TCPConn) - - // Because Listener is a convenience function, help out with - // this too. This is not possible for the caller to set once - // we return a *tcp.Conn wrapping an inaccessible net.Conn. - // If callers don't want this, they can do things the manual - // way and tweak as needed. But this is what net/http does - // itself, so copy that. If net/http changes, we can change - // here too. - tcpConn.SetKeepAlive(true) - tcpConn.SetKeepAlivePeriod(3 * time.Minute) - - return tls.Server(tcpConn, ln.conf), nil -} - -func (ln *listener) Addr() net.Addr { - if ln.tcpListener != nil { - return ln.tcpListener.Addr() - } - // net.Listen failed. Return something non-nil in case callers - // call Addr before Accept: - return &net.TCPAddr{IP: net.IP{0, 0, 0, 0}, Port: 443} -} - -func (ln *listener) Close() error { - if ln.tcpListenErr != nil { - return ln.tcpListenErr - } - return ln.tcpListener.Close() -} - -func homeDir() string { - if runtime.GOOS == "windows" { - return os.Getenv("HOMEDRIVE") + os.Getenv("HOMEPATH") - } - if h := os.Getenv("HOME"); h != "" { - return h - } - return "/" -} - -func cacheDir() string { - const base = "golang-autocert" - switch runtime.GOOS { - case "darwin": - return filepath.Join(homeDir(), "Library", "Caches", base) - case "windows": - for _, ev := range []string{"APPDATA", "CSIDL_APPDATA", "TEMP", "TMP"} { - if v := os.Getenv(ev); v != "" { - return filepath.Join(v, base) - } - } - // Worst case: - return filepath.Join(homeDir(), base) - } - if xdg := os.Getenv("XDG_CACHE_HOME"); xdg != "" { - return filepath.Join(xdg, base) - } - return filepath.Join(homeDir(), ".cache", base) -} diff --git a/vendor/golang.org/x/crypto/acme/autocert/renewal.go b/vendor/golang.org/x/crypto/acme/autocert/renewal.go deleted file mode 100644 index ef3e44e1..00000000 --- a/vendor/golang.org/x/crypto/acme/autocert/renewal.go +++ /dev/null @@ -1,141 +0,0 @@ -// Copyright 2016 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package autocert - -import ( - "context" - "crypto" - "sync" - "time" -) - -// renewJitter is the maximum deviation from Manager.RenewBefore. -const renewJitter = time.Hour - -// domainRenewal tracks the state used by the periodic timers -// renewing a single domain's cert. -type domainRenewal struct { - m *Manager - ck certKey - key crypto.Signer - - timerMu sync.Mutex - timer *time.Timer -} - -// start starts a cert renewal timer at the time -// defined by the certificate expiration time exp. -// -// If the timer is already started, calling start is a noop. -func (dr *domainRenewal) start(exp time.Time) { - dr.timerMu.Lock() - defer dr.timerMu.Unlock() - if dr.timer != nil { - return - } - dr.timer = time.AfterFunc(dr.next(exp), dr.renew) -} - -// stop stops the cert renewal timer. -// If the timer is already stopped, calling stop is a noop. -func (dr *domainRenewal) stop() { - dr.timerMu.Lock() - defer dr.timerMu.Unlock() - if dr.timer == nil { - return - } - dr.timer.Stop() - dr.timer = nil -} - -// renew is called periodically by a timer. -// The first renew call is kicked off by dr.start. -func (dr *domainRenewal) renew() { - dr.timerMu.Lock() - defer dr.timerMu.Unlock() - if dr.timer == nil { - return - } - - ctx, cancel := context.WithTimeout(context.Background(), 10*time.Minute) - defer cancel() - // TODO: rotate dr.key at some point? - next, err := dr.do(ctx) - if err != nil { - next = renewJitter / 2 - next += time.Duration(pseudoRand.int63n(int64(next))) - } - dr.timer = time.AfterFunc(next, dr.renew) - testDidRenewLoop(next, err) -} - -// updateState locks and replaces the relevant Manager.state item with the given -// state. It additionally updates dr.key with the given state's key. -func (dr *domainRenewal) updateState(state *certState) { - dr.m.stateMu.Lock() - defer dr.m.stateMu.Unlock() - dr.key = state.key - dr.m.state[dr.ck] = state -} - -// do is similar to Manager.createCert but it doesn't lock a Manager.state item. -// Instead, it requests a new certificate independently and, upon success, -// replaces dr.m.state item with a new one and updates cache for the given domain. -// -// It may lock and update the Manager.state if the expiration date of the currently -// cached cert is far enough in the future. -// -// The returned value is a time interval after which the renewal should occur again. -func (dr *domainRenewal) do(ctx context.Context) (time.Duration, error) { - // a race is likely unavoidable in a distributed environment - // but we try nonetheless - if tlscert, err := dr.m.cacheGet(ctx, dr.ck); err == nil { - next := dr.next(tlscert.Leaf.NotAfter) - if next > dr.m.renewBefore()+renewJitter { - signer, ok := tlscert.PrivateKey.(crypto.Signer) - if ok { - state := &certState{ - key: signer, - cert: tlscert.Certificate, - leaf: tlscert.Leaf, - } - dr.updateState(state) - return next, nil - } - } - } - - der, leaf, err := dr.m.authorizedCert(ctx, dr.key, dr.ck) - if err != nil { - return 0, err - } - state := &certState{ - key: dr.key, - cert: der, - leaf: leaf, - } - tlscert, err := state.tlscert() - if err != nil { - return 0, err - } - if err := dr.m.cachePut(ctx, dr.ck, tlscert); err != nil { - return 0, err - } - dr.updateState(state) - return dr.next(leaf.NotAfter), nil -} - -func (dr *domainRenewal) next(expiry time.Time) time.Duration { - d := expiry.Sub(timeNow()) - dr.m.renewBefore() - // add a bit of randomness to renew deadline - n := pseudoRand.int63n(int64(renewJitter)) - d -= time.Duration(n) - if d < 0 { - return 0 - } - return d -} - -var testDidRenewLoop = func(next time.Duration, err error) {} diff --git a/vendor/golang.org/x/crypto/acme/http.go b/vendor/golang.org/x/crypto/acme/http.go deleted file mode 100644 index a43ce6a5..00000000 --- a/vendor/golang.org/x/crypto/acme/http.go +++ /dev/null @@ -1,281 +0,0 @@ -// Copyright 2018 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package acme - -import ( - "bytes" - "context" - "crypto" - "crypto/rand" - "encoding/json" - "fmt" - "io/ioutil" - "math/big" - "net/http" - "strconv" - "strings" - "time" -) - -// retryTimer encapsulates common logic for retrying unsuccessful requests. -// It is not safe for concurrent use. -type retryTimer struct { - // backoffFn provides backoff delay sequence for retries. - // See Client.RetryBackoff doc comment. - backoffFn func(n int, r *http.Request, res *http.Response) time.Duration - // n is the current retry attempt. - n int -} - -func (t *retryTimer) inc() { - t.n++ -} - -// backoff pauses the current goroutine as described in Client.RetryBackoff. -func (t *retryTimer) backoff(ctx context.Context, r *http.Request, res *http.Response) error { - d := t.backoffFn(t.n, r, res) - if d <= 0 { - return fmt.Errorf("acme: no more retries for %s; tried %d time(s)", r.URL, t.n) - } - wakeup := time.NewTimer(d) - defer wakeup.Stop() - select { - case <-ctx.Done(): - return ctx.Err() - case <-wakeup.C: - return nil - } -} - -func (c *Client) retryTimer() *retryTimer { - f := c.RetryBackoff - if f == nil { - f = defaultBackoff - } - return &retryTimer{backoffFn: f} -} - -// defaultBackoff provides default Client.RetryBackoff implementation -// using a truncated exponential backoff algorithm, -// as described in Client.RetryBackoff. -// -// The n argument is always bounded between 1 and 30. -// The returned value is always greater than 0. -func defaultBackoff(n int, r *http.Request, res *http.Response) time.Duration { - const max = 10 * time.Second - var jitter time.Duration - if x, err := rand.Int(rand.Reader, big.NewInt(1000)); err == nil { - // Set the minimum to 1ms to avoid a case where - // an invalid Retry-After value is parsed into 0 below, - // resulting in the 0 returned value which would unintentionally - // stop the retries. - jitter = (1 + time.Duration(x.Int64())) * time.Millisecond - } - if v, ok := res.Header["Retry-After"]; ok { - return retryAfter(v[0]) + jitter - } - - if n < 1 { - n = 1 - } - if n > 30 { - n = 30 - } - d := time.Duration(1< max { - return max - } - return d -} - -// retryAfter parses a Retry-After HTTP header value, -// trying to convert v into an int (seconds) or use http.ParseTime otherwise. -// It returns zero value if v cannot be parsed. -func retryAfter(v string) time.Duration { - if i, err := strconv.Atoi(v); err == nil { - return time.Duration(i) * time.Second - } - t, err := http.ParseTime(v) - if err != nil { - return 0 - } - return t.Sub(timeNow()) -} - -// resOkay is a function that reports whether the provided response is okay. -// It is expected to keep the response body unread. -type resOkay func(*http.Response) bool - -// wantStatus returns a function which reports whether the code -// matches the status code of a response. -func wantStatus(codes ...int) resOkay { - return func(res *http.Response) bool { - for _, code := range codes { - if code == res.StatusCode { - return true - } - } - return false - } -} - -// get issues an unsigned GET request to the specified URL. -// It returns a non-error value only when ok reports true. -// -// get retries unsuccessful attempts according to c.RetryBackoff -// until the context is done or a non-retriable error is received. -func (c *Client) get(ctx context.Context, url string, ok resOkay) (*http.Response, error) { - retry := c.retryTimer() - for { - req, err := http.NewRequest("GET", url, nil) - if err != nil { - return nil, err - } - res, err := c.doNoRetry(ctx, req) - switch { - case err != nil: - return nil, err - case ok(res): - return res, nil - case isRetriable(res.StatusCode): - retry.inc() - resErr := responseError(res) - res.Body.Close() - // Ignore the error value from retry.backoff - // and return the one from last retry, as received from the CA. - if retry.backoff(ctx, req, res) != nil { - return nil, resErr - } - default: - defer res.Body.Close() - return nil, responseError(res) - } - } -} - -// post issues a signed POST request in JWS format using the provided key -// to the specified URL. -// It returns a non-error value only when ok reports true. -// -// post retries unsuccessful attempts according to c.RetryBackoff -// until the context is done or a non-retriable error is received. -// It uses postNoRetry to make individual requests. -func (c *Client) post(ctx context.Context, key crypto.Signer, url string, body interface{}, ok resOkay) (*http.Response, error) { - retry := c.retryTimer() - for { - res, req, err := c.postNoRetry(ctx, key, url, body) - if err != nil { - return nil, err - } - if ok(res) { - return res, nil - } - resErr := responseError(res) - res.Body.Close() - switch { - // Check for bad nonce before isRetriable because it may have been returned - // with an unretriable response code such as 400 Bad Request. - case isBadNonce(resErr): - // Consider any previously stored nonce values to be invalid. - c.clearNonces() - case !isRetriable(res.StatusCode): - return nil, resErr - } - retry.inc() - // Ignore the error value from retry.backoff - // and return the one from last retry, as received from the CA. - if err := retry.backoff(ctx, req, res); err != nil { - return nil, resErr - } - } -} - -// postNoRetry signs the body with the given key and POSTs it to the provided url. -// The body argument must be JSON-serializable. -// It is used by c.post to retry unsuccessful attempts. -func (c *Client) postNoRetry(ctx context.Context, key crypto.Signer, url string, body interface{}) (*http.Response, *http.Request, error) { - nonce, err := c.popNonce(ctx, url) - if err != nil { - return nil, nil, err - } - b, err := jwsEncodeJSON(body, key, nonce) - if err != nil { - return nil, nil, err - } - req, err := http.NewRequest("POST", url, bytes.NewReader(b)) - if err != nil { - return nil, nil, err - } - req.Header.Set("Content-Type", "application/jose+json") - res, err := c.doNoRetry(ctx, req) - if err != nil { - return nil, nil, err - } - c.addNonce(res.Header) - return res, req, nil -} - -// doNoRetry issues a request req, replacing its context (if any) with ctx. -func (c *Client) doNoRetry(ctx context.Context, req *http.Request) (*http.Response, error) { - res, err := c.httpClient().Do(req.WithContext(ctx)) - if err != nil { - select { - case <-ctx.Done(): - // Prefer the unadorned context error. - // (The acme package had tests assuming this, previously from ctxhttp's - // behavior, predating net/http supporting contexts natively) - // TODO(bradfitz): reconsider this in the future. But for now this - // requires no test updates. - return nil, ctx.Err() - default: - return nil, err - } - } - return res, nil -} - -func (c *Client) httpClient() *http.Client { - if c.HTTPClient != nil { - return c.HTTPClient - } - return http.DefaultClient -} - -// isBadNonce reports whether err is an ACME "badnonce" error. -func isBadNonce(err error) bool { - // According to the spec badNonce is urn:ietf:params:acme:error:badNonce. - // However, ACME servers in the wild return their versions of the error. - // See https://tools.ietf.org/html/draft-ietf-acme-acme-02#section-5.4 - // and https://github.com/letsencrypt/boulder/blob/0e07eacb/docs/acme-divergences.md#section-66. - ae, ok := err.(*Error) - return ok && strings.HasSuffix(strings.ToLower(ae.ProblemType), ":badnonce") -} - -// isRetriable reports whether a request can be retried -// based on the response status code. -// -// Note that a "bad nonce" error is returned with a non-retriable 400 Bad Request code. -// Callers should parse the response and check with isBadNonce. -func isRetriable(code int) bool { - return code <= 399 || code >= 500 || code == http.StatusTooManyRequests -} - -// responseError creates an error of Error type from resp. -func responseError(resp *http.Response) error { - // don't care if ReadAll returns an error: - // json.Unmarshal will fail in that case anyway - b, _ := ioutil.ReadAll(resp.Body) - e := &wireError{Status: resp.StatusCode} - if err := json.Unmarshal(b, e); err != nil { - // this is not a regular error response: - // populate detail with anything we received, - // e.Status will already contain HTTP response code value - e.Detail = string(b) - if e.Detail == "" { - e.Detail = resp.Status - } - } - return e.error(resp.Header) -} diff --git a/vendor/golang.org/x/crypto/acme/jws.go b/vendor/golang.org/x/crypto/acme/jws.go deleted file mode 100644 index 6cbca25d..00000000 --- a/vendor/golang.org/x/crypto/acme/jws.go +++ /dev/null @@ -1,153 +0,0 @@ -// Copyright 2015 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package acme - -import ( - "crypto" - "crypto/ecdsa" - "crypto/rand" - "crypto/rsa" - "crypto/sha256" - _ "crypto/sha512" // need for EC keys - "encoding/base64" - "encoding/json" - "fmt" - "math/big" -) - -// jwsEncodeJSON signs claimset using provided key and a nonce. -// The result is serialized in JSON format. -// See https://tools.ietf.org/html/rfc7515#section-7. -func jwsEncodeJSON(claimset interface{}, key crypto.Signer, nonce string) ([]byte, error) { - jwk, err := jwkEncode(key.Public()) - if err != nil { - return nil, err - } - alg, sha := jwsHasher(key) - if alg == "" || !sha.Available() { - return nil, ErrUnsupportedKey - } - phead := fmt.Sprintf(`{"alg":%q,"jwk":%s,"nonce":%q}`, alg, jwk, nonce) - phead = base64.RawURLEncoding.EncodeToString([]byte(phead)) - cs, err := json.Marshal(claimset) - if err != nil { - return nil, err - } - payload := base64.RawURLEncoding.EncodeToString(cs) - hash := sha.New() - hash.Write([]byte(phead + "." + payload)) - sig, err := jwsSign(key, sha, hash.Sum(nil)) - if err != nil { - return nil, err - } - - enc := struct { - Protected string `json:"protected"` - Payload string `json:"payload"` - Sig string `json:"signature"` - }{ - Protected: phead, - Payload: payload, - Sig: base64.RawURLEncoding.EncodeToString(sig), - } - return json.Marshal(&enc) -} - -// jwkEncode encodes public part of an RSA or ECDSA key into a JWK. -// The result is also suitable for creating a JWK thumbprint. -// https://tools.ietf.org/html/rfc7517 -func jwkEncode(pub crypto.PublicKey) (string, error) { - switch pub := pub.(type) { - case *rsa.PublicKey: - // https://tools.ietf.org/html/rfc7518#section-6.3.1 - n := pub.N - e := big.NewInt(int64(pub.E)) - // Field order is important. - // See https://tools.ietf.org/html/rfc7638#section-3.3 for details. - return fmt.Sprintf(`{"e":"%s","kty":"RSA","n":"%s"}`, - base64.RawURLEncoding.EncodeToString(e.Bytes()), - base64.RawURLEncoding.EncodeToString(n.Bytes()), - ), nil - case *ecdsa.PublicKey: - // https://tools.ietf.org/html/rfc7518#section-6.2.1 - p := pub.Curve.Params() - n := p.BitSize / 8 - if p.BitSize%8 != 0 { - n++ - } - x := pub.X.Bytes() - if n > len(x) { - x = append(make([]byte, n-len(x)), x...) - } - y := pub.Y.Bytes() - if n > len(y) { - y = append(make([]byte, n-len(y)), y...) - } - // Field order is important. - // See https://tools.ietf.org/html/rfc7638#section-3.3 for details. - return fmt.Sprintf(`{"crv":"%s","kty":"EC","x":"%s","y":"%s"}`, - p.Name, - base64.RawURLEncoding.EncodeToString(x), - base64.RawURLEncoding.EncodeToString(y), - ), nil - } - return "", ErrUnsupportedKey -} - -// jwsSign signs the digest using the given key. -// It returns ErrUnsupportedKey if the key type is unknown. -// The hash is used only for RSA keys. -func jwsSign(key crypto.Signer, hash crypto.Hash, digest []byte) ([]byte, error) { - switch key := key.(type) { - case *rsa.PrivateKey: - return key.Sign(rand.Reader, digest, hash) - case *ecdsa.PrivateKey: - r, s, err := ecdsa.Sign(rand.Reader, key, digest) - if err != nil { - return nil, err - } - rb, sb := r.Bytes(), s.Bytes() - size := key.Params().BitSize / 8 - if size%8 > 0 { - size++ - } - sig := make([]byte, size*2) - copy(sig[size-len(rb):], rb) - copy(sig[size*2-len(sb):], sb) - return sig, nil - } - return nil, ErrUnsupportedKey -} - -// jwsHasher indicates suitable JWS algorithm name and a hash function -// to use for signing a digest with the provided key. -// It returns ("", 0) if the key is not supported. -func jwsHasher(key crypto.Signer) (string, crypto.Hash) { - switch key := key.(type) { - case *rsa.PrivateKey: - return "RS256", crypto.SHA256 - case *ecdsa.PrivateKey: - switch key.Params().Name { - case "P-256": - return "ES256", crypto.SHA256 - case "P-384": - return "ES384", crypto.SHA384 - case "P-521": - return "ES512", crypto.SHA512 - } - } - return "", 0 -} - -// JWKThumbprint creates a JWK thumbprint out of pub -// as specified in https://tools.ietf.org/html/rfc7638. -func JWKThumbprint(pub crypto.PublicKey) (string, error) { - jwk, err := jwkEncode(pub) - if err != nil { - return "", err - } - b := sha256.Sum256([]byte(jwk)) - return base64.RawURLEncoding.EncodeToString(b[:]), nil -} diff --git a/vendor/golang.org/x/crypto/acme/types.go b/vendor/golang.org/x/crypto/acme/types.go deleted file mode 100644 index 54792c06..00000000 --- a/vendor/golang.org/x/crypto/acme/types.go +++ /dev/null @@ -1,329 +0,0 @@ -// Copyright 2016 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -package acme - -import ( - "crypto" - "crypto/x509" - "errors" - "fmt" - "net/http" - "strings" - "time" -) - -// ACME server response statuses used to describe Authorization and Challenge states. -const ( - StatusUnknown = "unknown" - StatusPending = "pending" - StatusProcessing = "processing" - StatusValid = "valid" - StatusInvalid = "invalid" - StatusRevoked = "revoked" -) - -// CRLReasonCode identifies the reason for a certificate revocation. -type CRLReasonCode int - -// CRL reason codes as defined in RFC 5280. -const ( - CRLReasonUnspecified CRLReasonCode = 0 - CRLReasonKeyCompromise CRLReasonCode = 1 - CRLReasonCACompromise CRLReasonCode = 2 - CRLReasonAffiliationChanged CRLReasonCode = 3 - CRLReasonSuperseded CRLReasonCode = 4 - CRLReasonCessationOfOperation CRLReasonCode = 5 - CRLReasonCertificateHold CRLReasonCode = 6 - CRLReasonRemoveFromCRL CRLReasonCode = 8 - CRLReasonPrivilegeWithdrawn CRLReasonCode = 9 - CRLReasonAACompromise CRLReasonCode = 10 -) - -// ErrUnsupportedKey is returned when an unsupported key type is encountered. -var ErrUnsupportedKey = errors.New("acme: unknown key type; only RSA and ECDSA are supported") - -// Error is an ACME error, defined in Problem Details for HTTP APIs doc -// http://tools.ietf.org/html/draft-ietf-appsawg-http-problem. -type Error struct { - // StatusCode is The HTTP status code generated by the origin server. - StatusCode int - // ProblemType is a URI reference that identifies the problem type, - // typically in a "urn:acme:error:xxx" form. - ProblemType string - // Detail is a human-readable explanation specific to this occurrence of the problem. - Detail string - // Header is the original server error response headers. - // It may be nil. - Header http.Header -} - -func (e *Error) Error() string { - return fmt.Sprintf("%d %s: %s", e.StatusCode, e.ProblemType, e.Detail) -} - -// AuthorizationError indicates that an authorization for an identifier -// did not succeed. -// It contains all errors from Challenge items of the failed Authorization. -type AuthorizationError struct { - // URI uniquely identifies the failed Authorization. - URI string - - // Identifier is an AuthzID.Value of the failed Authorization. - Identifier string - - // Errors is a collection of non-nil error values of Challenge items - // of the failed Authorization. - Errors []error -} - -func (a *AuthorizationError) Error() string { - e := make([]string, len(a.Errors)) - for i, err := range a.Errors { - e[i] = err.Error() - } - return fmt.Sprintf("acme: authorization error for %s: %s", a.Identifier, strings.Join(e, "; ")) -} - -// RateLimit reports whether err represents a rate limit error and -// any Retry-After duration returned by the server. -// -// See the following for more details on rate limiting: -// https://tools.ietf.org/html/draft-ietf-acme-acme-05#section-5.6 -func RateLimit(err error) (time.Duration, bool) { - e, ok := err.(*Error) - if !ok { - return 0, false - } - // Some CA implementations may return incorrect values. - // Use case-insensitive comparison. - if !strings.HasSuffix(strings.ToLower(e.ProblemType), ":ratelimited") { - return 0, false - } - if e.Header == nil { - return 0, true - } - return retryAfter(e.Header.Get("Retry-After")), true -} - -// Account is a user account. It is associated with a private key. -type Account struct { - // URI is the account unique ID, which is also a URL used to retrieve - // account data from the CA. - URI string - - // Contact is a slice of contact info used during registration. - Contact []string - - // The terms user has agreed to. - // A value not matching CurrentTerms indicates that the user hasn't agreed - // to the actual Terms of Service of the CA. - AgreedTerms string - - // Actual terms of a CA. - CurrentTerms string - - // Authz is the authorization URL used to initiate a new authz flow. - Authz string - - // Authorizations is a URI from which a list of authorizations - // granted to this account can be fetched via a GET request. - Authorizations string - - // Certificates is a URI from which a list of certificates - // issued for this account can be fetched via a GET request. - Certificates string -} - -// Directory is ACME server discovery data. -type Directory struct { - // RegURL is an account endpoint URL, allowing for creating new - // and modifying existing accounts. - RegURL string - - // AuthzURL is used to initiate Identifier Authorization flow. - AuthzURL string - - // CertURL is a new certificate issuance endpoint URL. - CertURL string - - // RevokeURL is used to initiate a certificate revocation flow. - RevokeURL string - - // Term is a URI identifying the current terms of service. - Terms string - - // Website is an HTTP or HTTPS URL locating a website - // providing more information about the ACME server. - Website string - - // CAA consists of lowercase hostname elements, which the ACME server - // recognises as referring to itself for the purposes of CAA record validation - // as defined in RFC6844. - CAA []string -} - -// Challenge encodes a returned CA challenge. -// Its Error field may be non-nil if the challenge is part of an Authorization -// with StatusInvalid. -type Challenge struct { - // Type is the challenge type, e.g. "http-01", "tls-sni-02", "dns-01". - Type string - - // URI is where a challenge response can be posted to. - URI string - - // Token is a random value that uniquely identifies the challenge. - Token string - - // Status identifies the status of this challenge. - Status string - - // Error indicates the reason for an authorization failure - // when this challenge was used. - // The type of a non-nil value is *Error. - Error error -} - -// Authorization encodes an authorization response. -type Authorization struct { - // URI uniquely identifies a authorization. - URI string - - // Status identifies the status of an authorization. - Status string - - // Identifier is what the account is authorized to represent. - Identifier AuthzID - - // Challenges that the client needs to fulfill in order to prove possession - // of the identifier (for pending authorizations). - // For final authorizations, the challenges that were used. - Challenges []*Challenge - - // A collection of sets of challenges, each of which would be sufficient - // to prove possession of the identifier. - // Clients must complete a set of challenges that covers at least one set. - // Challenges are identified by their indices in the challenges array. - // If this field is empty, the client needs to complete all challenges. - Combinations [][]int -} - -// AuthzID is an identifier that an account is authorized to represent. -type AuthzID struct { - Type string // The type of identifier, e.g. "dns". - Value string // The identifier itself, e.g. "example.org". -} - -// wireAuthz is ACME JSON representation of Authorization objects. -type wireAuthz struct { - Status string - Challenges []wireChallenge - Combinations [][]int - Identifier struct { - Type string - Value string - } -} - -func (z *wireAuthz) authorization(uri string) *Authorization { - a := &Authorization{ - URI: uri, - Status: z.Status, - Identifier: AuthzID{Type: z.Identifier.Type, Value: z.Identifier.Value}, - Combinations: z.Combinations, // shallow copy - Challenges: make([]*Challenge, len(z.Challenges)), - } - for i, v := range z.Challenges { - a.Challenges[i] = v.challenge() - } - return a -} - -func (z *wireAuthz) error(uri string) *AuthorizationError { - err := &AuthorizationError{ - URI: uri, - Identifier: z.Identifier.Value, - } - for _, raw := range z.Challenges { - if raw.Error != nil { - err.Errors = append(err.Errors, raw.Error.error(nil)) - } - } - return err -} - -// wireChallenge is ACME JSON challenge representation. -type wireChallenge struct { - URI string `json:"uri"` - Type string - Token string - Status string - Error *wireError -} - -func (c *wireChallenge) challenge() *Challenge { - v := &Challenge{ - URI: c.URI, - Type: c.Type, - Token: c.Token, - Status: c.Status, - } - if v.Status == "" { - v.Status = StatusPending - } - if c.Error != nil { - v.Error = c.Error.error(nil) - } - return v -} - -// wireError is a subset of fields of the Problem Details object -// as described in https://tools.ietf.org/html/rfc7807#section-3.1. -type wireError struct { - Status int - Type string - Detail string -} - -func (e *wireError) error(h http.Header) *Error { - return &Error{ - StatusCode: e.Status, - ProblemType: e.Type, - Detail: e.Detail, - Header: h, - } -} - -// CertOption is an optional argument type for the TLS ChallengeCert methods for -// customizing a temporary certificate for TLS-based challenges. -type CertOption interface { - privateCertOpt() -} - -// WithKey creates an option holding a private/public key pair. -// The private part signs a certificate, and the public part represents the signee. -func WithKey(key crypto.Signer) CertOption { - return &certOptKey{key} -} - -type certOptKey struct { - key crypto.Signer -} - -func (*certOptKey) privateCertOpt() {} - -// WithTemplate creates an option for specifying a certificate template. -// See x509.CreateCertificate for template usage details. -// -// In TLS ChallengeCert methods, the template is also used as parent, -// resulting in a self-signed certificate. -// The DNSNames field of t is always overwritten for tls-sni challenge certs. -func WithTemplate(t *x509.Certificate) CertOption { - return (*certOptTemplate)(t) -} - -type certOptTemplate x509.Certificate - -func (*certOptTemplate) privateCertOpt() {} diff --git a/vendor/golang.org/x/crypto/pbkdf2/pbkdf2.go b/vendor/golang.org/x/crypto/pbkdf2/pbkdf2.go deleted file mode 100644 index 593f6530..00000000 --- a/vendor/golang.org/x/crypto/pbkdf2/pbkdf2.go +++ /dev/null @@ -1,77 +0,0 @@ -// Copyright 2012 The Go Authors. All rights reserved. -// Use of this source code is governed by a BSD-style -// license that can be found in the LICENSE file. - -/* -Package pbkdf2 implements the key derivation function PBKDF2 as defined in RFC -2898 / PKCS #5 v2.0. - -A key derivation function is useful when encrypting data based on a password -or any other not-fully-random data. It uses a pseudorandom function to derive -a secure encryption key based on the password. - -While v2.0 of the standard defines only one pseudorandom function to use, -HMAC-SHA1, the drafted v2.1 specification allows use of all five FIPS Approved -Hash Functions SHA-1, SHA-224, SHA-256, SHA-384 and SHA-512 for HMAC. To -choose, you can pass the `New` functions from the different SHA packages to -pbkdf2.Key. -*/ -package pbkdf2 // import "golang.org/x/crypto/pbkdf2" - -import ( - "crypto/hmac" - "hash" -) - -// Key derives a key from the password, salt and iteration count, returning a -// []byte of length keylen that can be used as cryptographic key. The key is -// derived based on the method described as PBKDF2 with the HMAC variant using -// the supplied hash function. -// -// For example, to use a HMAC-SHA-1 based PBKDF2 key derivation function, you -// can get a derived key for e.g. AES-256 (which needs a 32-byte key) by -// doing: -// -// dk := pbkdf2.Key([]byte("some password"), salt, 4096, 32, sha1.New) -// -// Remember to get a good random salt. At least 8 bytes is recommended by the -// RFC. -// -// Using a higher iteration count will increase the cost of an exhaustive -// search but will also make derivation proportionally slower. -func Key(password, salt []byte, iter, keyLen int, h func() hash.Hash) []byte { - prf := hmac.New(h, password) - hashLen := prf.Size() - numBlocks := (keyLen + hashLen - 1) / hashLen - - var buf [4]byte - dk := make([]byte, 0, numBlocks*hashLen) - U := make([]byte, hashLen) - for block := 1; block <= numBlocks; block++ { - // N.B.: || means concatenation, ^ means XOR - // for each block T_i = U_1 ^ U_2 ^ ... ^ U_iter - // U_1 = PRF(password, salt || uint(i)) - prf.Reset() - prf.Write(salt) - buf[0] = byte(block >> 24) - buf[1] = byte(block >> 16) - buf[2] = byte(block >> 8) - buf[3] = byte(block) - prf.Write(buf[:4]) - dk = prf.Sum(dk) - T := dk[len(dk)-hashLen:] - copy(U, T) - - // U_n = PRF(password, U_(n-1)) - for n := 2; n <= iter; n++ { - prf.Reset() - prf.Write(U) - U = U[:0] - U = prf.Sum(U) - for x := range U { - T[x] ^= U[x] - } - } - } - return dk[:keyLen] -} diff --git a/vendor/gopkg.in/yaml.v2/LICENSE b/vendor/gopkg.in/yaml.v2/LICENSE deleted file mode 100644 index 8dada3ed..00000000 --- a/vendor/gopkg.in/yaml.v2/LICENSE +++ /dev/null @@ -1,201 +0,0 @@ - Apache License - Version 2.0, January 2004 - http://www.apache.org/licenses/ - - TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION - - 1. Definitions. - - "License" shall mean the terms and conditions for use, reproduction, - and distribution as defined by Sections 1 through 9 of this document. - - "Licensor" shall mean the copyright owner or entity authorized by - the copyright owner that is granting the License. - - "Legal Entity" shall mean the union of the acting entity and all - other entities that control, are controlled by, or are under common - control with that entity. For the purposes of this definition, - "control" means (i) the power, direct or indirect, to cause the - direction or management of such entity, whether by contract or - otherwise, or (ii) ownership of fifty percent (50%) or more of the - outstanding shares, or (iii) beneficial ownership of such entity. - - "You" (or "Your") shall mean an individual or Legal Entity - exercising permissions granted by this License. - - "Source" form shall mean the preferred form for making modifications, - including but not limited to software source code, documentation - source, and configuration files. - - "Object" form shall mean any form resulting from mechanical - transformation or translation of a Source form, including but - not limited to compiled object code, generated documentation, - and conversions to other media types. - - "Work" shall mean the work of authorship, whether in Source or - Object form, made available under the License, as indicated by a - copyright notice that is included in or attached to the work - (an example is provided in the Appendix below). - - "Derivative Works" shall mean any work, whether in Source or Object - form, that is based on (or derived from) the Work and for which the - editorial revisions, annotations, elaborations, or other modifications - represent, as a whole, an original work of authorship. For the purposes - of this License, Derivative Works shall not include works that remain - separable from, or merely link (or bind by name) to the interfaces of, - the Work and Derivative Works thereof. - - "Contribution" shall mean any work of authorship, including - the original version of the Work and any modifications or additions - to that Work or Derivative Works thereof, that is intentionally - submitted to Licensor for inclusion in the Work by the copyright owner - or by an individual or Legal Entity authorized to submit on behalf of - the copyright owner. For the purposes of this definition, "submitted" - means any form of electronic, verbal, or written communication sent - to the Licensor or its representatives, including but not limited to - communication on electronic mailing lists, source code control systems, - and issue tracking systems that are managed by, or on behalf of, the - Licensor for the purpose of discussing and improving the Work, but - excluding communication that is conspicuously marked or otherwise - designated in writing by the copyright owner as "Not a Contribution." - - "Contributor" shall mean Licensor and any individual or Legal Entity - on behalf of whom a Contribution has been received by Licensor and - subsequently incorporated within the Work. - - 2. Grant of Copyright License. Subject to the terms and conditions of - this License, each Contributor hereby grants to You a perpetual, - worldwide, non-exclusive, no-charge, royalty-free, irrevocable - copyright license to reproduce, prepare Derivative Works of, - publicly display, publicly perform, sublicense, and distribute the - Work and such Derivative Works in Source or Object form. - - 3. Grant of Patent License. Subject to the terms and conditions of - this License, each Contributor hereby grants to You a perpetual, - worldwide, non-exclusive, no-charge, royalty-free, irrevocable - (except as stated in this section) patent license to make, have made, - use, offer to sell, sell, import, and otherwise transfer the Work, - where such license applies only to those patent claims licensable - by such Contributor that are necessarily infringed by their - Contribution(s) alone or by combination of their Contribution(s) - with the Work to which such Contribution(s) was submitted. If You - institute patent litigation against any entity (including a - cross-claim or counterclaim in a lawsuit) alleging that the Work - or a Contribution incorporated within the Work constitutes direct - or contributory patent infringement, then any patent licenses - granted to You under this License for that Work shall terminate - as of the date such litigation is filed. - - 4. Redistribution. You may reproduce and distribute copies of the - Work or Derivative Works thereof in any medium, with or without - modifications, and in Source or Object form, provided that You - meet the following conditions: - - (a) You must give any other recipients of the Work or - Derivative Works a copy of this License; and - - (b) You must cause any modified files to carry prominent notices - stating that You changed the files; and - - (c) You must retain, in the Source form of any Derivative Works - that You distribute, all copyright, patent, trademark, and - attribution notices from the Source form of the Work, - excluding those notices that do not pertain to any part of - the Derivative Works; and - - (d) If the Work includes a "NOTICE" text file as part of its - distribution, then any Derivative Works that You distribute must - include a readable copy of the attribution notices contained - within such NOTICE file, excluding those notices that do not - pertain to any part of the Derivative Works, in at least one - of the following places: within a NOTICE text file distributed - as part of the Derivative Works; within the Source form or - documentation, if provided along with the Derivative Works; or, - within a display generated by the Derivative Works, if and - wherever such third-party notices normally appear. The contents - of the NOTICE file are for informational purposes only and - do not modify the License. You may add Your own attribution - notices within Derivative Works that You distribute, alongside - or as an addendum to the NOTICE text from the Work, provided - that such additional attribution notices cannot be construed - as modifying the License. - - You may add Your own copyright statement to Your modifications and - may provide additional or different license terms and conditions - for use, reproduction, or distribution of Your modifications, or - for any such Derivative Works as a whole, provided Your use, - reproduction, and distribution of the Work otherwise complies with - the conditions stated in this License. - - 5. Submission of Contributions. Unless You explicitly state otherwise, - any Contribution intentionally submitted for inclusion in the Work - by You to the Licensor shall be under the terms and conditions of - this License, without any additional terms or conditions. - Notwithstanding the above, nothing herein shall supersede or modify - the terms of any separate license agreement you may have executed - with Licensor regarding such Contributions. - - 6. Trademarks. This License does not grant permission to use the trade - names, trademarks, service marks, or product names of the Licensor, - except as required for reasonable and customary use in describing the - origin of the Work and reproducing the content of the NOTICE file. - - 7. Disclaimer of Warranty. Unless required by applicable law or - agreed to in writing, Licensor provides the Work (and each - Contributor provides its Contributions) on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or - implied, including, without limitation, any warranties or conditions - of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A - PARTICULAR PURPOSE. You are solely responsible for determining the - appropriateness of using or redistributing the Work and assume any - risks associated with Your exercise of permissions under this License. - - 8. Limitation of Liability. In no event and under no legal theory, - whether in tort (including negligence), contract, or otherwise, - unless required by applicable law (such as deliberate and grossly - negligent acts) or agreed to in writing, shall any Contributor be - liable to You for damages, including any direct, indirect, special, - incidental, or consequential damages of any character arising as a - result of this License or out of the use or inability to use the - Work (including but not limited to damages for loss of goodwill, - work stoppage, computer failure or malfunction, or any and all - other commercial damages or losses), even if such Contributor - has been advised of the possibility of such damages. - - 9. Accepting Warranty or Additional Liability. While redistributing - the Work or Derivative Works thereof, You may choose to offer, - and charge a fee for, acceptance of support, warranty, indemnity, - or other liability obligations and/or rights consistent with this - License. However, in accepting such obligations, You may act only - on Your own behalf and on Your sole responsibility, not on behalf - of any other Contributor, and only if You agree to indemnify, - defend, and hold each Contributor harmless for any liability - incurred by, or claims asserted against, such Contributor by reason - of your accepting any such warranty or additional liability. - - END OF TERMS AND CONDITIONS - - APPENDIX: How to apply the Apache License to your work. - - To apply the Apache License to your work, attach the following - boilerplate notice, with the fields enclosed by brackets "{}" - replaced with your own identifying information. (Don't include - the brackets!) The text should be enclosed in the appropriate - comment syntax for the file format. We also recommend that a - file or class name and description of purpose be included on the - same "printed page" as the copyright notice for easier - identification within third-party archives. - - Copyright {yyyy} {name of copyright owner} - - Licensed under the Apache License, Version 2.0 (the "License"); - you may not use this file except in compliance with the License. - You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. diff --git a/vendor/gopkg.in/yaml.v2/LICENSE.libyaml b/vendor/gopkg.in/yaml.v2/LICENSE.libyaml deleted file mode 100644 index 8da58fbf..00000000 --- a/vendor/gopkg.in/yaml.v2/LICENSE.libyaml +++ /dev/null @@ -1,31 +0,0 @@ -The following files were ported to Go from C files of libyaml, and thus -are still covered by their original copyright and license: - - apic.go - emitterc.go - parserc.go - readerc.go - scannerc.go - writerc.go - yamlh.go - yamlprivateh.go - -Copyright (c) 2006 Kirill Simonov - -Permission is hereby granted, free of charge, to any person obtaining a copy of -this software and associated documentation files (the "Software"), to deal in -the Software without restriction, including without limitation the rights to -use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies -of the Software, and to permit persons to whom the Software is furnished to do -so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in all -copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE -SOFTWARE. diff --git a/vendor/gopkg.in/yaml.v2/NOTICE b/vendor/gopkg.in/yaml.v2/NOTICE deleted file mode 100644 index 866d74a7..00000000 --- a/vendor/gopkg.in/yaml.v2/NOTICE +++ /dev/null @@ -1,13 +0,0 @@ -Copyright 2011-2016 Canonical Ltd. - -Licensed under the Apache License, Version 2.0 (the "License"); -you may not use this file except in compliance with the License. -You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - -Unless required by applicable law or agreed to in writing, software -distributed under the License is distributed on an "AS IS" BASIS, -WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -See the License for the specific language governing permissions and -limitations under the License. diff --git a/vendor/gopkg.in/yaml.v2/README.md b/vendor/gopkg.in/yaml.v2/README.md deleted file mode 100644 index b50c6e87..00000000 --- a/vendor/gopkg.in/yaml.v2/README.md +++ /dev/null @@ -1,133 +0,0 @@ -# YAML support for the Go language - -Introduction ------------- - -The yaml package enables Go programs to comfortably encode and decode YAML -values. It was developed within [Canonical](https://www.canonical.com) as -part of the [juju](https://juju.ubuntu.com) project, and is based on a -pure Go port of the well-known [libyaml](http://pyyaml.org/wiki/LibYAML) -C library to parse and generate YAML data quickly and reliably. - -Compatibility -------------- - -The yaml package supports most of YAML 1.1 and 1.2, including support for -anchors, tags, map merging, etc. Multi-document unmarshalling is not yet -implemented, and base-60 floats from YAML 1.1 are purposefully not -supported since they're a poor design and are gone in YAML 1.2. - -Installation and usage ----------------------- - -The import path for the package is *gopkg.in/yaml.v2*. - -To install it, run: - - go get gopkg.in/yaml.v2 - -API documentation ------------------ - -If opened in a browser, the import path itself leads to the API documentation: - - * [https://gopkg.in/yaml.v2](https://gopkg.in/yaml.v2) - -API stability -------------- - -The package API for yaml v2 will remain stable as described in [gopkg.in](https://gopkg.in). - - -License -------- - -The yaml package is licensed under the Apache License 2.0. Please see the LICENSE file for details. - - -Example -------- - -```Go -package main - -import ( - "fmt" - "log" - - "gopkg.in/yaml.v2" -) - -var data = ` -a: Easy! -b: - c: 2 - d: [3, 4] -` - -// Note: struct fields must be public in order for unmarshal to -// correctly populate the data. -type T struct { - A string - B struct { - RenamedC int `yaml:"c"` - D []int `yaml:",flow"` - } -} - -func main() { - t := T{} - - err := yaml.Unmarshal([]byte(data), &t) - if err != nil { - log.Fatalf("error: %v", err) - } - fmt.Printf("--- t:\n%v\n\n", t) - - d, err := yaml.Marshal(&t) - if err != nil { - log.Fatalf("error: %v", err) - } - fmt.Printf("--- t dump:\n%s\n\n", string(d)) - - m := make(map[interface{}]interface{}) - - err = yaml.Unmarshal([]byte(data), &m) - if err != nil { - log.Fatalf("error: %v", err) - } - fmt.Printf("--- m:\n%v\n\n", m) - - d, err = yaml.Marshal(&m) - if err != nil { - log.Fatalf("error: %v", err) - } - fmt.Printf("--- m dump:\n%s\n\n", string(d)) -} -``` - -This example will generate the following output: - -``` ---- t: -{Easy! {2 [3 4]}} - ---- t dump: -a: Easy! -b: - c: 2 - d: [3, 4] - - ---- m: -map[a:Easy! b:map[c:2 d:[3 4]]] - ---- m dump: -a: Easy! -b: - c: 2 - d: - - 3 - - 4 -``` - diff --git a/vendor/gopkg.in/yaml.v2/apic.go b/vendor/gopkg.in/yaml.v2/apic.go deleted file mode 100644 index 1f7e87e6..00000000 --- a/vendor/gopkg.in/yaml.v2/apic.go +++ /dev/null @@ -1,739 +0,0 @@ -package yaml - -import ( - "io" -) - -func yaml_insert_token(parser *yaml_parser_t, pos int, token *yaml_token_t) { - //fmt.Println("yaml_insert_token", "pos:", pos, "typ:", token.typ, "head:", parser.tokens_head, "len:", len(parser.tokens)) - - // Check if we can move the queue at the beginning of the buffer. - if parser.tokens_head > 0 && len(parser.tokens) == cap(parser.tokens) { - if parser.tokens_head != len(parser.tokens) { - copy(parser.tokens, parser.tokens[parser.tokens_head:]) - } - parser.tokens = parser.tokens[:len(parser.tokens)-parser.tokens_head] - parser.tokens_head = 0 - } - parser.tokens = append(parser.tokens, *token) - if pos < 0 { - return - } - copy(parser.tokens[parser.tokens_head+pos+1:], parser.tokens[parser.tokens_head+pos:]) - parser.tokens[parser.tokens_head+pos] = *token -} - -// Create a new parser object. -func yaml_parser_initialize(parser *yaml_parser_t) bool { - *parser = yaml_parser_t{ - raw_buffer: make([]byte, 0, input_raw_buffer_size), - buffer: make([]byte, 0, input_buffer_size), - } - return true -} - -// Destroy a parser object. -func yaml_parser_delete(parser *yaml_parser_t) { - *parser = yaml_parser_t{} -} - -// String read handler. -func yaml_string_read_handler(parser *yaml_parser_t, buffer []byte) (n int, err error) { - if parser.input_pos == len(parser.input) { - return 0, io.EOF - } - n = copy(buffer, parser.input[parser.input_pos:]) - parser.input_pos += n - return n, nil -} - -// Reader read handler. -func yaml_reader_read_handler(parser *yaml_parser_t, buffer []byte) (n int, err error) { - return parser.input_reader.Read(buffer) -} - -// Set a string input. -func yaml_parser_set_input_string(parser *yaml_parser_t, input []byte) { - if parser.read_handler != nil { - panic("must set the input source only once") - } - parser.read_handler = yaml_string_read_handler - parser.input = input - parser.input_pos = 0 -} - -// Set a file input. -func yaml_parser_set_input_reader(parser *yaml_parser_t, r io.Reader) { - if parser.read_handler != nil { - panic("must set the input source only once") - } - parser.read_handler = yaml_reader_read_handler - parser.input_reader = r -} - -// Set the source encoding. -func yaml_parser_set_encoding(parser *yaml_parser_t, encoding yaml_encoding_t) { - if parser.encoding != yaml_ANY_ENCODING { - panic("must set the encoding only once") - } - parser.encoding = encoding -} - -// Create a new emitter object. -func yaml_emitter_initialize(emitter *yaml_emitter_t) { - *emitter = yaml_emitter_t{ - buffer: make([]byte, output_buffer_size), - raw_buffer: make([]byte, 0, output_raw_buffer_size), - states: make([]yaml_emitter_state_t, 0, initial_stack_size), - events: make([]yaml_event_t, 0, initial_queue_size), - } -} - -// Destroy an emitter object. -func yaml_emitter_delete(emitter *yaml_emitter_t) { - *emitter = yaml_emitter_t{} -} - -// String write handler. -func yaml_string_write_handler(emitter *yaml_emitter_t, buffer []byte) error { - *emitter.output_buffer = append(*emitter.output_buffer, buffer...) - return nil -} - -// yaml_writer_write_handler uses emitter.output_writer to write the -// emitted text. -func yaml_writer_write_handler(emitter *yaml_emitter_t, buffer []byte) error { - _, err := emitter.output_writer.Write(buffer) - return err -} - -// Set a string output. -func yaml_emitter_set_output_string(emitter *yaml_emitter_t, output_buffer *[]byte) { - if emitter.write_handler != nil { - panic("must set the output target only once") - } - emitter.write_handler = yaml_string_write_handler - emitter.output_buffer = output_buffer -} - -// Set a file output. -func yaml_emitter_set_output_writer(emitter *yaml_emitter_t, w io.Writer) { - if emitter.write_handler != nil { - panic("must set the output target only once") - } - emitter.write_handler = yaml_writer_write_handler - emitter.output_writer = w -} - -// Set the output encoding. -func yaml_emitter_set_encoding(emitter *yaml_emitter_t, encoding yaml_encoding_t) { - if emitter.encoding != yaml_ANY_ENCODING { - panic("must set the output encoding only once") - } - emitter.encoding = encoding -} - -// Set the canonical output style. -func yaml_emitter_set_canonical(emitter *yaml_emitter_t, canonical bool) { - emitter.canonical = canonical -} - -//// Set the indentation increment. -func yaml_emitter_set_indent(emitter *yaml_emitter_t, indent int) { - if indent < 2 || indent > 9 { - indent = 2 - } - emitter.best_indent = indent -} - -// Set the preferred line width. -func yaml_emitter_set_width(emitter *yaml_emitter_t, width int) { - if width < 0 { - width = -1 - } - emitter.best_width = width -} - -// Set if unescaped non-ASCII characters are allowed. -func yaml_emitter_set_unicode(emitter *yaml_emitter_t, unicode bool) { - emitter.unicode = unicode -} - -// Set the preferred line break character. -func yaml_emitter_set_break(emitter *yaml_emitter_t, line_break yaml_break_t) { - emitter.line_break = line_break -} - -///* -// * Destroy a token object. -// */ -// -//YAML_DECLARE(void) -//yaml_token_delete(yaml_token_t *token) -//{ -// assert(token); // Non-NULL token object expected. -// -// switch (token.type) -// { -// case YAML_TAG_DIRECTIVE_TOKEN: -// yaml_free(token.data.tag_directive.handle); -// yaml_free(token.data.tag_directive.prefix); -// break; -// -// case YAML_ALIAS_TOKEN: -// yaml_free(token.data.alias.value); -// break; -// -// case YAML_ANCHOR_TOKEN: -// yaml_free(token.data.anchor.value); -// break; -// -// case YAML_TAG_TOKEN: -// yaml_free(token.data.tag.handle); -// yaml_free(token.data.tag.suffix); -// break; -// -// case YAML_SCALAR_TOKEN: -// yaml_free(token.data.scalar.value); -// break; -// -// default: -// break; -// } -// -// memset(token, 0, sizeof(yaml_token_t)); -//} -// -///* -// * Check if a string is a valid UTF-8 sequence. -// * -// * Check 'reader.c' for more details on UTF-8 encoding. -// */ -// -//static int -//yaml_check_utf8(yaml_char_t *start, size_t length) -//{ -// yaml_char_t *end = start+length; -// yaml_char_t *pointer = start; -// -// while (pointer < end) { -// unsigned char octet; -// unsigned int width; -// unsigned int value; -// size_t k; -// -// octet = pointer[0]; -// width = (octet & 0x80) == 0x00 ? 1 : -// (octet & 0xE0) == 0xC0 ? 2 : -// (octet & 0xF0) == 0xE0 ? 3 : -// (octet & 0xF8) == 0xF0 ? 4 : 0; -// value = (octet & 0x80) == 0x00 ? octet & 0x7F : -// (octet & 0xE0) == 0xC0 ? octet & 0x1F : -// (octet & 0xF0) == 0xE0 ? octet & 0x0F : -// (octet & 0xF8) == 0xF0 ? octet & 0x07 : 0; -// if (!width) return 0; -// if (pointer+width > end) return 0; -// for (k = 1; k < width; k ++) { -// octet = pointer[k]; -// if ((octet & 0xC0) != 0x80) return 0; -// value = (value << 6) + (octet & 0x3F); -// } -// if (!((width == 1) || -// (width == 2 && value >= 0x80) || -// (width == 3 && value >= 0x800) || -// (width == 4 && value >= 0x10000))) return 0; -// -// pointer += width; -// } -// -// return 1; -//} -// - -// Create STREAM-START. -func yaml_stream_start_event_initialize(event *yaml_event_t, encoding yaml_encoding_t) { - *event = yaml_event_t{ - typ: yaml_STREAM_START_EVENT, - encoding: encoding, - } -} - -// Create STREAM-END. -func yaml_stream_end_event_initialize(event *yaml_event_t) { - *event = yaml_event_t{ - typ: yaml_STREAM_END_EVENT, - } -} - -// Create DOCUMENT-START. -func yaml_document_start_event_initialize( - event *yaml_event_t, - version_directive *yaml_version_directive_t, - tag_directives []yaml_tag_directive_t, - implicit bool, -) { - *event = yaml_event_t{ - typ: yaml_DOCUMENT_START_EVENT, - version_directive: version_directive, - tag_directives: tag_directives, - implicit: implicit, - } -} - -// Create DOCUMENT-END. -func yaml_document_end_event_initialize(event *yaml_event_t, implicit bool) { - *event = yaml_event_t{ - typ: yaml_DOCUMENT_END_EVENT, - implicit: implicit, - } -} - -///* -// * Create ALIAS. -// */ -// -//YAML_DECLARE(int) -//yaml_alias_event_initialize(event *yaml_event_t, anchor *yaml_char_t) -//{ -// mark yaml_mark_t = { 0, 0, 0 } -// anchor_copy *yaml_char_t = NULL -// -// assert(event) // Non-NULL event object is expected. -// assert(anchor) // Non-NULL anchor is expected. -// -// if (!yaml_check_utf8(anchor, strlen((char *)anchor))) return 0 -// -// anchor_copy = yaml_strdup(anchor) -// if (!anchor_copy) -// return 0 -// -// ALIAS_EVENT_INIT(*event, anchor_copy, mark, mark) -// -// return 1 -//} - -// Create SCALAR. -func yaml_scalar_event_initialize(event *yaml_event_t, anchor, tag, value []byte, plain_implicit, quoted_implicit bool, style yaml_scalar_style_t) bool { - *event = yaml_event_t{ - typ: yaml_SCALAR_EVENT, - anchor: anchor, - tag: tag, - value: value, - implicit: plain_implicit, - quoted_implicit: quoted_implicit, - style: yaml_style_t(style), - } - return true -} - -// Create SEQUENCE-START. -func yaml_sequence_start_event_initialize(event *yaml_event_t, anchor, tag []byte, implicit bool, style yaml_sequence_style_t) bool { - *event = yaml_event_t{ - typ: yaml_SEQUENCE_START_EVENT, - anchor: anchor, - tag: tag, - implicit: implicit, - style: yaml_style_t(style), - } - return true -} - -// Create SEQUENCE-END. -func yaml_sequence_end_event_initialize(event *yaml_event_t) bool { - *event = yaml_event_t{ - typ: yaml_SEQUENCE_END_EVENT, - } - return true -} - -// Create MAPPING-START. -func yaml_mapping_start_event_initialize(event *yaml_event_t, anchor, tag []byte, implicit bool, style yaml_mapping_style_t) { - *event = yaml_event_t{ - typ: yaml_MAPPING_START_EVENT, - anchor: anchor, - tag: tag, - implicit: implicit, - style: yaml_style_t(style), - } -} - -// Create MAPPING-END. -func yaml_mapping_end_event_initialize(event *yaml_event_t) { - *event = yaml_event_t{ - typ: yaml_MAPPING_END_EVENT, - } -} - -// Destroy an event object. -func yaml_event_delete(event *yaml_event_t) { - *event = yaml_event_t{} -} - -///* -// * Create a document object. -// */ -// -//YAML_DECLARE(int) -//yaml_document_initialize(document *yaml_document_t, -// version_directive *yaml_version_directive_t, -// tag_directives_start *yaml_tag_directive_t, -// tag_directives_end *yaml_tag_directive_t, -// start_implicit int, end_implicit int) -//{ -// struct { -// error yaml_error_type_t -// } context -// struct { -// start *yaml_node_t -// end *yaml_node_t -// top *yaml_node_t -// } nodes = { NULL, NULL, NULL } -// version_directive_copy *yaml_version_directive_t = NULL -// struct { -// start *yaml_tag_directive_t -// end *yaml_tag_directive_t -// top *yaml_tag_directive_t -// } tag_directives_copy = { NULL, NULL, NULL } -// value yaml_tag_directive_t = { NULL, NULL } -// mark yaml_mark_t = { 0, 0, 0 } -// -// assert(document) // Non-NULL document object is expected. -// assert((tag_directives_start && tag_directives_end) || -// (tag_directives_start == tag_directives_end)) -// // Valid tag directives are expected. -// -// if (!STACK_INIT(&context, nodes, INITIAL_STACK_SIZE)) goto error -// -// if (version_directive) { -// version_directive_copy = yaml_malloc(sizeof(yaml_version_directive_t)) -// if (!version_directive_copy) goto error -// version_directive_copy.major = version_directive.major -// version_directive_copy.minor = version_directive.minor -// } -// -// if (tag_directives_start != tag_directives_end) { -// tag_directive *yaml_tag_directive_t -// if (!STACK_INIT(&context, tag_directives_copy, INITIAL_STACK_SIZE)) -// goto error -// for (tag_directive = tag_directives_start -// tag_directive != tag_directives_end; tag_directive ++) { -// assert(tag_directive.handle) -// assert(tag_directive.prefix) -// if (!yaml_check_utf8(tag_directive.handle, -// strlen((char *)tag_directive.handle))) -// goto error -// if (!yaml_check_utf8(tag_directive.prefix, -// strlen((char *)tag_directive.prefix))) -// goto error -// value.handle = yaml_strdup(tag_directive.handle) -// value.prefix = yaml_strdup(tag_directive.prefix) -// if (!value.handle || !value.prefix) goto error -// if (!PUSH(&context, tag_directives_copy, value)) -// goto error -// value.handle = NULL -// value.prefix = NULL -// } -// } -// -// DOCUMENT_INIT(*document, nodes.start, nodes.end, version_directive_copy, -// tag_directives_copy.start, tag_directives_copy.top, -// start_implicit, end_implicit, mark, mark) -// -// return 1 -// -//error: -// STACK_DEL(&context, nodes) -// yaml_free(version_directive_copy) -// while (!STACK_EMPTY(&context, tag_directives_copy)) { -// value yaml_tag_directive_t = POP(&context, tag_directives_copy) -// yaml_free(value.handle) -// yaml_free(value.prefix) -// } -// STACK_DEL(&context, tag_directives_copy) -// yaml_free(value.handle) -// yaml_free(value.prefix) -// -// return 0 -//} -// -///* -// * Destroy a document object. -// */ -// -//YAML_DECLARE(void) -//yaml_document_delete(document *yaml_document_t) -//{ -// struct { -// error yaml_error_type_t -// } context -// tag_directive *yaml_tag_directive_t -// -// context.error = YAML_NO_ERROR // Eliminate a compiler warning. -// -// assert(document) // Non-NULL document object is expected. -// -// while (!STACK_EMPTY(&context, document.nodes)) { -// node yaml_node_t = POP(&context, document.nodes) -// yaml_free(node.tag) -// switch (node.type) { -// case YAML_SCALAR_NODE: -// yaml_free(node.data.scalar.value) -// break -// case YAML_SEQUENCE_NODE: -// STACK_DEL(&context, node.data.sequence.items) -// break -// case YAML_MAPPING_NODE: -// STACK_DEL(&context, node.data.mapping.pairs) -// break -// default: -// assert(0) // Should not happen. -// } -// } -// STACK_DEL(&context, document.nodes) -// -// yaml_free(document.version_directive) -// for (tag_directive = document.tag_directives.start -// tag_directive != document.tag_directives.end -// tag_directive++) { -// yaml_free(tag_directive.handle) -// yaml_free(tag_directive.prefix) -// } -// yaml_free(document.tag_directives.start) -// -// memset(document, 0, sizeof(yaml_document_t)) -//} -// -///** -// * Get a document node. -// */ -// -//YAML_DECLARE(yaml_node_t *) -//yaml_document_get_node(document *yaml_document_t, index int) -//{ -// assert(document) // Non-NULL document object is expected. -// -// if (index > 0 && document.nodes.start + index <= document.nodes.top) { -// return document.nodes.start + index - 1 -// } -// return NULL -//} -// -///** -// * Get the root object. -// */ -// -//YAML_DECLARE(yaml_node_t *) -//yaml_document_get_root_node(document *yaml_document_t) -//{ -// assert(document) // Non-NULL document object is expected. -// -// if (document.nodes.top != document.nodes.start) { -// return document.nodes.start -// } -// return NULL -//} -// -///* -// * Add a scalar node to a document. -// */ -// -//YAML_DECLARE(int) -//yaml_document_add_scalar(document *yaml_document_t, -// tag *yaml_char_t, value *yaml_char_t, length int, -// style yaml_scalar_style_t) -//{ -// struct { -// error yaml_error_type_t -// } context -// mark yaml_mark_t = { 0, 0, 0 } -// tag_copy *yaml_char_t = NULL -// value_copy *yaml_char_t = NULL -// node yaml_node_t -// -// assert(document) // Non-NULL document object is expected. -// assert(value) // Non-NULL value is expected. -// -// if (!tag) { -// tag = (yaml_char_t *)YAML_DEFAULT_SCALAR_TAG -// } -// -// if (!yaml_check_utf8(tag, strlen((char *)tag))) goto error -// tag_copy = yaml_strdup(tag) -// if (!tag_copy) goto error -// -// if (length < 0) { -// length = strlen((char *)value) -// } -// -// if (!yaml_check_utf8(value, length)) goto error -// value_copy = yaml_malloc(length+1) -// if (!value_copy) goto error -// memcpy(value_copy, value, length) -// value_copy[length] = '\0' -// -// SCALAR_NODE_INIT(node, tag_copy, value_copy, length, style, mark, mark) -// if (!PUSH(&context, document.nodes, node)) goto error -// -// return document.nodes.top - document.nodes.start -// -//error: -// yaml_free(tag_copy) -// yaml_free(value_copy) -// -// return 0 -//} -// -///* -// * Add a sequence node to a document. -// */ -// -//YAML_DECLARE(int) -//yaml_document_add_sequence(document *yaml_document_t, -// tag *yaml_char_t, style yaml_sequence_style_t) -//{ -// struct { -// error yaml_error_type_t -// } context -// mark yaml_mark_t = { 0, 0, 0 } -// tag_copy *yaml_char_t = NULL -// struct { -// start *yaml_node_item_t -// end *yaml_node_item_t -// top *yaml_node_item_t -// } items = { NULL, NULL, NULL } -// node yaml_node_t -// -// assert(document) // Non-NULL document object is expected. -// -// if (!tag) { -// tag = (yaml_char_t *)YAML_DEFAULT_SEQUENCE_TAG -// } -// -// if (!yaml_check_utf8(tag, strlen((char *)tag))) goto error -// tag_copy = yaml_strdup(tag) -// if (!tag_copy) goto error -// -// if (!STACK_INIT(&context, items, INITIAL_STACK_SIZE)) goto error -// -// SEQUENCE_NODE_INIT(node, tag_copy, items.start, items.end, -// style, mark, mark) -// if (!PUSH(&context, document.nodes, node)) goto error -// -// return document.nodes.top - document.nodes.start -// -//error: -// STACK_DEL(&context, items) -// yaml_free(tag_copy) -// -// return 0 -//} -// -///* -// * Add a mapping node to a document. -// */ -// -//YAML_DECLARE(int) -//yaml_document_add_mapping(document *yaml_document_t, -// tag *yaml_char_t, style yaml_mapping_style_t) -//{ -// struct { -// error yaml_error_type_t -// } context -// mark yaml_mark_t = { 0, 0, 0 } -// tag_copy *yaml_char_t = NULL -// struct { -// start *yaml_node_pair_t -// end *yaml_node_pair_t -// top *yaml_node_pair_t -// } pairs = { NULL, NULL, NULL } -// node yaml_node_t -// -// assert(document) // Non-NULL document object is expected. -// -// if (!tag) { -// tag = (yaml_char_t *)YAML_DEFAULT_MAPPING_TAG -// } -// -// if (!yaml_check_utf8(tag, strlen((char *)tag))) goto error -// tag_copy = yaml_strdup(tag) -// if (!tag_copy) goto error -// -// if (!STACK_INIT(&context, pairs, INITIAL_STACK_SIZE)) goto error -// -// MAPPING_NODE_INIT(node, tag_copy, pairs.start, pairs.end, -// style, mark, mark) -// if (!PUSH(&context, document.nodes, node)) goto error -// -// return document.nodes.top - document.nodes.start -// -//error: -// STACK_DEL(&context, pairs) -// yaml_free(tag_copy) -// -// return 0 -//} -// -///* -// * Append an item to a sequence node. -// */ -// -//YAML_DECLARE(int) -//yaml_document_append_sequence_item(document *yaml_document_t, -// sequence int, item int) -//{ -// struct { -// error yaml_error_type_t -// } context -// -// assert(document) // Non-NULL document is required. -// assert(sequence > 0 -// && document.nodes.start + sequence <= document.nodes.top) -// // Valid sequence id is required. -// assert(document.nodes.start[sequence-1].type == YAML_SEQUENCE_NODE) -// // A sequence node is required. -// assert(item > 0 && document.nodes.start + item <= document.nodes.top) -// // Valid item id is required. -// -// if (!PUSH(&context, -// document.nodes.start[sequence-1].data.sequence.items, item)) -// return 0 -// -// return 1 -//} -// -///* -// * Append a pair of a key and a value to a mapping node. -// */ -// -//YAML_DECLARE(int) -//yaml_document_append_mapping_pair(document *yaml_document_t, -// mapping int, key int, value int) -//{ -// struct { -// error yaml_error_type_t -// } context -// -// pair yaml_node_pair_t -// -// assert(document) // Non-NULL document is required. -// assert(mapping > 0 -// && document.nodes.start + mapping <= document.nodes.top) -// // Valid mapping id is required. -// assert(document.nodes.start[mapping-1].type == YAML_MAPPING_NODE) -// // A mapping node is required. -// assert(key > 0 && document.nodes.start + key <= document.nodes.top) -// // Valid key id is required. -// assert(value > 0 && document.nodes.start + value <= document.nodes.top) -// // Valid value id is required. -// -// pair.key = key -// pair.value = value -// -// if (!PUSH(&context, -// document.nodes.start[mapping-1].data.mapping.pairs, pair)) -// return 0 -// -// return 1 -//} -// -// diff --git a/vendor/gopkg.in/yaml.v2/decode.go b/vendor/gopkg.in/yaml.v2/decode.go deleted file mode 100644 index e4e56e28..00000000 --- a/vendor/gopkg.in/yaml.v2/decode.go +++ /dev/null @@ -1,775 +0,0 @@ -package yaml - -import ( - "encoding" - "encoding/base64" - "fmt" - "io" - "math" - "reflect" - "strconv" - "time" -) - -const ( - documentNode = 1 << iota - mappingNode - sequenceNode - scalarNode - aliasNode -) - -type node struct { - kind int - line, column int - tag string - // For an alias node, alias holds the resolved alias. - alias *node - value string - implicit bool - children []*node - anchors map[string]*node -} - -// ---------------------------------------------------------------------------- -// Parser, produces a node tree out of a libyaml event stream. - -type parser struct { - parser yaml_parser_t - event yaml_event_t - doc *node - doneInit bool -} - -func newParser(b []byte) *parser { - p := parser{} - if !yaml_parser_initialize(&p.parser) { - panic("failed to initialize YAML emitter") - } - if len(b) == 0 { - b = []byte{'\n'} - } - yaml_parser_set_input_string(&p.parser, b) - return &p -} - -func newParserFromReader(r io.Reader) *parser { - p := parser{} - if !yaml_parser_initialize(&p.parser) { - panic("failed to initialize YAML emitter") - } - yaml_parser_set_input_reader(&p.parser, r) - return &p -} - -func (p *parser) init() { - if p.doneInit { - return - } - p.expect(yaml_STREAM_START_EVENT) - p.doneInit = true -} - -func (p *parser) destroy() { - if p.event.typ != yaml_NO_EVENT { - yaml_event_delete(&p.event) - } - yaml_parser_delete(&p.parser) -} - -// expect consumes an event from the event stream and -// checks that it's of the expected type. -func (p *parser) expect(e yaml_event_type_t) { - if p.event.typ == yaml_NO_EVENT { - if !yaml_parser_parse(&p.parser, &p.event) { - p.fail() - } - } - if p.event.typ == yaml_STREAM_END_EVENT { - failf("attempted to go past the end of stream; corrupted value?") - } - if p.event.typ != e { - p.parser.problem = fmt.Sprintf("expected %s event but got %s", e, p.event.typ) - p.fail() - } - yaml_event_delete(&p.event) - p.event.typ = yaml_NO_EVENT -} - -// peek peeks at the next event in the event stream, -// puts the results into p.event and returns the event type. -func (p *parser) peek() yaml_event_type_t { - if p.event.typ != yaml_NO_EVENT { - return p.event.typ - } - if !yaml_parser_parse(&p.parser, &p.event) { - p.fail() - } - return p.event.typ -} - -func (p *parser) fail() { - var where string - var line int - if p.parser.problem_mark.line != 0 { - line = p.parser.problem_mark.line - // Scanner errors don't iterate line before returning error - if p.parser.error == yaml_SCANNER_ERROR { - line++ - } - } else if p.parser.context_mark.line != 0 { - line = p.parser.context_mark.line - } - if line != 0 { - where = "line " + strconv.Itoa(line) + ": " - } - var msg string - if len(p.parser.problem) > 0 { - msg = p.parser.problem - } else { - msg = "unknown problem parsing YAML content" - } - failf("%s%s", where, msg) -} - -func (p *parser) anchor(n *node, anchor []byte) { - if anchor != nil { - p.doc.anchors[string(anchor)] = n - } -} - -func (p *parser) parse() *node { - p.init() - switch p.peek() { - case yaml_SCALAR_EVENT: - return p.scalar() - case yaml_ALIAS_EVENT: - return p.alias() - case yaml_MAPPING_START_EVENT: - return p.mapping() - case yaml_SEQUENCE_START_EVENT: - return p.sequence() - case yaml_DOCUMENT_START_EVENT: - return p.document() - case yaml_STREAM_END_EVENT: - // Happens when attempting to decode an empty buffer. - return nil - default: - panic("attempted to parse unknown event: " + p.event.typ.String()) - } -} - -func (p *parser) node(kind int) *node { - return &node{ - kind: kind, - line: p.event.start_mark.line, - column: p.event.start_mark.column, - } -} - -func (p *parser) document() *node { - n := p.node(documentNode) - n.anchors = make(map[string]*node) - p.doc = n - p.expect(yaml_DOCUMENT_START_EVENT) - n.children = append(n.children, p.parse()) - p.expect(yaml_DOCUMENT_END_EVENT) - return n -} - -func (p *parser) alias() *node { - n := p.node(aliasNode) - n.value = string(p.event.anchor) - n.alias = p.doc.anchors[n.value] - if n.alias == nil { - failf("unknown anchor '%s' referenced", n.value) - } - p.expect(yaml_ALIAS_EVENT) - return n -} - -func (p *parser) scalar() *node { - n := p.node(scalarNode) - n.value = string(p.event.value) - n.tag = string(p.event.tag) - n.implicit = p.event.implicit - p.anchor(n, p.event.anchor) - p.expect(yaml_SCALAR_EVENT) - return n -} - -func (p *parser) sequence() *node { - n := p.node(sequenceNode) - p.anchor(n, p.event.anchor) - p.expect(yaml_SEQUENCE_START_EVENT) - for p.peek() != yaml_SEQUENCE_END_EVENT { - n.children = append(n.children, p.parse()) - } - p.expect(yaml_SEQUENCE_END_EVENT) - return n -} - -func (p *parser) mapping() *node { - n := p.node(mappingNode) - p.anchor(n, p.event.anchor) - p.expect(yaml_MAPPING_START_EVENT) - for p.peek() != yaml_MAPPING_END_EVENT { - n.children = append(n.children, p.parse(), p.parse()) - } - p.expect(yaml_MAPPING_END_EVENT) - return n -} - -// ---------------------------------------------------------------------------- -// Decoder, unmarshals a node into a provided value. - -type decoder struct { - doc *node - aliases map[*node]bool - mapType reflect.Type - terrors []string - strict bool -} - -var ( - mapItemType = reflect.TypeOf(MapItem{}) - durationType = reflect.TypeOf(time.Duration(0)) - defaultMapType = reflect.TypeOf(map[interface{}]interface{}{}) - ifaceType = defaultMapType.Elem() - timeType = reflect.TypeOf(time.Time{}) - ptrTimeType = reflect.TypeOf(&time.Time{}) -) - -func newDecoder(strict bool) *decoder { - d := &decoder{mapType: defaultMapType, strict: strict} - d.aliases = make(map[*node]bool) - return d -} - -func (d *decoder) terror(n *node, tag string, out reflect.Value) { - if n.tag != "" { - tag = n.tag - } - value := n.value - if tag != yaml_SEQ_TAG && tag != yaml_MAP_TAG { - if len(value) > 10 { - value = " `" + value[:7] + "...`" - } else { - value = " `" + value + "`" - } - } - d.terrors = append(d.terrors, fmt.Sprintf("line %d: cannot unmarshal %s%s into %s", n.line+1, shortTag(tag), value, out.Type())) -} - -func (d *decoder) callUnmarshaler(n *node, u Unmarshaler) (good bool) { - terrlen := len(d.terrors) - err := u.UnmarshalYAML(func(v interface{}) (err error) { - defer handleErr(&err) - d.unmarshal(n, reflect.ValueOf(v)) - if len(d.terrors) > terrlen { - issues := d.terrors[terrlen:] - d.terrors = d.terrors[:terrlen] - return &TypeError{issues} - } - return nil - }) - if e, ok := err.(*TypeError); ok { - d.terrors = append(d.terrors, e.Errors...) - return false - } - if err != nil { - fail(err) - } - return true -} - -// d.prepare initializes and dereferences pointers and calls UnmarshalYAML -// if a value is found to implement it. -// It returns the initialized and dereferenced out value, whether -// unmarshalling was already done by UnmarshalYAML, and if so whether -// its types unmarshalled appropriately. -// -// If n holds a null value, prepare returns before doing anything. -func (d *decoder) prepare(n *node, out reflect.Value) (newout reflect.Value, unmarshaled, good bool) { - if n.tag == yaml_NULL_TAG || n.kind == scalarNode && n.tag == "" && (n.value == "null" || n.value == "~" || n.value == "" && n.implicit) { - return out, false, false - } - again := true - for again { - again = false - if out.Kind() == reflect.Ptr { - if out.IsNil() { - out.Set(reflect.New(out.Type().Elem())) - } - out = out.Elem() - again = true - } - if out.CanAddr() { - if u, ok := out.Addr().Interface().(Unmarshaler); ok { - good = d.callUnmarshaler(n, u) - return out, true, good - } - } - } - return out, false, false -} - -func (d *decoder) unmarshal(n *node, out reflect.Value) (good bool) { - switch n.kind { - case documentNode: - return d.document(n, out) - case aliasNode: - return d.alias(n, out) - } - out, unmarshaled, good := d.prepare(n, out) - if unmarshaled { - return good - } - switch n.kind { - case scalarNode: - good = d.scalar(n, out) - case mappingNode: - good = d.mapping(n, out) - case sequenceNode: - good = d.sequence(n, out) - default: - panic("internal error: unknown node kind: " + strconv.Itoa(n.kind)) - } - return good -} - -func (d *decoder) document(n *node, out reflect.Value) (good bool) { - if len(n.children) == 1 { - d.doc = n - d.unmarshal(n.children[0], out) - return true - } - return false -} - -func (d *decoder) alias(n *node, out reflect.Value) (good bool) { - if d.aliases[n] { - // TODO this could actually be allowed in some circumstances. - failf("anchor '%s' value contains itself", n.value) - } - d.aliases[n] = true - good = d.unmarshal(n.alias, out) - delete(d.aliases, n) - return good -} - -var zeroValue reflect.Value - -func resetMap(out reflect.Value) { - for _, k := range out.MapKeys() { - out.SetMapIndex(k, zeroValue) - } -} - -func (d *decoder) scalar(n *node, out reflect.Value) bool { - var tag string - var resolved interface{} - if n.tag == "" && !n.implicit { - tag = yaml_STR_TAG - resolved = n.value - } else { - tag, resolved = resolve(n.tag, n.value) - if tag == yaml_BINARY_TAG { - data, err := base64.StdEncoding.DecodeString(resolved.(string)) - if err != nil { - failf("!!binary value contains invalid base64 data") - } - resolved = string(data) - } - } - if resolved == nil { - if out.Kind() == reflect.Map && !out.CanAddr() { - resetMap(out) - } else { - out.Set(reflect.Zero(out.Type())) - } - return true - } - if resolvedv := reflect.ValueOf(resolved); out.Type() == resolvedv.Type() { - // We've resolved to exactly the type we want, so use that. - out.Set(resolvedv) - return true - } - // Perhaps we can use the value as a TextUnmarshaler to - // set its value. - if out.CanAddr() { - u, ok := out.Addr().Interface().(encoding.TextUnmarshaler) - if ok { - var text []byte - if tag == yaml_BINARY_TAG { - text = []byte(resolved.(string)) - } else { - // We let any value be unmarshaled into TextUnmarshaler. - // That might be more lax than we'd like, but the - // TextUnmarshaler itself should bowl out any dubious values. - text = []byte(n.value) - } - err := u.UnmarshalText(text) - if err != nil { - fail(err) - } - return true - } - } - switch out.Kind() { - case reflect.String: - if tag == yaml_BINARY_TAG { - out.SetString(resolved.(string)) - return true - } - if resolved != nil { - out.SetString(n.value) - return true - } - case reflect.Interface: - if resolved == nil { - out.Set(reflect.Zero(out.Type())) - } else if tag == yaml_TIMESTAMP_TAG { - // It looks like a timestamp but for backward compatibility - // reasons we set it as a string, so that code that unmarshals - // timestamp-like values into interface{} will continue to - // see a string and not a time.Time. - // TODO(v3) Drop this. - out.Set(reflect.ValueOf(n.value)) - } else { - out.Set(reflect.ValueOf(resolved)) - } - return true - case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64: - switch resolved := resolved.(type) { - case int: - if !out.OverflowInt(int64(resolved)) { - out.SetInt(int64(resolved)) - return true - } - case int64: - if !out.OverflowInt(resolved) { - out.SetInt(resolved) - return true - } - case uint64: - if resolved <= math.MaxInt64 && !out.OverflowInt(int64(resolved)) { - out.SetInt(int64(resolved)) - return true - } - case float64: - if resolved <= math.MaxInt64 && !out.OverflowInt(int64(resolved)) { - out.SetInt(int64(resolved)) - return true - } - case string: - if out.Type() == durationType { - d, err := time.ParseDuration(resolved) - if err == nil { - out.SetInt(int64(d)) - return true - } - } - } - case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uintptr: - switch resolved := resolved.(type) { - case int: - if resolved >= 0 && !out.OverflowUint(uint64(resolved)) { - out.SetUint(uint64(resolved)) - return true - } - case int64: - if resolved >= 0 && !out.OverflowUint(uint64(resolved)) { - out.SetUint(uint64(resolved)) - return true - } - case uint64: - if !out.OverflowUint(uint64(resolved)) { - out.SetUint(uint64(resolved)) - return true - } - case float64: - if resolved <= math.MaxUint64 && !out.OverflowUint(uint64(resolved)) { - out.SetUint(uint64(resolved)) - return true - } - } - case reflect.Bool: - switch resolved := resolved.(type) { - case bool: - out.SetBool(resolved) - return true - } - case reflect.Float32, reflect.Float64: - switch resolved := resolved.(type) { - case int: - out.SetFloat(float64(resolved)) - return true - case int64: - out.SetFloat(float64(resolved)) - return true - case uint64: - out.SetFloat(float64(resolved)) - return true - case float64: - out.SetFloat(resolved) - return true - } - case reflect.Struct: - if resolvedv := reflect.ValueOf(resolved); out.Type() == resolvedv.Type() { - out.Set(resolvedv) - return true - } - case reflect.Ptr: - if out.Type().Elem() == reflect.TypeOf(resolved) { - // TODO DOes this make sense? When is out a Ptr except when decoding a nil value? - elem := reflect.New(out.Type().Elem()) - elem.Elem().Set(reflect.ValueOf(resolved)) - out.Set(elem) - return true - } - } - d.terror(n, tag, out) - return false -} - -func settableValueOf(i interface{}) reflect.Value { - v := reflect.ValueOf(i) - sv := reflect.New(v.Type()).Elem() - sv.Set(v) - return sv -} - -func (d *decoder) sequence(n *node, out reflect.Value) (good bool) { - l := len(n.children) - - var iface reflect.Value - switch out.Kind() { - case reflect.Slice: - out.Set(reflect.MakeSlice(out.Type(), l, l)) - case reflect.Array: - if l != out.Len() { - failf("invalid array: want %d elements but got %d", out.Len(), l) - } - case reflect.Interface: - // No type hints. Will have to use a generic sequence. - iface = out - out = settableValueOf(make([]interface{}, l)) - default: - d.terror(n, yaml_SEQ_TAG, out) - return false - } - et := out.Type().Elem() - - j := 0 - for i := 0; i < l; i++ { - e := reflect.New(et).Elem() - if ok := d.unmarshal(n.children[i], e); ok { - out.Index(j).Set(e) - j++ - } - } - if out.Kind() != reflect.Array { - out.Set(out.Slice(0, j)) - } - if iface.IsValid() { - iface.Set(out) - } - return true -} - -func (d *decoder) mapping(n *node, out reflect.Value) (good bool) { - switch out.Kind() { - case reflect.Struct: - return d.mappingStruct(n, out) - case reflect.Slice: - return d.mappingSlice(n, out) - case reflect.Map: - // okay - case reflect.Interface: - if d.mapType.Kind() == reflect.Map { - iface := out - out = reflect.MakeMap(d.mapType) - iface.Set(out) - } else { - slicev := reflect.New(d.mapType).Elem() - if !d.mappingSlice(n, slicev) { - return false - } - out.Set(slicev) - return true - } - default: - d.terror(n, yaml_MAP_TAG, out) - return false - } - outt := out.Type() - kt := outt.Key() - et := outt.Elem() - - mapType := d.mapType - if outt.Key() == ifaceType && outt.Elem() == ifaceType { - d.mapType = outt - } - - if out.IsNil() { - out.Set(reflect.MakeMap(outt)) - } - l := len(n.children) - for i := 0; i < l; i += 2 { - if isMerge(n.children[i]) { - d.merge(n.children[i+1], out) - continue - } - k := reflect.New(kt).Elem() - if d.unmarshal(n.children[i], k) { - kkind := k.Kind() - if kkind == reflect.Interface { - kkind = k.Elem().Kind() - } - if kkind == reflect.Map || kkind == reflect.Slice { - failf("invalid map key: %#v", k.Interface()) - } - e := reflect.New(et).Elem() - if d.unmarshal(n.children[i+1], e) { - d.setMapIndex(n.children[i+1], out, k, e) - } - } - } - d.mapType = mapType - return true -} - -func (d *decoder) setMapIndex(n *node, out, k, v reflect.Value) { - if d.strict && out.MapIndex(k) != zeroValue { - d.terrors = append(d.terrors, fmt.Sprintf("line %d: key %#v already set in map", n.line+1, k.Interface())) - return - } - out.SetMapIndex(k, v) -} - -func (d *decoder) mappingSlice(n *node, out reflect.Value) (good bool) { - outt := out.Type() - if outt.Elem() != mapItemType { - d.terror(n, yaml_MAP_TAG, out) - return false - } - - mapType := d.mapType - d.mapType = outt - - var slice []MapItem - var l = len(n.children) - for i := 0; i < l; i += 2 { - if isMerge(n.children[i]) { - d.merge(n.children[i+1], out) - continue - } - item := MapItem{} - k := reflect.ValueOf(&item.Key).Elem() - if d.unmarshal(n.children[i], k) { - v := reflect.ValueOf(&item.Value).Elem() - if d.unmarshal(n.children[i+1], v) { - slice = append(slice, item) - } - } - } - out.Set(reflect.ValueOf(slice)) - d.mapType = mapType - return true -} - -func (d *decoder) mappingStruct(n *node, out reflect.Value) (good bool) { - sinfo, err := getStructInfo(out.Type()) - if err != nil { - panic(err) - } - name := settableValueOf("") - l := len(n.children) - - var inlineMap reflect.Value - var elemType reflect.Type - if sinfo.InlineMap != -1 { - inlineMap = out.Field(sinfo.InlineMap) - inlineMap.Set(reflect.New(inlineMap.Type()).Elem()) - elemType = inlineMap.Type().Elem() - } - - var doneFields []bool - if d.strict { - doneFields = make([]bool, len(sinfo.FieldsList)) - } - for i := 0; i < l; i += 2 { - ni := n.children[i] - if isMerge(ni) { - d.merge(n.children[i+1], out) - continue - } - if !d.unmarshal(ni, name) { - continue - } - if info, ok := sinfo.FieldsMap[name.String()]; ok { - if d.strict { - if doneFields[info.Id] { - d.terrors = append(d.terrors, fmt.Sprintf("line %d: field %s already set in type %s", ni.line+1, name.String(), out.Type())) - continue - } - doneFields[info.Id] = true - } - var field reflect.Value - if info.Inline == nil { - field = out.Field(info.Num) - } else { - field = out.FieldByIndex(info.Inline) - } - d.unmarshal(n.children[i+1], field) - } else if sinfo.InlineMap != -1 { - if inlineMap.IsNil() { - inlineMap.Set(reflect.MakeMap(inlineMap.Type())) - } - value := reflect.New(elemType).Elem() - d.unmarshal(n.children[i+1], value) - d.setMapIndex(n.children[i+1], inlineMap, name, value) - } else if d.strict { - d.terrors = append(d.terrors, fmt.Sprintf("line %d: field %s not found in type %s", ni.line+1, name.String(), out.Type())) - } - } - return true -} - -func failWantMap() { - failf("map merge requires map or sequence of maps as the value") -} - -func (d *decoder) merge(n *node, out reflect.Value) { - switch n.kind { - case mappingNode: - d.unmarshal(n, out) - case aliasNode: - an, ok := d.doc.anchors[n.value] - if ok && an.kind != mappingNode { - failWantMap() - } - d.unmarshal(n, out) - case sequenceNode: - // Step backwards as earlier nodes take precedence. - for i := len(n.children) - 1; i >= 0; i-- { - ni := n.children[i] - if ni.kind == aliasNode { - an, ok := d.doc.anchors[ni.value] - if ok && an.kind != mappingNode { - failWantMap() - } - } else if ni.kind != mappingNode { - failWantMap() - } - d.unmarshal(ni, out) - } - default: - failWantMap() - } -} - -func isMerge(n *node) bool { - return n.kind == scalarNode && n.value == "<<" && (n.implicit == true || n.tag == yaml_MERGE_TAG) -} diff --git a/vendor/gopkg.in/yaml.v2/emitterc.go b/vendor/gopkg.in/yaml.v2/emitterc.go deleted file mode 100644 index a1c2cc52..00000000 --- a/vendor/gopkg.in/yaml.v2/emitterc.go +++ /dev/null @@ -1,1685 +0,0 @@ -package yaml - -import ( - "bytes" - "fmt" -) - -// Flush the buffer if needed. -func flush(emitter *yaml_emitter_t) bool { - if emitter.buffer_pos+5 >= len(emitter.buffer) { - return yaml_emitter_flush(emitter) - } - return true -} - -// Put a character to the output buffer. -func put(emitter *yaml_emitter_t, value byte) bool { - if emitter.buffer_pos+5 >= len(emitter.buffer) && !yaml_emitter_flush(emitter) { - return false - } - emitter.buffer[emitter.buffer_pos] = value - emitter.buffer_pos++ - emitter.column++ - return true -} - -// Put a line break to the output buffer. -func put_break(emitter *yaml_emitter_t) bool { - if emitter.buffer_pos+5 >= len(emitter.buffer) && !yaml_emitter_flush(emitter) { - return false - } - switch emitter.line_break { - case yaml_CR_BREAK: - emitter.buffer[emitter.buffer_pos] = '\r' - emitter.buffer_pos += 1 - case yaml_LN_BREAK: - emitter.buffer[emitter.buffer_pos] = '\n' - emitter.buffer_pos += 1 - case yaml_CRLN_BREAK: - emitter.buffer[emitter.buffer_pos+0] = '\r' - emitter.buffer[emitter.buffer_pos+1] = '\n' - emitter.buffer_pos += 2 - default: - panic("unknown line break setting") - } - emitter.column = 0 - emitter.line++ - return true -} - -// Copy a character from a string into buffer. -func write(emitter *yaml_emitter_t, s []byte, i *int) bool { - if emitter.buffer_pos+5 >= len(emitter.buffer) && !yaml_emitter_flush(emitter) { - return false - } - p := emitter.buffer_pos - w := width(s[*i]) - switch w { - case 4: - emitter.buffer[p+3] = s[*i+3] - fallthrough - case 3: - emitter.buffer[p+2] = s[*i+2] - fallthrough - case 2: - emitter.buffer[p+1] = s[*i+1] - fallthrough - case 1: - emitter.buffer[p+0] = s[*i+0] - default: - panic("unknown character width") - } - emitter.column++ - emitter.buffer_pos += w - *i += w - return true -} - -// Write a whole string into buffer. -func write_all(emitter *yaml_emitter_t, s []byte) bool { - for i := 0; i < len(s); { - if !write(emitter, s, &i) { - return false - } - } - return true -} - -// Copy a line break character from a string into buffer. -func write_break(emitter *yaml_emitter_t, s []byte, i *int) bool { - if s[*i] == '\n' { - if !put_break(emitter) { - return false - } - *i++ - } else { - if !write(emitter, s, i) { - return false - } - emitter.column = 0 - emitter.line++ - } - return true -} - -// Set an emitter error and return false. -func yaml_emitter_set_emitter_error(emitter *yaml_emitter_t, problem string) bool { - emitter.error = yaml_EMITTER_ERROR - emitter.problem = problem - return false -} - -// Emit an event. -func yaml_emitter_emit(emitter *yaml_emitter_t, event *yaml_event_t) bool { - emitter.events = append(emitter.events, *event) - for !yaml_emitter_need_more_events(emitter) { - event := &emitter.events[emitter.events_head] - if !yaml_emitter_analyze_event(emitter, event) { - return false - } - if !yaml_emitter_state_machine(emitter, event) { - return false - } - yaml_event_delete(event) - emitter.events_head++ - } - return true -} - -// Check if we need to accumulate more events before emitting. -// -// We accumulate extra -// - 1 event for DOCUMENT-START -// - 2 events for SEQUENCE-START -// - 3 events for MAPPING-START -// -func yaml_emitter_need_more_events(emitter *yaml_emitter_t) bool { - if emitter.events_head == len(emitter.events) { - return true - } - var accumulate int - switch emitter.events[emitter.events_head].typ { - case yaml_DOCUMENT_START_EVENT: - accumulate = 1 - break - case yaml_SEQUENCE_START_EVENT: - accumulate = 2 - break - case yaml_MAPPING_START_EVENT: - accumulate = 3 - break - default: - return false - } - if len(emitter.events)-emitter.events_head > accumulate { - return false - } - var level int - for i := emitter.events_head; i < len(emitter.events); i++ { - switch emitter.events[i].typ { - case yaml_STREAM_START_EVENT, yaml_DOCUMENT_START_EVENT, yaml_SEQUENCE_START_EVENT, yaml_MAPPING_START_EVENT: - level++ - case yaml_STREAM_END_EVENT, yaml_DOCUMENT_END_EVENT, yaml_SEQUENCE_END_EVENT, yaml_MAPPING_END_EVENT: - level-- - } - if level == 0 { - return false - } - } - return true -} - -// Append a directive to the directives stack. -func yaml_emitter_append_tag_directive(emitter *yaml_emitter_t, value *yaml_tag_directive_t, allow_duplicates bool) bool { - for i := 0; i < len(emitter.tag_directives); i++ { - if bytes.Equal(value.handle, emitter.tag_directives[i].handle) { - if allow_duplicates { - return true - } - return yaml_emitter_set_emitter_error(emitter, "duplicate %TAG directive") - } - } - - // [Go] Do we actually need to copy this given garbage collection - // and the lack of deallocating destructors? - tag_copy := yaml_tag_directive_t{ - handle: make([]byte, len(value.handle)), - prefix: make([]byte, len(value.prefix)), - } - copy(tag_copy.handle, value.handle) - copy(tag_copy.prefix, value.prefix) - emitter.tag_directives = append(emitter.tag_directives, tag_copy) - return true -} - -// Increase the indentation level. -func yaml_emitter_increase_indent(emitter *yaml_emitter_t, flow, indentless bool) bool { - emitter.indents = append(emitter.indents, emitter.indent) - if emitter.indent < 0 { - if flow { - emitter.indent = emitter.best_indent - } else { - emitter.indent = 0 - } - } else if !indentless { - emitter.indent += emitter.best_indent - } - return true -} - -// State dispatcher. -func yaml_emitter_state_machine(emitter *yaml_emitter_t, event *yaml_event_t) bool { - switch emitter.state { - default: - case yaml_EMIT_STREAM_START_STATE: - return yaml_emitter_emit_stream_start(emitter, event) - - case yaml_EMIT_FIRST_DOCUMENT_START_STATE: - return yaml_emitter_emit_document_start(emitter, event, true) - - case yaml_EMIT_DOCUMENT_START_STATE: - return yaml_emitter_emit_document_start(emitter, event, false) - - case yaml_EMIT_DOCUMENT_CONTENT_STATE: - return yaml_emitter_emit_document_content(emitter, event) - - case yaml_EMIT_DOCUMENT_END_STATE: - return yaml_emitter_emit_document_end(emitter, event) - - case yaml_EMIT_FLOW_SEQUENCE_FIRST_ITEM_STATE: - return yaml_emitter_emit_flow_sequence_item(emitter, event, true) - - case yaml_EMIT_FLOW_SEQUENCE_ITEM_STATE: - return yaml_emitter_emit_flow_sequence_item(emitter, event, false) - - case yaml_EMIT_FLOW_MAPPING_FIRST_KEY_STATE: - return yaml_emitter_emit_flow_mapping_key(emitter, event, true) - - case yaml_EMIT_FLOW_MAPPING_KEY_STATE: - return yaml_emitter_emit_flow_mapping_key(emitter, event, false) - - case yaml_EMIT_FLOW_MAPPING_SIMPLE_VALUE_STATE: - return yaml_emitter_emit_flow_mapping_value(emitter, event, true) - - case yaml_EMIT_FLOW_MAPPING_VALUE_STATE: - return yaml_emitter_emit_flow_mapping_value(emitter, event, false) - - case yaml_EMIT_BLOCK_SEQUENCE_FIRST_ITEM_STATE: - return yaml_emitter_emit_block_sequence_item(emitter, event, true) - - case yaml_EMIT_BLOCK_SEQUENCE_ITEM_STATE: - return yaml_emitter_emit_block_sequence_item(emitter, event, false) - - case yaml_EMIT_BLOCK_MAPPING_FIRST_KEY_STATE: - return yaml_emitter_emit_block_mapping_key(emitter, event, true) - - case yaml_EMIT_BLOCK_MAPPING_KEY_STATE: - return yaml_emitter_emit_block_mapping_key(emitter, event, false) - - case yaml_EMIT_BLOCK_MAPPING_SIMPLE_VALUE_STATE: - return yaml_emitter_emit_block_mapping_value(emitter, event, true) - - case yaml_EMIT_BLOCK_MAPPING_VALUE_STATE: - return yaml_emitter_emit_block_mapping_value(emitter, event, false) - - case yaml_EMIT_END_STATE: - return yaml_emitter_set_emitter_error(emitter, "expected nothing after STREAM-END") - } - panic("invalid emitter state") -} - -// Expect STREAM-START. -func yaml_emitter_emit_stream_start(emitter *yaml_emitter_t, event *yaml_event_t) bool { - if event.typ != yaml_STREAM_START_EVENT { - return yaml_emitter_set_emitter_error(emitter, "expected STREAM-START") - } - if emitter.encoding == yaml_ANY_ENCODING { - emitter.encoding = event.encoding - if emitter.encoding == yaml_ANY_ENCODING { - emitter.encoding = yaml_UTF8_ENCODING - } - } - if emitter.best_indent < 2 || emitter.best_indent > 9 { - emitter.best_indent = 2 - } - if emitter.best_width >= 0 && emitter.best_width <= emitter.best_indent*2 { - emitter.best_width = 80 - } - if emitter.best_width < 0 { - emitter.best_width = 1<<31 - 1 - } - if emitter.line_break == yaml_ANY_BREAK { - emitter.line_break = yaml_LN_BREAK - } - - emitter.indent = -1 - emitter.line = 0 - emitter.column = 0 - emitter.whitespace = true - emitter.indention = true - - if emitter.encoding != yaml_UTF8_ENCODING { - if !yaml_emitter_write_bom(emitter) { - return false - } - } - emitter.state = yaml_EMIT_FIRST_DOCUMENT_START_STATE - return true -} - -// Expect DOCUMENT-START or STREAM-END. -func yaml_emitter_emit_document_start(emitter *yaml_emitter_t, event *yaml_event_t, first bool) bool { - - if event.typ == yaml_DOCUMENT_START_EVENT { - - if event.version_directive != nil { - if !yaml_emitter_analyze_version_directive(emitter, event.version_directive) { - return false - } - } - - for i := 0; i < len(event.tag_directives); i++ { - tag_directive := &event.tag_directives[i] - if !yaml_emitter_analyze_tag_directive(emitter, tag_directive) { - return false - } - if !yaml_emitter_append_tag_directive(emitter, tag_directive, false) { - return false - } - } - - for i := 0; i < len(default_tag_directives); i++ { - tag_directive := &default_tag_directives[i] - if !yaml_emitter_append_tag_directive(emitter, tag_directive, true) { - return false - } - } - - implicit := event.implicit - if !first || emitter.canonical { - implicit = false - } - - if emitter.open_ended && (event.version_directive != nil || len(event.tag_directives) > 0) { - if !yaml_emitter_write_indicator(emitter, []byte("..."), true, false, false) { - return false - } - if !yaml_emitter_write_indent(emitter) { - return false - } - } - - if event.version_directive != nil { - implicit = false - if !yaml_emitter_write_indicator(emitter, []byte("%YAML"), true, false, false) { - return false - } - if !yaml_emitter_write_indicator(emitter, []byte("1.1"), true, false, false) { - return false - } - if !yaml_emitter_write_indent(emitter) { - return false - } - } - - if len(event.tag_directives) > 0 { - implicit = false - for i := 0; i < len(event.tag_directives); i++ { - tag_directive := &event.tag_directives[i] - if !yaml_emitter_write_indicator(emitter, []byte("%TAG"), true, false, false) { - return false - } - if !yaml_emitter_write_tag_handle(emitter, tag_directive.handle) { - return false - } - if !yaml_emitter_write_tag_content(emitter, tag_directive.prefix, true) { - return false - } - if !yaml_emitter_write_indent(emitter) { - return false - } - } - } - - if yaml_emitter_check_empty_document(emitter) { - implicit = false - } - if !implicit { - if !yaml_emitter_write_indent(emitter) { - return false - } - if !yaml_emitter_write_indicator(emitter, []byte("---"), true, false, false) { - return false - } - if emitter.canonical { - if !yaml_emitter_write_indent(emitter) { - return false - } - } - } - - emitter.state = yaml_EMIT_DOCUMENT_CONTENT_STATE - return true - } - - if event.typ == yaml_STREAM_END_EVENT { - if emitter.open_ended { - if !yaml_emitter_write_indicator(emitter, []byte("..."), true, false, false) { - return false - } - if !yaml_emitter_write_indent(emitter) { - return false - } - } - if !yaml_emitter_flush(emitter) { - return false - } - emitter.state = yaml_EMIT_END_STATE - return true - } - - return yaml_emitter_set_emitter_error(emitter, "expected DOCUMENT-START or STREAM-END") -} - -// Expect the root node. -func yaml_emitter_emit_document_content(emitter *yaml_emitter_t, event *yaml_event_t) bool { - emitter.states = append(emitter.states, yaml_EMIT_DOCUMENT_END_STATE) - return yaml_emitter_emit_node(emitter, event, true, false, false, false) -} - -// Expect DOCUMENT-END. -func yaml_emitter_emit_document_end(emitter *yaml_emitter_t, event *yaml_event_t) bool { - if event.typ != yaml_DOCUMENT_END_EVENT { - return yaml_emitter_set_emitter_error(emitter, "expected DOCUMENT-END") - } - if !yaml_emitter_write_indent(emitter) { - return false - } - if !event.implicit { - // [Go] Allocate the slice elsewhere. - if !yaml_emitter_write_indicator(emitter, []byte("..."), true, false, false) { - return false - } - if !yaml_emitter_write_indent(emitter) { - return false - } - } - if !yaml_emitter_flush(emitter) { - return false - } - emitter.state = yaml_EMIT_DOCUMENT_START_STATE - emitter.tag_directives = emitter.tag_directives[:0] - return true -} - -// Expect a flow item node. -func yaml_emitter_emit_flow_sequence_item(emitter *yaml_emitter_t, event *yaml_event_t, first bool) bool { - if first { - if !yaml_emitter_write_indicator(emitter, []byte{'['}, true, true, false) { - return false - } - if !yaml_emitter_increase_indent(emitter, true, false) { - return false - } - emitter.flow_level++ - } - - if event.typ == yaml_SEQUENCE_END_EVENT { - emitter.flow_level-- - emitter.indent = emitter.indents[len(emitter.indents)-1] - emitter.indents = emitter.indents[:len(emitter.indents)-1] - if emitter.canonical && !first { - if !yaml_emitter_write_indicator(emitter, []byte{','}, false, false, false) { - return false - } - if !yaml_emitter_write_indent(emitter) { - return false - } - } - if !yaml_emitter_write_indicator(emitter, []byte{']'}, false, false, false) { - return false - } - emitter.state = emitter.states[len(emitter.states)-1] - emitter.states = emitter.states[:len(emitter.states)-1] - - return true - } - - if !first { - if !yaml_emitter_write_indicator(emitter, []byte{','}, false, false, false) { - return false - } - } - - if emitter.canonical || emitter.column > emitter.best_width { - if !yaml_emitter_write_indent(emitter) { - return false - } - } - emitter.states = append(emitter.states, yaml_EMIT_FLOW_SEQUENCE_ITEM_STATE) - return yaml_emitter_emit_node(emitter, event, false, true, false, false) -} - -// Expect a flow key node. -func yaml_emitter_emit_flow_mapping_key(emitter *yaml_emitter_t, event *yaml_event_t, first bool) bool { - if first { - if !yaml_emitter_write_indicator(emitter, []byte{'{'}, true, true, false) { - return false - } - if !yaml_emitter_increase_indent(emitter, true, false) { - return false - } - emitter.flow_level++ - } - - if event.typ == yaml_MAPPING_END_EVENT { - emitter.flow_level-- - emitter.indent = emitter.indents[len(emitter.indents)-1] - emitter.indents = emitter.indents[:len(emitter.indents)-1] - if emitter.canonical && !first { - if !yaml_emitter_write_indicator(emitter, []byte{','}, false, false, false) { - return false - } - if !yaml_emitter_write_indent(emitter) { - return false - } - } - if !yaml_emitter_write_indicator(emitter, []byte{'}'}, false, false, false) { - return false - } - emitter.state = emitter.states[len(emitter.states)-1] - emitter.states = emitter.states[:len(emitter.states)-1] - return true - } - - if !first { - if !yaml_emitter_write_indicator(emitter, []byte{','}, false, false, false) { - return false - } - } - if emitter.canonical || emitter.column > emitter.best_width { - if !yaml_emitter_write_indent(emitter) { - return false - } - } - - if !emitter.canonical && yaml_emitter_check_simple_key(emitter) { - emitter.states = append(emitter.states, yaml_EMIT_FLOW_MAPPING_SIMPLE_VALUE_STATE) - return yaml_emitter_emit_node(emitter, event, false, false, true, true) - } - if !yaml_emitter_write_indicator(emitter, []byte{'?'}, true, false, false) { - return false - } - emitter.states = append(emitter.states, yaml_EMIT_FLOW_MAPPING_VALUE_STATE) - return yaml_emitter_emit_node(emitter, event, false, false, true, false) -} - -// Expect a flow value node. -func yaml_emitter_emit_flow_mapping_value(emitter *yaml_emitter_t, event *yaml_event_t, simple bool) bool { - if simple { - if !yaml_emitter_write_indicator(emitter, []byte{':'}, false, false, false) { - return false - } - } else { - if emitter.canonical || emitter.column > emitter.best_width { - if !yaml_emitter_write_indent(emitter) { - return false - } - } - if !yaml_emitter_write_indicator(emitter, []byte{':'}, true, false, false) { - return false - } - } - emitter.states = append(emitter.states, yaml_EMIT_FLOW_MAPPING_KEY_STATE) - return yaml_emitter_emit_node(emitter, event, false, false, true, false) -} - -// Expect a block item node. -func yaml_emitter_emit_block_sequence_item(emitter *yaml_emitter_t, event *yaml_event_t, first bool) bool { - if first { - if !yaml_emitter_increase_indent(emitter, false, emitter.mapping_context && !emitter.indention) { - return false - } - } - if event.typ == yaml_SEQUENCE_END_EVENT { - emitter.indent = emitter.indents[len(emitter.indents)-1] - emitter.indents = emitter.indents[:len(emitter.indents)-1] - emitter.state = emitter.states[len(emitter.states)-1] - emitter.states = emitter.states[:len(emitter.states)-1] - return true - } - if !yaml_emitter_write_indent(emitter) { - return false - } - if !yaml_emitter_write_indicator(emitter, []byte{'-'}, true, false, true) { - return false - } - emitter.states = append(emitter.states, yaml_EMIT_BLOCK_SEQUENCE_ITEM_STATE) - return yaml_emitter_emit_node(emitter, event, false, true, false, false) -} - -// Expect a block key node. -func yaml_emitter_emit_block_mapping_key(emitter *yaml_emitter_t, event *yaml_event_t, first bool) bool { - if first { - if !yaml_emitter_increase_indent(emitter, false, false) { - return false - } - } - if event.typ == yaml_MAPPING_END_EVENT { - emitter.indent = emitter.indents[len(emitter.indents)-1] - emitter.indents = emitter.indents[:len(emitter.indents)-1] - emitter.state = emitter.states[len(emitter.states)-1] - emitter.states = emitter.states[:len(emitter.states)-1] - return true - } - if !yaml_emitter_write_indent(emitter) { - return false - } - if yaml_emitter_check_simple_key(emitter) { - emitter.states = append(emitter.states, yaml_EMIT_BLOCK_MAPPING_SIMPLE_VALUE_STATE) - return yaml_emitter_emit_node(emitter, event, false, false, true, true) - } - if !yaml_emitter_write_indicator(emitter, []byte{'?'}, true, false, true) { - return false - } - emitter.states = append(emitter.states, yaml_EMIT_BLOCK_MAPPING_VALUE_STATE) - return yaml_emitter_emit_node(emitter, event, false, false, true, false) -} - -// Expect a block value node. -func yaml_emitter_emit_block_mapping_value(emitter *yaml_emitter_t, event *yaml_event_t, simple bool) bool { - if simple { - if !yaml_emitter_write_indicator(emitter, []byte{':'}, false, false, false) { - return false - } - } else { - if !yaml_emitter_write_indent(emitter) { - return false - } - if !yaml_emitter_write_indicator(emitter, []byte{':'}, true, false, true) { - return false - } - } - emitter.states = append(emitter.states, yaml_EMIT_BLOCK_MAPPING_KEY_STATE) - return yaml_emitter_emit_node(emitter, event, false, false, true, false) -} - -// Expect a node. -func yaml_emitter_emit_node(emitter *yaml_emitter_t, event *yaml_event_t, - root bool, sequence bool, mapping bool, simple_key bool) bool { - - emitter.root_context = root - emitter.sequence_context = sequence - emitter.mapping_context = mapping - emitter.simple_key_context = simple_key - - switch event.typ { - case yaml_ALIAS_EVENT: - return yaml_emitter_emit_alias(emitter, event) - case yaml_SCALAR_EVENT: - return yaml_emitter_emit_scalar(emitter, event) - case yaml_SEQUENCE_START_EVENT: - return yaml_emitter_emit_sequence_start(emitter, event) - case yaml_MAPPING_START_EVENT: - return yaml_emitter_emit_mapping_start(emitter, event) - default: - return yaml_emitter_set_emitter_error(emitter, - fmt.Sprintf("expected SCALAR, SEQUENCE-START, MAPPING-START, or ALIAS, but got %v", event.typ)) - } -} - -// Expect ALIAS. -func yaml_emitter_emit_alias(emitter *yaml_emitter_t, event *yaml_event_t) bool { - if !yaml_emitter_process_anchor(emitter) { - return false - } - emitter.state = emitter.states[len(emitter.states)-1] - emitter.states = emitter.states[:len(emitter.states)-1] - return true -} - -// Expect SCALAR. -func yaml_emitter_emit_scalar(emitter *yaml_emitter_t, event *yaml_event_t) bool { - if !yaml_emitter_select_scalar_style(emitter, event) { - return false - } - if !yaml_emitter_process_anchor(emitter) { - return false - } - if !yaml_emitter_process_tag(emitter) { - return false - } - if !yaml_emitter_increase_indent(emitter, true, false) { - return false - } - if !yaml_emitter_process_scalar(emitter) { - return false - } - emitter.indent = emitter.indents[len(emitter.indents)-1] - emitter.indents = emitter.indents[:len(emitter.indents)-1] - emitter.state = emitter.states[len(emitter.states)-1] - emitter.states = emitter.states[:len(emitter.states)-1] - return true -} - -// Expect SEQUENCE-START. -func yaml_emitter_emit_sequence_start(emitter *yaml_emitter_t, event *yaml_event_t) bool { - if !yaml_emitter_process_anchor(emitter) { - return false - } - if !yaml_emitter_process_tag(emitter) { - return false - } - if emitter.flow_level > 0 || emitter.canonical || event.sequence_style() == yaml_FLOW_SEQUENCE_STYLE || - yaml_emitter_check_empty_sequence(emitter) { - emitter.state = yaml_EMIT_FLOW_SEQUENCE_FIRST_ITEM_STATE - } else { - emitter.state = yaml_EMIT_BLOCK_SEQUENCE_FIRST_ITEM_STATE - } - return true -} - -// Expect MAPPING-START. -func yaml_emitter_emit_mapping_start(emitter *yaml_emitter_t, event *yaml_event_t) bool { - if !yaml_emitter_process_anchor(emitter) { - return false - } - if !yaml_emitter_process_tag(emitter) { - return false - } - if emitter.flow_level > 0 || emitter.canonical || event.mapping_style() == yaml_FLOW_MAPPING_STYLE || - yaml_emitter_check_empty_mapping(emitter) { - emitter.state = yaml_EMIT_FLOW_MAPPING_FIRST_KEY_STATE - } else { - emitter.state = yaml_EMIT_BLOCK_MAPPING_FIRST_KEY_STATE - } - return true -} - -// Check if the document content is an empty scalar. -func yaml_emitter_check_empty_document(emitter *yaml_emitter_t) bool { - return false // [Go] Huh? -} - -// Check if the next events represent an empty sequence. -func yaml_emitter_check_empty_sequence(emitter *yaml_emitter_t) bool { - if len(emitter.events)-emitter.events_head < 2 { - return false - } - return emitter.events[emitter.events_head].typ == yaml_SEQUENCE_START_EVENT && - emitter.events[emitter.events_head+1].typ == yaml_SEQUENCE_END_EVENT -} - -// Check if the next events represent an empty mapping. -func yaml_emitter_check_empty_mapping(emitter *yaml_emitter_t) bool { - if len(emitter.events)-emitter.events_head < 2 { - return false - } - return emitter.events[emitter.events_head].typ == yaml_MAPPING_START_EVENT && - emitter.events[emitter.events_head+1].typ == yaml_MAPPING_END_EVENT -} - -// Check if the next node can be expressed as a simple key. -func yaml_emitter_check_simple_key(emitter *yaml_emitter_t) bool { - length := 0 - switch emitter.events[emitter.events_head].typ { - case yaml_ALIAS_EVENT: - length += len(emitter.anchor_data.anchor) - case yaml_SCALAR_EVENT: - if emitter.scalar_data.multiline { - return false - } - length += len(emitter.anchor_data.anchor) + - len(emitter.tag_data.handle) + - len(emitter.tag_data.suffix) + - len(emitter.scalar_data.value) - case yaml_SEQUENCE_START_EVENT: - if !yaml_emitter_check_empty_sequence(emitter) { - return false - } - length += len(emitter.anchor_data.anchor) + - len(emitter.tag_data.handle) + - len(emitter.tag_data.suffix) - case yaml_MAPPING_START_EVENT: - if !yaml_emitter_check_empty_mapping(emitter) { - return false - } - length += len(emitter.anchor_data.anchor) + - len(emitter.tag_data.handle) + - len(emitter.tag_data.suffix) - default: - return false - } - return length <= 128 -} - -// Determine an acceptable scalar style. -func yaml_emitter_select_scalar_style(emitter *yaml_emitter_t, event *yaml_event_t) bool { - - no_tag := len(emitter.tag_data.handle) == 0 && len(emitter.tag_data.suffix) == 0 - if no_tag && !event.implicit && !event.quoted_implicit { - return yaml_emitter_set_emitter_error(emitter, "neither tag nor implicit flags are specified") - } - - style := event.scalar_style() - if style == yaml_ANY_SCALAR_STYLE { - style = yaml_PLAIN_SCALAR_STYLE - } - if emitter.canonical { - style = yaml_DOUBLE_QUOTED_SCALAR_STYLE - } - if emitter.simple_key_context && emitter.scalar_data.multiline { - style = yaml_DOUBLE_QUOTED_SCALAR_STYLE - } - - if style == yaml_PLAIN_SCALAR_STYLE { - if emitter.flow_level > 0 && !emitter.scalar_data.flow_plain_allowed || - emitter.flow_level == 0 && !emitter.scalar_data.block_plain_allowed { - style = yaml_SINGLE_QUOTED_SCALAR_STYLE - } - if len(emitter.scalar_data.value) == 0 && (emitter.flow_level > 0 || emitter.simple_key_context) { - style = yaml_SINGLE_QUOTED_SCALAR_STYLE - } - if no_tag && !event.implicit { - style = yaml_SINGLE_QUOTED_SCALAR_STYLE - } - } - if style == yaml_SINGLE_QUOTED_SCALAR_STYLE { - if !emitter.scalar_data.single_quoted_allowed { - style = yaml_DOUBLE_QUOTED_SCALAR_STYLE - } - } - if style == yaml_LITERAL_SCALAR_STYLE || style == yaml_FOLDED_SCALAR_STYLE { - if !emitter.scalar_data.block_allowed || emitter.flow_level > 0 || emitter.simple_key_context { - style = yaml_DOUBLE_QUOTED_SCALAR_STYLE - } - } - - if no_tag && !event.quoted_implicit && style != yaml_PLAIN_SCALAR_STYLE { - emitter.tag_data.handle = []byte{'!'} - } - emitter.scalar_data.style = style - return true -} - -// Write an anchor. -func yaml_emitter_process_anchor(emitter *yaml_emitter_t) bool { - if emitter.anchor_data.anchor == nil { - return true - } - c := []byte{'&'} - if emitter.anchor_data.alias { - c[0] = '*' - } - if !yaml_emitter_write_indicator(emitter, c, true, false, false) { - return false - } - return yaml_emitter_write_anchor(emitter, emitter.anchor_data.anchor) -} - -// Write a tag. -func yaml_emitter_process_tag(emitter *yaml_emitter_t) bool { - if len(emitter.tag_data.handle) == 0 && len(emitter.tag_data.suffix) == 0 { - return true - } - if len(emitter.tag_data.handle) > 0 { - if !yaml_emitter_write_tag_handle(emitter, emitter.tag_data.handle) { - return false - } - if len(emitter.tag_data.suffix) > 0 { - if !yaml_emitter_write_tag_content(emitter, emitter.tag_data.suffix, false) { - return false - } - } - } else { - // [Go] Allocate these slices elsewhere. - if !yaml_emitter_write_indicator(emitter, []byte("!<"), true, false, false) { - return false - } - if !yaml_emitter_write_tag_content(emitter, emitter.tag_data.suffix, false) { - return false - } - if !yaml_emitter_write_indicator(emitter, []byte{'>'}, false, false, false) { - return false - } - } - return true -} - -// Write a scalar. -func yaml_emitter_process_scalar(emitter *yaml_emitter_t) bool { - switch emitter.scalar_data.style { - case yaml_PLAIN_SCALAR_STYLE: - return yaml_emitter_write_plain_scalar(emitter, emitter.scalar_data.value, !emitter.simple_key_context) - - case yaml_SINGLE_QUOTED_SCALAR_STYLE: - return yaml_emitter_write_single_quoted_scalar(emitter, emitter.scalar_data.value, !emitter.simple_key_context) - - case yaml_DOUBLE_QUOTED_SCALAR_STYLE: - return yaml_emitter_write_double_quoted_scalar(emitter, emitter.scalar_data.value, !emitter.simple_key_context) - - case yaml_LITERAL_SCALAR_STYLE: - return yaml_emitter_write_literal_scalar(emitter, emitter.scalar_data.value) - - case yaml_FOLDED_SCALAR_STYLE: - return yaml_emitter_write_folded_scalar(emitter, emitter.scalar_data.value) - } - panic("unknown scalar style") -} - -// Check if a %YAML directive is valid. -func yaml_emitter_analyze_version_directive(emitter *yaml_emitter_t, version_directive *yaml_version_directive_t) bool { - if version_directive.major != 1 || version_directive.minor != 1 { - return yaml_emitter_set_emitter_error(emitter, "incompatible %YAML directive") - } - return true -} - -// Check if a %TAG directive is valid. -func yaml_emitter_analyze_tag_directive(emitter *yaml_emitter_t, tag_directive *yaml_tag_directive_t) bool { - handle := tag_directive.handle - prefix := tag_directive.prefix - if len(handle) == 0 { - return yaml_emitter_set_emitter_error(emitter, "tag handle must not be empty") - } - if handle[0] != '!' { - return yaml_emitter_set_emitter_error(emitter, "tag handle must start with '!'") - } - if handle[len(handle)-1] != '!' { - return yaml_emitter_set_emitter_error(emitter, "tag handle must end with '!'") - } - for i := 1; i < len(handle)-1; i += width(handle[i]) { - if !is_alpha(handle, i) { - return yaml_emitter_set_emitter_error(emitter, "tag handle must contain alphanumerical characters only") - } - } - if len(prefix) == 0 { - return yaml_emitter_set_emitter_error(emitter, "tag prefix must not be empty") - } - return true -} - -// Check if an anchor is valid. -func yaml_emitter_analyze_anchor(emitter *yaml_emitter_t, anchor []byte, alias bool) bool { - if len(anchor) == 0 { - problem := "anchor value must not be empty" - if alias { - problem = "alias value must not be empty" - } - return yaml_emitter_set_emitter_error(emitter, problem) - } - for i := 0; i < len(anchor); i += width(anchor[i]) { - if !is_alpha(anchor, i) { - problem := "anchor value must contain alphanumerical characters only" - if alias { - problem = "alias value must contain alphanumerical characters only" - } - return yaml_emitter_set_emitter_error(emitter, problem) - } - } - emitter.anchor_data.anchor = anchor - emitter.anchor_data.alias = alias - return true -} - -// Check if a tag is valid. -func yaml_emitter_analyze_tag(emitter *yaml_emitter_t, tag []byte) bool { - if len(tag) == 0 { - return yaml_emitter_set_emitter_error(emitter, "tag value must not be empty") - } - for i := 0; i < len(emitter.tag_directives); i++ { - tag_directive := &emitter.tag_directives[i] - if bytes.HasPrefix(tag, tag_directive.prefix) { - emitter.tag_data.handle = tag_directive.handle - emitter.tag_data.suffix = tag[len(tag_directive.prefix):] - return true - } - } - emitter.tag_data.suffix = tag - return true -} - -// Check if a scalar is valid. -func yaml_emitter_analyze_scalar(emitter *yaml_emitter_t, value []byte) bool { - var ( - block_indicators = false - flow_indicators = false - line_breaks = false - special_characters = false - - leading_space = false - leading_break = false - trailing_space = false - trailing_break = false - break_space = false - space_break = false - - preceded_by_whitespace = false - followed_by_whitespace = false - previous_space = false - previous_break = false - ) - - emitter.scalar_data.value = value - - if len(value) == 0 { - emitter.scalar_data.multiline = false - emitter.scalar_data.flow_plain_allowed = false - emitter.scalar_data.block_plain_allowed = true - emitter.scalar_data.single_quoted_allowed = true - emitter.scalar_data.block_allowed = false - return true - } - - if len(value) >= 3 && ((value[0] == '-' && value[1] == '-' && value[2] == '-') || (value[0] == '.' && value[1] == '.' && value[2] == '.')) { - block_indicators = true - flow_indicators = true - } - - preceded_by_whitespace = true - for i, w := 0, 0; i < len(value); i += w { - w = width(value[i]) - followed_by_whitespace = i+w >= len(value) || is_blank(value, i+w) - - if i == 0 { - switch value[i] { - case '#', ',', '[', ']', '{', '}', '&', '*', '!', '|', '>', '\'', '"', '%', '@', '`': - flow_indicators = true - block_indicators = true - case '?', ':': - flow_indicators = true - if followed_by_whitespace { - block_indicators = true - } - case '-': - if followed_by_whitespace { - flow_indicators = true - block_indicators = true - } - } - } else { - switch value[i] { - case ',', '?', '[', ']', '{', '}': - flow_indicators = true - case ':': - flow_indicators = true - if followed_by_whitespace { - block_indicators = true - } - case '#': - if preceded_by_whitespace { - flow_indicators = true - block_indicators = true - } - } - } - - if !is_printable(value, i) || !is_ascii(value, i) && !emitter.unicode { - special_characters = true - } - if is_space(value, i) { - if i == 0 { - leading_space = true - } - if i+width(value[i]) == len(value) { - trailing_space = true - } - if previous_break { - break_space = true - } - previous_space = true - previous_break = false - } else if is_break(value, i) { - line_breaks = true - if i == 0 { - leading_break = true - } - if i+width(value[i]) == len(value) { - trailing_break = true - } - if previous_space { - space_break = true - } - previous_space = false - previous_break = true - } else { - previous_space = false - previous_break = false - } - - // [Go]: Why 'z'? Couldn't be the end of the string as that's the loop condition. - preceded_by_whitespace = is_blankz(value, i) - } - - emitter.scalar_data.multiline = line_breaks - emitter.scalar_data.flow_plain_allowed = true - emitter.scalar_data.block_plain_allowed = true - emitter.scalar_data.single_quoted_allowed = true - emitter.scalar_data.block_allowed = true - - if leading_space || leading_break || trailing_space || trailing_break { - emitter.scalar_data.flow_plain_allowed = false - emitter.scalar_data.block_plain_allowed = false - } - if trailing_space { - emitter.scalar_data.block_allowed = false - } - if break_space { - emitter.scalar_data.flow_plain_allowed = false - emitter.scalar_data.block_plain_allowed = false - emitter.scalar_data.single_quoted_allowed = false - } - if space_break || special_characters { - emitter.scalar_data.flow_plain_allowed = false - emitter.scalar_data.block_plain_allowed = false - emitter.scalar_data.single_quoted_allowed = false - emitter.scalar_data.block_allowed = false - } - if line_breaks { - emitter.scalar_data.flow_plain_allowed = false - emitter.scalar_data.block_plain_allowed = false - } - if flow_indicators { - emitter.scalar_data.flow_plain_allowed = false - } - if block_indicators { - emitter.scalar_data.block_plain_allowed = false - } - return true -} - -// Check if the event data is valid. -func yaml_emitter_analyze_event(emitter *yaml_emitter_t, event *yaml_event_t) bool { - - emitter.anchor_data.anchor = nil - emitter.tag_data.handle = nil - emitter.tag_data.suffix = nil - emitter.scalar_data.value = nil - - switch event.typ { - case yaml_ALIAS_EVENT: - if !yaml_emitter_analyze_anchor(emitter, event.anchor, true) { - return false - } - - case yaml_SCALAR_EVENT: - if len(event.anchor) > 0 { - if !yaml_emitter_analyze_anchor(emitter, event.anchor, false) { - return false - } - } - if len(event.tag) > 0 && (emitter.canonical || (!event.implicit && !event.quoted_implicit)) { - if !yaml_emitter_analyze_tag(emitter, event.tag) { - return false - } - } - if !yaml_emitter_analyze_scalar(emitter, event.value) { - return false - } - - case yaml_SEQUENCE_START_EVENT: - if len(event.anchor) > 0 { - if !yaml_emitter_analyze_anchor(emitter, event.anchor, false) { - return false - } - } - if len(event.tag) > 0 && (emitter.canonical || !event.implicit) { - if !yaml_emitter_analyze_tag(emitter, event.tag) { - return false - } - } - - case yaml_MAPPING_START_EVENT: - if len(event.anchor) > 0 { - if !yaml_emitter_analyze_anchor(emitter, event.anchor, false) { - return false - } - } - if len(event.tag) > 0 && (emitter.canonical || !event.implicit) { - if !yaml_emitter_analyze_tag(emitter, event.tag) { - return false - } - } - } - return true -} - -// Write the BOM character. -func yaml_emitter_write_bom(emitter *yaml_emitter_t) bool { - if !flush(emitter) { - return false - } - pos := emitter.buffer_pos - emitter.buffer[pos+0] = '\xEF' - emitter.buffer[pos+1] = '\xBB' - emitter.buffer[pos+2] = '\xBF' - emitter.buffer_pos += 3 - return true -} - -func yaml_emitter_write_indent(emitter *yaml_emitter_t) bool { - indent := emitter.indent - if indent < 0 { - indent = 0 - } - if !emitter.indention || emitter.column > indent || (emitter.column == indent && !emitter.whitespace) { - if !put_break(emitter) { - return false - } - } - for emitter.column < indent { - if !put(emitter, ' ') { - return false - } - } - emitter.whitespace = true - emitter.indention = true - return true -} - -func yaml_emitter_write_indicator(emitter *yaml_emitter_t, indicator []byte, need_whitespace, is_whitespace, is_indention bool) bool { - if need_whitespace && !emitter.whitespace { - if !put(emitter, ' ') { - return false - } - } - if !write_all(emitter, indicator) { - return false - } - emitter.whitespace = is_whitespace - emitter.indention = (emitter.indention && is_indention) - emitter.open_ended = false - return true -} - -func yaml_emitter_write_anchor(emitter *yaml_emitter_t, value []byte) bool { - if !write_all(emitter, value) { - return false - } - emitter.whitespace = false - emitter.indention = false - return true -} - -func yaml_emitter_write_tag_handle(emitter *yaml_emitter_t, value []byte) bool { - if !emitter.whitespace { - if !put(emitter, ' ') { - return false - } - } - if !write_all(emitter, value) { - return false - } - emitter.whitespace = false - emitter.indention = false - return true -} - -func yaml_emitter_write_tag_content(emitter *yaml_emitter_t, value []byte, need_whitespace bool) bool { - if need_whitespace && !emitter.whitespace { - if !put(emitter, ' ') { - return false - } - } - for i := 0; i < len(value); { - var must_write bool - switch value[i] { - case ';', '/', '?', ':', '@', '&', '=', '+', '$', ',', '_', '.', '~', '*', '\'', '(', ')', '[', ']': - must_write = true - default: - must_write = is_alpha(value, i) - } - if must_write { - if !write(emitter, value, &i) { - return false - } - } else { - w := width(value[i]) - for k := 0; k < w; k++ { - octet := value[i] - i++ - if !put(emitter, '%') { - return false - } - - c := octet >> 4 - if c < 10 { - c += '0' - } else { - c += 'A' - 10 - } - if !put(emitter, c) { - return false - } - - c = octet & 0x0f - if c < 10 { - c += '0' - } else { - c += 'A' - 10 - } - if !put(emitter, c) { - return false - } - } - } - } - emitter.whitespace = false - emitter.indention = false - return true -} - -func yaml_emitter_write_plain_scalar(emitter *yaml_emitter_t, value []byte, allow_breaks bool) bool { - if !emitter.whitespace { - if !put(emitter, ' ') { - return false - } - } - - spaces := false - breaks := false - for i := 0; i < len(value); { - if is_space(value, i) { - if allow_breaks && !spaces && emitter.column > emitter.best_width && !is_space(value, i+1) { - if !yaml_emitter_write_indent(emitter) { - return false - } - i += width(value[i]) - } else { - if !write(emitter, value, &i) { - return false - } - } - spaces = true - } else if is_break(value, i) { - if !breaks && value[i] == '\n' { - if !put_break(emitter) { - return false - } - } - if !write_break(emitter, value, &i) { - return false - } - emitter.indention = true - breaks = true - } else { - if breaks { - if !yaml_emitter_write_indent(emitter) { - return false - } - } - if !write(emitter, value, &i) { - return false - } - emitter.indention = false - spaces = false - breaks = false - } - } - - emitter.whitespace = false - emitter.indention = false - if emitter.root_context { - emitter.open_ended = true - } - - return true -} - -func yaml_emitter_write_single_quoted_scalar(emitter *yaml_emitter_t, value []byte, allow_breaks bool) bool { - - if !yaml_emitter_write_indicator(emitter, []byte{'\''}, true, false, false) { - return false - } - - spaces := false - breaks := false - for i := 0; i < len(value); { - if is_space(value, i) { - if allow_breaks && !spaces && emitter.column > emitter.best_width && i > 0 && i < len(value)-1 && !is_space(value, i+1) { - if !yaml_emitter_write_indent(emitter) { - return false - } - i += width(value[i]) - } else { - if !write(emitter, value, &i) { - return false - } - } - spaces = true - } else if is_break(value, i) { - if !breaks && value[i] == '\n' { - if !put_break(emitter) { - return false - } - } - if !write_break(emitter, value, &i) { - return false - } - emitter.indention = true - breaks = true - } else { - if breaks { - if !yaml_emitter_write_indent(emitter) { - return false - } - } - if value[i] == '\'' { - if !put(emitter, '\'') { - return false - } - } - if !write(emitter, value, &i) { - return false - } - emitter.indention = false - spaces = false - breaks = false - } - } - if !yaml_emitter_write_indicator(emitter, []byte{'\''}, false, false, false) { - return false - } - emitter.whitespace = false - emitter.indention = false - return true -} - -func yaml_emitter_write_double_quoted_scalar(emitter *yaml_emitter_t, value []byte, allow_breaks bool) bool { - spaces := false - if !yaml_emitter_write_indicator(emitter, []byte{'"'}, true, false, false) { - return false - } - - for i := 0; i < len(value); { - if !is_printable(value, i) || (!emitter.unicode && !is_ascii(value, i)) || - is_bom(value, i) || is_break(value, i) || - value[i] == '"' || value[i] == '\\' { - - octet := value[i] - - var w int - var v rune - switch { - case octet&0x80 == 0x00: - w, v = 1, rune(octet&0x7F) - case octet&0xE0 == 0xC0: - w, v = 2, rune(octet&0x1F) - case octet&0xF0 == 0xE0: - w, v = 3, rune(octet&0x0F) - case octet&0xF8 == 0xF0: - w, v = 4, rune(octet&0x07) - } - for k := 1; k < w; k++ { - octet = value[i+k] - v = (v << 6) + (rune(octet) & 0x3F) - } - i += w - - if !put(emitter, '\\') { - return false - } - - var ok bool - switch v { - case 0x00: - ok = put(emitter, '0') - case 0x07: - ok = put(emitter, 'a') - case 0x08: - ok = put(emitter, 'b') - case 0x09: - ok = put(emitter, 't') - case 0x0A: - ok = put(emitter, 'n') - case 0x0b: - ok = put(emitter, 'v') - case 0x0c: - ok = put(emitter, 'f') - case 0x0d: - ok = put(emitter, 'r') - case 0x1b: - ok = put(emitter, 'e') - case 0x22: - ok = put(emitter, '"') - case 0x5c: - ok = put(emitter, '\\') - case 0x85: - ok = put(emitter, 'N') - case 0xA0: - ok = put(emitter, '_') - case 0x2028: - ok = put(emitter, 'L') - case 0x2029: - ok = put(emitter, 'P') - default: - if v <= 0xFF { - ok = put(emitter, 'x') - w = 2 - } else if v <= 0xFFFF { - ok = put(emitter, 'u') - w = 4 - } else { - ok = put(emitter, 'U') - w = 8 - } - for k := (w - 1) * 4; ok && k >= 0; k -= 4 { - digit := byte((v >> uint(k)) & 0x0F) - if digit < 10 { - ok = put(emitter, digit+'0') - } else { - ok = put(emitter, digit+'A'-10) - } - } - } - if !ok { - return false - } - spaces = false - } else if is_space(value, i) { - if allow_breaks && !spaces && emitter.column > emitter.best_width && i > 0 && i < len(value)-1 { - if !yaml_emitter_write_indent(emitter) { - return false - } - if is_space(value, i+1) { - if !put(emitter, '\\') { - return false - } - } - i += width(value[i]) - } else if !write(emitter, value, &i) { - return false - } - spaces = true - } else { - if !write(emitter, value, &i) { - return false - } - spaces = false - } - } - if !yaml_emitter_write_indicator(emitter, []byte{'"'}, false, false, false) { - return false - } - emitter.whitespace = false - emitter.indention = false - return true -} - -func yaml_emitter_write_block_scalar_hints(emitter *yaml_emitter_t, value []byte) bool { - if is_space(value, 0) || is_break(value, 0) { - indent_hint := []byte{'0' + byte(emitter.best_indent)} - if !yaml_emitter_write_indicator(emitter, indent_hint, false, false, false) { - return false - } - } - - emitter.open_ended = false - - var chomp_hint [1]byte - if len(value) == 0 { - chomp_hint[0] = '-' - } else { - i := len(value) - 1 - for value[i]&0xC0 == 0x80 { - i-- - } - if !is_break(value, i) { - chomp_hint[0] = '-' - } else if i == 0 { - chomp_hint[0] = '+' - emitter.open_ended = true - } else { - i-- - for value[i]&0xC0 == 0x80 { - i-- - } - if is_break(value, i) { - chomp_hint[0] = '+' - emitter.open_ended = true - } - } - } - if chomp_hint[0] != 0 { - if !yaml_emitter_write_indicator(emitter, chomp_hint[:], false, false, false) { - return false - } - } - return true -} - -func yaml_emitter_write_literal_scalar(emitter *yaml_emitter_t, value []byte) bool { - if !yaml_emitter_write_indicator(emitter, []byte{'|'}, true, false, false) { - return false - } - if !yaml_emitter_write_block_scalar_hints(emitter, value) { - return false - } - if !put_break(emitter) { - return false - } - emitter.indention = true - emitter.whitespace = true - breaks := true - for i := 0; i < len(value); { - if is_break(value, i) { - if !write_break(emitter, value, &i) { - return false - } - emitter.indention = true - breaks = true - } else { - if breaks { - if !yaml_emitter_write_indent(emitter) { - return false - } - } - if !write(emitter, value, &i) { - return false - } - emitter.indention = false - breaks = false - } - } - - return true -} - -func yaml_emitter_write_folded_scalar(emitter *yaml_emitter_t, value []byte) bool { - if !yaml_emitter_write_indicator(emitter, []byte{'>'}, true, false, false) { - return false - } - if !yaml_emitter_write_block_scalar_hints(emitter, value) { - return false - } - - if !put_break(emitter) { - return false - } - emitter.indention = true - emitter.whitespace = true - - breaks := true - leading_spaces := true - for i := 0; i < len(value); { - if is_break(value, i) { - if !breaks && !leading_spaces && value[i] == '\n' { - k := 0 - for is_break(value, k) { - k += width(value[k]) - } - if !is_blankz(value, k) { - if !put_break(emitter) { - return false - } - } - } - if !write_break(emitter, value, &i) { - return false - } - emitter.indention = true - breaks = true - } else { - if breaks { - if !yaml_emitter_write_indent(emitter) { - return false - } - leading_spaces = is_blank(value, i) - } - if !breaks && is_space(value, i) && !is_space(value, i+1) && emitter.column > emitter.best_width { - if !yaml_emitter_write_indent(emitter) { - return false - } - i += width(value[i]) - } else { - if !write(emitter, value, &i) { - return false - } - } - emitter.indention = false - breaks = false - } - } - return true -} diff --git a/vendor/gopkg.in/yaml.v2/encode.go b/vendor/gopkg.in/yaml.v2/encode.go deleted file mode 100644 index a14435e8..00000000 --- a/vendor/gopkg.in/yaml.v2/encode.go +++ /dev/null @@ -1,362 +0,0 @@ -package yaml - -import ( - "encoding" - "fmt" - "io" - "reflect" - "regexp" - "sort" - "strconv" - "strings" - "time" - "unicode/utf8" -) - -type encoder struct { - emitter yaml_emitter_t - event yaml_event_t - out []byte - flow bool - // doneInit holds whether the initial stream_start_event has been - // emitted. - doneInit bool -} - -func newEncoder() *encoder { - e := &encoder{} - yaml_emitter_initialize(&e.emitter) - yaml_emitter_set_output_string(&e.emitter, &e.out) - yaml_emitter_set_unicode(&e.emitter, true) - return e -} - -func newEncoderWithWriter(w io.Writer) *encoder { - e := &encoder{} - yaml_emitter_initialize(&e.emitter) - yaml_emitter_set_output_writer(&e.emitter, w) - yaml_emitter_set_unicode(&e.emitter, true) - return e -} - -func (e *encoder) init() { - if e.doneInit { - return - } - yaml_stream_start_event_initialize(&e.event, yaml_UTF8_ENCODING) - e.emit() - e.doneInit = true -} - -func (e *encoder) finish() { - e.emitter.open_ended = false - yaml_stream_end_event_initialize(&e.event) - e.emit() -} - -func (e *encoder) destroy() { - yaml_emitter_delete(&e.emitter) -} - -func (e *encoder) emit() { - // This will internally delete the e.event value. - e.must(yaml_emitter_emit(&e.emitter, &e.event)) -} - -func (e *encoder) must(ok bool) { - if !ok { - msg := e.emitter.problem - if msg == "" { - msg = "unknown problem generating YAML content" - } - failf("%s", msg) - } -} - -func (e *encoder) marshalDoc(tag string, in reflect.Value) { - e.init() - yaml_document_start_event_initialize(&e.event, nil, nil, true) - e.emit() - e.marshal(tag, in) - yaml_document_end_event_initialize(&e.event, true) - e.emit() -} - -func (e *encoder) marshal(tag string, in reflect.Value) { - if !in.IsValid() || in.Kind() == reflect.Ptr && in.IsNil() { - e.nilv() - return - } - iface := in.Interface() - switch m := iface.(type) { - case time.Time, *time.Time: - // Although time.Time implements TextMarshaler, - // we don't want to treat it as a string for YAML - // purposes because YAML has special support for - // timestamps. - case Marshaler: - v, err := m.MarshalYAML() - if err != nil { - fail(err) - } - if v == nil { - e.nilv() - return - } - in = reflect.ValueOf(v) - case encoding.TextMarshaler: - text, err := m.MarshalText() - if err != nil { - fail(err) - } - in = reflect.ValueOf(string(text)) - case nil: - e.nilv() - return - } - switch in.Kind() { - case reflect.Interface: - e.marshal(tag, in.Elem()) - case reflect.Map: - e.mapv(tag, in) - case reflect.Ptr: - if in.Type() == ptrTimeType { - e.timev(tag, in.Elem()) - } else { - e.marshal(tag, in.Elem()) - } - case reflect.Struct: - if in.Type() == timeType { - e.timev(tag, in) - } else { - e.structv(tag, in) - } - case reflect.Slice, reflect.Array: - if in.Type().Elem() == mapItemType { - e.itemsv(tag, in) - } else { - e.slicev(tag, in) - } - case reflect.String: - e.stringv(tag, in) - case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64: - if in.Type() == durationType { - e.stringv(tag, reflect.ValueOf(iface.(time.Duration).String())) - } else { - e.intv(tag, in) - } - case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uintptr: - e.uintv(tag, in) - case reflect.Float32, reflect.Float64: - e.floatv(tag, in) - case reflect.Bool: - e.boolv(tag, in) - default: - panic("cannot marshal type: " + in.Type().String()) - } -} - -func (e *encoder) mapv(tag string, in reflect.Value) { - e.mappingv(tag, func() { - keys := keyList(in.MapKeys()) - sort.Sort(keys) - for _, k := range keys { - e.marshal("", k) - e.marshal("", in.MapIndex(k)) - } - }) -} - -func (e *encoder) itemsv(tag string, in reflect.Value) { - e.mappingv(tag, func() { - slice := in.Convert(reflect.TypeOf([]MapItem{})).Interface().([]MapItem) - for _, item := range slice { - e.marshal("", reflect.ValueOf(item.Key)) - e.marshal("", reflect.ValueOf(item.Value)) - } - }) -} - -func (e *encoder) structv(tag string, in reflect.Value) { - sinfo, err := getStructInfo(in.Type()) - if err != nil { - panic(err) - } - e.mappingv(tag, func() { - for _, info := range sinfo.FieldsList { - var value reflect.Value - if info.Inline == nil { - value = in.Field(info.Num) - } else { - value = in.FieldByIndex(info.Inline) - } - if info.OmitEmpty && isZero(value) { - continue - } - e.marshal("", reflect.ValueOf(info.Key)) - e.flow = info.Flow - e.marshal("", value) - } - if sinfo.InlineMap >= 0 { - m := in.Field(sinfo.InlineMap) - if m.Len() > 0 { - e.flow = false - keys := keyList(m.MapKeys()) - sort.Sort(keys) - for _, k := range keys { - if _, found := sinfo.FieldsMap[k.String()]; found { - panic(fmt.Sprintf("Can't have key %q in inlined map; conflicts with struct field", k.String())) - } - e.marshal("", k) - e.flow = false - e.marshal("", m.MapIndex(k)) - } - } - } - }) -} - -func (e *encoder) mappingv(tag string, f func()) { - implicit := tag == "" - style := yaml_BLOCK_MAPPING_STYLE - if e.flow { - e.flow = false - style = yaml_FLOW_MAPPING_STYLE - } - yaml_mapping_start_event_initialize(&e.event, nil, []byte(tag), implicit, style) - e.emit() - f() - yaml_mapping_end_event_initialize(&e.event) - e.emit() -} - -func (e *encoder) slicev(tag string, in reflect.Value) { - implicit := tag == "" - style := yaml_BLOCK_SEQUENCE_STYLE - if e.flow { - e.flow = false - style = yaml_FLOW_SEQUENCE_STYLE - } - e.must(yaml_sequence_start_event_initialize(&e.event, nil, []byte(tag), implicit, style)) - e.emit() - n := in.Len() - for i := 0; i < n; i++ { - e.marshal("", in.Index(i)) - } - e.must(yaml_sequence_end_event_initialize(&e.event)) - e.emit() -} - -// isBase60 returns whether s is in base 60 notation as defined in YAML 1.1. -// -// The base 60 float notation in YAML 1.1 is a terrible idea and is unsupported -// in YAML 1.2 and by this package, but these should be marshalled quoted for -// the time being for compatibility with other parsers. -func isBase60Float(s string) (result bool) { - // Fast path. - if s == "" { - return false - } - c := s[0] - if !(c == '+' || c == '-' || c >= '0' && c <= '9') || strings.IndexByte(s, ':') < 0 { - return false - } - // Do the full match. - return base60float.MatchString(s) -} - -// From http://yaml.org/type/float.html, except the regular expression there -// is bogus. In practice parsers do not enforce the "\.[0-9_]*" suffix. -var base60float = regexp.MustCompile(`^[-+]?[0-9][0-9_]*(?::[0-5]?[0-9])+(?:\.[0-9_]*)?$`) - -func (e *encoder) stringv(tag string, in reflect.Value) { - var style yaml_scalar_style_t - s := in.String() - canUsePlain := true - switch { - case !utf8.ValidString(s): - if tag == yaml_BINARY_TAG { - failf("explicitly tagged !!binary data must be base64-encoded") - } - if tag != "" { - failf("cannot marshal invalid UTF-8 data as %s", shortTag(tag)) - } - // It can't be encoded directly as YAML so use a binary tag - // and encode it as base64. - tag = yaml_BINARY_TAG - s = encodeBase64(s) - case tag == "": - // Check to see if it would resolve to a specific - // tag when encoded unquoted. If it doesn't, - // there's no need to quote it. - rtag, _ := resolve("", s) - canUsePlain = rtag == yaml_STR_TAG && !isBase60Float(s) - } - // Note: it's possible for user code to emit invalid YAML - // if they explicitly specify a tag and a string containing - // text that's incompatible with that tag. - switch { - case strings.Contains(s, "\n"): - style = yaml_LITERAL_SCALAR_STYLE - case canUsePlain: - style = yaml_PLAIN_SCALAR_STYLE - default: - style = yaml_DOUBLE_QUOTED_SCALAR_STYLE - } - e.emitScalar(s, "", tag, style) -} - -func (e *encoder) boolv(tag string, in reflect.Value) { - var s string - if in.Bool() { - s = "true" - } else { - s = "false" - } - e.emitScalar(s, "", tag, yaml_PLAIN_SCALAR_STYLE) -} - -func (e *encoder) intv(tag string, in reflect.Value) { - s := strconv.FormatInt(in.Int(), 10) - e.emitScalar(s, "", tag, yaml_PLAIN_SCALAR_STYLE) -} - -func (e *encoder) uintv(tag string, in reflect.Value) { - s := strconv.FormatUint(in.Uint(), 10) - e.emitScalar(s, "", tag, yaml_PLAIN_SCALAR_STYLE) -} - -func (e *encoder) timev(tag string, in reflect.Value) { - t := in.Interface().(time.Time) - s := t.Format(time.RFC3339Nano) - e.emitScalar(s, "", tag, yaml_PLAIN_SCALAR_STYLE) -} - -func (e *encoder) floatv(tag string, in reflect.Value) { - // Issue #352: When formatting, use the precision of the underlying value - precision := 64 - if in.Kind() == reflect.Float32 { - precision = 32 - } - - s := strconv.FormatFloat(in.Float(), 'g', -1, precision) - switch s { - case "+Inf": - s = ".inf" - case "-Inf": - s = "-.inf" - case "NaN": - s = ".nan" - } - e.emitScalar(s, "", tag, yaml_PLAIN_SCALAR_STYLE) -} - -func (e *encoder) nilv() { - e.emitScalar("null", "", "", yaml_PLAIN_SCALAR_STYLE) -} - -func (e *encoder) emitScalar(value, anchor, tag string, style yaml_scalar_style_t) { - implicit := tag == "" - e.must(yaml_scalar_event_initialize(&e.event, []byte(anchor), []byte(tag), []byte(value), implicit, implicit, style)) - e.emit() -} diff --git a/vendor/gopkg.in/yaml.v2/go.mod b/vendor/gopkg.in/yaml.v2/go.mod deleted file mode 100644 index 1934e876..00000000 --- a/vendor/gopkg.in/yaml.v2/go.mod +++ /dev/null @@ -1,5 +0,0 @@ -module "gopkg.in/yaml.v2" - -require ( - "gopkg.in/check.v1" v0.0.0-20161208181325-20d25e280405 -) diff --git a/vendor/gopkg.in/yaml.v2/parserc.go b/vendor/gopkg.in/yaml.v2/parserc.go deleted file mode 100644 index 81d05dfe..00000000 --- a/vendor/gopkg.in/yaml.v2/parserc.go +++ /dev/null @@ -1,1095 +0,0 @@ -package yaml - -import ( - "bytes" -) - -// The parser implements the following grammar: -// -// stream ::= STREAM-START implicit_document? explicit_document* STREAM-END -// implicit_document ::= block_node DOCUMENT-END* -// explicit_document ::= DIRECTIVE* DOCUMENT-START block_node? DOCUMENT-END* -// block_node_or_indentless_sequence ::= -// ALIAS -// | properties (block_content | indentless_block_sequence)? -// | block_content -// | indentless_block_sequence -// block_node ::= ALIAS -// | properties block_content? -// | block_content -// flow_node ::= ALIAS -// | properties flow_content? -// | flow_content -// properties ::= TAG ANCHOR? | ANCHOR TAG? -// block_content ::= block_collection | flow_collection | SCALAR -// flow_content ::= flow_collection | SCALAR -// block_collection ::= block_sequence | block_mapping -// flow_collection ::= flow_sequence | flow_mapping -// block_sequence ::= BLOCK-SEQUENCE-START (BLOCK-ENTRY block_node?)* BLOCK-END -// indentless_sequence ::= (BLOCK-ENTRY block_node?)+ -// block_mapping ::= BLOCK-MAPPING_START -// ((KEY block_node_or_indentless_sequence?)? -// (VALUE block_node_or_indentless_sequence?)?)* -// BLOCK-END -// flow_sequence ::= FLOW-SEQUENCE-START -// (flow_sequence_entry FLOW-ENTRY)* -// flow_sequence_entry? -// FLOW-SEQUENCE-END -// flow_sequence_entry ::= flow_node | KEY flow_node? (VALUE flow_node?)? -// flow_mapping ::= FLOW-MAPPING-START -// (flow_mapping_entry FLOW-ENTRY)* -// flow_mapping_entry? -// FLOW-MAPPING-END -// flow_mapping_entry ::= flow_node | KEY flow_node? (VALUE flow_node?)? - -// Peek the next token in the token queue. -func peek_token(parser *yaml_parser_t) *yaml_token_t { - if parser.token_available || yaml_parser_fetch_more_tokens(parser) { - return &parser.tokens[parser.tokens_head] - } - return nil -} - -// Remove the next token from the queue (must be called after peek_token). -func skip_token(parser *yaml_parser_t) { - parser.token_available = false - parser.tokens_parsed++ - parser.stream_end_produced = parser.tokens[parser.tokens_head].typ == yaml_STREAM_END_TOKEN - parser.tokens_head++ -} - -// Get the next event. -func yaml_parser_parse(parser *yaml_parser_t, event *yaml_event_t) bool { - // Erase the event object. - *event = yaml_event_t{} - - // No events after the end of the stream or error. - if parser.stream_end_produced || parser.error != yaml_NO_ERROR || parser.state == yaml_PARSE_END_STATE { - return true - } - - // Generate the next event. - return yaml_parser_state_machine(parser, event) -} - -// Set parser error. -func yaml_parser_set_parser_error(parser *yaml_parser_t, problem string, problem_mark yaml_mark_t) bool { - parser.error = yaml_PARSER_ERROR - parser.problem = problem - parser.problem_mark = problem_mark - return false -} - -func yaml_parser_set_parser_error_context(parser *yaml_parser_t, context string, context_mark yaml_mark_t, problem string, problem_mark yaml_mark_t) bool { - parser.error = yaml_PARSER_ERROR - parser.context = context - parser.context_mark = context_mark - parser.problem = problem - parser.problem_mark = problem_mark - return false -} - -// State dispatcher. -func yaml_parser_state_machine(parser *yaml_parser_t, event *yaml_event_t) bool { - //trace("yaml_parser_state_machine", "state:", parser.state.String()) - - switch parser.state { - case yaml_PARSE_STREAM_START_STATE: - return yaml_parser_parse_stream_start(parser, event) - - case yaml_PARSE_IMPLICIT_DOCUMENT_START_STATE: - return yaml_parser_parse_document_start(parser, event, true) - - case yaml_PARSE_DOCUMENT_START_STATE: - return yaml_parser_parse_document_start(parser, event, false) - - case yaml_PARSE_DOCUMENT_CONTENT_STATE: - return yaml_parser_parse_document_content(parser, event) - - case yaml_PARSE_DOCUMENT_END_STATE: - return yaml_parser_parse_document_end(parser, event) - - case yaml_PARSE_BLOCK_NODE_STATE: - return yaml_parser_parse_node(parser, event, true, false) - - case yaml_PARSE_BLOCK_NODE_OR_INDENTLESS_SEQUENCE_STATE: - return yaml_parser_parse_node(parser, event, true, true) - - case yaml_PARSE_FLOW_NODE_STATE: - return yaml_parser_parse_node(parser, event, false, false) - - case yaml_PARSE_BLOCK_SEQUENCE_FIRST_ENTRY_STATE: - return yaml_parser_parse_block_sequence_entry(parser, event, true) - - case yaml_PARSE_BLOCK_SEQUENCE_ENTRY_STATE: - return yaml_parser_parse_block_sequence_entry(parser, event, false) - - case yaml_PARSE_INDENTLESS_SEQUENCE_ENTRY_STATE: - return yaml_parser_parse_indentless_sequence_entry(parser, event) - - case yaml_PARSE_BLOCK_MAPPING_FIRST_KEY_STATE: - return yaml_parser_parse_block_mapping_key(parser, event, true) - - case yaml_PARSE_BLOCK_MAPPING_KEY_STATE: - return yaml_parser_parse_block_mapping_key(parser, event, false) - - case yaml_PARSE_BLOCK_MAPPING_VALUE_STATE: - return yaml_parser_parse_block_mapping_value(parser, event) - - case yaml_PARSE_FLOW_SEQUENCE_FIRST_ENTRY_STATE: - return yaml_parser_parse_flow_sequence_entry(parser, event, true) - - case yaml_PARSE_FLOW_SEQUENCE_ENTRY_STATE: - return yaml_parser_parse_flow_sequence_entry(parser, event, false) - - case yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_KEY_STATE: - return yaml_parser_parse_flow_sequence_entry_mapping_key(parser, event) - - case yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_VALUE_STATE: - return yaml_parser_parse_flow_sequence_entry_mapping_value(parser, event) - - case yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_END_STATE: - return yaml_parser_parse_flow_sequence_entry_mapping_end(parser, event) - - case yaml_PARSE_FLOW_MAPPING_FIRST_KEY_STATE: - return yaml_parser_parse_flow_mapping_key(parser, event, true) - - case yaml_PARSE_FLOW_MAPPING_KEY_STATE: - return yaml_parser_parse_flow_mapping_key(parser, event, false) - - case yaml_PARSE_FLOW_MAPPING_VALUE_STATE: - return yaml_parser_parse_flow_mapping_value(parser, event, false) - - case yaml_PARSE_FLOW_MAPPING_EMPTY_VALUE_STATE: - return yaml_parser_parse_flow_mapping_value(parser, event, true) - - default: - panic("invalid parser state") - } -} - -// Parse the production: -// stream ::= STREAM-START implicit_document? explicit_document* STREAM-END -// ************ -func yaml_parser_parse_stream_start(parser *yaml_parser_t, event *yaml_event_t) bool { - token := peek_token(parser) - if token == nil { - return false - } - if token.typ != yaml_STREAM_START_TOKEN { - return yaml_parser_set_parser_error(parser, "did not find expected ", token.start_mark) - } - parser.state = yaml_PARSE_IMPLICIT_DOCUMENT_START_STATE - *event = yaml_event_t{ - typ: yaml_STREAM_START_EVENT, - start_mark: token.start_mark, - end_mark: token.end_mark, - encoding: token.encoding, - } - skip_token(parser) - return true -} - -// Parse the productions: -// implicit_document ::= block_node DOCUMENT-END* -// * -// explicit_document ::= DIRECTIVE* DOCUMENT-START block_node? DOCUMENT-END* -// ************************* -func yaml_parser_parse_document_start(parser *yaml_parser_t, event *yaml_event_t, implicit bool) bool { - - token := peek_token(parser) - if token == nil { - return false - } - - // Parse extra document end indicators. - if !implicit { - for token.typ == yaml_DOCUMENT_END_TOKEN { - skip_token(parser) - token = peek_token(parser) - if token == nil { - return false - } - } - } - - if implicit && token.typ != yaml_VERSION_DIRECTIVE_TOKEN && - token.typ != yaml_TAG_DIRECTIVE_TOKEN && - token.typ != yaml_DOCUMENT_START_TOKEN && - token.typ != yaml_STREAM_END_TOKEN { - // Parse an implicit document. - if !yaml_parser_process_directives(parser, nil, nil) { - return false - } - parser.states = append(parser.states, yaml_PARSE_DOCUMENT_END_STATE) - parser.state = yaml_PARSE_BLOCK_NODE_STATE - - *event = yaml_event_t{ - typ: yaml_DOCUMENT_START_EVENT, - start_mark: token.start_mark, - end_mark: token.end_mark, - } - - } else if token.typ != yaml_STREAM_END_TOKEN { - // Parse an explicit document. - var version_directive *yaml_version_directive_t - var tag_directives []yaml_tag_directive_t - start_mark := token.start_mark - if !yaml_parser_process_directives(parser, &version_directive, &tag_directives) { - return false - } - token = peek_token(parser) - if token == nil { - return false - } - if token.typ != yaml_DOCUMENT_START_TOKEN { - yaml_parser_set_parser_error(parser, - "did not find expected ", token.start_mark) - return false - } - parser.states = append(parser.states, yaml_PARSE_DOCUMENT_END_STATE) - parser.state = yaml_PARSE_DOCUMENT_CONTENT_STATE - end_mark := token.end_mark - - *event = yaml_event_t{ - typ: yaml_DOCUMENT_START_EVENT, - start_mark: start_mark, - end_mark: end_mark, - version_directive: version_directive, - tag_directives: tag_directives, - implicit: false, - } - skip_token(parser) - - } else { - // Parse the stream end. - parser.state = yaml_PARSE_END_STATE - *event = yaml_event_t{ - typ: yaml_STREAM_END_EVENT, - start_mark: token.start_mark, - end_mark: token.end_mark, - } - skip_token(parser) - } - - return true -} - -// Parse the productions: -// explicit_document ::= DIRECTIVE* DOCUMENT-START block_node? DOCUMENT-END* -// *********** -// -func yaml_parser_parse_document_content(parser *yaml_parser_t, event *yaml_event_t) bool { - token := peek_token(parser) - if token == nil { - return false - } - if token.typ == yaml_VERSION_DIRECTIVE_TOKEN || - token.typ == yaml_TAG_DIRECTIVE_TOKEN || - token.typ == yaml_DOCUMENT_START_TOKEN || - token.typ == yaml_DOCUMENT_END_TOKEN || - token.typ == yaml_STREAM_END_TOKEN { - parser.state = parser.states[len(parser.states)-1] - parser.states = parser.states[:len(parser.states)-1] - return yaml_parser_process_empty_scalar(parser, event, - token.start_mark) - } - return yaml_parser_parse_node(parser, event, true, false) -} - -// Parse the productions: -// implicit_document ::= block_node DOCUMENT-END* -// ************* -// explicit_document ::= DIRECTIVE* DOCUMENT-START block_node? DOCUMENT-END* -// -func yaml_parser_parse_document_end(parser *yaml_parser_t, event *yaml_event_t) bool { - token := peek_token(parser) - if token == nil { - return false - } - - start_mark := token.start_mark - end_mark := token.start_mark - - implicit := true - if token.typ == yaml_DOCUMENT_END_TOKEN { - end_mark = token.end_mark - skip_token(parser) - implicit = false - } - - parser.tag_directives = parser.tag_directives[:0] - - parser.state = yaml_PARSE_DOCUMENT_START_STATE - *event = yaml_event_t{ - typ: yaml_DOCUMENT_END_EVENT, - start_mark: start_mark, - end_mark: end_mark, - implicit: implicit, - } - return true -} - -// Parse the productions: -// block_node_or_indentless_sequence ::= -// ALIAS -// ***** -// | properties (block_content | indentless_block_sequence)? -// ********** * -// | block_content | indentless_block_sequence -// * -// block_node ::= ALIAS -// ***** -// | properties block_content? -// ********** * -// | block_content -// * -// flow_node ::= ALIAS -// ***** -// | properties flow_content? -// ********** * -// | flow_content -// * -// properties ::= TAG ANCHOR? | ANCHOR TAG? -// ************************* -// block_content ::= block_collection | flow_collection | SCALAR -// ****** -// flow_content ::= flow_collection | SCALAR -// ****** -func yaml_parser_parse_node(parser *yaml_parser_t, event *yaml_event_t, block, indentless_sequence bool) bool { - //defer trace("yaml_parser_parse_node", "block:", block, "indentless_sequence:", indentless_sequence)() - - token := peek_token(parser) - if token == nil { - return false - } - - if token.typ == yaml_ALIAS_TOKEN { - parser.state = parser.states[len(parser.states)-1] - parser.states = parser.states[:len(parser.states)-1] - *event = yaml_event_t{ - typ: yaml_ALIAS_EVENT, - start_mark: token.start_mark, - end_mark: token.end_mark, - anchor: token.value, - } - skip_token(parser) - return true - } - - start_mark := token.start_mark - end_mark := token.start_mark - - var tag_token bool - var tag_handle, tag_suffix, anchor []byte - var tag_mark yaml_mark_t - if token.typ == yaml_ANCHOR_TOKEN { - anchor = token.value - start_mark = token.start_mark - end_mark = token.end_mark - skip_token(parser) - token = peek_token(parser) - if token == nil { - return false - } - if token.typ == yaml_TAG_TOKEN { - tag_token = true - tag_handle = token.value - tag_suffix = token.suffix - tag_mark = token.start_mark - end_mark = token.end_mark - skip_token(parser) - token = peek_token(parser) - if token == nil { - return false - } - } - } else if token.typ == yaml_TAG_TOKEN { - tag_token = true - tag_handle = token.value - tag_suffix = token.suffix - start_mark = token.start_mark - tag_mark = token.start_mark - end_mark = token.end_mark - skip_token(parser) - token = peek_token(parser) - if token == nil { - return false - } - if token.typ == yaml_ANCHOR_TOKEN { - anchor = token.value - end_mark = token.end_mark - skip_token(parser) - token = peek_token(parser) - if token == nil { - return false - } - } - } - - var tag []byte - if tag_token { - if len(tag_handle) == 0 { - tag = tag_suffix - tag_suffix = nil - } else { - for i := range parser.tag_directives { - if bytes.Equal(parser.tag_directives[i].handle, tag_handle) { - tag = append([]byte(nil), parser.tag_directives[i].prefix...) - tag = append(tag, tag_suffix...) - break - } - } - if len(tag) == 0 { - yaml_parser_set_parser_error_context(parser, - "while parsing a node", start_mark, - "found undefined tag handle", tag_mark) - return false - } - } - } - - implicit := len(tag) == 0 - if indentless_sequence && token.typ == yaml_BLOCK_ENTRY_TOKEN { - end_mark = token.end_mark - parser.state = yaml_PARSE_INDENTLESS_SEQUENCE_ENTRY_STATE - *event = yaml_event_t{ - typ: yaml_SEQUENCE_START_EVENT, - start_mark: start_mark, - end_mark: end_mark, - anchor: anchor, - tag: tag, - implicit: implicit, - style: yaml_style_t(yaml_BLOCK_SEQUENCE_STYLE), - } - return true - } - if token.typ == yaml_SCALAR_TOKEN { - var plain_implicit, quoted_implicit bool - end_mark = token.end_mark - if (len(tag) == 0 && token.style == yaml_PLAIN_SCALAR_STYLE) || (len(tag) == 1 && tag[0] == '!') { - plain_implicit = true - } else if len(tag) == 0 { - quoted_implicit = true - } - parser.state = parser.states[len(parser.states)-1] - parser.states = parser.states[:len(parser.states)-1] - - *event = yaml_event_t{ - typ: yaml_SCALAR_EVENT, - start_mark: start_mark, - end_mark: end_mark, - anchor: anchor, - tag: tag, - value: token.value, - implicit: plain_implicit, - quoted_implicit: quoted_implicit, - style: yaml_style_t(token.style), - } - skip_token(parser) - return true - } - if token.typ == yaml_FLOW_SEQUENCE_START_TOKEN { - // [Go] Some of the events below can be merged as they differ only on style. - end_mark = token.end_mark - parser.state = yaml_PARSE_FLOW_SEQUENCE_FIRST_ENTRY_STATE - *event = yaml_event_t{ - typ: yaml_SEQUENCE_START_EVENT, - start_mark: start_mark, - end_mark: end_mark, - anchor: anchor, - tag: tag, - implicit: implicit, - style: yaml_style_t(yaml_FLOW_SEQUENCE_STYLE), - } - return true - } - if token.typ == yaml_FLOW_MAPPING_START_TOKEN { - end_mark = token.end_mark - parser.state = yaml_PARSE_FLOW_MAPPING_FIRST_KEY_STATE - *event = yaml_event_t{ - typ: yaml_MAPPING_START_EVENT, - start_mark: start_mark, - end_mark: end_mark, - anchor: anchor, - tag: tag, - implicit: implicit, - style: yaml_style_t(yaml_FLOW_MAPPING_STYLE), - } - return true - } - if block && token.typ == yaml_BLOCK_SEQUENCE_START_TOKEN { - end_mark = token.end_mark - parser.state = yaml_PARSE_BLOCK_SEQUENCE_FIRST_ENTRY_STATE - *event = yaml_event_t{ - typ: yaml_SEQUENCE_START_EVENT, - start_mark: start_mark, - end_mark: end_mark, - anchor: anchor, - tag: tag, - implicit: implicit, - style: yaml_style_t(yaml_BLOCK_SEQUENCE_STYLE), - } - return true - } - if block && token.typ == yaml_BLOCK_MAPPING_START_TOKEN { - end_mark = token.end_mark - parser.state = yaml_PARSE_BLOCK_MAPPING_FIRST_KEY_STATE - *event = yaml_event_t{ - typ: yaml_MAPPING_START_EVENT, - start_mark: start_mark, - end_mark: end_mark, - anchor: anchor, - tag: tag, - implicit: implicit, - style: yaml_style_t(yaml_BLOCK_MAPPING_STYLE), - } - return true - } - if len(anchor) > 0 || len(tag) > 0 { - parser.state = parser.states[len(parser.states)-1] - parser.states = parser.states[:len(parser.states)-1] - - *event = yaml_event_t{ - typ: yaml_SCALAR_EVENT, - start_mark: start_mark, - end_mark: end_mark, - anchor: anchor, - tag: tag, - implicit: implicit, - quoted_implicit: false, - style: yaml_style_t(yaml_PLAIN_SCALAR_STYLE), - } - return true - } - - context := "while parsing a flow node" - if block { - context = "while parsing a block node" - } - yaml_parser_set_parser_error_context(parser, context, start_mark, - "did not find expected node content", token.start_mark) - return false -} - -// Parse the productions: -// block_sequence ::= BLOCK-SEQUENCE-START (BLOCK-ENTRY block_node?)* BLOCK-END -// ******************** *********** * ********* -// -func yaml_parser_parse_block_sequence_entry(parser *yaml_parser_t, event *yaml_event_t, first bool) bool { - if first { - token := peek_token(parser) - parser.marks = append(parser.marks, token.start_mark) - skip_token(parser) - } - - token := peek_token(parser) - if token == nil { - return false - } - - if token.typ == yaml_BLOCK_ENTRY_TOKEN { - mark := token.end_mark - skip_token(parser) - token = peek_token(parser) - if token == nil { - return false - } - if token.typ != yaml_BLOCK_ENTRY_TOKEN && token.typ != yaml_BLOCK_END_TOKEN { - parser.states = append(parser.states, yaml_PARSE_BLOCK_SEQUENCE_ENTRY_STATE) - return yaml_parser_parse_node(parser, event, true, false) - } else { - parser.state = yaml_PARSE_BLOCK_SEQUENCE_ENTRY_STATE - return yaml_parser_process_empty_scalar(parser, event, mark) - } - } - if token.typ == yaml_BLOCK_END_TOKEN { - parser.state = parser.states[len(parser.states)-1] - parser.states = parser.states[:len(parser.states)-1] - parser.marks = parser.marks[:len(parser.marks)-1] - - *event = yaml_event_t{ - typ: yaml_SEQUENCE_END_EVENT, - start_mark: token.start_mark, - end_mark: token.end_mark, - } - - skip_token(parser) - return true - } - - context_mark := parser.marks[len(parser.marks)-1] - parser.marks = parser.marks[:len(parser.marks)-1] - return yaml_parser_set_parser_error_context(parser, - "while parsing a block collection", context_mark, - "did not find expected '-' indicator", token.start_mark) -} - -// Parse the productions: -// indentless_sequence ::= (BLOCK-ENTRY block_node?)+ -// *********** * -func yaml_parser_parse_indentless_sequence_entry(parser *yaml_parser_t, event *yaml_event_t) bool { - token := peek_token(parser) - if token == nil { - return false - } - - if token.typ == yaml_BLOCK_ENTRY_TOKEN { - mark := token.end_mark - skip_token(parser) - token = peek_token(parser) - if token == nil { - return false - } - if token.typ != yaml_BLOCK_ENTRY_TOKEN && - token.typ != yaml_KEY_TOKEN && - token.typ != yaml_VALUE_TOKEN && - token.typ != yaml_BLOCK_END_TOKEN { - parser.states = append(parser.states, yaml_PARSE_INDENTLESS_SEQUENCE_ENTRY_STATE) - return yaml_parser_parse_node(parser, event, true, false) - } - parser.state = yaml_PARSE_INDENTLESS_SEQUENCE_ENTRY_STATE - return yaml_parser_process_empty_scalar(parser, event, mark) - } - parser.state = parser.states[len(parser.states)-1] - parser.states = parser.states[:len(parser.states)-1] - - *event = yaml_event_t{ - typ: yaml_SEQUENCE_END_EVENT, - start_mark: token.start_mark, - end_mark: token.start_mark, // [Go] Shouldn't this be token.end_mark? - } - return true -} - -// Parse the productions: -// block_mapping ::= BLOCK-MAPPING_START -// ******************* -// ((KEY block_node_or_indentless_sequence?)? -// *** * -// (VALUE block_node_or_indentless_sequence?)?)* -// -// BLOCK-END -// ********* -// -func yaml_parser_parse_block_mapping_key(parser *yaml_parser_t, event *yaml_event_t, first bool) bool { - if first { - token := peek_token(parser) - parser.marks = append(parser.marks, token.start_mark) - skip_token(parser) - } - - token := peek_token(parser) - if token == nil { - return false - } - - if token.typ == yaml_KEY_TOKEN { - mark := token.end_mark - skip_token(parser) - token = peek_token(parser) - if token == nil { - return false - } - if token.typ != yaml_KEY_TOKEN && - token.typ != yaml_VALUE_TOKEN && - token.typ != yaml_BLOCK_END_TOKEN { - parser.states = append(parser.states, yaml_PARSE_BLOCK_MAPPING_VALUE_STATE) - return yaml_parser_parse_node(parser, event, true, true) - } else { - parser.state = yaml_PARSE_BLOCK_MAPPING_VALUE_STATE - return yaml_parser_process_empty_scalar(parser, event, mark) - } - } else if token.typ == yaml_BLOCK_END_TOKEN { - parser.state = parser.states[len(parser.states)-1] - parser.states = parser.states[:len(parser.states)-1] - parser.marks = parser.marks[:len(parser.marks)-1] - *event = yaml_event_t{ - typ: yaml_MAPPING_END_EVENT, - start_mark: token.start_mark, - end_mark: token.end_mark, - } - skip_token(parser) - return true - } - - context_mark := parser.marks[len(parser.marks)-1] - parser.marks = parser.marks[:len(parser.marks)-1] - return yaml_parser_set_parser_error_context(parser, - "while parsing a block mapping", context_mark, - "did not find expected key", token.start_mark) -} - -// Parse the productions: -// block_mapping ::= BLOCK-MAPPING_START -// -// ((KEY block_node_or_indentless_sequence?)? -// -// (VALUE block_node_or_indentless_sequence?)?)* -// ***** * -// BLOCK-END -// -// -func yaml_parser_parse_block_mapping_value(parser *yaml_parser_t, event *yaml_event_t) bool { - token := peek_token(parser) - if token == nil { - return false - } - if token.typ == yaml_VALUE_TOKEN { - mark := token.end_mark - skip_token(parser) - token = peek_token(parser) - if token == nil { - return false - } - if token.typ != yaml_KEY_TOKEN && - token.typ != yaml_VALUE_TOKEN && - token.typ != yaml_BLOCK_END_TOKEN { - parser.states = append(parser.states, yaml_PARSE_BLOCK_MAPPING_KEY_STATE) - return yaml_parser_parse_node(parser, event, true, true) - } - parser.state = yaml_PARSE_BLOCK_MAPPING_KEY_STATE - return yaml_parser_process_empty_scalar(parser, event, mark) - } - parser.state = yaml_PARSE_BLOCK_MAPPING_KEY_STATE - return yaml_parser_process_empty_scalar(parser, event, token.start_mark) -} - -// Parse the productions: -// flow_sequence ::= FLOW-SEQUENCE-START -// ******************* -// (flow_sequence_entry FLOW-ENTRY)* -// * ********** -// flow_sequence_entry? -// * -// FLOW-SEQUENCE-END -// ***************** -// flow_sequence_entry ::= flow_node | KEY flow_node? (VALUE flow_node?)? -// * -// -func yaml_parser_parse_flow_sequence_entry(parser *yaml_parser_t, event *yaml_event_t, first bool) bool { - if first { - token := peek_token(parser) - parser.marks = append(parser.marks, token.start_mark) - skip_token(parser) - } - token := peek_token(parser) - if token == nil { - return false - } - if token.typ != yaml_FLOW_SEQUENCE_END_TOKEN { - if !first { - if token.typ == yaml_FLOW_ENTRY_TOKEN { - skip_token(parser) - token = peek_token(parser) - if token == nil { - return false - } - } else { - context_mark := parser.marks[len(parser.marks)-1] - parser.marks = parser.marks[:len(parser.marks)-1] - return yaml_parser_set_parser_error_context(parser, - "while parsing a flow sequence", context_mark, - "did not find expected ',' or ']'", token.start_mark) - } - } - - if token.typ == yaml_KEY_TOKEN { - parser.state = yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_KEY_STATE - *event = yaml_event_t{ - typ: yaml_MAPPING_START_EVENT, - start_mark: token.start_mark, - end_mark: token.end_mark, - implicit: true, - style: yaml_style_t(yaml_FLOW_MAPPING_STYLE), - } - skip_token(parser) - return true - } else if token.typ != yaml_FLOW_SEQUENCE_END_TOKEN { - parser.states = append(parser.states, yaml_PARSE_FLOW_SEQUENCE_ENTRY_STATE) - return yaml_parser_parse_node(parser, event, false, false) - } - } - - parser.state = parser.states[len(parser.states)-1] - parser.states = parser.states[:len(parser.states)-1] - parser.marks = parser.marks[:len(parser.marks)-1] - - *event = yaml_event_t{ - typ: yaml_SEQUENCE_END_EVENT, - start_mark: token.start_mark, - end_mark: token.end_mark, - } - - skip_token(parser) - return true -} - -// -// Parse the productions: -// flow_sequence_entry ::= flow_node | KEY flow_node? (VALUE flow_node?)? -// *** * -// -func yaml_parser_parse_flow_sequence_entry_mapping_key(parser *yaml_parser_t, event *yaml_event_t) bool { - token := peek_token(parser) - if token == nil { - return false - } - if token.typ != yaml_VALUE_TOKEN && - token.typ != yaml_FLOW_ENTRY_TOKEN && - token.typ != yaml_FLOW_SEQUENCE_END_TOKEN { - parser.states = append(parser.states, yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_VALUE_STATE) - return yaml_parser_parse_node(parser, event, false, false) - } - mark := token.end_mark - skip_token(parser) - parser.state = yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_VALUE_STATE - return yaml_parser_process_empty_scalar(parser, event, mark) -} - -// Parse the productions: -// flow_sequence_entry ::= flow_node | KEY flow_node? (VALUE flow_node?)? -// ***** * -// -func yaml_parser_parse_flow_sequence_entry_mapping_value(parser *yaml_parser_t, event *yaml_event_t) bool { - token := peek_token(parser) - if token == nil { - return false - } - if token.typ == yaml_VALUE_TOKEN { - skip_token(parser) - token := peek_token(parser) - if token == nil { - return false - } - if token.typ != yaml_FLOW_ENTRY_TOKEN && token.typ != yaml_FLOW_SEQUENCE_END_TOKEN { - parser.states = append(parser.states, yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_END_STATE) - return yaml_parser_parse_node(parser, event, false, false) - } - } - parser.state = yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_END_STATE - return yaml_parser_process_empty_scalar(parser, event, token.start_mark) -} - -// Parse the productions: -// flow_sequence_entry ::= flow_node | KEY flow_node? (VALUE flow_node?)? -// * -// -func yaml_parser_parse_flow_sequence_entry_mapping_end(parser *yaml_parser_t, event *yaml_event_t) bool { - token := peek_token(parser) - if token == nil { - return false - } - parser.state = yaml_PARSE_FLOW_SEQUENCE_ENTRY_STATE - *event = yaml_event_t{ - typ: yaml_MAPPING_END_EVENT, - start_mark: token.start_mark, - end_mark: token.start_mark, // [Go] Shouldn't this be end_mark? - } - return true -} - -// Parse the productions: -// flow_mapping ::= FLOW-MAPPING-START -// ****************** -// (flow_mapping_entry FLOW-ENTRY)* -// * ********** -// flow_mapping_entry? -// ****************** -// FLOW-MAPPING-END -// **************** -// flow_mapping_entry ::= flow_node | KEY flow_node? (VALUE flow_node?)? -// * *** * -// -func yaml_parser_parse_flow_mapping_key(parser *yaml_parser_t, event *yaml_event_t, first bool) bool { - if first { - token := peek_token(parser) - parser.marks = append(parser.marks, token.start_mark) - skip_token(parser) - } - - token := peek_token(parser) - if token == nil { - return false - } - - if token.typ != yaml_FLOW_MAPPING_END_TOKEN { - if !first { - if token.typ == yaml_FLOW_ENTRY_TOKEN { - skip_token(parser) - token = peek_token(parser) - if token == nil { - return false - } - } else { - context_mark := parser.marks[len(parser.marks)-1] - parser.marks = parser.marks[:len(parser.marks)-1] - return yaml_parser_set_parser_error_context(parser, - "while parsing a flow mapping", context_mark, - "did not find expected ',' or '}'", token.start_mark) - } - } - - if token.typ == yaml_KEY_TOKEN { - skip_token(parser) - token = peek_token(parser) - if token == nil { - return false - } - if token.typ != yaml_VALUE_TOKEN && - token.typ != yaml_FLOW_ENTRY_TOKEN && - token.typ != yaml_FLOW_MAPPING_END_TOKEN { - parser.states = append(parser.states, yaml_PARSE_FLOW_MAPPING_VALUE_STATE) - return yaml_parser_parse_node(parser, event, false, false) - } else { - parser.state = yaml_PARSE_FLOW_MAPPING_VALUE_STATE - return yaml_parser_process_empty_scalar(parser, event, token.start_mark) - } - } else if token.typ != yaml_FLOW_MAPPING_END_TOKEN { - parser.states = append(parser.states, yaml_PARSE_FLOW_MAPPING_EMPTY_VALUE_STATE) - return yaml_parser_parse_node(parser, event, false, false) - } - } - - parser.state = parser.states[len(parser.states)-1] - parser.states = parser.states[:len(parser.states)-1] - parser.marks = parser.marks[:len(parser.marks)-1] - *event = yaml_event_t{ - typ: yaml_MAPPING_END_EVENT, - start_mark: token.start_mark, - end_mark: token.end_mark, - } - skip_token(parser) - return true -} - -// Parse the productions: -// flow_mapping_entry ::= flow_node | KEY flow_node? (VALUE flow_node?)? -// * ***** * -// -func yaml_parser_parse_flow_mapping_value(parser *yaml_parser_t, event *yaml_event_t, empty bool) bool { - token := peek_token(parser) - if token == nil { - return false - } - if empty { - parser.state = yaml_PARSE_FLOW_MAPPING_KEY_STATE - return yaml_parser_process_empty_scalar(parser, event, token.start_mark) - } - if token.typ == yaml_VALUE_TOKEN { - skip_token(parser) - token = peek_token(parser) - if token == nil { - return false - } - if token.typ != yaml_FLOW_ENTRY_TOKEN && token.typ != yaml_FLOW_MAPPING_END_TOKEN { - parser.states = append(parser.states, yaml_PARSE_FLOW_MAPPING_KEY_STATE) - return yaml_parser_parse_node(parser, event, false, false) - } - } - parser.state = yaml_PARSE_FLOW_MAPPING_KEY_STATE - return yaml_parser_process_empty_scalar(parser, event, token.start_mark) -} - -// Generate an empty scalar event. -func yaml_parser_process_empty_scalar(parser *yaml_parser_t, event *yaml_event_t, mark yaml_mark_t) bool { - *event = yaml_event_t{ - typ: yaml_SCALAR_EVENT, - start_mark: mark, - end_mark: mark, - value: nil, // Empty - implicit: true, - style: yaml_style_t(yaml_PLAIN_SCALAR_STYLE), - } - return true -} - -var default_tag_directives = []yaml_tag_directive_t{ - {[]byte("!"), []byte("!")}, - {[]byte("!!"), []byte("tag:yaml.org,2002:")}, -} - -// Parse directives. -func yaml_parser_process_directives(parser *yaml_parser_t, - version_directive_ref **yaml_version_directive_t, - tag_directives_ref *[]yaml_tag_directive_t) bool { - - var version_directive *yaml_version_directive_t - var tag_directives []yaml_tag_directive_t - - token := peek_token(parser) - if token == nil { - return false - } - - for token.typ == yaml_VERSION_DIRECTIVE_TOKEN || token.typ == yaml_TAG_DIRECTIVE_TOKEN { - if token.typ == yaml_VERSION_DIRECTIVE_TOKEN { - if version_directive != nil { - yaml_parser_set_parser_error(parser, - "found duplicate %YAML directive", token.start_mark) - return false - } - if token.major != 1 || token.minor != 1 { - yaml_parser_set_parser_error(parser, - "found incompatible YAML document", token.start_mark) - return false - } - version_directive = &yaml_version_directive_t{ - major: token.major, - minor: token.minor, - } - } else if token.typ == yaml_TAG_DIRECTIVE_TOKEN { - value := yaml_tag_directive_t{ - handle: token.value, - prefix: token.prefix, - } - if !yaml_parser_append_tag_directive(parser, value, false, token.start_mark) { - return false - } - tag_directives = append(tag_directives, value) - } - - skip_token(parser) - token = peek_token(parser) - if token == nil { - return false - } - } - - for i := range default_tag_directives { - if !yaml_parser_append_tag_directive(parser, default_tag_directives[i], true, token.start_mark) { - return false - } - } - - if version_directive_ref != nil { - *version_directive_ref = version_directive - } - if tag_directives_ref != nil { - *tag_directives_ref = tag_directives - } - return true -} - -// Append a tag directive to the directives stack. -func yaml_parser_append_tag_directive(parser *yaml_parser_t, value yaml_tag_directive_t, allow_duplicates bool, mark yaml_mark_t) bool { - for i := range parser.tag_directives { - if bytes.Equal(value.handle, parser.tag_directives[i].handle) { - if allow_duplicates { - return true - } - return yaml_parser_set_parser_error(parser, "found duplicate %TAG directive", mark) - } - } - - // [Go] I suspect the copy is unnecessary. This was likely done - // because there was no way to track ownership of the data. - value_copy := yaml_tag_directive_t{ - handle: make([]byte, len(value.handle)), - prefix: make([]byte, len(value.prefix)), - } - copy(value_copy.handle, value.handle) - copy(value_copy.prefix, value.prefix) - parser.tag_directives = append(parser.tag_directives, value_copy) - return true -} diff --git a/vendor/gopkg.in/yaml.v2/readerc.go b/vendor/gopkg.in/yaml.v2/readerc.go deleted file mode 100644 index 7c1f5fac..00000000 --- a/vendor/gopkg.in/yaml.v2/readerc.go +++ /dev/null @@ -1,412 +0,0 @@ -package yaml - -import ( - "io" -) - -// Set the reader error and return 0. -func yaml_parser_set_reader_error(parser *yaml_parser_t, problem string, offset int, value int) bool { - parser.error = yaml_READER_ERROR - parser.problem = problem - parser.problem_offset = offset - parser.problem_value = value - return false -} - -// Byte order marks. -const ( - bom_UTF8 = "\xef\xbb\xbf" - bom_UTF16LE = "\xff\xfe" - bom_UTF16BE = "\xfe\xff" -) - -// Determine the input stream encoding by checking the BOM symbol. If no BOM is -// found, the UTF-8 encoding is assumed. Return 1 on success, 0 on failure. -func yaml_parser_determine_encoding(parser *yaml_parser_t) bool { - // Ensure that we had enough bytes in the raw buffer. - for !parser.eof && len(parser.raw_buffer)-parser.raw_buffer_pos < 3 { - if !yaml_parser_update_raw_buffer(parser) { - return false - } - } - - // Determine the encoding. - buf := parser.raw_buffer - pos := parser.raw_buffer_pos - avail := len(buf) - pos - if avail >= 2 && buf[pos] == bom_UTF16LE[0] && buf[pos+1] == bom_UTF16LE[1] { - parser.encoding = yaml_UTF16LE_ENCODING - parser.raw_buffer_pos += 2 - parser.offset += 2 - } else if avail >= 2 && buf[pos] == bom_UTF16BE[0] && buf[pos+1] == bom_UTF16BE[1] { - parser.encoding = yaml_UTF16BE_ENCODING - parser.raw_buffer_pos += 2 - parser.offset += 2 - } else if avail >= 3 && buf[pos] == bom_UTF8[0] && buf[pos+1] == bom_UTF8[1] && buf[pos+2] == bom_UTF8[2] { - parser.encoding = yaml_UTF8_ENCODING - parser.raw_buffer_pos += 3 - parser.offset += 3 - } else { - parser.encoding = yaml_UTF8_ENCODING - } - return true -} - -// Update the raw buffer. -func yaml_parser_update_raw_buffer(parser *yaml_parser_t) bool { - size_read := 0 - - // Return if the raw buffer is full. - if parser.raw_buffer_pos == 0 && len(parser.raw_buffer) == cap(parser.raw_buffer) { - return true - } - - // Return on EOF. - if parser.eof { - return true - } - - // Move the remaining bytes in the raw buffer to the beginning. - if parser.raw_buffer_pos > 0 && parser.raw_buffer_pos < len(parser.raw_buffer) { - copy(parser.raw_buffer, parser.raw_buffer[parser.raw_buffer_pos:]) - } - parser.raw_buffer = parser.raw_buffer[:len(parser.raw_buffer)-parser.raw_buffer_pos] - parser.raw_buffer_pos = 0 - - // Call the read handler to fill the buffer. - size_read, err := parser.read_handler(parser, parser.raw_buffer[len(parser.raw_buffer):cap(parser.raw_buffer)]) - parser.raw_buffer = parser.raw_buffer[:len(parser.raw_buffer)+size_read] - if err == io.EOF { - parser.eof = true - } else if err != nil { - return yaml_parser_set_reader_error(parser, "input error: "+err.Error(), parser.offset, -1) - } - return true -} - -// Ensure that the buffer contains at least `length` characters. -// Return true on success, false on failure. -// -// The length is supposed to be significantly less that the buffer size. -func yaml_parser_update_buffer(parser *yaml_parser_t, length int) bool { - if parser.read_handler == nil { - panic("read handler must be set") - } - - // [Go] This function was changed to guarantee the requested length size at EOF. - // The fact we need to do this is pretty awful, but the description above implies - // for that to be the case, and there are tests - - // If the EOF flag is set and the raw buffer is empty, do nothing. - if parser.eof && parser.raw_buffer_pos == len(parser.raw_buffer) { - // [Go] ACTUALLY! Read the documentation of this function above. - // This is just broken. To return true, we need to have the - // given length in the buffer. Not doing that means every single - // check that calls this function to make sure the buffer has a - // given length is Go) panicking; or C) accessing invalid memory. - //return true - } - - // Return if the buffer contains enough characters. - if parser.unread >= length { - return true - } - - // Determine the input encoding if it is not known yet. - if parser.encoding == yaml_ANY_ENCODING { - if !yaml_parser_determine_encoding(parser) { - return false - } - } - - // Move the unread characters to the beginning of the buffer. - buffer_len := len(parser.buffer) - if parser.buffer_pos > 0 && parser.buffer_pos < buffer_len { - copy(parser.buffer, parser.buffer[parser.buffer_pos:]) - buffer_len -= parser.buffer_pos - parser.buffer_pos = 0 - } else if parser.buffer_pos == buffer_len { - buffer_len = 0 - parser.buffer_pos = 0 - } - - // Open the whole buffer for writing, and cut it before returning. - parser.buffer = parser.buffer[:cap(parser.buffer)] - - // Fill the buffer until it has enough characters. - first := true - for parser.unread < length { - - // Fill the raw buffer if necessary. - if !first || parser.raw_buffer_pos == len(parser.raw_buffer) { - if !yaml_parser_update_raw_buffer(parser) { - parser.buffer = parser.buffer[:buffer_len] - return false - } - } - first = false - - // Decode the raw buffer. - inner: - for parser.raw_buffer_pos != len(parser.raw_buffer) { - var value rune - var width int - - raw_unread := len(parser.raw_buffer) - parser.raw_buffer_pos - - // Decode the next character. - switch parser.encoding { - case yaml_UTF8_ENCODING: - // Decode a UTF-8 character. Check RFC 3629 - // (http://www.ietf.org/rfc/rfc3629.txt) for more details. - // - // The following table (taken from the RFC) is used for - // decoding. - // - // Char. number range | UTF-8 octet sequence - // (hexadecimal) | (binary) - // --------------------+------------------------------------ - // 0000 0000-0000 007F | 0xxxxxxx - // 0000 0080-0000 07FF | 110xxxxx 10xxxxxx - // 0000 0800-0000 FFFF | 1110xxxx 10xxxxxx 10xxxxxx - // 0001 0000-0010 FFFF | 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx - // - // Additionally, the characters in the range 0xD800-0xDFFF - // are prohibited as they are reserved for use with UTF-16 - // surrogate pairs. - - // Determine the length of the UTF-8 sequence. - octet := parser.raw_buffer[parser.raw_buffer_pos] - switch { - case octet&0x80 == 0x00: - width = 1 - case octet&0xE0 == 0xC0: - width = 2 - case octet&0xF0 == 0xE0: - width = 3 - case octet&0xF8 == 0xF0: - width = 4 - default: - // The leading octet is invalid. - return yaml_parser_set_reader_error(parser, - "invalid leading UTF-8 octet", - parser.offset, int(octet)) - } - - // Check if the raw buffer contains an incomplete character. - if width > raw_unread { - if parser.eof { - return yaml_parser_set_reader_error(parser, - "incomplete UTF-8 octet sequence", - parser.offset, -1) - } - break inner - } - - // Decode the leading octet. - switch { - case octet&0x80 == 0x00: - value = rune(octet & 0x7F) - case octet&0xE0 == 0xC0: - value = rune(octet & 0x1F) - case octet&0xF0 == 0xE0: - value = rune(octet & 0x0F) - case octet&0xF8 == 0xF0: - value = rune(octet & 0x07) - default: - value = 0 - } - - // Check and decode the trailing octets. - for k := 1; k < width; k++ { - octet = parser.raw_buffer[parser.raw_buffer_pos+k] - - // Check if the octet is valid. - if (octet & 0xC0) != 0x80 { - return yaml_parser_set_reader_error(parser, - "invalid trailing UTF-8 octet", - parser.offset+k, int(octet)) - } - - // Decode the octet. - value = (value << 6) + rune(octet&0x3F) - } - - // Check the length of the sequence against the value. - switch { - case width == 1: - case width == 2 && value >= 0x80: - case width == 3 && value >= 0x800: - case width == 4 && value >= 0x10000: - default: - return yaml_parser_set_reader_error(parser, - "invalid length of a UTF-8 sequence", - parser.offset, -1) - } - - // Check the range of the value. - if value >= 0xD800 && value <= 0xDFFF || value > 0x10FFFF { - return yaml_parser_set_reader_error(parser, - "invalid Unicode character", - parser.offset, int(value)) - } - - case yaml_UTF16LE_ENCODING, yaml_UTF16BE_ENCODING: - var low, high int - if parser.encoding == yaml_UTF16LE_ENCODING { - low, high = 0, 1 - } else { - low, high = 1, 0 - } - - // The UTF-16 encoding is not as simple as one might - // naively think. Check RFC 2781 - // (http://www.ietf.org/rfc/rfc2781.txt). - // - // Normally, two subsequent bytes describe a Unicode - // character. However a special technique (called a - // surrogate pair) is used for specifying character - // values larger than 0xFFFF. - // - // A surrogate pair consists of two pseudo-characters: - // high surrogate area (0xD800-0xDBFF) - // low surrogate area (0xDC00-0xDFFF) - // - // The following formulas are used for decoding - // and encoding characters using surrogate pairs: - // - // U = U' + 0x10000 (0x01 00 00 <= U <= 0x10 FF FF) - // U' = yyyyyyyyyyxxxxxxxxxx (0 <= U' <= 0x0F FF FF) - // W1 = 110110yyyyyyyyyy - // W2 = 110111xxxxxxxxxx - // - // where U is the character value, W1 is the high surrogate - // area, W2 is the low surrogate area. - - // Check for incomplete UTF-16 character. - if raw_unread < 2 { - if parser.eof { - return yaml_parser_set_reader_error(parser, - "incomplete UTF-16 character", - parser.offset, -1) - } - break inner - } - - // Get the character. - value = rune(parser.raw_buffer[parser.raw_buffer_pos+low]) + - (rune(parser.raw_buffer[parser.raw_buffer_pos+high]) << 8) - - // Check for unexpected low surrogate area. - if value&0xFC00 == 0xDC00 { - return yaml_parser_set_reader_error(parser, - "unexpected low surrogate area", - parser.offset, int(value)) - } - - // Check for a high surrogate area. - if value&0xFC00 == 0xD800 { - width = 4 - - // Check for incomplete surrogate pair. - if raw_unread < 4 { - if parser.eof { - return yaml_parser_set_reader_error(parser, - "incomplete UTF-16 surrogate pair", - parser.offset, -1) - } - break inner - } - - // Get the next character. - value2 := rune(parser.raw_buffer[parser.raw_buffer_pos+low+2]) + - (rune(parser.raw_buffer[parser.raw_buffer_pos+high+2]) << 8) - - // Check for a low surrogate area. - if value2&0xFC00 != 0xDC00 { - return yaml_parser_set_reader_error(parser, - "expected low surrogate area", - parser.offset+2, int(value2)) - } - - // Generate the value of the surrogate pair. - value = 0x10000 + ((value & 0x3FF) << 10) + (value2 & 0x3FF) - } else { - width = 2 - } - - default: - panic("impossible") - } - - // Check if the character is in the allowed range: - // #x9 | #xA | #xD | [#x20-#x7E] (8 bit) - // | #x85 | [#xA0-#xD7FF] | [#xE000-#xFFFD] (16 bit) - // | [#x10000-#x10FFFF] (32 bit) - switch { - case value == 0x09: - case value == 0x0A: - case value == 0x0D: - case value >= 0x20 && value <= 0x7E: - case value == 0x85: - case value >= 0xA0 && value <= 0xD7FF: - case value >= 0xE000 && value <= 0xFFFD: - case value >= 0x10000 && value <= 0x10FFFF: - default: - return yaml_parser_set_reader_error(parser, - "control characters are not allowed", - parser.offset, int(value)) - } - - // Move the raw pointers. - parser.raw_buffer_pos += width - parser.offset += width - - // Finally put the character into the buffer. - if value <= 0x7F { - // 0000 0000-0000 007F . 0xxxxxxx - parser.buffer[buffer_len+0] = byte(value) - buffer_len += 1 - } else if value <= 0x7FF { - // 0000 0080-0000 07FF . 110xxxxx 10xxxxxx - parser.buffer[buffer_len+0] = byte(0xC0 + (value >> 6)) - parser.buffer[buffer_len+1] = byte(0x80 + (value & 0x3F)) - buffer_len += 2 - } else if value <= 0xFFFF { - // 0000 0800-0000 FFFF . 1110xxxx 10xxxxxx 10xxxxxx - parser.buffer[buffer_len+0] = byte(0xE0 + (value >> 12)) - parser.buffer[buffer_len+1] = byte(0x80 + ((value >> 6) & 0x3F)) - parser.buffer[buffer_len+2] = byte(0x80 + (value & 0x3F)) - buffer_len += 3 - } else { - // 0001 0000-0010 FFFF . 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx - parser.buffer[buffer_len+0] = byte(0xF0 + (value >> 18)) - parser.buffer[buffer_len+1] = byte(0x80 + ((value >> 12) & 0x3F)) - parser.buffer[buffer_len+2] = byte(0x80 + ((value >> 6) & 0x3F)) - parser.buffer[buffer_len+3] = byte(0x80 + (value & 0x3F)) - buffer_len += 4 - } - - parser.unread++ - } - - // On EOF, put NUL into the buffer and return. - if parser.eof { - parser.buffer[buffer_len] = 0 - buffer_len++ - parser.unread++ - break - } - } - // [Go] Read the documentation of this function above. To return true, - // we need to have the given length in the buffer. Not doing that means - // every single check that calls this function to make sure the buffer - // has a given length is Go) panicking; or C) accessing invalid memory. - // This happens here due to the EOF above breaking early. - for buffer_len < length { - parser.buffer[buffer_len] = 0 - buffer_len++ - } - parser.buffer = parser.buffer[:buffer_len] - return true -} diff --git a/vendor/gopkg.in/yaml.v2/resolve.go b/vendor/gopkg.in/yaml.v2/resolve.go deleted file mode 100644 index 6c151db6..00000000 --- a/vendor/gopkg.in/yaml.v2/resolve.go +++ /dev/null @@ -1,258 +0,0 @@ -package yaml - -import ( - "encoding/base64" - "math" - "regexp" - "strconv" - "strings" - "time" -) - -type resolveMapItem struct { - value interface{} - tag string -} - -var resolveTable = make([]byte, 256) -var resolveMap = make(map[string]resolveMapItem) - -func init() { - t := resolveTable - t[int('+')] = 'S' // Sign - t[int('-')] = 'S' - for _, c := range "0123456789" { - t[int(c)] = 'D' // Digit - } - for _, c := range "yYnNtTfFoO~" { - t[int(c)] = 'M' // In map - } - t[int('.')] = '.' // Float (potentially in map) - - var resolveMapList = []struct { - v interface{} - tag string - l []string - }{ - {true, yaml_BOOL_TAG, []string{"y", "Y", "yes", "Yes", "YES"}}, - {true, yaml_BOOL_TAG, []string{"true", "True", "TRUE"}}, - {true, yaml_BOOL_TAG, []string{"on", "On", "ON"}}, - {false, yaml_BOOL_TAG, []string{"n", "N", "no", "No", "NO"}}, - {false, yaml_BOOL_TAG, []string{"false", "False", "FALSE"}}, - {false, yaml_BOOL_TAG, []string{"off", "Off", "OFF"}}, - {nil, yaml_NULL_TAG, []string{"", "~", "null", "Null", "NULL"}}, - {math.NaN(), yaml_FLOAT_TAG, []string{".nan", ".NaN", ".NAN"}}, - {math.Inf(+1), yaml_FLOAT_TAG, []string{".inf", ".Inf", ".INF"}}, - {math.Inf(+1), yaml_FLOAT_TAG, []string{"+.inf", "+.Inf", "+.INF"}}, - {math.Inf(-1), yaml_FLOAT_TAG, []string{"-.inf", "-.Inf", "-.INF"}}, - {"<<", yaml_MERGE_TAG, []string{"<<"}}, - } - - m := resolveMap - for _, item := range resolveMapList { - for _, s := range item.l { - m[s] = resolveMapItem{item.v, item.tag} - } - } -} - -const longTagPrefix = "tag:yaml.org,2002:" - -func shortTag(tag string) string { - // TODO This can easily be made faster and produce less garbage. - if strings.HasPrefix(tag, longTagPrefix) { - return "!!" + tag[len(longTagPrefix):] - } - return tag -} - -func longTag(tag string) string { - if strings.HasPrefix(tag, "!!") { - return longTagPrefix + tag[2:] - } - return tag -} - -func resolvableTag(tag string) bool { - switch tag { - case "", yaml_STR_TAG, yaml_BOOL_TAG, yaml_INT_TAG, yaml_FLOAT_TAG, yaml_NULL_TAG, yaml_TIMESTAMP_TAG: - return true - } - return false -} - -var yamlStyleFloat = regexp.MustCompile(`^[-+]?[0-9]*\.?[0-9]+([eE][-+][0-9]+)?$`) - -func resolve(tag string, in string) (rtag string, out interface{}) { - if !resolvableTag(tag) { - return tag, in - } - - defer func() { - switch tag { - case "", rtag, yaml_STR_TAG, yaml_BINARY_TAG: - return - case yaml_FLOAT_TAG: - if rtag == yaml_INT_TAG { - switch v := out.(type) { - case int64: - rtag = yaml_FLOAT_TAG - out = float64(v) - return - case int: - rtag = yaml_FLOAT_TAG - out = float64(v) - return - } - } - } - failf("cannot decode %s `%s` as a %s", shortTag(rtag), in, shortTag(tag)) - }() - - // Any data is accepted as a !!str or !!binary. - // Otherwise, the prefix is enough of a hint about what it might be. - hint := byte('N') - if in != "" { - hint = resolveTable[in[0]] - } - if hint != 0 && tag != yaml_STR_TAG && tag != yaml_BINARY_TAG { - // Handle things we can lookup in a map. - if item, ok := resolveMap[in]; ok { - return item.tag, item.value - } - - // Base 60 floats are a bad idea, were dropped in YAML 1.2, and - // are purposefully unsupported here. They're still quoted on - // the way out for compatibility with other parser, though. - - switch hint { - case 'M': - // We've already checked the map above. - - case '.': - // Not in the map, so maybe a normal float. - floatv, err := strconv.ParseFloat(in, 64) - if err == nil { - return yaml_FLOAT_TAG, floatv - } - - case 'D', 'S': - // Int, float, or timestamp. - // Only try values as a timestamp if the value is unquoted or there's an explicit - // !!timestamp tag. - if tag == "" || tag == yaml_TIMESTAMP_TAG { - t, ok := parseTimestamp(in) - if ok { - return yaml_TIMESTAMP_TAG, t - } - } - - plain := strings.Replace(in, "_", "", -1) - intv, err := strconv.ParseInt(plain, 0, 64) - if err == nil { - if intv == int64(int(intv)) { - return yaml_INT_TAG, int(intv) - } else { - return yaml_INT_TAG, intv - } - } - uintv, err := strconv.ParseUint(plain, 0, 64) - if err == nil { - return yaml_INT_TAG, uintv - } - if yamlStyleFloat.MatchString(plain) { - floatv, err := strconv.ParseFloat(plain, 64) - if err == nil { - return yaml_FLOAT_TAG, floatv - } - } - if strings.HasPrefix(plain, "0b") { - intv, err := strconv.ParseInt(plain[2:], 2, 64) - if err == nil { - if intv == int64(int(intv)) { - return yaml_INT_TAG, int(intv) - } else { - return yaml_INT_TAG, intv - } - } - uintv, err := strconv.ParseUint(plain[2:], 2, 64) - if err == nil { - return yaml_INT_TAG, uintv - } - } else if strings.HasPrefix(plain, "-0b") { - intv, err := strconv.ParseInt("-" + plain[3:], 2, 64) - if err == nil { - if true || intv == int64(int(intv)) { - return yaml_INT_TAG, int(intv) - } else { - return yaml_INT_TAG, intv - } - } - } - default: - panic("resolveTable item not yet handled: " + string(rune(hint)) + " (with " + in + ")") - } - } - return yaml_STR_TAG, in -} - -// encodeBase64 encodes s as base64 that is broken up into multiple lines -// as appropriate for the resulting length. -func encodeBase64(s string) string { - const lineLen = 70 - encLen := base64.StdEncoding.EncodedLen(len(s)) - lines := encLen/lineLen + 1 - buf := make([]byte, encLen*2+lines) - in := buf[0:encLen] - out := buf[encLen:] - base64.StdEncoding.Encode(in, []byte(s)) - k := 0 - for i := 0; i < len(in); i += lineLen { - j := i + lineLen - if j > len(in) { - j = len(in) - } - k += copy(out[k:], in[i:j]) - if lines > 1 { - out[k] = '\n' - k++ - } - } - return string(out[:k]) -} - -// This is a subset of the formats allowed by the regular expression -// defined at http://yaml.org/type/timestamp.html. -var allowedTimestampFormats = []string{ - "2006-1-2T15:4:5.999999999Z07:00", // RCF3339Nano with short date fields. - "2006-1-2t15:4:5.999999999Z07:00", // RFC3339Nano with short date fields and lower-case "t". - "2006-1-2 15:4:5.999999999", // space separated with no time zone - "2006-1-2", // date only - // Notable exception: time.Parse cannot handle: "2001-12-14 21:59:43.10 -5" - // from the set of examples. -} - -// parseTimestamp parses s as a timestamp string and -// returns the timestamp and reports whether it succeeded. -// Timestamp formats are defined at http://yaml.org/type/timestamp.html -func parseTimestamp(s string) (time.Time, bool) { - // TODO write code to check all the formats supported by - // http://yaml.org/type/timestamp.html instead of using time.Parse. - - // Quick check: all date formats start with YYYY-. - i := 0 - for ; i < len(s); i++ { - if c := s[i]; c < '0' || c > '9' { - break - } - } - if i != 4 || i == len(s) || s[i] != '-' { - return time.Time{}, false - } - for _, format := range allowedTimestampFormats { - if t, err := time.Parse(format, s); err == nil { - return t, true - } - } - return time.Time{}, false -} diff --git a/vendor/gopkg.in/yaml.v2/scannerc.go b/vendor/gopkg.in/yaml.v2/scannerc.go deleted file mode 100644 index 077fd1dd..00000000 --- a/vendor/gopkg.in/yaml.v2/scannerc.go +++ /dev/null @@ -1,2696 +0,0 @@ -package yaml - -import ( - "bytes" - "fmt" -) - -// Introduction -// ************ -// -// The following notes assume that you are familiar with the YAML specification -// (http://yaml.org/spec/1.2/spec.html). We mostly follow it, although in -// some cases we are less restrictive that it requires. -// -// The process of transforming a YAML stream into a sequence of events is -// divided on two steps: Scanning and Parsing. -// -// The Scanner transforms the input stream into a sequence of tokens, while the -// parser transform the sequence of tokens produced by the Scanner into a -// sequence of parsing events. -// -// The Scanner is rather clever and complicated. The Parser, on the contrary, -// is a straightforward implementation of a recursive-descendant parser (or, -// LL(1) parser, as it is usually called). -// -// Actually there are two issues of Scanning that might be called "clever", the -// rest is quite straightforward. The issues are "block collection start" and -// "simple keys". Both issues are explained below in details. -// -// Here the Scanning step is explained and implemented. We start with the list -// of all the tokens produced by the Scanner together with short descriptions. -// -// Now, tokens: -// -// STREAM-START(encoding) # The stream start. -// STREAM-END # The stream end. -// VERSION-DIRECTIVE(major,minor) # The '%YAML' directive. -// TAG-DIRECTIVE(handle,prefix) # The '%TAG' directive. -// DOCUMENT-START # '---' -// DOCUMENT-END # '...' -// BLOCK-SEQUENCE-START # Indentation increase denoting a block -// BLOCK-MAPPING-START # sequence or a block mapping. -// BLOCK-END # Indentation decrease. -// FLOW-SEQUENCE-START # '[' -// FLOW-SEQUENCE-END # ']' -// BLOCK-SEQUENCE-START # '{' -// BLOCK-SEQUENCE-END # '}' -// BLOCK-ENTRY # '-' -// FLOW-ENTRY # ',' -// KEY # '?' or nothing (simple keys). -// VALUE # ':' -// ALIAS(anchor) # '*anchor' -// ANCHOR(anchor) # '&anchor' -// TAG(handle,suffix) # '!handle!suffix' -// SCALAR(value,style) # A scalar. -// -// The following two tokens are "virtual" tokens denoting the beginning and the -// end of the stream: -// -// STREAM-START(encoding) -// STREAM-END -// -// We pass the information about the input stream encoding with the -// STREAM-START token. -// -// The next two tokens are responsible for tags: -// -// VERSION-DIRECTIVE(major,minor) -// TAG-DIRECTIVE(handle,prefix) -// -// Example: -// -// %YAML 1.1 -// %TAG ! !foo -// %TAG !yaml! tag:yaml.org,2002: -// --- -// -// The correspoding sequence of tokens: -// -// STREAM-START(utf-8) -// VERSION-DIRECTIVE(1,1) -// TAG-DIRECTIVE("!","!foo") -// TAG-DIRECTIVE("!yaml","tag:yaml.org,2002:") -// DOCUMENT-START -// STREAM-END -// -// Note that the VERSION-DIRECTIVE and TAG-DIRECTIVE tokens occupy a whole -// line. -// -// The document start and end indicators are represented by: -// -// DOCUMENT-START -// DOCUMENT-END -// -// Note that if a YAML stream contains an implicit document (without '---' -// and '...' indicators), no DOCUMENT-START and DOCUMENT-END tokens will be -// produced. -// -// In the following examples, we present whole documents together with the -// produced tokens. -// -// 1. An implicit document: -// -// 'a scalar' -// -// Tokens: -// -// STREAM-START(utf-8) -// SCALAR("a scalar",single-quoted) -// STREAM-END -// -// 2. An explicit document: -// -// --- -// 'a scalar' -// ... -// -// Tokens: -// -// STREAM-START(utf-8) -// DOCUMENT-START -// SCALAR("a scalar",single-quoted) -// DOCUMENT-END -// STREAM-END -// -// 3. Several documents in a stream: -// -// 'a scalar' -// --- -// 'another scalar' -// --- -// 'yet another scalar' -// -// Tokens: -// -// STREAM-START(utf-8) -// SCALAR("a scalar",single-quoted) -// DOCUMENT-START -// SCALAR("another scalar",single-quoted) -// DOCUMENT-START -// SCALAR("yet another scalar",single-quoted) -// STREAM-END -// -// We have already introduced the SCALAR token above. The following tokens are -// used to describe aliases, anchors, tag, and scalars: -// -// ALIAS(anchor) -// ANCHOR(anchor) -// TAG(handle,suffix) -// SCALAR(value,style) -// -// The following series of examples illustrate the usage of these tokens: -// -// 1. A recursive sequence: -// -// &A [ *A ] -// -// Tokens: -// -// STREAM-START(utf-8) -// ANCHOR("A") -// FLOW-SEQUENCE-START -// ALIAS("A") -// FLOW-SEQUENCE-END -// STREAM-END -// -// 2. A tagged scalar: -// -// !!float "3.14" # A good approximation. -// -// Tokens: -// -// STREAM-START(utf-8) -// TAG("!!","float") -// SCALAR("3.14",double-quoted) -// STREAM-END -// -// 3. Various scalar styles: -// -// --- # Implicit empty plain scalars do not produce tokens. -// --- a plain scalar -// --- 'a single-quoted scalar' -// --- "a double-quoted scalar" -// --- |- -// a literal scalar -// --- >- -// a folded -// scalar -// -// Tokens: -// -// STREAM-START(utf-8) -// DOCUMENT-START -// DOCUMENT-START -// SCALAR("a plain scalar",plain) -// DOCUMENT-START -// SCALAR("a single-quoted scalar",single-quoted) -// DOCUMENT-START -// SCALAR("a double-quoted scalar",double-quoted) -// DOCUMENT-START -// SCALAR("a literal scalar",literal) -// DOCUMENT-START -// SCALAR("a folded scalar",folded) -// STREAM-END -// -// Now it's time to review collection-related tokens. We will start with -// flow collections: -// -// FLOW-SEQUENCE-START -// FLOW-SEQUENCE-END -// FLOW-MAPPING-START -// FLOW-MAPPING-END -// FLOW-ENTRY -// KEY -// VALUE -// -// The tokens FLOW-SEQUENCE-START, FLOW-SEQUENCE-END, FLOW-MAPPING-START, and -// FLOW-MAPPING-END represent the indicators '[', ']', '{', and '}' -// correspondingly. FLOW-ENTRY represent the ',' indicator. Finally the -// indicators '?' and ':', which are used for denoting mapping keys and values, -// are represented by the KEY and VALUE tokens. -// -// The following examples show flow collections: -// -// 1. A flow sequence: -// -// [item 1, item 2, item 3] -// -// Tokens: -// -// STREAM-START(utf-8) -// FLOW-SEQUENCE-START -// SCALAR("item 1",plain) -// FLOW-ENTRY -// SCALAR("item 2",plain) -// FLOW-ENTRY -// SCALAR("item 3",plain) -// FLOW-SEQUENCE-END -// STREAM-END -// -// 2. A flow mapping: -// -// { -// a simple key: a value, # Note that the KEY token is produced. -// ? a complex key: another value, -// } -// -// Tokens: -// -// STREAM-START(utf-8) -// FLOW-MAPPING-START -// KEY -// SCALAR("a simple key",plain) -// VALUE -// SCALAR("a value",plain) -// FLOW-ENTRY -// KEY -// SCALAR("a complex key",plain) -// VALUE -// SCALAR("another value",plain) -// FLOW-ENTRY -// FLOW-MAPPING-END -// STREAM-END -// -// A simple key is a key which is not denoted by the '?' indicator. Note that -// the Scanner still produce the KEY token whenever it encounters a simple key. -// -// For scanning block collections, the following tokens are used (note that we -// repeat KEY and VALUE here): -// -// BLOCK-SEQUENCE-START -// BLOCK-MAPPING-START -// BLOCK-END -// BLOCK-ENTRY -// KEY -// VALUE -// -// The tokens BLOCK-SEQUENCE-START and BLOCK-MAPPING-START denote indentation -// increase that precedes a block collection (cf. the INDENT token in Python). -// The token BLOCK-END denote indentation decrease that ends a block collection -// (cf. the DEDENT token in Python). However YAML has some syntax pecularities -// that makes detections of these tokens more complex. -// -// The tokens BLOCK-ENTRY, KEY, and VALUE are used to represent the indicators -// '-', '?', and ':' correspondingly. -// -// The following examples show how the tokens BLOCK-SEQUENCE-START, -// BLOCK-MAPPING-START, and BLOCK-END are emitted by the Scanner: -// -// 1. Block sequences: -// -// - item 1 -// - item 2 -// - -// - item 3.1 -// - item 3.2 -// - -// key 1: value 1 -// key 2: value 2 -// -// Tokens: -// -// STREAM-START(utf-8) -// BLOCK-SEQUENCE-START -// BLOCK-ENTRY -// SCALAR("item 1",plain) -// BLOCK-ENTRY -// SCALAR("item 2",plain) -// BLOCK-ENTRY -// BLOCK-SEQUENCE-START -// BLOCK-ENTRY -// SCALAR("item 3.1",plain) -// BLOCK-ENTRY -// SCALAR("item 3.2",plain) -// BLOCK-END -// BLOCK-ENTRY -// BLOCK-MAPPING-START -// KEY -// SCALAR("key 1",plain) -// VALUE -// SCALAR("value 1",plain) -// KEY -// SCALAR("key 2",plain) -// VALUE -// SCALAR("value 2",plain) -// BLOCK-END -// BLOCK-END -// STREAM-END -// -// 2. Block mappings: -// -// a simple key: a value # The KEY token is produced here. -// ? a complex key -// : another value -// a mapping: -// key 1: value 1 -// key 2: value 2 -// a sequence: -// - item 1 -// - item 2 -// -// Tokens: -// -// STREAM-START(utf-8) -// BLOCK-MAPPING-START -// KEY -// SCALAR("a simple key",plain) -// VALUE -// SCALAR("a value",plain) -// KEY -// SCALAR("a complex key",plain) -// VALUE -// SCALAR("another value",plain) -// KEY -// SCALAR("a mapping",plain) -// BLOCK-MAPPING-START -// KEY -// SCALAR("key 1",plain) -// VALUE -// SCALAR("value 1",plain) -// KEY -// SCALAR("key 2",plain) -// VALUE -// SCALAR("value 2",plain) -// BLOCK-END -// KEY -// SCALAR("a sequence",plain) -// VALUE -// BLOCK-SEQUENCE-START -// BLOCK-ENTRY -// SCALAR("item 1",plain) -// BLOCK-ENTRY -// SCALAR("item 2",plain) -// BLOCK-END -// BLOCK-END -// STREAM-END -// -// YAML does not always require to start a new block collection from a new -// line. If the current line contains only '-', '?', and ':' indicators, a new -// block collection may start at the current line. The following examples -// illustrate this case: -// -// 1. Collections in a sequence: -// -// - - item 1 -// - item 2 -// - key 1: value 1 -// key 2: value 2 -// - ? complex key -// : complex value -// -// Tokens: -// -// STREAM-START(utf-8) -// BLOCK-SEQUENCE-START -// BLOCK-ENTRY -// BLOCK-SEQUENCE-START -// BLOCK-ENTRY -// SCALAR("item 1",plain) -// BLOCK-ENTRY -// SCALAR("item 2",plain) -// BLOCK-END -// BLOCK-ENTRY -// BLOCK-MAPPING-START -// KEY -// SCALAR("key 1",plain) -// VALUE -// SCALAR("value 1",plain) -// KEY -// SCALAR("key 2",plain) -// VALUE -// SCALAR("value 2",plain) -// BLOCK-END -// BLOCK-ENTRY -// BLOCK-MAPPING-START -// KEY -// SCALAR("complex key") -// VALUE -// SCALAR("complex value") -// BLOCK-END -// BLOCK-END -// STREAM-END -// -// 2. Collections in a mapping: -// -// ? a sequence -// : - item 1 -// - item 2 -// ? a mapping -// : key 1: value 1 -// key 2: value 2 -// -// Tokens: -// -// STREAM-START(utf-8) -// BLOCK-MAPPING-START -// KEY -// SCALAR("a sequence",plain) -// VALUE -// BLOCK-SEQUENCE-START -// BLOCK-ENTRY -// SCALAR("item 1",plain) -// BLOCK-ENTRY -// SCALAR("item 2",plain) -// BLOCK-END -// KEY -// SCALAR("a mapping",plain) -// VALUE -// BLOCK-MAPPING-START -// KEY -// SCALAR("key 1",plain) -// VALUE -// SCALAR("value 1",plain) -// KEY -// SCALAR("key 2",plain) -// VALUE -// SCALAR("value 2",plain) -// BLOCK-END -// BLOCK-END -// STREAM-END -// -// YAML also permits non-indented sequences if they are included into a block -// mapping. In this case, the token BLOCK-SEQUENCE-START is not produced: -// -// key: -// - item 1 # BLOCK-SEQUENCE-START is NOT produced here. -// - item 2 -// -// Tokens: -// -// STREAM-START(utf-8) -// BLOCK-MAPPING-START -// KEY -// SCALAR("key",plain) -// VALUE -// BLOCK-ENTRY -// SCALAR("item 1",plain) -// BLOCK-ENTRY -// SCALAR("item 2",plain) -// BLOCK-END -// - -// Ensure that the buffer contains the required number of characters. -// Return true on success, false on failure (reader error or memory error). -func cache(parser *yaml_parser_t, length int) bool { - // [Go] This was inlined: !cache(A, B) -> unread < B && !update(A, B) - return parser.unread >= length || yaml_parser_update_buffer(parser, length) -} - -// Advance the buffer pointer. -func skip(parser *yaml_parser_t) { - parser.mark.index++ - parser.mark.column++ - parser.unread-- - parser.buffer_pos += width(parser.buffer[parser.buffer_pos]) -} - -func skip_line(parser *yaml_parser_t) { - if is_crlf(parser.buffer, parser.buffer_pos) { - parser.mark.index += 2 - parser.mark.column = 0 - parser.mark.line++ - parser.unread -= 2 - parser.buffer_pos += 2 - } else if is_break(parser.buffer, parser.buffer_pos) { - parser.mark.index++ - parser.mark.column = 0 - parser.mark.line++ - parser.unread-- - parser.buffer_pos += width(parser.buffer[parser.buffer_pos]) - } -} - -// Copy a character to a string buffer and advance pointers. -func read(parser *yaml_parser_t, s []byte) []byte { - w := width(parser.buffer[parser.buffer_pos]) - if w == 0 { - panic("invalid character sequence") - } - if len(s) == 0 { - s = make([]byte, 0, 32) - } - if w == 1 && len(s)+w <= cap(s) { - s = s[:len(s)+1] - s[len(s)-1] = parser.buffer[parser.buffer_pos] - parser.buffer_pos++ - } else { - s = append(s, parser.buffer[parser.buffer_pos:parser.buffer_pos+w]...) - parser.buffer_pos += w - } - parser.mark.index++ - parser.mark.column++ - parser.unread-- - return s -} - -// Copy a line break character to a string buffer and advance pointers. -func read_line(parser *yaml_parser_t, s []byte) []byte { - buf := parser.buffer - pos := parser.buffer_pos - switch { - case buf[pos] == '\r' && buf[pos+1] == '\n': - // CR LF . LF - s = append(s, '\n') - parser.buffer_pos += 2 - parser.mark.index++ - parser.unread-- - case buf[pos] == '\r' || buf[pos] == '\n': - // CR|LF . LF - s = append(s, '\n') - parser.buffer_pos += 1 - case buf[pos] == '\xC2' && buf[pos+1] == '\x85': - // NEL . LF - s = append(s, '\n') - parser.buffer_pos += 2 - case buf[pos] == '\xE2' && buf[pos+1] == '\x80' && (buf[pos+2] == '\xA8' || buf[pos+2] == '\xA9'): - // LS|PS . LS|PS - s = append(s, buf[parser.buffer_pos:pos+3]...) - parser.buffer_pos += 3 - default: - return s - } - parser.mark.index++ - parser.mark.column = 0 - parser.mark.line++ - parser.unread-- - return s -} - -// Get the next token. -func yaml_parser_scan(parser *yaml_parser_t, token *yaml_token_t) bool { - // Erase the token object. - *token = yaml_token_t{} // [Go] Is this necessary? - - // No tokens after STREAM-END or error. - if parser.stream_end_produced || parser.error != yaml_NO_ERROR { - return true - } - - // Ensure that the tokens queue contains enough tokens. - if !parser.token_available { - if !yaml_parser_fetch_more_tokens(parser) { - return false - } - } - - // Fetch the next token from the queue. - *token = parser.tokens[parser.tokens_head] - parser.tokens_head++ - parser.tokens_parsed++ - parser.token_available = false - - if token.typ == yaml_STREAM_END_TOKEN { - parser.stream_end_produced = true - } - return true -} - -// Set the scanner error and return false. -func yaml_parser_set_scanner_error(parser *yaml_parser_t, context string, context_mark yaml_mark_t, problem string) bool { - parser.error = yaml_SCANNER_ERROR - parser.context = context - parser.context_mark = context_mark - parser.problem = problem - parser.problem_mark = parser.mark - return false -} - -func yaml_parser_set_scanner_tag_error(parser *yaml_parser_t, directive bool, context_mark yaml_mark_t, problem string) bool { - context := "while parsing a tag" - if directive { - context = "while parsing a %TAG directive" - } - return yaml_parser_set_scanner_error(parser, context, context_mark, problem) -} - -func trace(args ...interface{}) func() { - pargs := append([]interface{}{"+++"}, args...) - fmt.Println(pargs...) - pargs = append([]interface{}{"---"}, args...) - return func() { fmt.Println(pargs...) } -} - -// Ensure that the tokens queue contains at least one token which can be -// returned to the Parser. -func yaml_parser_fetch_more_tokens(parser *yaml_parser_t) bool { - // While we need more tokens to fetch, do it. - for { - // Check if we really need to fetch more tokens. - need_more_tokens := false - - if parser.tokens_head == len(parser.tokens) { - // Queue is empty. - need_more_tokens = true - } else { - // Check if any potential simple key may occupy the head position. - if !yaml_parser_stale_simple_keys(parser) { - return false - } - - for i := range parser.simple_keys { - simple_key := &parser.simple_keys[i] - if simple_key.possible && simple_key.token_number == parser.tokens_parsed { - need_more_tokens = true - break - } - } - } - - // We are finished. - if !need_more_tokens { - break - } - // Fetch the next token. - if !yaml_parser_fetch_next_token(parser) { - return false - } - } - - parser.token_available = true - return true -} - -// The dispatcher for token fetchers. -func yaml_parser_fetch_next_token(parser *yaml_parser_t) bool { - // Ensure that the buffer is initialized. - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - - // Check if we just started scanning. Fetch STREAM-START then. - if !parser.stream_start_produced { - return yaml_parser_fetch_stream_start(parser) - } - - // Eat whitespaces and comments until we reach the next token. - if !yaml_parser_scan_to_next_token(parser) { - return false - } - - // Remove obsolete potential simple keys. - if !yaml_parser_stale_simple_keys(parser) { - return false - } - - // Check the indentation level against the current column. - if !yaml_parser_unroll_indent(parser, parser.mark.column) { - return false - } - - // Ensure that the buffer contains at least 4 characters. 4 is the length - // of the longest indicators ('--- ' and '... '). - if parser.unread < 4 && !yaml_parser_update_buffer(parser, 4) { - return false - } - - // Is it the end of the stream? - if is_z(parser.buffer, parser.buffer_pos) { - return yaml_parser_fetch_stream_end(parser) - } - - // Is it a directive? - if parser.mark.column == 0 && parser.buffer[parser.buffer_pos] == '%' { - return yaml_parser_fetch_directive(parser) - } - - buf := parser.buffer - pos := parser.buffer_pos - - // Is it the document start indicator? - if parser.mark.column == 0 && buf[pos] == '-' && buf[pos+1] == '-' && buf[pos+2] == '-' && is_blankz(buf, pos+3) { - return yaml_parser_fetch_document_indicator(parser, yaml_DOCUMENT_START_TOKEN) - } - - // Is it the document end indicator? - if parser.mark.column == 0 && buf[pos] == '.' && buf[pos+1] == '.' && buf[pos+2] == '.' && is_blankz(buf, pos+3) { - return yaml_parser_fetch_document_indicator(parser, yaml_DOCUMENT_END_TOKEN) - } - - // Is it the flow sequence start indicator? - if buf[pos] == '[' { - return yaml_parser_fetch_flow_collection_start(parser, yaml_FLOW_SEQUENCE_START_TOKEN) - } - - // Is it the flow mapping start indicator? - if parser.buffer[parser.buffer_pos] == '{' { - return yaml_parser_fetch_flow_collection_start(parser, yaml_FLOW_MAPPING_START_TOKEN) - } - - // Is it the flow sequence end indicator? - if parser.buffer[parser.buffer_pos] == ']' { - return yaml_parser_fetch_flow_collection_end(parser, - yaml_FLOW_SEQUENCE_END_TOKEN) - } - - // Is it the flow mapping end indicator? - if parser.buffer[parser.buffer_pos] == '}' { - return yaml_parser_fetch_flow_collection_end(parser, - yaml_FLOW_MAPPING_END_TOKEN) - } - - // Is it the flow entry indicator? - if parser.buffer[parser.buffer_pos] == ',' { - return yaml_parser_fetch_flow_entry(parser) - } - - // Is it the block entry indicator? - if parser.buffer[parser.buffer_pos] == '-' && is_blankz(parser.buffer, parser.buffer_pos+1) { - return yaml_parser_fetch_block_entry(parser) - } - - // Is it the key indicator? - if parser.buffer[parser.buffer_pos] == '?' && (parser.flow_level > 0 || is_blankz(parser.buffer, parser.buffer_pos+1)) { - return yaml_parser_fetch_key(parser) - } - - // Is it the value indicator? - if parser.buffer[parser.buffer_pos] == ':' && (parser.flow_level > 0 || is_blankz(parser.buffer, parser.buffer_pos+1)) { - return yaml_parser_fetch_value(parser) - } - - // Is it an alias? - if parser.buffer[parser.buffer_pos] == '*' { - return yaml_parser_fetch_anchor(parser, yaml_ALIAS_TOKEN) - } - - // Is it an anchor? - if parser.buffer[parser.buffer_pos] == '&' { - return yaml_parser_fetch_anchor(parser, yaml_ANCHOR_TOKEN) - } - - // Is it a tag? - if parser.buffer[parser.buffer_pos] == '!' { - return yaml_parser_fetch_tag(parser) - } - - // Is it a literal scalar? - if parser.buffer[parser.buffer_pos] == '|' && parser.flow_level == 0 { - return yaml_parser_fetch_block_scalar(parser, true) - } - - // Is it a folded scalar? - if parser.buffer[parser.buffer_pos] == '>' && parser.flow_level == 0 { - return yaml_parser_fetch_block_scalar(parser, false) - } - - // Is it a single-quoted scalar? - if parser.buffer[parser.buffer_pos] == '\'' { - return yaml_parser_fetch_flow_scalar(parser, true) - } - - // Is it a double-quoted scalar? - if parser.buffer[parser.buffer_pos] == '"' { - return yaml_parser_fetch_flow_scalar(parser, false) - } - - // Is it a plain scalar? - // - // A plain scalar may start with any non-blank characters except - // - // '-', '?', ':', ',', '[', ']', '{', '}', - // '#', '&', '*', '!', '|', '>', '\'', '\"', - // '%', '@', '`'. - // - // In the block context (and, for the '-' indicator, in the flow context - // too), it may also start with the characters - // - // '-', '?', ':' - // - // if it is followed by a non-space character. - // - // The last rule is more restrictive than the specification requires. - // [Go] Make this logic more reasonable. - //switch parser.buffer[parser.buffer_pos] { - //case '-', '?', ':', ',', '?', '-', ',', ':', ']', '[', '}', '{', '&', '#', '!', '*', '>', '|', '"', '\'', '@', '%', '-', '`': - //} - if !(is_blankz(parser.buffer, parser.buffer_pos) || parser.buffer[parser.buffer_pos] == '-' || - parser.buffer[parser.buffer_pos] == '?' || parser.buffer[parser.buffer_pos] == ':' || - parser.buffer[parser.buffer_pos] == ',' || parser.buffer[parser.buffer_pos] == '[' || - parser.buffer[parser.buffer_pos] == ']' || parser.buffer[parser.buffer_pos] == '{' || - parser.buffer[parser.buffer_pos] == '}' || parser.buffer[parser.buffer_pos] == '#' || - parser.buffer[parser.buffer_pos] == '&' || parser.buffer[parser.buffer_pos] == '*' || - parser.buffer[parser.buffer_pos] == '!' || parser.buffer[parser.buffer_pos] == '|' || - parser.buffer[parser.buffer_pos] == '>' || parser.buffer[parser.buffer_pos] == '\'' || - parser.buffer[parser.buffer_pos] == '"' || parser.buffer[parser.buffer_pos] == '%' || - parser.buffer[parser.buffer_pos] == '@' || parser.buffer[parser.buffer_pos] == '`') || - (parser.buffer[parser.buffer_pos] == '-' && !is_blank(parser.buffer, parser.buffer_pos+1)) || - (parser.flow_level == 0 && - (parser.buffer[parser.buffer_pos] == '?' || parser.buffer[parser.buffer_pos] == ':') && - !is_blankz(parser.buffer, parser.buffer_pos+1)) { - return yaml_parser_fetch_plain_scalar(parser) - } - - // If we don't determine the token type so far, it is an error. - return yaml_parser_set_scanner_error(parser, - "while scanning for the next token", parser.mark, - "found character that cannot start any token") -} - -// Check the list of potential simple keys and remove the positions that -// cannot contain simple keys anymore. -func yaml_parser_stale_simple_keys(parser *yaml_parser_t) bool { - // Check for a potential simple key for each flow level. - for i := range parser.simple_keys { - simple_key := &parser.simple_keys[i] - - // The specification requires that a simple key - // - // - is limited to a single line, - // - is shorter than 1024 characters. - if simple_key.possible && (simple_key.mark.line < parser.mark.line || simple_key.mark.index+1024 < parser.mark.index) { - - // Check if the potential simple key to be removed is required. - if simple_key.required { - return yaml_parser_set_scanner_error(parser, - "while scanning a simple key", simple_key.mark, - "could not find expected ':'") - } - simple_key.possible = false - } - } - return true -} - -// Check if a simple key may start at the current position and add it if -// needed. -func yaml_parser_save_simple_key(parser *yaml_parser_t) bool { - // A simple key is required at the current position if the scanner is in - // the block context and the current column coincides with the indentation - // level. - - required := parser.flow_level == 0 && parser.indent == parser.mark.column - - // - // If the current position may start a simple key, save it. - // - if parser.simple_key_allowed { - simple_key := yaml_simple_key_t{ - possible: true, - required: required, - token_number: parser.tokens_parsed + (len(parser.tokens) - parser.tokens_head), - } - simple_key.mark = parser.mark - - if !yaml_parser_remove_simple_key(parser) { - return false - } - parser.simple_keys[len(parser.simple_keys)-1] = simple_key - } - return true -} - -// Remove a potential simple key at the current flow level. -func yaml_parser_remove_simple_key(parser *yaml_parser_t) bool { - i := len(parser.simple_keys) - 1 - if parser.simple_keys[i].possible { - // If the key is required, it is an error. - if parser.simple_keys[i].required { - return yaml_parser_set_scanner_error(parser, - "while scanning a simple key", parser.simple_keys[i].mark, - "could not find expected ':'") - } - } - // Remove the key from the stack. - parser.simple_keys[i].possible = false - return true -} - -// Increase the flow level and resize the simple key list if needed. -func yaml_parser_increase_flow_level(parser *yaml_parser_t) bool { - // Reset the simple key on the next level. - parser.simple_keys = append(parser.simple_keys, yaml_simple_key_t{}) - - // Increase the flow level. - parser.flow_level++ - return true -} - -// Decrease the flow level. -func yaml_parser_decrease_flow_level(parser *yaml_parser_t) bool { - if parser.flow_level > 0 { - parser.flow_level-- - parser.simple_keys = parser.simple_keys[:len(parser.simple_keys)-1] - } - return true -} - -// Push the current indentation level to the stack and set the new level -// the current column is greater than the indentation level. In this case, -// append or insert the specified token into the token queue. -func yaml_parser_roll_indent(parser *yaml_parser_t, column, number int, typ yaml_token_type_t, mark yaml_mark_t) bool { - // In the flow context, do nothing. - if parser.flow_level > 0 { - return true - } - - if parser.indent < column { - // Push the current indentation level to the stack and set the new - // indentation level. - parser.indents = append(parser.indents, parser.indent) - parser.indent = column - - // Create a token and insert it into the queue. - token := yaml_token_t{ - typ: typ, - start_mark: mark, - end_mark: mark, - } - if number > -1 { - number -= parser.tokens_parsed - } - yaml_insert_token(parser, number, &token) - } - return true -} - -// Pop indentation levels from the indents stack until the current level -// becomes less or equal to the column. For each indentation level, append -// the BLOCK-END token. -func yaml_parser_unroll_indent(parser *yaml_parser_t, column int) bool { - // In the flow context, do nothing. - if parser.flow_level > 0 { - return true - } - - // Loop through the indentation levels in the stack. - for parser.indent > column { - // Create a token and append it to the queue. - token := yaml_token_t{ - typ: yaml_BLOCK_END_TOKEN, - start_mark: parser.mark, - end_mark: parser.mark, - } - yaml_insert_token(parser, -1, &token) - - // Pop the indentation level. - parser.indent = parser.indents[len(parser.indents)-1] - parser.indents = parser.indents[:len(parser.indents)-1] - } - return true -} - -// Initialize the scanner and produce the STREAM-START token. -func yaml_parser_fetch_stream_start(parser *yaml_parser_t) bool { - - // Set the initial indentation. - parser.indent = -1 - - // Initialize the simple key stack. - parser.simple_keys = append(parser.simple_keys, yaml_simple_key_t{}) - - // A simple key is allowed at the beginning of the stream. - parser.simple_key_allowed = true - - // We have started. - parser.stream_start_produced = true - - // Create the STREAM-START token and append it to the queue. - token := yaml_token_t{ - typ: yaml_STREAM_START_TOKEN, - start_mark: parser.mark, - end_mark: parser.mark, - encoding: parser.encoding, - } - yaml_insert_token(parser, -1, &token) - return true -} - -// Produce the STREAM-END token and shut down the scanner. -func yaml_parser_fetch_stream_end(parser *yaml_parser_t) bool { - - // Force new line. - if parser.mark.column != 0 { - parser.mark.column = 0 - parser.mark.line++ - } - - // Reset the indentation level. - if !yaml_parser_unroll_indent(parser, -1) { - return false - } - - // Reset simple keys. - if !yaml_parser_remove_simple_key(parser) { - return false - } - - parser.simple_key_allowed = false - - // Create the STREAM-END token and append it to the queue. - token := yaml_token_t{ - typ: yaml_STREAM_END_TOKEN, - start_mark: parser.mark, - end_mark: parser.mark, - } - yaml_insert_token(parser, -1, &token) - return true -} - -// Produce a VERSION-DIRECTIVE or TAG-DIRECTIVE token. -func yaml_parser_fetch_directive(parser *yaml_parser_t) bool { - // Reset the indentation level. - if !yaml_parser_unroll_indent(parser, -1) { - return false - } - - // Reset simple keys. - if !yaml_parser_remove_simple_key(parser) { - return false - } - - parser.simple_key_allowed = false - - // Create the YAML-DIRECTIVE or TAG-DIRECTIVE token. - token := yaml_token_t{} - if !yaml_parser_scan_directive(parser, &token) { - return false - } - // Append the token to the queue. - yaml_insert_token(parser, -1, &token) - return true -} - -// Produce the DOCUMENT-START or DOCUMENT-END token. -func yaml_parser_fetch_document_indicator(parser *yaml_parser_t, typ yaml_token_type_t) bool { - // Reset the indentation level. - if !yaml_parser_unroll_indent(parser, -1) { - return false - } - - // Reset simple keys. - if !yaml_parser_remove_simple_key(parser) { - return false - } - - parser.simple_key_allowed = false - - // Consume the token. - start_mark := parser.mark - - skip(parser) - skip(parser) - skip(parser) - - end_mark := parser.mark - - // Create the DOCUMENT-START or DOCUMENT-END token. - token := yaml_token_t{ - typ: typ, - start_mark: start_mark, - end_mark: end_mark, - } - // Append the token to the queue. - yaml_insert_token(parser, -1, &token) - return true -} - -// Produce the FLOW-SEQUENCE-START or FLOW-MAPPING-START token. -func yaml_parser_fetch_flow_collection_start(parser *yaml_parser_t, typ yaml_token_type_t) bool { - // The indicators '[' and '{' may start a simple key. - if !yaml_parser_save_simple_key(parser) { - return false - } - - // Increase the flow level. - if !yaml_parser_increase_flow_level(parser) { - return false - } - - // A simple key may follow the indicators '[' and '{'. - parser.simple_key_allowed = true - - // Consume the token. - start_mark := parser.mark - skip(parser) - end_mark := parser.mark - - // Create the FLOW-SEQUENCE-START of FLOW-MAPPING-START token. - token := yaml_token_t{ - typ: typ, - start_mark: start_mark, - end_mark: end_mark, - } - // Append the token to the queue. - yaml_insert_token(parser, -1, &token) - return true -} - -// Produce the FLOW-SEQUENCE-END or FLOW-MAPPING-END token. -func yaml_parser_fetch_flow_collection_end(parser *yaml_parser_t, typ yaml_token_type_t) bool { - // Reset any potential simple key on the current flow level. - if !yaml_parser_remove_simple_key(parser) { - return false - } - - // Decrease the flow level. - if !yaml_parser_decrease_flow_level(parser) { - return false - } - - // No simple keys after the indicators ']' and '}'. - parser.simple_key_allowed = false - - // Consume the token. - - start_mark := parser.mark - skip(parser) - end_mark := parser.mark - - // Create the FLOW-SEQUENCE-END of FLOW-MAPPING-END token. - token := yaml_token_t{ - typ: typ, - start_mark: start_mark, - end_mark: end_mark, - } - // Append the token to the queue. - yaml_insert_token(parser, -1, &token) - return true -} - -// Produce the FLOW-ENTRY token. -func yaml_parser_fetch_flow_entry(parser *yaml_parser_t) bool { - // Reset any potential simple keys on the current flow level. - if !yaml_parser_remove_simple_key(parser) { - return false - } - - // Simple keys are allowed after ','. - parser.simple_key_allowed = true - - // Consume the token. - start_mark := parser.mark - skip(parser) - end_mark := parser.mark - - // Create the FLOW-ENTRY token and append it to the queue. - token := yaml_token_t{ - typ: yaml_FLOW_ENTRY_TOKEN, - start_mark: start_mark, - end_mark: end_mark, - } - yaml_insert_token(parser, -1, &token) - return true -} - -// Produce the BLOCK-ENTRY token. -func yaml_parser_fetch_block_entry(parser *yaml_parser_t) bool { - // Check if the scanner is in the block context. - if parser.flow_level == 0 { - // Check if we are allowed to start a new entry. - if !parser.simple_key_allowed { - return yaml_parser_set_scanner_error(parser, "", parser.mark, - "block sequence entries are not allowed in this context") - } - // Add the BLOCK-SEQUENCE-START token if needed. - if !yaml_parser_roll_indent(parser, parser.mark.column, -1, yaml_BLOCK_SEQUENCE_START_TOKEN, parser.mark) { - return false - } - } else { - // It is an error for the '-' indicator to occur in the flow context, - // but we let the Parser detect and report about it because the Parser - // is able to point to the context. - } - - // Reset any potential simple keys on the current flow level. - if !yaml_parser_remove_simple_key(parser) { - return false - } - - // Simple keys are allowed after '-'. - parser.simple_key_allowed = true - - // Consume the token. - start_mark := parser.mark - skip(parser) - end_mark := parser.mark - - // Create the BLOCK-ENTRY token and append it to the queue. - token := yaml_token_t{ - typ: yaml_BLOCK_ENTRY_TOKEN, - start_mark: start_mark, - end_mark: end_mark, - } - yaml_insert_token(parser, -1, &token) - return true -} - -// Produce the KEY token. -func yaml_parser_fetch_key(parser *yaml_parser_t) bool { - - // In the block context, additional checks are required. - if parser.flow_level == 0 { - // Check if we are allowed to start a new key (not nessesary simple). - if !parser.simple_key_allowed { - return yaml_parser_set_scanner_error(parser, "", parser.mark, - "mapping keys are not allowed in this context") - } - // Add the BLOCK-MAPPING-START token if needed. - if !yaml_parser_roll_indent(parser, parser.mark.column, -1, yaml_BLOCK_MAPPING_START_TOKEN, parser.mark) { - return false - } - } - - // Reset any potential simple keys on the current flow level. - if !yaml_parser_remove_simple_key(parser) { - return false - } - - // Simple keys are allowed after '?' in the block context. - parser.simple_key_allowed = parser.flow_level == 0 - - // Consume the token. - start_mark := parser.mark - skip(parser) - end_mark := parser.mark - - // Create the KEY token and append it to the queue. - token := yaml_token_t{ - typ: yaml_KEY_TOKEN, - start_mark: start_mark, - end_mark: end_mark, - } - yaml_insert_token(parser, -1, &token) - return true -} - -// Produce the VALUE token. -func yaml_parser_fetch_value(parser *yaml_parser_t) bool { - - simple_key := &parser.simple_keys[len(parser.simple_keys)-1] - - // Have we found a simple key? - if simple_key.possible { - // Create the KEY token and insert it into the queue. - token := yaml_token_t{ - typ: yaml_KEY_TOKEN, - start_mark: simple_key.mark, - end_mark: simple_key.mark, - } - yaml_insert_token(parser, simple_key.token_number-parser.tokens_parsed, &token) - - // In the block context, we may need to add the BLOCK-MAPPING-START token. - if !yaml_parser_roll_indent(parser, simple_key.mark.column, - simple_key.token_number, - yaml_BLOCK_MAPPING_START_TOKEN, simple_key.mark) { - return false - } - - // Remove the simple key. - simple_key.possible = false - - // A simple key cannot follow another simple key. - parser.simple_key_allowed = false - - } else { - // The ':' indicator follows a complex key. - - // In the block context, extra checks are required. - if parser.flow_level == 0 { - - // Check if we are allowed to start a complex value. - if !parser.simple_key_allowed { - return yaml_parser_set_scanner_error(parser, "", parser.mark, - "mapping values are not allowed in this context") - } - - // Add the BLOCK-MAPPING-START token if needed. - if !yaml_parser_roll_indent(parser, parser.mark.column, -1, yaml_BLOCK_MAPPING_START_TOKEN, parser.mark) { - return false - } - } - - // Simple keys after ':' are allowed in the block context. - parser.simple_key_allowed = parser.flow_level == 0 - } - - // Consume the token. - start_mark := parser.mark - skip(parser) - end_mark := parser.mark - - // Create the VALUE token and append it to the queue. - token := yaml_token_t{ - typ: yaml_VALUE_TOKEN, - start_mark: start_mark, - end_mark: end_mark, - } - yaml_insert_token(parser, -1, &token) - return true -} - -// Produce the ALIAS or ANCHOR token. -func yaml_parser_fetch_anchor(parser *yaml_parser_t, typ yaml_token_type_t) bool { - // An anchor or an alias could be a simple key. - if !yaml_parser_save_simple_key(parser) { - return false - } - - // A simple key cannot follow an anchor or an alias. - parser.simple_key_allowed = false - - // Create the ALIAS or ANCHOR token and append it to the queue. - var token yaml_token_t - if !yaml_parser_scan_anchor(parser, &token, typ) { - return false - } - yaml_insert_token(parser, -1, &token) - return true -} - -// Produce the TAG token. -func yaml_parser_fetch_tag(parser *yaml_parser_t) bool { - // A tag could be a simple key. - if !yaml_parser_save_simple_key(parser) { - return false - } - - // A simple key cannot follow a tag. - parser.simple_key_allowed = false - - // Create the TAG token and append it to the queue. - var token yaml_token_t - if !yaml_parser_scan_tag(parser, &token) { - return false - } - yaml_insert_token(parser, -1, &token) - return true -} - -// Produce the SCALAR(...,literal) or SCALAR(...,folded) tokens. -func yaml_parser_fetch_block_scalar(parser *yaml_parser_t, literal bool) bool { - // Remove any potential simple keys. - if !yaml_parser_remove_simple_key(parser) { - return false - } - - // A simple key may follow a block scalar. - parser.simple_key_allowed = true - - // Create the SCALAR token and append it to the queue. - var token yaml_token_t - if !yaml_parser_scan_block_scalar(parser, &token, literal) { - return false - } - yaml_insert_token(parser, -1, &token) - return true -} - -// Produce the SCALAR(...,single-quoted) or SCALAR(...,double-quoted) tokens. -func yaml_parser_fetch_flow_scalar(parser *yaml_parser_t, single bool) bool { - // A plain scalar could be a simple key. - if !yaml_parser_save_simple_key(parser) { - return false - } - - // A simple key cannot follow a flow scalar. - parser.simple_key_allowed = false - - // Create the SCALAR token and append it to the queue. - var token yaml_token_t - if !yaml_parser_scan_flow_scalar(parser, &token, single) { - return false - } - yaml_insert_token(parser, -1, &token) - return true -} - -// Produce the SCALAR(...,plain) token. -func yaml_parser_fetch_plain_scalar(parser *yaml_parser_t) bool { - // A plain scalar could be a simple key. - if !yaml_parser_save_simple_key(parser) { - return false - } - - // A simple key cannot follow a flow scalar. - parser.simple_key_allowed = false - - // Create the SCALAR token and append it to the queue. - var token yaml_token_t - if !yaml_parser_scan_plain_scalar(parser, &token) { - return false - } - yaml_insert_token(parser, -1, &token) - return true -} - -// Eat whitespaces and comments until the next token is found. -func yaml_parser_scan_to_next_token(parser *yaml_parser_t) bool { - - // Until the next token is not found. - for { - // Allow the BOM mark to start a line. - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - if parser.mark.column == 0 && is_bom(parser.buffer, parser.buffer_pos) { - skip(parser) - } - - // Eat whitespaces. - // Tabs are allowed: - // - in the flow context - // - in the block context, but not at the beginning of the line or - // after '-', '?', or ':' (complex value). - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - - for parser.buffer[parser.buffer_pos] == ' ' || ((parser.flow_level > 0 || !parser.simple_key_allowed) && parser.buffer[parser.buffer_pos] == '\t') { - skip(parser) - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - } - - // Eat a comment until a line break. - if parser.buffer[parser.buffer_pos] == '#' { - for !is_breakz(parser.buffer, parser.buffer_pos) { - skip(parser) - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - } - } - - // If it is a line break, eat it. - if is_break(parser.buffer, parser.buffer_pos) { - if parser.unread < 2 && !yaml_parser_update_buffer(parser, 2) { - return false - } - skip_line(parser) - - // In the block context, a new line may start a simple key. - if parser.flow_level == 0 { - parser.simple_key_allowed = true - } - } else { - break // We have found a token. - } - } - - return true -} - -// Scan a YAML-DIRECTIVE or TAG-DIRECTIVE token. -// -// Scope: -// %YAML 1.1 # a comment \n -// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ -// %TAG !yaml! tag:yaml.org,2002: \n -// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ -// -func yaml_parser_scan_directive(parser *yaml_parser_t, token *yaml_token_t) bool { - // Eat '%'. - start_mark := parser.mark - skip(parser) - - // Scan the directive name. - var name []byte - if !yaml_parser_scan_directive_name(parser, start_mark, &name) { - return false - } - - // Is it a YAML directive? - if bytes.Equal(name, []byte("YAML")) { - // Scan the VERSION directive value. - var major, minor int8 - if !yaml_parser_scan_version_directive_value(parser, start_mark, &major, &minor) { - return false - } - end_mark := parser.mark - - // Create a VERSION-DIRECTIVE token. - *token = yaml_token_t{ - typ: yaml_VERSION_DIRECTIVE_TOKEN, - start_mark: start_mark, - end_mark: end_mark, - major: major, - minor: minor, - } - - // Is it a TAG directive? - } else if bytes.Equal(name, []byte("TAG")) { - // Scan the TAG directive value. - var handle, prefix []byte - if !yaml_parser_scan_tag_directive_value(parser, start_mark, &handle, &prefix) { - return false - } - end_mark := parser.mark - - // Create a TAG-DIRECTIVE token. - *token = yaml_token_t{ - typ: yaml_TAG_DIRECTIVE_TOKEN, - start_mark: start_mark, - end_mark: end_mark, - value: handle, - prefix: prefix, - } - - // Unknown directive. - } else { - yaml_parser_set_scanner_error(parser, "while scanning a directive", - start_mark, "found unknown directive name") - return false - } - - // Eat the rest of the line including any comments. - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - - for is_blank(parser.buffer, parser.buffer_pos) { - skip(parser) - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - } - - if parser.buffer[parser.buffer_pos] == '#' { - for !is_breakz(parser.buffer, parser.buffer_pos) { - skip(parser) - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - } - } - - // Check if we are at the end of the line. - if !is_breakz(parser.buffer, parser.buffer_pos) { - yaml_parser_set_scanner_error(parser, "while scanning a directive", - start_mark, "did not find expected comment or line break") - return false - } - - // Eat a line break. - if is_break(parser.buffer, parser.buffer_pos) { - if parser.unread < 2 && !yaml_parser_update_buffer(parser, 2) { - return false - } - skip_line(parser) - } - - return true -} - -// Scan the directive name. -// -// Scope: -// %YAML 1.1 # a comment \n -// ^^^^ -// %TAG !yaml! tag:yaml.org,2002: \n -// ^^^ -// -func yaml_parser_scan_directive_name(parser *yaml_parser_t, start_mark yaml_mark_t, name *[]byte) bool { - // Consume the directive name. - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - - var s []byte - for is_alpha(parser.buffer, parser.buffer_pos) { - s = read(parser, s) - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - } - - // Check if the name is empty. - if len(s) == 0 { - yaml_parser_set_scanner_error(parser, "while scanning a directive", - start_mark, "could not find expected directive name") - return false - } - - // Check for an blank character after the name. - if !is_blankz(parser.buffer, parser.buffer_pos) { - yaml_parser_set_scanner_error(parser, "while scanning a directive", - start_mark, "found unexpected non-alphabetical character") - return false - } - *name = s - return true -} - -// Scan the value of VERSION-DIRECTIVE. -// -// Scope: -// %YAML 1.1 # a comment \n -// ^^^^^^ -func yaml_parser_scan_version_directive_value(parser *yaml_parser_t, start_mark yaml_mark_t, major, minor *int8) bool { - // Eat whitespaces. - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - for is_blank(parser.buffer, parser.buffer_pos) { - skip(parser) - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - } - - // Consume the major version number. - if !yaml_parser_scan_version_directive_number(parser, start_mark, major) { - return false - } - - // Eat '.'. - if parser.buffer[parser.buffer_pos] != '.' { - return yaml_parser_set_scanner_error(parser, "while scanning a %YAML directive", - start_mark, "did not find expected digit or '.' character") - } - - skip(parser) - - // Consume the minor version number. - if !yaml_parser_scan_version_directive_number(parser, start_mark, minor) { - return false - } - return true -} - -const max_number_length = 2 - -// Scan the version number of VERSION-DIRECTIVE. -// -// Scope: -// %YAML 1.1 # a comment \n -// ^ -// %YAML 1.1 # a comment \n -// ^ -func yaml_parser_scan_version_directive_number(parser *yaml_parser_t, start_mark yaml_mark_t, number *int8) bool { - - // Repeat while the next character is digit. - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - var value, length int8 - for is_digit(parser.buffer, parser.buffer_pos) { - // Check if the number is too long. - length++ - if length > max_number_length { - return yaml_parser_set_scanner_error(parser, "while scanning a %YAML directive", - start_mark, "found extremely long version number") - } - value = value*10 + int8(as_digit(parser.buffer, parser.buffer_pos)) - skip(parser) - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - } - - // Check if the number was present. - if length == 0 { - return yaml_parser_set_scanner_error(parser, "while scanning a %YAML directive", - start_mark, "did not find expected version number") - } - *number = value - return true -} - -// Scan the value of a TAG-DIRECTIVE token. -// -// Scope: -// %TAG !yaml! tag:yaml.org,2002: \n -// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ -// -func yaml_parser_scan_tag_directive_value(parser *yaml_parser_t, start_mark yaml_mark_t, handle, prefix *[]byte) bool { - var handle_value, prefix_value []byte - - // Eat whitespaces. - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - - for is_blank(parser.buffer, parser.buffer_pos) { - skip(parser) - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - } - - // Scan a handle. - if !yaml_parser_scan_tag_handle(parser, true, start_mark, &handle_value) { - return false - } - - // Expect a whitespace. - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - if !is_blank(parser.buffer, parser.buffer_pos) { - yaml_parser_set_scanner_error(parser, "while scanning a %TAG directive", - start_mark, "did not find expected whitespace") - return false - } - - // Eat whitespaces. - for is_blank(parser.buffer, parser.buffer_pos) { - skip(parser) - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - } - - // Scan a prefix. - if !yaml_parser_scan_tag_uri(parser, true, nil, start_mark, &prefix_value) { - return false - } - - // Expect a whitespace or line break. - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - if !is_blankz(parser.buffer, parser.buffer_pos) { - yaml_parser_set_scanner_error(parser, "while scanning a %TAG directive", - start_mark, "did not find expected whitespace or line break") - return false - } - - *handle = handle_value - *prefix = prefix_value - return true -} - -func yaml_parser_scan_anchor(parser *yaml_parser_t, token *yaml_token_t, typ yaml_token_type_t) bool { - var s []byte - - // Eat the indicator character. - start_mark := parser.mark - skip(parser) - - // Consume the value. - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - - for is_alpha(parser.buffer, parser.buffer_pos) { - s = read(parser, s) - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - } - - end_mark := parser.mark - - /* - * Check if length of the anchor is greater than 0 and it is followed by - * a whitespace character or one of the indicators: - * - * '?', ':', ',', ']', '}', '%', '@', '`'. - */ - - if len(s) == 0 || - !(is_blankz(parser.buffer, parser.buffer_pos) || parser.buffer[parser.buffer_pos] == '?' || - parser.buffer[parser.buffer_pos] == ':' || parser.buffer[parser.buffer_pos] == ',' || - parser.buffer[parser.buffer_pos] == ']' || parser.buffer[parser.buffer_pos] == '}' || - parser.buffer[parser.buffer_pos] == '%' || parser.buffer[parser.buffer_pos] == '@' || - parser.buffer[parser.buffer_pos] == '`') { - context := "while scanning an alias" - if typ == yaml_ANCHOR_TOKEN { - context = "while scanning an anchor" - } - yaml_parser_set_scanner_error(parser, context, start_mark, - "did not find expected alphabetic or numeric character") - return false - } - - // Create a token. - *token = yaml_token_t{ - typ: typ, - start_mark: start_mark, - end_mark: end_mark, - value: s, - } - - return true -} - -/* - * Scan a TAG token. - */ - -func yaml_parser_scan_tag(parser *yaml_parser_t, token *yaml_token_t) bool { - var handle, suffix []byte - - start_mark := parser.mark - - // Check if the tag is in the canonical form. - if parser.unread < 2 && !yaml_parser_update_buffer(parser, 2) { - return false - } - - if parser.buffer[parser.buffer_pos+1] == '<' { - // Keep the handle as '' - - // Eat '!<' - skip(parser) - skip(parser) - - // Consume the tag value. - if !yaml_parser_scan_tag_uri(parser, false, nil, start_mark, &suffix) { - return false - } - - // Check for '>' and eat it. - if parser.buffer[parser.buffer_pos] != '>' { - yaml_parser_set_scanner_error(parser, "while scanning a tag", - start_mark, "did not find the expected '>'") - return false - } - - skip(parser) - } else { - // The tag has either the '!suffix' or the '!handle!suffix' form. - - // First, try to scan a handle. - if !yaml_parser_scan_tag_handle(parser, false, start_mark, &handle) { - return false - } - - // Check if it is, indeed, handle. - if handle[0] == '!' && len(handle) > 1 && handle[len(handle)-1] == '!' { - // Scan the suffix now. - if !yaml_parser_scan_tag_uri(parser, false, nil, start_mark, &suffix) { - return false - } - } else { - // It wasn't a handle after all. Scan the rest of the tag. - if !yaml_parser_scan_tag_uri(parser, false, handle, start_mark, &suffix) { - return false - } - - // Set the handle to '!'. - handle = []byte{'!'} - - // A special case: the '!' tag. Set the handle to '' and the - // suffix to '!'. - if len(suffix) == 0 { - handle, suffix = suffix, handle - } - } - } - - // Check the character which ends the tag. - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - if !is_blankz(parser.buffer, parser.buffer_pos) { - yaml_parser_set_scanner_error(parser, "while scanning a tag", - start_mark, "did not find expected whitespace or line break") - return false - } - - end_mark := parser.mark - - // Create a token. - *token = yaml_token_t{ - typ: yaml_TAG_TOKEN, - start_mark: start_mark, - end_mark: end_mark, - value: handle, - suffix: suffix, - } - return true -} - -// Scan a tag handle. -func yaml_parser_scan_tag_handle(parser *yaml_parser_t, directive bool, start_mark yaml_mark_t, handle *[]byte) bool { - // Check the initial '!' character. - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - if parser.buffer[parser.buffer_pos] != '!' { - yaml_parser_set_scanner_tag_error(parser, directive, - start_mark, "did not find expected '!'") - return false - } - - var s []byte - - // Copy the '!' character. - s = read(parser, s) - - // Copy all subsequent alphabetical and numerical characters. - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - for is_alpha(parser.buffer, parser.buffer_pos) { - s = read(parser, s) - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - } - - // Check if the trailing character is '!' and copy it. - if parser.buffer[parser.buffer_pos] == '!' { - s = read(parser, s) - } else { - // It's either the '!' tag or not really a tag handle. If it's a %TAG - // directive, it's an error. If it's a tag token, it must be a part of URI. - if directive && string(s) != "!" { - yaml_parser_set_scanner_tag_error(parser, directive, - start_mark, "did not find expected '!'") - return false - } - } - - *handle = s - return true -} - -// Scan a tag. -func yaml_parser_scan_tag_uri(parser *yaml_parser_t, directive bool, head []byte, start_mark yaml_mark_t, uri *[]byte) bool { - //size_t length = head ? strlen((char *)head) : 0 - var s []byte - hasTag := len(head) > 0 - - // Copy the head if needed. - // - // Note that we don't copy the leading '!' character. - if len(head) > 1 { - s = append(s, head[1:]...) - } - - // Scan the tag. - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - - // The set of characters that may appear in URI is as follows: - // - // '0'-'9', 'A'-'Z', 'a'-'z', '_', '-', ';', '/', '?', ':', '@', '&', - // '=', '+', '$', ',', '.', '!', '~', '*', '\'', '(', ')', '[', ']', - // '%'. - // [Go] Convert this into more reasonable logic. - for is_alpha(parser.buffer, parser.buffer_pos) || parser.buffer[parser.buffer_pos] == ';' || - parser.buffer[parser.buffer_pos] == '/' || parser.buffer[parser.buffer_pos] == '?' || - parser.buffer[parser.buffer_pos] == ':' || parser.buffer[parser.buffer_pos] == '@' || - parser.buffer[parser.buffer_pos] == '&' || parser.buffer[parser.buffer_pos] == '=' || - parser.buffer[parser.buffer_pos] == '+' || parser.buffer[parser.buffer_pos] == '$' || - parser.buffer[parser.buffer_pos] == ',' || parser.buffer[parser.buffer_pos] == '.' || - parser.buffer[parser.buffer_pos] == '!' || parser.buffer[parser.buffer_pos] == '~' || - parser.buffer[parser.buffer_pos] == '*' || parser.buffer[parser.buffer_pos] == '\'' || - parser.buffer[parser.buffer_pos] == '(' || parser.buffer[parser.buffer_pos] == ')' || - parser.buffer[parser.buffer_pos] == '[' || parser.buffer[parser.buffer_pos] == ']' || - parser.buffer[parser.buffer_pos] == '%' { - // Check if it is a URI-escape sequence. - if parser.buffer[parser.buffer_pos] == '%' { - if !yaml_parser_scan_uri_escapes(parser, directive, start_mark, &s) { - return false - } - } else { - s = read(parser, s) - } - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - hasTag = true - } - - if !hasTag { - yaml_parser_set_scanner_tag_error(parser, directive, - start_mark, "did not find expected tag URI") - return false - } - *uri = s - return true -} - -// Decode an URI-escape sequence corresponding to a single UTF-8 character. -func yaml_parser_scan_uri_escapes(parser *yaml_parser_t, directive bool, start_mark yaml_mark_t, s *[]byte) bool { - - // Decode the required number of characters. - w := 1024 - for w > 0 { - // Check for a URI-escaped octet. - if parser.unread < 3 && !yaml_parser_update_buffer(parser, 3) { - return false - } - - if !(parser.buffer[parser.buffer_pos] == '%' && - is_hex(parser.buffer, parser.buffer_pos+1) && - is_hex(parser.buffer, parser.buffer_pos+2)) { - return yaml_parser_set_scanner_tag_error(parser, directive, - start_mark, "did not find URI escaped octet") - } - - // Get the octet. - octet := byte((as_hex(parser.buffer, parser.buffer_pos+1) << 4) + as_hex(parser.buffer, parser.buffer_pos+2)) - - // If it is the leading octet, determine the length of the UTF-8 sequence. - if w == 1024 { - w = width(octet) - if w == 0 { - return yaml_parser_set_scanner_tag_error(parser, directive, - start_mark, "found an incorrect leading UTF-8 octet") - } - } else { - // Check if the trailing octet is correct. - if octet&0xC0 != 0x80 { - return yaml_parser_set_scanner_tag_error(parser, directive, - start_mark, "found an incorrect trailing UTF-8 octet") - } - } - - // Copy the octet and move the pointers. - *s = append(*s, octet) - skip(parser) - skip(parser) - skip(parser) - w-- - } - return true -} - -// Scan a block scalar. -func yaml_parser_scan_block_scalar(parser *yaml_parser_t, token *yaml_token_t, literal bool) bool { - // Eat the indicator '|' or '>'. - start_mark := parser.mark - skip(parser) - - // Scan the additional block scalar indicators. - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - - // Check for a chomping indicator. - var chomping, increment int - if parser.buffer[parser.buffer_pos] == '+' || parser.buffer[parser.buffer_pos] == '-' { - // Set the chomping method and eat the indicator. - if parser.buffer[parser.buffer_pos] == '+' { - chomping = +1 - } else { - chomping = -1 - } - skip(parser) - - // Check for an indentation indicator. - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - if is_digit(parser.buffer, parser.buffer_pos) { - // Check that the indentation is greater than 0. - if parser.buffer[parser.buffer_pos] == '0' { - yaml_parser_set_scanner_error(parser, "while scanning a block scalar", - start_mark, "found an indentation indicator equal to 0") - return false - } - - // Get the indentation level and eat the indicator. - increment = as_digit(parser.buffer, parser.buffer_pos) - skip(parser) - } - - } else if is_digit(parser.buffer, parser.buffer_pos) { - // Do the same as above, but in the opposite order. - - if parser.buffer[parser.buffer_pos] == '0' { - yaml_parser_set_scanner_error(parser, "while scanning a block scalar", - start_mark, "found an indentation indicator equal to 0") - return false - } - increment = as_digit(parser.buffer, parser.buffer_pos) - skip(parser) - - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - if parser.buffer[parser.buffer_pos] == '+' || parser.buffer[parser.buffer_pos] == '-' { - if parser.buffer[parser.buffer_pos] == '+' { - chomping = +1 - } else { - chomping = -1 - } - skip(parser) - } - } - - // Eat whitespaces and comments to the end of the line. - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - for is_blank(parser.buffer, parser.buffer_pos) { - skip(parser) - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - } - if parser.buffer[parser.buffer_pos] == '#' { - for !is_breakz(parser.buffer, parser.buffer_pos) { - skip(parser) - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - } - } - - // Check if we are at the end of the line. - if !is_breakz(parser.buffer, parser.buffer_pos) { - yaml_parser_set_scanner_error(parser, "while scanning a block scalar", - start_mark, "did not find expected comment or line break") - return false - } - - // Eat a line break. - if is_break(parser.buffer, parser.buffer_pos) { - if parser.unread < 2 && !yaml_parser_update_buffer(parser, 2) { - return false - } - skip_line(parser) - } - - end_mark := parser.mark - - // Set the indentation level if it was specified. - var indent int - if increment > 0 { - if parser.indent >= 0 { - indent = parser.indent + increment - } else { - indent = increment - } - } - - // Scan the leading line breaks and determine the indentation level if needed. - var s, leading_break, trailing_breaks []byte - if !yaml_parser_scan_block_scalar_breaks(parser, &indent, &trailing_breaks, start_mark, &end_mark) { - return false - } - - // Scan the block scalar content. - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - var leading_blank, trailing_blank bool - for parser.mark.column == indent && !is_z(parser.buffer, parser.buffer_pos) { - // We are at the beginning of a non-empty line. - - // Is it a trailing whitespace? - trailing_blank = is_blank(parser.buffer, parser.buffer_pos) - - // Check if we need to fold the leading line break. - if !literal && !leading_blank && !trailing_blank && len(leading_break) > 0 && leading_break[0] == '\n' { - // Do we need to join the lines by space? - if len(trailing_breaks) == 0 { - s = append(s, ' ') - } - } else { - s = append(s, leading_break...) - } - leading_break = leading_break[:0] - - // Append the remaining line breaks. - s = append(s, trailing_breaks...) - trailing_breaks = trailing_breaks[:0] - - // Is it a leading whitespace? - leading_blank = is_blank(parser.buffer, parser.buffer_pos) - - // Consume the current line. - for !is_breakz(parser.buffer, parser.buffer_pos) { - s = read(parser, s) - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - } - - // Consume the line break. - if parser.unread < 2 && !yaml_parser_update_buffer(parser, 2) { - return false - } - - leading_break = read_line(parser, leading_break) - - // Eat the following indentation spaces and line breaks. - if !yaml_parser_scan_block_scalar_breaks(parser, &indent, &trailing_breaks, start_mark, &end_mark) { - return false - } - } - - // Chomp the tail. - if chomping != -1 { - s = append(s, leading_break...) - } - if chomping == 1 { - s = append(s, trailing_breaks...) - } - - // Create a token. - *token = yaml_token_t{ - typ: yaml_SCALAR_TOKEN, - start_mark: start_mark, - end_mark: end_mark, - value: s, - style: yaml_LITERAL_SCALAR_STYLE, - } - if !literal { - token.style = yaml_FOLDED_SCALAR_STYLE - } - return true -} - -// Scan indentation spaces and line breaks for a block scalar. Determine the -// indentation level if needed. -func yaml_parser_scan_block_scalar_breaks(parser *yaml_parser_t, indent *int, breaks *[]byte, start_mark yaml_mark_t, end_mark *yaml_mark_t) bool { - *end_mark = parser.mark - - // Eat the indentation spaces and line breaks. - max_indent := 0 - for { - // Eat the indentation spaces. - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - for (*indent == 0 || parser.mark.column < *indent) && is_space(parser.buffer, parser.buffer_pos) { - skip(parser) - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - } - if parser.mark.column > max_indent { - max_indent = parser.mark.column - } - - // Check for a tab character messing the indentation. - if (*indent == 0 || parser.mark.column < *indent) && is_tab(parser.buffer, parser.buffer_pos) { - return yaml_parser_set_scanner_error(parser, "while scanning a block scalar", - start_mark, "found a tab character where an indentation space is expected") - } - - // Have we found a non-empty line? - if !is_break(parser.buffer, parser.buffer_pos) { - break - } - - // Consume the line break. - if parser.unread < 2 && !yaml_parser_update_buffer(parser, 2) { - return false - } - // [Go] Should really be returning breaks instead. - *breaks = read_line(parser, *breaks) - *end_mark = parser.mark - } - - // Determine the indentation level if needed. - if *indent == 0 { - *indent = max_indent - if *indent < parser.indent+1 { - *indent = parser.indent + 1 - } - if *indent < 1 { - *indent = 1 - } - } - return true -} - -// Scan a quoted scalar. -func yaml_parser_scan_flow_scalar(parser *yaml_parser_t, token *yaml_token_t, single bool) bool { - // Eat the left quote. - start_mark := parser.mark - skip(parser) - - // Consume the content of the quoted scalar. - var s, leading_break, trailing_breaks, whitespaces []byte - for { - // Check that there are no document indicators at the beginning of the line. - if parser.unread < 4 && !yaml_parser_update_buffer(parser, 4) { - return false - } - - if parser.mark.column == 0 && - ((parser.buffer[parser.buffer_pos+0] == '-' && - parser.buffer[parser.buffer_pos+1] == '-' && - parser.buffer[parser.buffer_pos+2] == '-') || - (parser.buffer[parser.buffer_pos+0] == '.' && - parser.buffer[parser.buffer_pos+1] == '.' && - parser.buffer[parser.buffer_pos+2] == '.')) && - is_blankz(parser.buffer, parser.buffer_pos+3) { - yaml_parser_set_scanner_error(parser, "while scanning a quoted scalar", - start_mark, "found unexpected document indicator") - return false - } - - // Check for EOF. - if is_z(parser.buffer, parser.buffer_pos) { - yaml_parser_set_scanner_error(parser, "while scanning a quoted scalar", - start_mark, "found unexpected end of stream") - return false - } - - // Consume non-blank characters. - leading_blanks := false - for !is_blankz(parser.buffer, parser.buffer_pos) { - if single && parser.buffer[parser.buffer_pos] == '\'' && parser.buffer[parser.buffer_pos+1] == '\'' { - // Is is an escaped single quote. - s = append(s, '\'') - skip(parser) - skip(parser) - - } else if single && parser.buffer[parser.buffer_pos] == '\'' { - // It is a right single quote. - break - } else if !single && parser.buffer[parser.buffer_pos] == '"' { - // It is a right double quote. - break - - } else if !single && parser.buffer[parser.buffer_pos] == '\\' && is_break(parser.buffer, parser.buffer_pos+1) { - // It is an escaped line break. - if parser.unread < 3 && !yaml_parser_update_buffer(parser, 3) { - return false - } - skip(parser) - skip_line(parser) - leading_blanks = true - break - - } else if !single && parser.buffer[parser.buffer_pos] == '\\' { - // It is an escape sequence. - code_length := 0 - - // Check the escape character. - switch parser.buffer[parser.buffer_pos+1] { - case '0': - s = append(s, 0) - case 'a': - s = append(s, '\x07') - case 'b': - s = append(s, '\x08') - case 't', '\t': - s = append(s, '\x09') - case 'n': - s = append(s, '\x0A') - case 'v': - s = append(s, '\x0B') - case 'f': - s = append(s, '\x0C') - case 'r': - s = append(s, '\x0D') - case 'e': - s = append(s, '\x1B') - case ' ': - s = append(s, '\x20') - case '"': - s = append(s, '"') - case '\'': - s = append(s, '\'') - case '\\': - s = append(s, '\\') - case 'N': // NEL (#x85) - s = append(s, '\xC2') - s = append(s, '\x85') - case '_': // #xA0 - s = append(s, '\xC2') - s = append(s, '\xA0') - case 'L': // LS (#x2028) - s = append(s, '\xE2') - s = append(s, '\x80') - s = append(s, '\xA8') - case 'P': // PS (#x2029) - s = append(s, '\xE2') - s = append(s, '\x80') - s = append(s, '\xA9') - case 'x': - code_length = 2 - case 'u': - code_length = 4 - case 'U': - code_length = 8 - default: - yaml_parser_set_scanner_error(parser, "while parsing a quoted scalar", - start_mark, "found unknown escape character") - return false - } - - skip(parser) - skip(parser) - - // Consume an arbitrary escape code. - if code_length > 0 { - var value int - - // Scan the character value. - if parser.unread < code_length && !yaml_parser_update_buffer(parser, code_length) { - return false - } - for k := 0; k < code_length; k++ { - if !is_hex(parser.buffer, parser.buffer_pos+k) { - yaml_parser_set_scanner_error(parser, "while parsing a quoted scalar", - start_mark, "did not find expected hexdecimal number") - return false - } - value = (value << 4) + as_hex(parser.buffer, parser.buffer_pos+k) - } - - // Check the value and write the character. - if (value >= 0xD800 && value <= 0xDFFF) || value > 0x10FFFF { - yaml_parser_set_scanner_error(parser, "while parsing a quoted scalar", - start_mark, "found invalid Unicode character escape code") - return false - } - if value <= 0x7F { - s = append(s, byte(value)) - } else if value <= 0x7FF { - s = append(s, byte(0xC0+(value>>6))) - s = append(s, byte(0x80+(value&0x3F))) - } else if value <= 0xFFFF { - s = append(s, byte(0xE0+(value>>12))) - s = append(s, byte(0x80+((value>>6)&0x3F))) - s = append(s, byte(0x80+(value&0x3F))) - } else { - s = append(s, byte(0xF0+(value>>18))) - s = append(s, byte(0x80+((value>>12)&0x3F))) - s = append(s, byte(0x80+((value>>6)&0x3F))) - s = append(s, byte(0x80+(value&0x3F))) - } - - // Advance the pointer. - for k := 0; k < code_length; k++ { - skip(parser) - } - } - } else { - // It is a non-escaped non-blank character. - s = read(parser, s) - } - if parser.unread < 2 && !yaml_parser_update_buffer(parser, 2) { - return false - } - } - - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - - // Check if we are at the end of the scalar. - if single { - if parser.buffer[parser.buffer_pos] == '\'' { - break - } - } else { - if parser.buffer[parser.buffer_pos] == '"' { - break - } - } - - // Consume blank characters. - for is_blank(parser.buffer, parser.buffer_pos) || is_break(parser.buffer, parser.buffer_pos) { - if is_blank(parser.buffer, parser.buffer_pos) { - // Consume a space or a tab character. - if !leading_blanks { - whitespaces = read(parser, whitespaces) - } else { - skip(parser) - } - } else { - if parser.unread < 2 && !yaml_parser_update_buffer(parser, 2) { - return false - } - - // Check if it is a first line break. - if !leading_blanks { - whitespaces = whitespaces[:0] - leading_break = read_line(parser, leading_break) - leading_blanks = true - } else { - trailing_breaks = read_line(parser, trailing_breaks) - } - } - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - } - - // Join the whitespaces or fold line breaks. - if leading_blanks { - // Do we need to fold line breaks? - if len(leading_break) > 0 && leading_break[0] == '\n' { - if len(trailing_breaks) == 0 { - s = append(s, ' ') - } else { - s = append(s, trailing_breaks...) - } - } else { - s = append(s, leading_break...) - s = append(s, trailing_breaks...) - } - trailing_breaks = trailing_breaks[:0] - leading_break = leading_break[:0] - } else { - s = append(s, whitespaces...) - whitespaces = whitespaces[:0] - } - } - - // Eat the right quote. - skip(parser) - end_mark := parser.mark - - // Create a token. - *token = yaml_token_t{ - typ: yaml_SCALAR_TOKEN, - start_mark: start_mark, - end_mark: end_mark, - value: s, - style: yaml_SINGLE_QUOTED_SCALAR_STYLE, - } - if !single { - token.style = yaml_DOUBLE_QUOTED_SCALAR_STYLE - } - return true -} - -// Scan a plain scalar. -func yaml_parser_scan_plain_scalar(parser *yaml_parser_t, token *yaml_token_t) bool { - - var s, leading_break, trailing_breaks, whitespaces []byte - var leading_blanks bool - var indent = parser.indent + 1 - - start_mark := parser.mark - end_mark := parser.mark - - // Consume the content of the plain scalar. - for { - // Check for a document indicator. - if parser.unread < 4 && !yaml_parser_update_buffer(parser, 4) { - return false - } - if parser.mark.column == 0 && - ((parser.buffer[parser.buffer_pos+0] == '-' && - parser.buffer[parser.buffer_pos+1] == '-' && - parser.buffer[parser.buffer_pos+2] == '-') || - (parser.buffer[parser.buffer_pos+0] == '.' && - parser.buffer[parser.buffer_pos+1] == '.' && - parser.buffer[parser.buffer_pos+2] == '.')) && - is_blankz(parser.buffer, parser.buffer_pos+3) { - break - } - - // Check for a comment. - if parser.buffer[parser.buffer_pos] == '#' { - break - } - - // Consume non-blank characters. - for !is_blankz(parser.buffer, parser.buffer_pos) { - - // Check for indicators that may end a plain scalar. - if (parser.buffer[parser.buffer_pos] == ':' && is_blankz(parser.buffer, parser.buffer_pos+1)) || - (parser.flow_level > 0 && - (parser.buffer[parser.buffer_pos] == ',' || - parser.buffer[parser.buffer_pos] == '?' || parser.buffer[parser.buffer_pos] == '[' || - parser.buffer[parser.buffer_pos] == ']' || parser.buffer[parser.buffer_pos] == '{' || - parser.buffer[parser.buffer_pos] == '}')) { - break - } - - // Check if we need to join whitespaces and breaks. - if leading_blanks || len(whitespaces) > 0 { - if leading_blanks { - // Do we need to fold line breaks? - if leading_break[0] == '\n' { - if len(trailing_breaks) == 0 { - s = append(s, ' ') - } else { - s = append(s, trailing_breaks...) - } - } else { - s = append(s, leading_break...) - s = append(s, trailing_breaks...) - } - trailing_breaks = trailing_breaks[:0] - leading_break = leading_break[:0] - leading_blanks = false - } else { - s = append(s, whitespaces...) - whitespaces = whitespaces[:0] - } - } - - // Copy the character. - s = read(parser, s) - - end_mark = parser.mark - if parser.unread < 2 && !yaml_parser_update_buffer(parser, 2) { - return false - } - } - - // Is it the end? - if !(is_blank(parser.buffer, parser.buffer_pos) || is_break(parser.buffer, parser.buffer_pos)) { - break - } - - // Consume blank characters. - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - - for is_blank(parser.buffer, parser.buffer_pos) || is_break(parser.buffer, parser.buffer_pos) { - if is_blank(parser.buffer, parser.buffer_pos) { - - // Check for tab characters that abuse indentation. - if leading_blanks && parser.mark.column < indent && is_tab(parser.buffer, parser.buffer_pos) { - yaml_parser_set_scanner_error(parser, "while scanning a plain scalar", - start_mark, "found a tab character that violates indentation") - return false - } - - // Consume a space or a tab character. - if !leading_blanks { - whitespaces = read(parser, whitespaces) - } else { - skip(parser) - } - } else { - if parser.unread < 2 && !yaml_parser_update_buffer(parser, 2) { - return false - } - - // Check if it is a first line break. - if !leading_blanks { - whitespaces = whitespaces[:0] - leading_break = read_line(parser, leading_break) - leading_blanks = true - } else { - trailing_breaks = read_line(parser, trailing_breaks) - } - } - if parser.unread < 1 && !yaml_parser_update_buffer(parser, 1) { - return false - } - } - - // Check indentation level. - if parser.flow_level == 0 && parser.mark.column < indent { - break - } - } - - // Create a token. - *token = yaml_token_t{ - typ: yaml_SCALAR_TOKEN, - start_mark: start_mark, - end_mark: end_mark, - value: s, - style: yaml_PLAIN_SCALAR_STYLE, - } - - // Note that we change the 'simple_key_allowed' flag. - if leading_blanks { - parser.simple_key_allowed = true - } - return true -} diff --git a/vendor/gopkg.in/yaml.v2/sorter.go b/vendor/gopkg.in/yaml.v2/sorter.go deleted file mode 100644 index 4c45e660..00000000 --- a/vendor/gopkg.in/yaml.v2/sorter.go +++ /dev/null @@ -1,113 +0,0 @@ -package yaml - -import ( - "reflect" - "unicode" -) - -type keyList []reflect.Value - -func (l keyList) Len() int { return len(l) } -func (l keyList) Swap(i, j int) { l[i], l[j] = l[j], l[i] } -func (l keyList) Less(i, j int) bool { - a := l[i] - b := l[j] - ak := a.Kind() - bk := b.Kind() - for (ak == reflect.Interface || ak == reflect.Ptr) && !a.IsNil() { - a = a.Elem() - ak = a.Kind() - } - for (bk == reflect.Interface || bk == reflect.Ptr) && !b.IsNil() { - b = b.Elem() - bk = b.Kind() - } - af, aok := keyFloat(a) - bf, bok := keyFloat(b) - if aok && bok { - if af != bf { - return af < bf - } - if ak != bk { - return ak < bk - } - return numLess(a, b) - } - if ak != reflect.String || bk != reflect.String { - return ak < bk - } - ar, br := []rune(a.String()), []rune(b.String()) - for i := 0; i < len(ar) && i < len(br); i++ { - if ar[i] == br[i] { - continue - } - al := unicode.IsLetter(ar[i]) - bl := unicode.IsLetter(br[i]) - if al && bl { - return ar[i] < br[i] - } - if al || bl { - return bl - } - var ai, bi int - var an, bn int64 - if ar[i] == '0' || br[i] == '0' { - for j := i-1; j >= 0 && unicode.IsDigit(ar[j]); j-- { - if ar[j] != '0' { - an = 1 - bn = 1 - break - } - } - } - for ai = i; ai < len(ar) && unicode.IsDigit(ar[ai]); ai++ { - an = an*10 + int64(ar[ai]-'0') - } - for bi = i; bi < len(br) && unicode.IsDigit(br[bi]); bi++ { - bn = bn*10 + int64(br[bi]-'0') - } - if an != bn { - return an < bn - } - if ai != bi { - return ai < bi - } - return ar[i] < br[i] - } - return len(ar) < len(br) -} - -// keyFloat returns a float value for v if it is a number/bool -// and whether it is a number/bool or not. -func keyFloat(v reflect.Value) (f float64, ok bool) { - switch v.Kind() { - case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64: - return float64(v.Int()), true - case reflect.Float32, reflect.Float64: - return v.Float(), true - case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uintptr: - return float64(v.Uint()), true - case reflect.Bool: - if v.Bool() { - return 1, true - } - return 0, true - } - return 0, false -} - -// numLess returns whether a < b. -// a and b must necessarily have the same kind. -func numLess(a, b reflect.Value) bool { - switch a.Kind() { - case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64: - return a.Int() < b.Int() - case reflect.Float32, reflect.Float64: - return a.Float() < b.Float() - case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uintptr: - return a.Uint() < b.Uint() - case reflect.Bool: - return !a.Bool() && b.Bool() - } - panic("not a number") -} diff --git a/vendor/gopkg.in/yaml.v2/writerc.go b/vendor/gopkg.in/yaml.v2/writerc.go deleted file mode 100644 index a2dde608..00000000 --- a/vendor/gopkg.in/yaml.v2/writerc.go +++ /dev/null @@ -1,26 +0,0 @@ -package yaml - -// Set the writer error and return false. -func yaml_emitter_set_writer_error(emitter *yaml_emitter_t, problem string) bool { - emitter.error = yaml_WRITER_ERROR - emitter.problem = problem - return false -} - -// Flush the output buffer. -func yaml_emitter_flush(emitter *yaml_emitter_t) bool { - if emitter.write_handler == nil { - panic("write handler not set") - } - - // Check if the buffer is empty. - if emitter.buffer_pos == 0 { - return true - } - - if err := emitter.write_handler(emitter, emitter.buffer[:emitter.buffer_pos]); err != nil { - return yaml_emitter_set_writer_error(emitter, "write error: "+err.Error()) - } - emitter.buffer_pos = 0 - return true -} diff --git a/vendor/gopkg.in/yaml.v2/yaml.go b/vendor/gopkg.in/yaml.v2/yaml.go deleted file mode 100644 index de85aa4c..00000000 --- a/vendor/gopkg.in/yaml.v2/yaml.go +++ /dev/null @@ -1,466 +0,0 @@ -// Package yaml implements YAML support for the Go language. -// -// Source code and other details for the project are available at GitHub: -// -// https://github.com/go-yaml/yaml -// -package yaml - -import ( - "errors" - "fmt" - "io" - "reflect" - "strings" - "sync" -) - -// MapSlice encodes and decodes as a YAML map. -// The order of keys is preserved when encoding and decoding. -type MapSlice []MapItem - -// MapItem is an item in a MapSlice. -type MapItem struct { - Key, Value interface{} -} - -// The Unmarshaler interface may be implemented by types to customize their -// behavior when being unmarshaled from a YAML document. The UnmarshalYAML -// method receives a function that may be called to unmarshal the original -// YAML value into a field or variable. It is safe to call the unmarshal -// function parameter more than once if necessary. -type Unmarshaler interface { - UnmarshalYAML(unmarshal func(interface{}) error) error -} - -// The Marshaler interface may be implemented by types to customize their -// behavior when being marshaled into a YAML document. The returned value -// is marshaled in place of the original value implementing Marshaler. -// -// If an error is returned by MarshalYAML, the marshaling procedure stops -// and returns with the provided error. -type Marshaler interface { - MarshalYAML() (interface{}, error) -} - -// Unmarshal decodes the first document found within the in byte slice -// and assigns decoded values into the out value. -// -// Maps and pointers (to a struct, string, int, etc) are accepted as out -// values. If an internal pointer within a struct is not initialized, -// the yaml package will initialize it if necessary for unmarshalling -// the provided data. The out parameter must not be nil. -// -// The type of the decoded values should be compatible with the respective -// values in out. If one or more values cannot be decoded due to a type -// mismatches, decoding continues partially until the end of the YAML -// content, and a *yaml.TypeError is returned with details for all -// missed values. -// -// Struct fields are only unmarshalled if they are exported (have an -// upper case first letter), and are unmarshalled using the field name -// lowercased as the default key. Custom keys may be defined via the -// "yaml" name in the field tag: the content preceding the first comma -// is used as the key, and the following comma-separated options are -// used to tweak the marshalling process (see Marshal). -// Conflicting names result in a runtime error. -// -// For example: -// -// type T struct { -// F int `yaml:"a,omitempty"` -// B int -// } -// var t T -// yaml.Unmarshal([]byte("a: 1\nb: 2"), &t) -// -// See the documentation of Marshal for the format of tags and a list of -// supported tag options. -// -func Unmarshal(in []byte, out interface{}) (err error) { - return unmarshal(in, out, false) -} - -// UnmarshalStrict is like Unmarshal except that any fields that are found -// in the data that do not have corresponding struct members, or mapping -// keys that are duplicates, will result in -// an error. -func UnmarshalStrict(in []byte, out interface{}) (err error) { - return unmarshal(in, out, true) -} - -// A Decorder reads and decodes YAML values from an input stream. -type Decoder struct { - strict bool - parser *parser -} - -// NewDecoder returns a new decoder that reads from r. -// -// The decoder introduces its own buffering and may read -// data from r beyond the YAML values requested. -func NewDecoder(r io.Reader) *Decoder { - return &Decoder{ - parser: newParserFromReader(r), - } -} - -// SetStrict sets whether strict decoding behaviour is enabled when -// decoding items in the data (see UnmarshalStrict). By default, decoding is not strict. -func (dec *Decoder) SetStrict(strict bool) { - dec.strict = strict -} - -// Decode reads the next YAML-encoded value from its input -// and stores it in the value pointed to by v. -// -// See the documentation for Unmarshal for details about the -// conversion of YAML into a Go value. -func (dec *Decoder) Decode(v interface{}) (err error) { - d := newDecoder(dec.strict) - defer handleErr(&err) - node := dec.parser.parse() - if node == nil { - return io.EOF - } - out := reflect.ValueOf(v) - if out.Kind() == reflect.Ptr && !out.IsNil() { - out = out.Elem() - } - d.unmarshal(node, out) - if len(d.terrors) > 0 { - return &TypeError{d.terrors} - } - return nil -} - -func unmarshal(in []byte, out interface{}, strict bool) (err error) { - defer handleErr(&err) - d := newDecoder(strict) - p := newParser(in) - defer p.destroy() - node := p.parse() - if node != nil { - v := reflect.ValueOf(out) - if v.Kind() == reflect.Ptr && !v.IsNil() { - v = v.Elem() - } - d.unmarshal(node, v) - } - if len(d.terrors) > 0 { - return &TypeError{d.terrors} - } - return nil -} - -// Marshal serializes the value provided into a YAML document. The structure -// of the generated document will reflect the structure of the value itself. -// Maps and pointers (to struct, string, int, etc) are accepted as the in value. -// -// Struct fields are only marshalled if they are exported (have an upper case -// first letter), and are marshalled using the field name lowercased as the -// default key. Custom keys may be defined via the "yaml" name in the field -// tag: the content preceding the first comma is used as the key, and the -// following comma-separated options are used to tweak the marshalling process. -// Conflicting names result in a runtime error. -// -// The field tag format accepted is: -// -// `(...) yaml:"[][,[,]]" (...)` -// -// The following flags are currently supported: -// -// omitempty Only include the field if it's not set to the zero -// value for the type or to empty slices or maps. -// Zero valued structs will be omitted if all their public -// fields are zero, unless they implement an IsZero -// method (see the IsZeroer interface type), in which -// case the field will be included if that method returns true. -// -// flow Marshal using a flow style (useful for structs, -// sequences and maps). -// -// inline Inline the field, which must be a struct or a map, -// causing all of its fields or keys to be processed as if -// they were part of the outer struct. For maps, keys must -// not conflict with the yaml keys of other struct fields. -// -// In addition, if the key is "-", the field is ignored. -// -// For example: -// -// type T struct { -// F int `yaml:"a,omitempty"` -// B int -// } -// yaml.Marshal(&T{B: 2}) // Returns "b: 2\n" -// yaml.Marshal(&T{F: 1}} // Returns "a: 1\nb: 0\n" -// -func Marshal(in interface{}) (out []byte, err error) { - defer handleErr(&err) - e := newEncoder() - defer e.destroy() - e.marshalDoc("", reflect.ValueOf(in)) - e.finish() - out = e.out - return -} - -// An Encoder writes YAML values to an output stream. -type Encoder struct { - encoder *encoder -} - -// NewEncoder returns a new encoder that writes to w. -// The Encoder should be closed after use to flush all data -// to w. -func NewEncoder(w io.Writer) *Encoder { - return &Encoder{ - encoder: newEncoderWithWriter(w), - } -} - -// Encode writes the YAML encoding of v to the stream. -// If multiple items are encoded to the stream, the -// second and subsequent document will be preceded -// with a "---" document separator, but the first will not. -// -// See the documentation for Marshal for details about the conversion of Go -// values to YAML. -func (e *Encoder) Encode(v interface{}) (err error) { - defer handleErr(&err) - e.encoder.marshalDoc("", reflect.ValueOf(v)) - return nil -} - -// Close closes the encoder by writing any remaining data. -// It does not write a stream terminating string "...". -func (e *Encoder) Close() (err error) { - defer handleErr(&err) - e.encoder.finish() - return nil -} - -func handleErr(err *error) { - if v := recover(); v != nil { - if e, ok := v.(yamlError); ok { - *err = e.err - } else { - panic(v) - } - } -} - -type yamlError struct { - err error -} - -func fail(err error) { - panic(yamlError{err}) -} - -func failf(format string, args ...interface{}) { - panic(yamlError{fmt.Errorf("yaml: "+format, args...)}) -} - -// A TypeError is returned by Unmarshal when one or more fields in -// the YAML document cannot be properly decoded into the requested -// types. When this error is returned, the value is still -// unmarshaled partially. -type TypeError struct { - Errors []string -} - -func (e *TypeError) Error() string { - return fmt.Sprintf("yaml: unmarshal errors:\n %s", strings.Join(e.Errors, "\n ")) -} - -// -------------------------------------------------------------------------- -// Maintain a mapping of keys to structure field indexes - -// The code in this section was copied from mgo/bson. - -// structInfo holds details for the serialization of fields of -// a given struct. -type structInfo struct { - FieldsMap map[string]fieldInfo - FieldsList []fieldInfo - - // InlineMap is the number of the field in the struct that - // contains an ,inline map, or -1 if there's none. - InlineMap int -} - -type fieldInfo struct { - Key string - Num int - OmitEmpty bool - Flow bool - // Id holds the unique field identifier, so we can cheaply - // check for field duplicates without maintaining an extra map. - Id int - - // Inline holds the field index if the field is part of an inlined struct. - Inline []int -} - -var structMap = make(map[reflect.Type]*structInfo) -var fieldMapMutex sync.RWMutex - -func getStructInfo(st reflect.Type) (*structInfo, error) { - fieldMapMutex.RLock() - sinfo, found := structMap[st] - fieldMapMutex.RUnlock() - if found { - return sinfo, nil - } - - n := st.NumField() - fieldsMap := make(map[string]fieldInfo) - fieldsList := make([]fieldInfo, 0, n) - inlineMap := -1 - for i := 0; i != n; i++ { - field := st.Field(i) - if field.PkgPath != "" && !field.Anonymous { - continue // Private field - } - - info := fieldInfo{Num: i} - - tag := field.Tag.Get("yaml") - if tag == "" && strings.Index(string(field.Tag), ":") < 0 { - tag = string(field.Tag) - } - if tag == "-" { - continue - } - - inline := false - fields := strings.Split(tag, ",") - if len(fields) > 1 { - for _, flag := range fields[1:] { - switch flag { - case "omitempty": - info.OmitEmpty = true - case "flow": - info.Flow = true - case "inline": - inline = true - default: - return nil, errors.New(fmt.Sprintf("Unsupported flag %q in tag %q of type %s", flag, tag, st)) - } - } - tag = fields[0] - } - - if inline { - switch field.Type.Kind() { - case reflect.Map: - if inlineMap >= 0 { - return nil, errors.New("Multiple ,inline maps in struct " + st.String()) - } - if field.Type.Key() != reflect.TypeOf("") { - return nil, errors.New("Option ,inline needs a map with string keys in struct " + st.String()) - } - inlineMap = info.Num - case reflect.Struct: - sinfo, err := getStructInfo(field.Type) - if err != nil { - return nil, err - } - for _, finfo := range sinfo.FieldsList { - if _, found := fieldsMap[finfo.Key]; found { - msg := "Duplicated key '" + finfo.Key + "' in struct " + st.String() - return nil, errors.New(msg) - } - if finfo.Inline == nil { - finfo.Inline = []int{i, finfo.Num} - } else { - finfo.Inline = append([]int{i}, finfo.Inline...) - } - finfo.Id = len(fieldsList) - fieldsMap[finfo.Key] = finfo - fieldsList = append(fieldsList, finfo) - } - default: - //return nil, errors.New("Option ,inline needs a struct value or map field") - return nil, errors.New("Option ,inline needs a struct value field") - } - continue - } - - if tag != "" { - info.Key = tag - } else { - info.Key = strings.ToLower(field.Name) - } - - if _, found = fieldsMap[info.Key]; found { - msg := "Duplicated key '" + info.Key + "' in struct " + st.String() - return nil, errors.New(msg) - } - - info.Id = len(fieldsList) - fieldsList = append(fieldsList, info) - fieldsMap[info.Key] = info - } - - sinfo = &structInfo{ - FieldsMap: fieldsMap, - FieldsList: fieldsList, - InlineMap: inlineMap, - } - - fieldMapMutex.Lock() - structMap[st] = sinfo - fieldMapMutex.Unlock() - return sinfo, nil -} - -// IsZeroer is used to check whether an object is zero to -// determine whether it should be omitted when marshaling -// with the omitempty flag. One notable implementation -// is time.Time. -type IsZeroer interface { - IsZero() bool -} - -func isZero(v reflect.Value) bool { - kind := v.Kind() - if z, ok := v.Interface().(IsZeroer); ok { - if (kind == reflect.Ptr || kind == reflect.Interface) && v.IsNil() { - return true - } - return z.IsZero() - } - switch kind { - case reflect.String: - return len(v.String()) == 0 - case reflect.Interface, reflect.Ptr: - return v.IsNil() - case reflect.Slice: - return v.Len() == 0 - case reflect.Map: - return v.Len() == 0 - case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64: - return v.Int() == 0 - case reflect.Float32, reflect.Float64: - return v.Float() == 0 - case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uintptr: - return v.Uint() == 0 - case reflect.Bool: - return !v.Bool() - case reflect.Struct: - vt := v.Type() - for i := v.NumField() - 1; i >= 0; i-- { - if vt.Field(i).PkgPath != "" { - continue // Private field - } - if !isZero(v.Field(i)) { - return false - } - } - return true - } - return false -} diff --git a/vendor/gopkg.in/yaml.v2/yamlh.go b/vendor/gopkg.in/yaml.v2/yamlh.go deleted file mode 100644 index e25cee56..00000000 --- a/vendor/gopkg.in/yaml.v2/yamlh.go +++ /dev/null @@ -1,738 +0,0 @@ -package yaml - -import ( - "fmt" - "io" -) - -// The version directive data. -type yaml_version_directive_t struct { - major int8 // The major version number. - minor int8 // The minor version number. -} - -// The tag directive data. -type yaml_tag_directive_t struct { - handle []byte // The tag handle. - prefix []byte // The tag prefix. -} - -type yaml_encoding_t int - -// The stream encoding. -const ( - // Let the parser choose the encoding. - yaml_ANY_ENCODING yaml_encoding_t = iota - - yaml_UTF8_ENCODING // The default UTF-8 encoding. - yaml_UTF16LE_ENCODING // The UTF-16-LE encoding with BOM. - yaml_UTF16BE_ENCODING // The UTF-16-BE encoding with BOM. -) - -type yaml_break_t int - -// Line break types. -const ( - // Let the parser choose the break type. - yaml_ANY_BREAK yaml_break_t = iota - - yaml_CR_BREAK // Use CR for line breaks (Mac style). - yaml_LN_BREAK // Use LN for line breaks (Unix style). - yaml_CRLN_BREAK // Use CR LN for line breaks (DOS style). -) - -type yaml_error_type_t int - -// Many bad things could happen with the parser and emitter. -const ( - // No error is produced. - yaml_NO_ERROR yaml_error_type_t = iota - - yaml_MEMORY_ERROR // Cannot allocate or reallocate a block of memory. - yaml_READER_ERROR // Cannot read or decode the input stream. - yaml_SCANNER_ERROR // Cannot scan the input stream. - yaml_PARSER_ERROR // Cannot parse the input stream. - yaml_COMPOSER_ERROR // Cannot compose a YAML document. - yaml_WRITER_ERROR // Cannot write to the output stream. - yaml_EMITTER_ERROR // Cannot emit a YAML stream. -) - -// The pointer position. -type yaml_mark_t struct { - index int // The position index. - line int // The position line. - column int // The position column. -} - -// Node Styles - -type yaml_style_t int8 - -type yaml_scalar_style_t yaml_style_t - -// Scalar styles. -const ( - // Let the emitter choose the style. - yaml_ANY_SCALAR_STYLE yaml_scalar_style_t = iota - - yaml_PLAIN_SCALAR_STYLE // The plain scalar style. - yaml_SINGLE_QUOTED_SCALAR_STYLE // The single-quoted scalar style. - yaml_DOUBLE_QUOTED_SCALAR_STYLE // The double-quoted scalar style. - yaml_LITERAL_SCALAR_STYLE // The literal scalar style. - yaml_FOLDED_SCALAR_STYLE // The folded scalar style. -) - -type yaml_sequence_style_t yaml_style_t - -// Sequence styles. -const ( - // Let the emitter choose the style. - yaml_ANY_SEQUENCE_STYLE yaml_sequence_style_t = iota - - yaml_BLOCK_SEQUENCE_STYLE // The block sequence style. - yaml_FLOW_SEQUENCE_STYLE // The flow sequence style. -) - -type yaml_mapping_style_t yaml_style_t - -// Mapping styles. -const ( - // Let the emitter choose the style. - yaml_ANY_MAPPING_STYLE yaml_mapping_style_t = iota - - yaml_BLOCK_MAPPING_STYLE // The block mapping style. - yaml_FLOW_MAPPING_STYLE // The flow mapping style. -) - -// Tokens - -type yaml_token_type_t int - -// Token types. -const ( - // An empty token. - yaml_NO_TOKEN yaml_token_type_t = iota - - yaml_STREAM_START_TOKEN // A STREAM-START token. - yaml_STREAM_END_TOKEN // A STREAM-END token. - - yaml_VERSION_DIRECTIVE_TOKEN // A VERSION-DIRECTIVE token. - yaml_TAG_DIRECTIVE_TOKEN // A TAG-DIRECTIVE token. - yaml_DOCUMENT_START_TOKEN // A DOCUMENT-START token. - yaml_DOCUMENT_END_TOKEN // A DOCUMENT-END token. - - yaml_BLOCK_SEQUENCE_START_TOKEN // A BLOCK-SEQUENCE-START token. - yaml_BLOCK_MAPPING_START_TOKEN // A BLOCK-SEQUENCE-END token. - yaml_BLOCK_END_TOKEN // A BLOCK-END token. - - yaml_FLOW_SEQUENCE_START_TOKEN // A FLOW-SEQUENCE-START token. - yaml_FLOW_SEQUENCE_END_TOKEN // A FLOW-SEQUENCE-END token. - yaml_FLOW_MAPPING_START_TOKEN // A FLOW-MAPPING-START token. - yaml_FLOW_MAPPING_END_TOKEN // A FLOW-MAPPING-END token. - - yaml_BLOCK_ENTRY_TOKEN // A BLOCK-ENTRY token. - yaml_FLOW_ENTRY_TOKEN // A FLOW-ENTRY token. - yaml_KEY_TOKEN // A KEY token. - yaml_VALUE_TOKEN // A VALUE token. - - yaml_ALIAS_TOKEN // An ALIAS token. - yaml_ANCHOR_TOKEN // An ANCHOR token. - yaml_TAG_TOKEN // A TAG token. - yaml_SCALAR_TOKEN // A SCALAR token. -) - -func (tt yaml_token_type_t) String() string { - switch tt { - case yaml_NO_TOKEN: - return "yaml_NO_TOKEN" - case yaml_STREAM_START_TOKEN: - return "yaml_STREAM_START_TOKEN" - case yaml_STREAM_END_TOKEN: - return "yaml_STREAM_END_TOKEN" - case yaml_VERSION_DIRECTIVE_TOKEN: - return "yaml_VERSION_DIRECTIVE_TOKEN" - case yaml_TAG_DIRECTIVE_TOKEN: - return "yaml_TAG_DIRECTIVE_TOKEN" - case yaml_DOCUMENT_START_TOKEN: - return "yaml_DOCUMENT_START_TOKEN" - case yaml_DOCUMENT_END_TOKEN: - return "yaml_DOCUMENT_END_TOKEN" - case yaml_BLOCK_SEQUENCE_START_TOKEN: - return "yaml_BLOCK_SEQUENCE_START_TOKEN" - case yaml_BLOCK_MAPPING_START_TOKEN: - return "yaml_BLOCK_MAPPING_START_TOKEN" - case yaml_BLOCK_END_TOKEN: - return "yaml_BLOCK_END_TOKEN" - case yaml_FLOW_SEQUENCE_START_TOKEN: - return "yaml_FLOW_SEQUENCE_START_TOKEN" - case yaml_FLOW_SEQUENCE_END_TOKEN: - return "yaml_FLOW_SEQUENCE_END_TOKEN" - case yaml_FLOW_MAPPING_START_TOKEN: - return "yaml_FLOW_MAPPING_START_TOKEN" - case yaml_FLOW_MAPPING_END_TOKEN: - return "yaml_FLOW_MAPPING_END_TOKEN" - case yaml_BLOCK_ENTRY_TOKEN: - return "yaml_BLOCK_ENTRY_TOKEN" - case yaml_FLOW_ENTRY_TOKEN: - return "yaml_FLOW_ENTRY_TOKEN" - case yaml_KEY_TOKEN: - return "yaml_KEY_TOKEN" - case yaml_VALUE_TOKEN: - return "yaml_VALUE_TOKEN" - case yaml_ALIAS_TOKEN: - return "yaml_ALIAS_TOKEN" - case yaml_ANCHOR_TOKEN: - return "yaml_ANCHOR_TOKEN" - case yaml_TAG_TOKEN: - return "yaml_TAG_TOKEN" - case yaml_SCALAR_TOKEN: - return "yaml_SCALAR_TOKEN" - } - return "" -} - -// The token structure. -type yaml_token_t struct { - // The token type. - typ yaml_token_type_t - - // The start/end of the token. - start_mark, end_mark yaml_mark_t - - // The stream encoding (for yaml_STREAM_START_TOKEN). - encoding yaml_encoding_t - - // The alias/anchor/scalar value or tag/tag directive handle - // (for yaml_ALIAS_TOKEN, yaml_ANCHOR_TOKEN, yaml_SCALAR_TOKEN, yaml_TAG_TOKEN, yaml_TAG_DIRECTIVE_TOKEN). - value []byte - - // The tag suffix (for yaml_TAG_TOKEN). - suffix []byte - - // The tag directive prefix (for yaml_TAG_DIRECTIVE_TOKEN). - prefix []byte - - // The scalar style (for yaml_SCALAR_TOKEN). - style yaml_scalar_style_t - - // The version directive major/minor (for yaml_VERSION_DIRECTIVE_TOKEN). - major, minor int8 -} - -// Events - -type yaml_event_type_t int8 - -// Event types. -const ( - // An empty event. - yaml_NO_EVENT yaml_event_type_t = iota - - yaml_STREAM_START_EVENT // A STREAM-START event. - yaml_STREAM_END_EVENT // A STREAM-END event. - yaml_DOCUMENT_START_EVENT // A DOCUMENT-START event. - yaml_DOCUMENT_END_EVENT // A DOCUMENT-END event. - yaml_ALIAS_EVENT // An ALIAS event. - yaml_SCALAR_EVENT // A SCALAR event. - yaml_SEQUENCE_START_EVENT // A SEQUENCE-START event. - yaml_SEQUENCE_END_EVENT // A SEQUENCE-END event. - yaml_MAPPING_START_EVENT // A MAPPING-START event. - yaml_MAPPING_END_EVENT // A MAPPING-END event. -) - -var eventStrings = []string{ - yaml_NO_EVENT: "none", - yaml_STREAM_START_EVENT: "stream start", - yaml_STREAM_END_EVENT: "stream end", - yaml_DOCUMENT_START_EVENT: "document start", - yaml_DOCUMENT_END_EVENT: "document end", - yaml_ALIAS_EVENT: "alias", - yaml_SCALAR_EVENT: "scalar", - yaml_SEQUENCE_START_EVENT: "sequence start", - yaml_SEQUENCE_END_EVENT: "sequence end", - yaml_MAPPING_START_EVENT: "mapping start", - yaml_MAPPING_END_EVENT: "mapping end", -} - -func (e yaml_event_type_t) String() string { - if e < 0 || int(e) >= len(eventStrings) { - return fmt.Sprintf("unknown event %d", e) - } - return eventStrings[e] -} - -// The event structure. -type yaml_event_t struct { - - // The event type. - typ yaml_event_type_t - - // The start and end of the event. - start_mark, end_mark yaml_mark_t - - // The document encoding (for yaml_STREAM_START_EVENT). - encoding yaml_encoding_t - - // The version directive (for yaml_DOCUMENT_START_EVENT). - version_directive *yaml_version_directive_t - - // The list of tag directives (for yaml_DOCUMENT_START_EVENT). - tag_directives []yaml_tag_directive_t - - // The anchor (for yaml_SCALAR_EVENT, yaml_SEQUENCE_START_EVENT, yaml_MAPPING_START_EVENT, yaml_ALIAS_EVENT). - anchor []byte - - // The tag (for yaml_SCALAR_EVENT, yaml_SEQUENCE_START_EVENT, yaml_MAPPING_START_EVENT). - tag []byte - - // The scalar value (for yaml_SCALAR_EVENT). - value []byte - - // Is the document start/end indicator implicit, or the tag optional? - // (for yaml_DOCUMENT_START_EVENT, yaml_DOCUMENT_END_EVENT, yaml_SEQUENCE_START_EVENT, yaml_MAPPING_START_EVENT, yaml_SCALAR_EVENT). - implicit bool - - // Is the tag optional for any non-plain style? (for yaml_SCALAR_EVENT). - quoted_implicit bool - - // The style (for yaml_SCALAR_EVENT, yaml_SEQUENCE_START_EVENT, yaml_MAPPING_START_EVENT). - style yaml_style_t -} - -func (e *yaml_event_t) scalar_style() yaml_scalar_style_t { return yaml_scalar_style_t(e.style) } -func (e *yaml_event_t) sequence_style() yaml_sequence_style_t { return yaml_sequence_style_t(e.style) } -func (e *yaml_event_t) mapping_style() yaml_mapping_style_t { return yaml_mapping_style_t(e.style) } - -// Nodes - -const ( - yaml_NULL_TAG = "tag:yaml.org,2002:null" // The tag !!null with the only possible value: null. - yaml_BOOL_TAG = "tag:yaml.org,2002:bool" // The tag !!bool with the values: true and false. - yaml_STR_TAG = "tag:yaml.org,2002:str" // The tag !!str for string values. - yaml_INT_TAG = "tag:yaml.org,2002:int" // The tag !!int for integer values. - yaml_FLOAT_TAG = "tag:yaml.org,2002:float" // The tag !!float for float values. - yaml_TIMESTAMP_TAG = "tag:yaml.org,2002:timestamp" // The tag !!timestamp for date and time values. - - yaml_SEQ_TAG = "tag:yaml.org,2002:seq" // The tag !!seq is used to denote sequences. - yaml_MAP_TAG = "tag:yaml.org,2002:map" // The tag !!map is used to denote mapping. - - // Not in original libyaml. - yaml_BINARY_TAG = "tag:yaml.org,2002:binary" - yaml_MERGE_TAG = "tag:yaml.org,2002:merge" - - yaml_DEFAULT_SCALAR_TAG = yaml_STR_TAG // The default scalar tag is !!str. - yaml_DEFAULT_SEQUENCE_TAG = yaml_SEQ_TAG // The default sequence tag is !!seq. - yaml_DEFAULT_MAPPING_TAG = yaml_MAP_TAG // The default mapping tag is !!map. -) - -type yaml_node_type_t int - -// Node types. -const ( - // An empty node. - yaml_NO_NODE yaml_node_type_t = iota - - yaml_SCALAR_NODE // A scalar node. - yaml_SEQUENCE_NODE // A sequence node. - yaml_MAPPING_NODE // A mapping node. -) - -// An element of a sequence node. -type yaml_node_item_t int - -// An element of a mapping node. -type yaml_node_pair_t struct { - key int // The key of the element. - value int // The value of the element. -} - -// The node structure. -type yaml_node_t struct { - typ yaml_node_type_t // The node type. - tag []byte // The node tag. - - // The node data. - - // The scalar parameters (for yaml_SCALAR_NODE). - scalar struct { - value []byte // The scalar value. - length int // The length of the scalar value. - style yaml_scalar_style_t // The scalar style. - } - - // The sequence parameters (for YAML_SEQUENCE_NODE). - sequence struct { - items_data []yaml_node_item_t // The stack of sequence items. - style yaml_sequence_style_t // The sequence style. - } - - // The mapping parameters (for yaml_MAPPING_NODE). - mapping struct { - pairs_data []yaml_node_pair_t // The stack of mapping pairs (key, value). - pairs_start *yaml_node_pair_t // The beginning of the stack. - pairs_end *yaml_node_pair_t // The end of the stack. - pairs_top *yaml_node_pair_t // The top of the stack. - style yaml_mapping_style_t // The mapping style. - } - - start_mark yaml_mark_t // The beginning of the node. - end_mark yaml_mark_t // The end of the node. - -} - -// The document structure. -type yaml_document_t struct { - - // The document nodes. - nodes []yaml_node_t - - // The version directive. - version_directive *yaml_version_directive_t - - // The list of tag directives. - tag_directives_data []yaml_tag_directive_t - tag_directives_start int // The beginning of the tag directives list. - tag_directives_end int // The end of the tag directives list. - - start_implicit int // Is the document start indicator implicit? - end_implicit int // Is the document end indicator implicit? - - // The start/end of the document. - start_mark, end_mark yaml_mark_t -} - -// The prototype of a read handler. -// -// The read handler is called when the parser needs to read more bytes from the -// source. The handler should write not more than size bytes to the buffer. -// The number of written bytes should be set to the size_read variable. -// -// [in,out] data A pointer to an application data specified by -// yaml_parser_set_input(). -// [out] buffer The buffer to write the data from the source. -// [in] size The size of the buffer. -// [out] size_read The actual number of bytes read from the source. -// -// On success, the handler should return 1. If the handler failed, -// the returned value should be 0. On EOF, the handler should set the -// size_read to 0 and return 1. -type yaml_read_handler_t func(parser *yaml_parser_t, buffer []byte) (n int, err error) - -// This structure holds information about a potential simple key. -type yaml_simple_key_t struct { - possible bool // Is a simple key possible? - required bool // Is a simple key required? - token_number int // The number of the token. - mark yaml_mark_t // The position mark. -} - -// The states of the parser. -type yaml_parser_state_t int - -const ( - yaml_PARSE_STREAM_START_STATE yaml_parser_state_t = iota - - yaml_PARSE_IMPLICIT_DOCUMENT_START_STATE // Expect the beginning of an implicit document. - yaml_PARSE_DOCUMENT_START_STATE // Expect DOCUMENT-START. - yaml_PARSE_DOCUMENT_CONTENT_STATE // Expect the content of a document. - yaml_PARSE_DOCUMENT_END_STATE // Expect DOCUMENT-END. - yaml_PARSE_BLOCK_NODE_STATE // Expect a block node. - yaml_PARSE_BLOCK_NODE_OR_INDENTLESS_SEQUENCE_STATE // Expect a block node or indentless sequence. - yaml_PARSE_FLOW_NODE_STATE // Expect a flow node. - yaml_PARSE_BLOCK_SEQUENCE_FIRST_ENTRY_STATE // Expect the first entry of a block sequence. - yaml_PARSE_BLOCK_SEQUENCE_ENTRY_STATE // Expect an entry of a block sequence. - yaml_PARSE_INDENTLESS_SEQUENCE_ENTRY_STATE // Expect an entry of an indentless sequence. - yaml_PARSE_BLOCK_MAPPING_FIRST_KEY_STATE // Expect the first key of a block mapping. - yaml_PARSE_BLOCK_MAPPING_KEY_STATE // Expect a block mapping key. - yaml_PARSE_BLOCK_MAPPING_VALUE_STATE // Expect a block mapping value. - yaml_PARSE_FLOW_SEQUENCE_FIRST_ENTRY_STATE // Expect the first entry of a flow sequence. - yaml_PARSE_FLOW_SEQUENCE_ENTRY_STATE // Expect an entry of a flow sequence. - yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_KEY_STATE // Expect a key of an ordered mapping. - yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_VALUE_STATE // Expect a value of an ordered mapping. - yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_END_STATE // Expect the and of an ordered mapping entry. - yaml_PARSE_FLOW_MAPPING_FIRST_KEY_STATE // Expect the first key of a flow mapping. - yaml_PARSE_FLOW_MAPPING_KEY_STATE // Expect a key of a flow mapping. - yaml_PARSE_FLOW_MAPPING_VALUE_STATE // Expect a value of a flow mapping. - yaml_PARSE_FLOW_MAPPING_EMPTY_VALUE_STATE // Expect an empty value of a flow mapping. - yaml_PARSE_END_STATE // Expect nothing. -) - -func (ps yaml_parser_state_t) String() string { - switch ps { - case yaml_PARSE_STREAM_START_STATE: - return "yaml_PARSE_STREAM_START_STATE" - case yaml_PARSE_IMPLICIT_DOCUMENT_START_STATE: - return "yaml_PARSE_IMPLICIT_DOCUMENT_START_STATE" - case yaml_PARSE_DOCUMENT_START_STATE: - return "yaml_PARSE_DOCUMENT_START_STATE" - case yaml_PARSE_DOCUMENT_CONTENT_STATE: - return "yaml_PARSE_DOCUMENT_CONTENT_STATE" - case yaml_PARSE_DOCUMENT_END_STATE: - return "yaml_PARSE_DOCUMENT_END_STATE" - case yaml_PARSE_BLOCK_NODE_STATE: - return "yaml_PARSE_BLOCK_NODE_STATE" - case yaml_PARSE_BLOCK_NODE_OR_INDENTLESS_SEQUENCE_STATE: - return "yaml_PARSE_BLOCK_NODE_OR_INDENTLESS_SEQUENCE_STATE" - case yaml_PARSE_FLOW_NODE_STATE: - return "yaml_PARSE_FLOW_NODE_STATE" - case yaml_PARSE_BLOCK_SEQUENCE_FIRST_ENTRY_STATE: - return "yaml_PARSE_BLOCK_SEQUENCE_FIRST_ENTRY_STATE" - case yaml_PARSE_BLOCK_SEQUENCE_ENTRY_STATE: - return "yaml_PARSE_BLOCK_SEQUENCE_ENTRY_STATE" - case yaml_PARSE_INDENTLESS_SEQUENCE_ENTRY_STATE: - return "yaml_PARSE_INDENTLESS_SEQUENCE_ENTRY_STATE" - case yaml_PARSE_BLOCK_MAPPING_FIRST_KEY_STATE: - return "yaml_PARSE_BLOCK_MAPPING_FIRST_KEY_STATE" - case yaml_PARSE_BLOCK_MAPPING_KEY_STATE: - return "yaml_PARSE_BLOCK_MAPPING_KEY_STATE" - case yaml_PARSE_BLOCK_MAPPING_VALUE_STATE: - return "yaml_PARSE_BLOCK_MAPPING_VALUE_STATE" - case yaml_PARSE_FLOW_SEQUENCE_FIRST_ENTRY_STATE: - return "yaml_PARSE_FLOW_SEQUENCE_FIRST_ENTRY_STATE" - case yaml_PARSE_FLOW_SEQUENCE_ENTRY_STATE: - return "yaml_PARSE_FLOW_SEQUENCE_ENTRY_STATE" - case yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_KEY_STATE: - return "yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_KEY_STATE" - case yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_VALUE_STATE: - return "yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_VALUE_STATE" - case yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_END_STATE: - return "yaml_PARSE_FLOW_SEQUENCE_ENTRY_MAPPING_END_STATE" - case yaml_PARSE_FLOW_MAPPING_FIRST_KEY_STATE: - return "yaml_PARSE_FLOW_MAPPING_FIRST_KEY_STATE" - case yaml_PARSE_FLOW_MAPPING_KEY_STATE: - return "yaml_PARSE_FLOW_MAPPING_KEY_STATE" - case yaml_PARSE_FLOW_MAPPING_VALUE_STATE: - return "yaml_PARSE_FLOW_MAPPING_VALUE_STATE" - case yaml_PARSE_FLOW_MAPPING_EMPTY_VALUE_STATE: - return "yaml_PARSE_FLOW_MAPPING_EMPTY_VALUE_STATE" - case yaml_PARSE_END_STATE: - return "yaml_PARSE_END_STATE" - } - return "" -} - -// This structure holds aliases data. -type yaml_alias_data_t struct { - anchor []byte // The anchor. - index int // The node id. - mark yaml_mark_t // The anchor mark. -} - -// The parser structure. -// -// All members are internal. Manage the structure using the -// yaml_parser_ family of functions. -type yaml_parser_t struct { - - // Error handling - - error yaml_error_type_t // Error type. - - problem string // Error description. - - // The byte about which the problem occurred. - problem_offset int - problem_value int - problem_mark yaml_mark_t - - // The error context. - context string - context_mark yaml_mark_t - - // Reader stuff - - read_handler yaml_read_handler_t // Read handler. - - input_reader io.Reader // File input data. - input []byte // String input data. - input_pos int - - eof bool // EOF flag - - buffer []byte // The working buffer. - buffer_pos int // The current position of the buffer. - - unread int // The number of unread characters in the buffer. - - raw_buffer []byte // The raw buffer. - raw_buffer_pos int // The current position of the buffer. - - encoding yaml_encoding_t // The input encoding. - - offset int // The offset of the current position (in bytes). - mark yaml_mark_t // The mark of the current position. - - // Scanner stuff - - stream_start_produced bool // Have we started to scan the input stream? - stream_end_produced bool // Have we reached the end of the input stream? - - flow_level int // The number of unclosed '[' and '{' indicators. - - tokens []yaml_token_t // The tokens queue. - tokens_head int // The head of the tokens queue. - tokens_parsed int // The number of tokens fetched from the queue. - token_available bool // Does the tokens queue contain a token ready for dequeueing. - - indent int // The current indentation level. - indents []int // The indentation levels stack. - - simple_key_allowed bool // May a simple key occur at the current position? - simple_keys []yaml_simple_key_t // The stack of simple keys. - - // Parser stuff - - state yaml_parser_state_t // The current parser state. - states []yaml_parser_state_t // The parser states stack. - marks []yaml_mark_t // The stack of marks. - tag_directives []yaml_tag_directive_t // The list of TAG directives. - - // Dumper stuff - - aliases []yaml_alias_data_t // The alias data. - - document *yaml_document_t // The currently parsed document. -} - -// Emitter Definitions - -// The prototype of a write handler. -// -// The write handler is called when the emitter needs to flush the accumulated -// characters to the output. The handler should write @a size bytes of the -// @a buffer to the output. -// -// @param[in,out] data A pointer to an application data specified by -// yaml_emitter_set_output(). -// @param[in] buffer The buffer with bytes to be written. -// @param[in] size The size of the buffer. -// -// @returns On success, the handler should return @c 1. If the handler failed, -// the returned value should be @c 0. -// -type yaml_write_handler_t func(emitter *yaml_emitter_t, buffer []byte) error - -type yaml_emitter_state_t int - -// The emitter states. -const ( - // Expect STREAM-START. - yaml_EMIT_STREAM_START_STATE yaml_emitter_state_t = iota - - yaml_EMIT_FIRST_DOCUMENT_START_STATE // Expect the first DOCUMENT-START or STREAM-END. - yaml_EMIT_DOCUMENT_START_STATE // Expect DOCUMENT-START or STREAM-END. - yaml_EMIT_DOCUMENT_CONTENT_STATE // Expect the content of a document. - yaml_EMIT_DOCUMENT_END_STATE // Expect DOCUMENT-END. - yaml_EMIT_FLOW_SEQUENCE_FIRST_ITEM_STATE // Expect the first item of a flow sequence. - yaml_EMIT_FLOW_SEQUENCE_ITEM_STATE // Expect an item of a flow sequence. - yaml_EMIT_FLOW_MAPPING_FIRST_KEY_STATE // Expect the first key of a flow mapping. - yaml_EMIT_FLOW_MAPPING_KEY_STATE // Expect a key of a flow mapping. - yaml_EMIT_FLOW_MAPPING_SIMPLE_VALUE_STATE // Expect a value for a simple key of a flow mapping. - yaml_EMIT_FLOW_MAPPING_VALUE_STATE // Expect a value of a flow mapping. - yaml_EMIT_BLOCK_SEQUENCE_FIRST_ITEM_STATE // Expect the first item of a block sequence. - yaml_EMIT_BLOCK_SEQUENCE_ITEM_STATE // Expect an item of a block sequence. - yaml_EMIT_BLOCK_MAPPING_FIRST_KEY_STATE // Expect the first key of a block mapping. - yaml_EMIT_BLOCK_MAPPING_KEY_STATE // Expect the key of a block mapping. - yaml_EMIT_BLOCK_MAPPING_SIMPLE_VALUE_STATE // Expect a value for a simple key of a block mapping. - yaml_EMIT_BLOCK_MAPPING_VALUE_STATE // Expect a value of a block mapping. - yaml_EMIT_END_STATE // Expect nothing. -) - -// The emitter structure. -// -// All members are internal. Manage the structure using the @c yaml_emitter_ -// family of functions. -type yaml_emitter_t struct { - - // Error handling - - error yaml_error_type_t // Error type. - problem string // Error description. - - // Writer stuff - - write_handler yaml_write_handler_t // Write handler. - - output_buffer *[]byte // String output data. - output_writer io.Writer // File output data. - - buffer []byte // The working buffer. - buffer_pos int // The current position of the buffer. - - raw_buffer []byte // The raw buffer. - raw_buffer_pos int // The current position of the buffer. - - encoding yaml_encoding_t // The stream encoding. - - // Emitter stuff - - canonical bool // If the output is in the canonical style? - best_indent int // The number of indentation spaces. - best_width int // The preferred width of the output lines. - unicode bool // Allow unescaped non-ASCII characters? - line_break yaml_break_t // The preferred line break. - - state yaml_emitter_state_t // The current emitter state. - states []yaml_emitter_state_t // The stack of states. - - events []yaml_event_t // The event queue. - events_head int // The head of the event queue. - - indents []int // The stack of indentation levels. - - tag_directives []yaml_tag_directive_t // The list of tag directives. - - indent int // The current indentation level. - - flow_level int // The current flow level. - - root_context bool // Is it the document root context? - sequence_context bool // Is it a sequence context? - mapping_context bool // Is it a mapping context? - simple_key_context bool // Is it a simple mapping key context? - - line int // The current line. - column int // The current column. - whitespace bool // If the last character was a whitespace? - indention bool // If the last character was an indentation character (' ', '-', '?', ':')? - open_ended bool // If an explicit document end is required? - - // Anchor analysis. - anchor_data struct { - anchor []byte // The anchor value. - alias bool // Is it an alias? - } - - // Tag analysis. - tag_data struct { - handle []byte // The tag handle. - suffix []byte // The tag suffix. - } - - // Scalar analysis. - scalar_data struct { - value []byte // The scalar value. - multiline bool // Does the scalar contain line breaks? - flow_plain_allowed bool // Can the scalar be expessed in the flow plain style? - block_plain_allowed bool // Can the scalar be expressed in the block plain style? - single_quoted_allowed bool // Can the scalar be expressed in the single quoted style? - block_allowed bool // Can the scalar be expressed in the literal or folded styles? - style yaml_scalar_style_t // The output style. - } - - // Dumper stuff - - opened bool // If the stream was already opened? - closed bool // If the stream was already closed? - - // The information associated with the document nodes. - anchors *struct { - references int // The number of references. - anchor int // The anchor id. - serialized bool // If the node has been emitted? - } - - last_anchor_id int // The last assigned anchor id. - - document *yaml_document_t // The currently emitted document. -} diff --git a/vendor/gopkg.in/yaml.v2/yamlprivateh.go b/vendor/gopkg.in/yaml.v2/yamlprivateh.go deleted file mode 100644 index 8110ce3c..00000000 --- a/vendor/gopkg.in/yaml.v2/yamlprivateh.go +++ /dev/null @@ -1,173 +0,0 @@ -package yaml - -const ( - // The size of the input raw buffer. - input_raw_buffer_size = 512 - - // The size of the input buffer. - // It should be possible to decode the whole raw buffer. - input_buffer_size = input_raw_buffer_size * 3 - - // The size of the output buffer. - output_buffer_size = 128 - - // The size of the output raw buffer. - // It should be possible to encode the whole output buffer. - output_raw_buffer_size = (output_buffer_size*2 + 2) - - // The size of other stacks and queues. - initial_stack_size = 16 - initial_queue_size = 16 - initial_string_size = 16 -) - -// Check if the character at the specified position is an alphabetical -// character, a digit, '_', or '-'. -func is_alpha(b []byte, i int) bool { - return b[i] >= '0' && b[i] <= '9' || b[i] >= 'A' && b[i] <= 'Z' || b[i] >= 'a' && b[i] <= 'z' || b[i] == '_' || b[i] == '-' -} - -// Check if the character at the specified position is a digit. -func is_digit(b []byte, i int) bool { - return b[i] >= '0' && b[i] <= '9' -} - -// Get the value of a digit. -func as_digit(b []byte, i int) int { - return int(b[i]) - '0' -} - -// Check if the character at the specified position is a hex-digit. -func is_hex(b []byte, i int) bool { - return b[i] >= '0' && b[i] <= '9' || b[i] >= 'A' && b[i] <= 'F' || b[i] >= 'a' && b[i] <= 'f' -} - -// Get the value of a hex-digit. -func as_hex(b []byte, i int) int { - bi := b[i] - if bi >= 'A' && bi <= 'F' { - return int(bi) - 'A' + 10 - } - if bi >= 'a' && bi <= 'f' { - return int(bi) - 'a' + 10 - } - return int(bi) - '0' -} - -// Check if the character is ASCII. -func is_ascii(b []byte, i int) bool { - return b[i] <= 0x7F -} - -// Check if the character at the start of the buffer can be printed unescaped. -func is_printable(b []byte, i int) bool { - return ((b[i] == 0x0A) || // . == #x0A - (b[i] >= 0x20 && b[i] <= 0x7E) || // #x20 <= . <= #x7E - (b[i] == 0xC2 && b[i+1] >= 0xA0) || // #0xA0 <= . <= #xD7FF - (b[i] > 0xC2 && b[i] < 0xED) || - (b[i] == 0xED && b[i+1] < 0xA0) || - (b[i] == 0xEE) || - (b[i] == 0xEF && // #xE000 <= . <= #xFFFD - !(b[i+1] == 0xBB && b[i+2] == 0xBF) && // && . != #xFEFF - !(b[i+1] == 0xBF && (b[i+2] == 0xBE || b[i+2] == 0xBF)))) -} - -// Check if the character at the specified position is NUL. -func is_z(b []byte, i int) bool { - return b[i] == 0x00 -} - -// Check if the beginning of the buffer is a BOM. -func is_bom(b []byte, i int) bool { - return b[0] == 0xEF && b[1] == 0xBB && b[2] == 0xBF -} - -// Check if the character at the specified position is space. -func is_space(b []byte, i int) bool { - return b[i] == ' ' -} - -// Check if the character at the specified position is tab. -func is_tab(b []byte, i int) bool { - return b[i] == '\t' -} - -// Check if the character at the specified position is blank (space or tab). -func is_blank(b []byte, i int) bool { - //return is_space(b, i) || is_tab(b, i) - return b[i] == ' ' || b[i] == '\t' -} - -// Check if the character at the specified position is a line break. -func is_break(b []byte, i int) bool { - return (b[i] == '\r' || // CR (#xD) - b[i] == '\n' || // LF (#xA) - b[i] == 0xC2 && b[i+1] == 0x85 || // NEL (#x85) - b[i] == 0xE2 && b[i+1] == 0x80 && b[i+2] == 0xA8 || // LS (#x2028) - b[i] == 0xE2 && b[i+1] == 0x80 && b[i+2] == 0xA9) // PS (#x2029) -} - -func is_crlf(b []byte, i int) bool { - return b[i] == '\r' && b[i+1] == '\n' -} - -// Check if the character is a line break or NUL. -func is_breakz(b []byte, i int) bool { - //return is_break(b, i) || is_z(b, i) - return ( // is_break: - b[i] == '\r' || // CR (#xD) - b[i] == '\n' || // LF (#xA) - b[i] == 0xC2 && b[i+1] == 0x85 || // NEL (#x85) - b[i] == 0xE2 && b[i+1] == 0x80 && b[i+2] == 0xA8 || // LS (#x2028) - b[i] == 0xE2 && b[i+1] == 0x80 && b[i+2] == 0xA9 || // PS (#x2029) - // is_z: - b[i] == 0) -} - -// Check if the character is a line break, space, or NUL. -func is_spacez(b []byte, i int) bool { - //return is_space(b, i) || is_breakz(b, i) - return ( // is_space: - b[i] == ' ' || - // is_breakz: - b[i] == '\r' || // CR (#xD) - b[i] == '\n' || // LF (#xA) - b[i] == 0xC2 && b[i+1] == 0x85 || // NEL (#x85) - b[i] == 0xE2 && b[i+1] == 0x80 && b[i+2] == 0xA8 || // LS (#x2028) - b[i] == 0xE2 && b[i+1] == 0x80 && b[i+2] == 0xA9 || // PS (#x2029) - b[i] == 0) -} - -// Check if the character is a line break, space, tab, or NUL. -func is_blankz(b []byte, i int) bool { - //return is_blank(b, i) || is_breakz(b, i) - return ( // is_blank: - b[i] == ' ' || b[i] == '\t' || - // is_breakz: - b[i] == '\r' || // CR (#xD) - b[i] == '\n' || // LF (#xA) - b[i] == 0xC2 && b[i+1] == 0x85 || // NEL (#x85) - b[i] == 0xE2 && b[i+1] == 0x80 && b[i+2] == 0xA8 || // LS (#x2028) - b[i] == 0xE2 && b[i+1] == 0x80 && b[i+2] == 0xA9 || // PS (#x2029) - b[i] == 0) -} - -// Determine the width of the character. -func width(b byte) int { - // Don't replace these by a switch without first - // confirming that it is being inlined. - if b&0x80 == 0x00 { - return 1 - } - if b&0xE0 == 0xC0 { - return 2 - } - if b&0xF0 == 0xE0 { - return 3 - } - if b&0xF8 == 0xF0 { - return 4 - } - return 0 - -} diff --git a/vendor/vendor.json b/vendor/vendor.json deleted file mode 100644 index fa900392..00000000 --- a/vendor/vendor.json +++ /dev/null @@ -1,31 +0,0 @@ -{ - "comment": "", - "ignore": "test", - "package": [ - { - "checksumSHA1": "J6lNRPdrYhKft6S8x33K9brxyhE=", - "path": "golang.org/x/crypto/acme", - "revision": "c126467f60eb25f8f27e5a981f32a87e3965053f", - "revisionTime": "2018-07-23T15:26:11Z" - }, - { - "checksumSHA1": "EFjIi/zCZ1Cte0MQtyxGCTgSzk8=", - "path": "golang.org/x/crypto/acme/autocert", - "revision": "c126467f60eb25f8f27e5a981f32a87e3965053f", - "revisionTime": "2018-07-23T15:26:11Z" - }, - { - "checksumSHA1": "1MGpGDQqnUoRpv7VEcQrXOBydXE=", - "path": "golang.org/x/crypto/pbkdf2", - "revision": "c126467f60eb25f8f27e5a981f32a87e3965053f", - "revisionTime": "2018-07-23T15:26:11Z" - }, - { - "checksumSHA1": "ZSWoOPUNRr5+3dhkLK3C4cZAQPk=", - "path": "gopkg.in/yaml.v2", - "revision": "5420a8b6744d3b0345ab293f6fcba19c978f1183", - "revisionTime": "2018-03-28T19:50:20Z" - } - ], - "rootPath": "github.com/astaxie/beego" -} From 5f31bf45d47571d0638473c7327a104ccadc4af5 Mon Sep 17 00:00:00 2001 From: flycash Date: Sat, 6 Jun 2020 18:25:40 +0800 Subject: [PATCH 12/34] Fix #3949 : store RouterPattern before filter execute so that filter can use the pattern --- router.go | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-) diff --git a/router.go b/router.go index e71366b4..b335fca9 100644 --- a/router.go +++ b/router.go @@ -750,19 +750,22 @@ func (p *ControllerRegister) ServeHTTP(rw http.ResponseWriter, r *http.Request) } } - //execute middleware filters + if routerInfo != nil { + // store router pattern into context + context.Input.SetData("RouterPattern", routerInfo.pattern) + } + + // execute middleware filters if len(p.filters[BeforeExec]) > 0 && p.execFilter(context, urlPath, BeforeExec) { goto Admin } - //check policies + // check policies if p.execPolicy(context, urlPath) { goto Admin } if routerInfo != nil { - //store router pattern into context - context.Input.SetData("RouterPattern", routerInfo.pattern) if routerInfo.routerType == routerTypeRESTFul { if _, ok := routerInfo.methods[r.Method]; ok { isRunnable = true From 8e29300f85c2db7aab0da82c68b0e6b90acaa6cb Mon Sep 17 00:00:00 2001 From: liminggui Date: Fri, 5 Jun 2020 18:27:05 +0800 Subject: [PATCH 13/34] fix graceful bug --- app.go | 5 ++--- grace/server.go | 2 +- 2 files changed, 3 insertions(+), 4 deletions(-) diff --git a/app.go b/app.go index 88403201..f3fe6f7b 100644 --- a/app.go +++ b/app.go @@ -130,7 +130,6 @@ func (app *App) Run(mws ...MiddleWare) { if err := server.ListenAndServeMutualTLS(BConfig.Listen.HTTPSCertFile, BConfig.Listen.HTTPSKeyFile, BConfig.Listen.TrustCaFile); err != nil { logs.Critical("ListenAndServeTLS: ", err, fmt.Sprintf("%d", os.Getpid())) time.Sleep(100 * time.Microsecond) - endRunning <- true } } else { if BConfig.Listen.AutoTLS { @@ -145,9 +144,9 @@ func (app *App) Run(mws ...MiddleWare) { if err := server.ListenAndServeTLS(BConfig.Listen.HTTPSCertFile, BConfig.Listen.HTTPSKeyFile); err != nil { logs.Critical("ListenAndServeTLS: ", err, fmt.Sprintf("%d", os.Getpid())) time.Sleep(100 * time.Microsecond) - endRunning <- true } } + endRunning <- true }() } if BConfig.Listen.EnableHTTP { @@ -161,8 +160,8 @@ func (app *App) Run(mws ...MiddleWare) { if err := server.ListenAndServe(); err != nil { logs.Critical("ListenAndServe: ", err, fmt.Sprintf("%d", os.Getpid())) time.Sleep(100 * time.Microsecond) - endRunning <- true } + endRunning <- true }() } <-endRunning diff --git a/grace/server.go b/grace/server.go index 1ce8bc78..0af466a8 100644 --- a/grace/server.go +++ b/grace/server.go @@ -180,7 +180,7 @@ func (srv *Server) ListenAndServeMutualTLS(certFile, keyFile, trustFile string) log.Println(err) return err } - err = process.Kill() + err = process.Signal(syscall.SIGTERM) if err != nil { return err } From 8160059182fbb6ff359d45b9565aef305167b68d Mon Sep 17 00:00:00 2001 From: jianzhiyao Date: Tue, 16 Jun 2020 14:56:58 +0800 Subject: [PATCH 14/34] big size file lead to memory leak --- staticfile.go | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/staticfile.go b/staticfile.go index 464c1175..84e9aa7b 100644 --- a/staticfile.go +++ b/staticfile.go @@ -68,6 +68,10 @@ func serverStaticRouter(ctx *context.Context) { http.ServeFile(ctx.ResponseWriter, ctx.Request, filePath) } return + } else if fileInfo.Size() > int64(BConfig.WebConfig.StaticCacheFileSize) { + //over size file serve with http module + http.ServeFile(ctx.ResponseWriter, ctx.Request, filePath) + return } var enableCompress = BConfig.EnableGzip && isStaticCompress(filePath) From 3879fd9c3409cdcac4ec9683c467c327daf13d6c Mon Sep 17 00:00:00 2001 From: qiantao Date: Thu, 18 Jun 2020 17:25:48 +0800 Subject: [PATCH 15/34] =?UTF-8?q?=E4=BF=AE=E6=94=B9=E6=B5=8B=E8=AF=95?= =?UTF-8?q?=E7=94=A8=E4=BE=8B?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- go.mod | 1 - validation/util_test.go | 9 +++++++-- 2 files changed, 7 insertions(+), 3 deletions(-) diff --git a/go.mod b/go.mod index d7744b33..17d66efa 100644 --- a/go.mod +++ b/go.mod @@ -2,7 +2,6 @@ module github.com/astaxie/beego require ( github.com/Knetic/govaluate v3.0.0+incompatible // indirect - github.com/OwnLocal/goes v1.0.0 github.com/beego/goyaml2 v0.0.0-20130207012346-5545475820dd github.com/beego/x2j v0.0.0-20131220205130-a0352aadc542 github.com/bradfitz/gomemcache v0.0.0-20180710155616-bc664df96737 diff --git a/validation/util_test.go b/validation/util_test.go index 05f4ec3e..e47483f1 100644 --- a/validation/util_test.go +++ b/validation/util_test.go @@ -83,8 +83,8 @@ func TestGetValidFuncs(t *testing.T) { type User struct { Name string `valid:"Required;MaxSize(5)" ` - Sex string `valid:"Required;" label:"sex_label"` - Age int `valid:"Required;Range(1, 140);" label:"age_label"` + Sex string `valid:"Required;"label:"sex_label"` + Age int `valid:"Required;Range(1, 140);"label:"age_label"` } func TestValidation(t *testing.T) { @@ -100,6 +100,11 @@ func TestValidation(t *testing.T) { for _, err := range valid.Errors { log.Println(err.Key, err.Message) } + if len(valid.Errors) != 3 { + t.Error("must be has 3 error") + } + } else { + t.Error("must be has 3 error") } } From 40181c10421d0a2f316e7b27a8b00dd2d1985981 Mon Sep 17 00:00:00 2001 From: huija <1150555483@qq.com> Date: Fri, 19 Jun 2020 14:21:12 +0800 Subject: [PATCH 16/34] Update redis.go use `scan` instead of `keys` --- cache/redis/redis.go | 30 +++++++++++++++++++++++++++++- 1 file changed, 29 insertions(+), 1 deletion(-) diff --git a/cache/redis/redis.go b/cache/redis/redis.go index 372dd48b..e70c745b 100644 --- a/cache/redis/redis.go +++ b/cache/redis/redis.go @@ -139,7 +139,7 @@ func (rc *Cache) Decr(key string) error { func (rc *Cache) ClearAll() error { c := rc.p.Get() defer c.Close() - cachedKeys, err := redis.Strings(c.Do("KEYS", rc.key+":*")) + cachedKeys, err := rc.Scan(rc.key + ":*") if err != nil { return err } @@ -151,6 +151,34 @@ func (rc *Cache) ClearAll() error { return err } +func (rc *Cache) Scan(pattern string) (keys []string, err error) { + c := rc.p.Get() + defer c.Close() + var ( + cursor uint64 = 0 // start + result []interface{} + list []string + ) + for { + result, err = redis.Values(c.Do("SCAN", cursor, "MATCH", pattern, "COUNT", 1024)) + if err != nil { + return + } + list, err = redis.Strings(result[1], nil) + if err != nil { + return + } + keys = append(keys, list...) + cursor, err = redis.Uint64(result[0], nil) + if err != nil { + return + } + if cursor == 0 { // over + return + } + } +} + // StartAndGC start redis cache adapter. // config is like {"key":"collection key","conn":"connection info","dbNum":"0"} // the cache item in redis are stored forever, From 6c0db4db3d2553d9474970dcdf05d016c5a79f39 Mon Sep 17 00:00:00 2001 From: Ming Deng Date: Fri, 19 Jun 2020 21:39:56 +0800 Subject: [PATCH 17/34] Using HTMLEscapeString in adminui.go to avoid XSS attack --- admin.go | 50 +++++++++++++++++++++++++----------------------- context/input.go | 7 ++++++- go.mod | 2 +- 3 files changed, 33 insertions(+), 26 deletions(-) diff --git a/admin.go b/admin.go index 25606501..048a1576 100644 --- a/admin.go +++ b/admin.go @@ -55,6 +55,7 @@ func init() { beeAdminApp = &adminApp{ routers: make(map[string]http.HandlerFunc), } + // keep in mind that all data should be html escaped to avoid XSS attack beeAdminApp.Route("/", adminIndex) beeAdminApp.Route("/qps", qpsIndex) beeAdminApp.Route("/prof", profIndex) @@ -105,8 +106,8 @@ func listConf(rw http.ResponseWriter, r *http.Request) { case "conf": m := make(M) list("BConfig", BConfig, m) - m["AppConfigPath"] = appConfigPath - m["AppConfigProvider"] = appConfigProvider + m["AppConfigPath"] = template.HTMLEscapeString(appConfigPath) + m["AppConfigProvider"] = template.HTMLEscapeString(appConfigProvider) tmpl := template.Must(template.New("dashboard").Parse(dashboardTpl)) tmpl = template.Must(tmpl.Parse(configTpl)) tmpl = template.Must(tmpl.Parse(defaultScriptsTpl)) @@ -151,8 +152,9 @@ func listConf(rw http.ResponseWriter, r *http.Request) { resultList := new([][]string) for _, f := range bf { var result = []string{ - f.pattern, - utils.GetFuncName(f.filterFunc), + // void xss + template.HTMLEscapeString(f.pattern), + template.HTMLEscapeString(utils.GetFuncName(f.filterFunc)), } *resultList = append(*resultList, result) } @@ -207,8 +209,8 @@ func PrintTree() M { printTree(resultList, t) - methods = append(methods, method) - methodsData[method] = resultList + methods = append(methods, template.HTMLEscapeString(method)) + methodsData[template.HTMLEscapeString(method)] = resultList } content["Data"] = methodsData @@ -227,21 +229,21 @@ func printTree(resultList *[][]string, t *Tree) { if v, ok := l.runObject.(*ControllerInfo); ok { if v.routerType == routerTypeBeego { var result = []string{ - v.pattern, - fmt.Sprintf("%s", v.methods), - v.controllerType.String(), + template.HTMLEscapeString(v.pattern), + template.HTMLEscapeString(fmt.Sprintf("%s", v.methods)), + template.HTMLEscapeString(v.controllerType.String()), } *resultList = append(*resultList, result) } else if v.routerType == routerTypeRESTFul { var result = []string{ - v.pattern, - fmt.Sprintf("%s", v.methods), + template.HTMLEscapeString(v.pattern), + template.HTMLEscapeString(fmt.Sprintf("%s", v.methods)), "", } *resultList = append(*resultList, result) } else if v.routerType == routerTypeHandler { var result = []string{ - v.pattern, + template.HTMLEscapeString(v.pattern), "", "", } @@ -266,7 +268,7 @@ func profIndex(rw http.ResponseWriter, r *http.Request) { result bytes.Buffer ) toolbox.ProcessInput(command, &result) - data["Content"] = result.String() + data["Content"] = template.HTMLEscapeString(result.String()) if format == "json" && command == "gc summary" { dataJSON, err := json.Marshal(data) @@ -280,7 +282,7 @@ func profIndex(rw http.ResponseWriter, r *http.Request) { return } - data["Title"] = command + data["Title"] = template.HTMLEscapeString(command) defaultTpl := defaultScriptsTpl if command == "gc summary" { defaultTpl = gcAjaxTpl @@ -304,13 +306,13 @@ func healthcheck(rw http.ResponseWriter, _ *http.Request) { if err := h.Check(); err != nil { result = []string{ "error", - name, - err.Error(), + template.HTMLEscapeString(name), + template.HTMLEscapeString(err.Error()), } } else { result = []string{ "success", - name, + template.HTMLEscapeString(name), "OK", } } @@ -334,11 +336,11 @@ func taskStatus(rw http.ResponseWriter, req *http.Request) { if taskname != "" { if t, ok := toolbox.AdminTaskList[taskname]; ok { if err := t.Run(); err != nil { - data["Message"] = []string{"error", fmt.Sprintf("%s", err)} + data["Message"] = []string{"error", template.HTMLEscapeString(fmt.Sprintf("%s", err))} } - data["Message"] = []string{"success", fmt.Sprintf("%s run success,Now the Status is
%s", taskname, t.GetStatus())} + data["Message"] = []string{"success", template.HTMLEscapeString(fmt.Sprintf("%s run success,Now the Status is
%s", taskname, t.GetStatus()))} } else { - data["Message"] = []string{"warning", fmt.Sprintf("there's no task which named: %s", taskname)} + data["Message"] = []string{"warning", template.HTMLEscapeString(fmt.Sprintf("there's no task which named: %s", taskname))} } } @@ -354,10 +356,10 @@ func taskStatus(rw http.ResponseWriter, req *http.Request) { } for tname, tk := range toolbox.AdminTaskList { result := []string{ - tname, - tk.GetSpec(), - tk.GetStatus(), - tk.GetPrev().String(), + template.HTMLEscapeString(tname), + template.HTMLEscapeString(tk.GetSpec()), + template.HTMLEscapeString(tk.GetStatus()), + template.HTMLEscapeString(tk.GetPrev().String()), } *resultList = append(*resultList, result) } diff --git a/context/input.go b/context/input.go index 8bf74b7f..7b522c36 100644 --- a/context/input.go +++ b/context/input.go @@ -284,7 +284,12 @@ func (input *BeegoInput) ParamsLen() int { func (input *BeegoInput) Param(key string) string { for i, v := range input.pnames { if v == key && i <= len(input.pvalues) { - return url.PathEscape(input.pvalues[i]) + // we cannot use url.PathEscape(input.pvalues[i]) + // for example, if the value is /a/b + // after url.PathEscape(input.pvalues[i]), the value is %2Fa%2Fb + // However, the value is used in ControllerRegister.ServeHTTP + // and split by "/", so function crash... + return input.pvalues[i] } } return "" diff --git a/go.mod b/go.mod index 17d66efa..d77f9438 100644 --- a/go.mod +++ b/go.mod @@ -10,7 +10,7 @@ require ( github.com/couchbase/go-couchbase v0.0.0-20200519150804-63f3cdb75e0d github.com/couchbase/gomemcached v0.0.0-20200526233749-ec430f949808 // indirect github.com/couchbase/goutils v0.0.0-20180530154633-e865a1461c8a // indirect - github.com/elastic/go-elasticsearch/v6 v6.8.5 // indirect + github.com/elastic/go-elasticsearch/v6 v6.8.5 github.com/elazarl/go-bindata-assetfs v1.0.0 github.com/go-redis/redis v6.14.2+incompatible github.com/go-sql-driver/mysql v1.4.1 From f2bae3e367aaeae22588789bde32f1631d0b8303 Mon Sep 17 00:00:00 2001 From: huija <1150555483@qq.com> Date: Fri, 19 Jun 2020 22:55:40 +0800 Subject: [PATCH 18/34] add UT for Scan function --- cache/redis/redis.go | 4 ++-- cache/redis/redis_test.go | 38 ++++++++++++++++++++++++++++++++++++++ 2 files changed, 40 insertions(+), 2 deletions(-) diff --git a/cache/redis/redis.go b/cache/redis/redis.go index e70c745b..a1ea7b49 100644 --- a/cache/redis/redis.go +++ b/cache/redis/redis.go @@ -137,12 +137,12 @@ func (rc *Cache) Decr(key string) error { // ClearAll clean all cache in redis. delete this redis collection. func (rc *Cache) ClearAll() error { - c := rc.p.Get() - defer c.Close() cachedKeys, err := rc.Scan(rc.key + ":*") if err != nil { return err } + c := rc.p.Get() + defer c.Close() for _, str := range cachedKeys { if _, err = c.Do("DEL", str); err != nil { return err diff --git a/cache/redis/redis_test.go b/cache/redis/redis_test.go index 56877f6b..7ac88f87 100644 --- a/cache/redis/redis_test.go +++ b/cache/redis/redis_test.go @@ -15,6 +15,7 @@ package redis import ( + "fmt" "testing" "time" @@ -104,3 +105,40 @@ func TestRedisCache(t *testing.T) { t.Error("clear all err") } } + +func TestCache_Scan(t *testing.T) { + timeoutDuration := 10 * time.Second + // init + bm, err := cache.NewCache("redis", `{"conn": "127.0.0.1:6379"}`) + if err != nil { + t.Error("init err") + } + // insert all + for i := 0; i < 10000; i++ { + if err = bm.Put(fmt.Sprintf("astaxie%d", i), fmt.Sprintf("author%d", i), timeoutDuration); err != nil { + t.Error("set Error", err) + } + } + // scan all for the first time + keys, err := bm.(*Cache).Scan(DefaultKey + ":*") + if err != nil { + t.Error("scan Error", err) + } + if len(keys) != 10000 { + t.Error("scan all err") + } + + // clear all + if err = bm.ClearAll(); err != nil { + t.Error("clear all err") + } + + // scan all for the second time + keys, err = bm.(*Cache).Scan(DefaultKey + ":*") + if err != nil { + t.Error("scan Error", err) + } + if len(keys) != 0 { + t.Error("scan all err") + } +} From decc75e0251abfaaae8baa1c017fc01279991262 Mon Sep 17 00:00:00 2001 From: jianzhiyao Date: Sun, 21 Jun 2020 16:25:32 +0800 Subject: [PATCH 19/34] fix bug of non concurrent security & add double check --- orm/db_alias.go | 17 ++++++++++++----- 1 file changed, 12 insertions(+), 5 deletions(-) diff --git a/orm/db_alias.go b/orm/db_alias.go index 51ce10f3..7d8ece4b 100644 --- a/orm/db_alias.go +++ b/orm/db_alias.go @@ -120,17 +120,24 @@ func (d *DB) BeginTx(ctx context.Context, opts *sql.TxOptions) (*sql.Tx, error) func (d *DB) getStmt(query string) (*sql.Stmt, error) { d.RLock() - if stmt, ok := d.stmts[query]; ok { - d.RUnlock() - return stmt, nil - } + c, ok := d.stmts[query] d.RUnlock() + if ok { + return c, nil + } + + d.Lock() + c, ok = d.stmts[query] + if ok { + d.Unlock() + return c, nil + } stmt, err := d.Prepare(query) if err != nil { + d.Unlock() return nil, err } - d.Lock() d.stmts[query] = stmt d.Unlock() return stmt, nil From 16b81d09a76bdc2dc1b7e10c3ec06bf7724cf67d Mon Sep 17 00:00:00 2001 From: Ming Deng Date: Sun, 21 Jun 2020 11:43:54 +0800 Subject: [PATCH 20/34] Add prometheus support --- admin.go | 3 ++ go.mod | 2 +- go.sum | 89 +++++++++++++++++++++++++++++++++++++++ metric/prometheus.go | 72 +++++++++++++++++++++++++++++++ metric/prometheus_test.go | 42 ++++++++++++++++++ router.go | 52 ++++++++++++++++------- 6 files changed, 243 insertions(+), 17 deletions(-) create mode 100644 metric/prometheus.go create mode 100644 metric/prometheus_test.go diff --git a/admin.go b/admin.go index 048a1576..3e538a0e 100644 --- a/admin.go +++ b/admin.go @@ -24,6 +24,8 @@ import ( "text/template" "time" + "github.com/prometheus/client_golang/prometheus/promhttp" + "github.com/astaxie/beego/grace" "github.com/astaxie/beego/logs" "github.com/astaxie/beego/toolbox" @@ -62,6 +64,7 @@ func init() { beeAdminApp.Route("/healthcheck", healthcheck) beeAdminApp.Route("/task", taskStatus) beeAdminApp.Route("/listconf", listConf) + beeAdminApp.Route("/metrics", promhttp.Handler().ServeHTTP) FilterMonitorFunc = func(string, string, time.Duration, string, int) bool { return true } } diff --git a/go.mod b/go.mod index d77f9438..a086f5e8 100644 --- a/go.mod +++ b/go.mod @@ -22,7 +22,7 @@ require ( github.com/lib/pq v1.0.0 github.com/mattn/go-sqlite3 v1.10.0 github.com/pelletier/go-toml v1.2.0 // indirect - github.com/pkg/errors v0.8.0 // indirect + github.com/prometheus/client_golang v1.7.0 github.com/shiena/ansicolor v0.0.0-20151119151921-a422bbe96644 github.com/ssdb/gossdb v0.0.0-20180723034631-88f6b59b84ec github.com/syndtr/goleveldb v0.0.0-20181127023241-353a9fca669c // indirect diff --git a/go.sum b/go.sum index 90109c77..20ea15ae 100644 --- a/go.sum +++ b/go.sum @@ -3,6 +3,10 @@ github.com/Knetic/govaluate v3.0.0+incompatible h1:7o6+MAPhYTCF0+fdvoz1xDedhRb4f github.com/Knetic/govaluate v3.0.0+incompatible/go.mod h1:r7JcOSlj0wfOMncg0iLm8Leh48TZaKVeNIfJntJ2wa0= github.com/OwnLocal/goes v1.0.0 h1:81QQ3z6dvLhgXlkNpLkaYhk8jiKS7saFG01xy039KaU= github.com/OwnLocal/goes v1.0.0/go.mod h1:8rIFjBGTue3lCU0wplczcUgt9Gxgrkkrw7etMIcn8TM= +github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc= +github.com/alecthomas/template v0.0.0-20190718012654-fb15b899a751/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc= +github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0= +github.com/alecthomas/units v0.0.0-20190717042225-c3de453c63f4/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0= github.com/alicebob/gopher-json v0.0.0-20180125190556-5a6b3ba71ee6/go.mod h1:SGnFV6hVsYE877CKEZ6tDNTjaSXYUk6QqoIK6PrAtcc= github.com/alicebob/miniredis v2.5.0+incompatible/go.mod h1:8HZjEj4yU0dwhYHky+DxYx+6BMjkBbe5ONFIF1MXffk= github.com/beego/goyaml2 v0.0.0-20130207012346-5545475820dd h1:jZtX5jh5IOMu0fpOTC3ayh6QGSPJ/KWOv1lgPvbRw1M= @@ -11,10 +15,16 @@ github.com/beego/x2j v0.0.0-20131220205130-a0352aadc542 h1:nYXb+3jF6Oq/j8R/y90Xr github.com/beego/x2j v0.0.0-20131220205130-a0352aadc542/go.mod h1:kSeGC/p1AbBiEp5kat81+DSQrZenVBZXklMLaELspWU= github.com/belogik/goes v0.0.0-20151229125003-e54d722c3aff h1:/kO0p2RTGLB8R5gub7ps0GmYpB2O8LXEoPq8tzFDCUI= github.com/belogik/goes v0.0.0-20151229125003-e54d722c3aff/go.mod h1:PhH1ZhyCzHKt4uAasyx+ljRCgoezetRNf59CUtwUkqY= +github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q= +github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8= +github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM= +github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw= github.com/bradfitz/gomemcache v0.0.0-20180710155616-bc664df96737 h1:rRISKWyXfVxvoa702s91Zl5oREZTrR3yv+tXrrX7G/g= github.com/bradfitz/gomemcache v0.0.0-20180710155616-bc664df96737/go.mod h1:PmM6Mmwb0LSuEubjR8N7PtNe1KxZLtOUHtbeikc5h60= github.com/casbin/casbin v1.7.0 h1:PuzlE8w0JBg/DhIqnkF1Dewf3z+qmUZMVN07PonvVUQ= github.com/casbin/casbin v1.7.0/go.mod h1:c67qKN6Oum3UF5Q1+BByfFxkwKvhwW57ITjqwtzR1KE= +github.com/cespare/xxhash/v2 v2.1.1 h1:6MnRN8NT7+YBpUIWxHtefFZOKTAPgGjpQSxqLNn0+qY= +github.com/cespare/xxhash/v2 v2.1.1/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs= github.com/cloudflare/golz4 v0.0.0-20150217214814-ef862a3cdc58 h1:F1EaeKL/ta07PY/k9Os/UFtwERei2/XzGemhpGnBKNg= github.com/cloudflare/golz4 v0.0.0-20150217214814-ef862a3cdc58/go.mod h1:EOBUe0h4xcZ5GoxqC5SDxFQ8gwyZPKQoEzownBlhI80= github.com/couchbase/go-couchbase v0.0.0-20181122212707-3e9b6e1258bb h1:w3RapLhkA5+km9Z8vUkC6VCaskduJXvXwJg5neKnfDU= @@ -29,6 +39,7 @@ github.com/couchbase/goutils v0.0.0-20180530154633-e865a1461c8a h1:Y5XsLCEhtEI8q github.com/couchbase/goutils v0.0.0-20180530154633-e865a1461c8a/go.mod h1:BQwMFlJzDjFDG3DJUdU0KORxn88UlsOULuxLExMh3Hs= github.com/cupcake/rdb v0.0.0-20161107195141-43ba34106c76 h1:Lgdd/Qp96Qj8jqLpq2cI1I1X7BJnu06efS+XkhRoLUQ= github.com/cupcake/rdb v0.0.0-20161107195141-43ba34106c76/go.mod h1:vYwsqCOLxGiisLwp9rITslkFNpZD5rz43tf41QFkTWY= +github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= github.com/edsrzf/mmap-go v0.0.0-20170320065105-0bce6a688712 h1:aaQcKT9WumO6JEJcRyTqFVq4XUZiUcKR2/GI31TOcz8= github.com/edsrzf/mmap-go v0.0.0-20170320065105-0bce6a688712/go.mod h1:YO35OhQPt3KJa3ryjFM5Bs14WD66h8eGKpfaBNrHW5M= @@ -38,10 +49,15 @@ github.com/elazarl/go-bindata-assetfs v1.0.0 h1:G/bYguwHIzWq9ZoyUQqrjTmJbbYn3j3C github.com/elazarl/go-bindata-assetfs v1.0.0/go.mod h1:v+YaWX3bdea5J/mo8dSETolEo7R71Vk1u8bnjau5yw4= github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo= github.com/glendc/gopher-json v0.0.0-20170414221815-dc4743023d0c/go.mod h1:Gja1A+xZ9BoviGJNA2E9vFkPjjsl+CoJxSXiQM1UXtw= +github.com/go-kit/kit v0.8.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as= +github.com/go-kit/kit v0.9.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2as= +github.com/go-logfmt/logfmt v0.3.0/go.mod h1:Qt1PoO58o5twSAckw1HlFXLmHsOX5/0LbT9GBnD5lWE= +github.com/go-logfmt/logfmt v0.4.0/go.mod h1:3RMwSq7FuexP4Kalkev3ejPJsZTpXXBr9+V4qmtdjCk= github.com/go-redis/redis v6.14.2+incompatible h1:UE9pLhzmWf+xHNmZsoccjXosPicuiNaInPgym8nzfg0= github.com/go-redis/redis v6.14.2+incompatible/go.mod h1:NAIEuMOZ/fxfXJIrKDQDz8wamY7mA7PouImQ2Jvg6kA= github.com/go-sql-driver/mysql v1.4.1 h1:g24URVg0OFbNUTx9qqY1IRZ9D9z3iPyi5zKhQZpNwpA= github.com/go-sql-driver/mysql v1.4.1/go.mod h1:zAC/RDZ24gD3HViQzih4MyKcchzm+sOG5ZlKdlhCg5w= +github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY= github.com/go-yaml/yaml v0.0.0-20180328195020-5420a8b6744d h1:xy93KVe+KrIIwWDEAfQBdIfsiHJkepbYsDr+VY3g9/o= github.com/go-yaml/yaml v0.0.0-20180328195020-5420a8b6744d/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI= github.com/gogo/protobuf v1.1.1 h1:72R+M5VuhED/KujmZVcIquuo8mBgX4oVda//DQb3PXo= @@ -49,14 +65,33 @@ github.com/gogo/protobuf v1.1.1/go.mod h1:r8qH/GZQm5c6nD/R0oafs1akxWv10x8SbQlK7a github.com/golang/crypto v0.0.0-20181127143415-eb0de9b17e85 h1:B7ZbAFz7NOmvpUE5RGtu3u0WIizy5GdvbNpEf4RPnWs= github.com/golang/crypto v0.0.0-20181127143415-eb0de9b17e85/go.mod h1:uZvAcrsnNaCxlh1HorK5dUQHGmEKPh2H/Rl1kehswPo= github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U= +github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U= +github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U= +github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8= +github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA= +github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs= +github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w= +github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0= +github.com/golang/protobuf v1.4.2 h1:+Z5KGCizgyZCbGh1KZqA0fcLLkwbsjIzS4aV2v7wJX0= +github.com/golang/protobuf v1.4.2/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI= github.com/golang/snappy v0.0.0-20170215233205-553a64147049/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q= github.com/golang/snappy v0.0.0-20180518054509-2e65f85255db h1:woRePGFeVFfLKN/pOkfl+p/TAqKOfFu+7KPlMVpok/w= github.com/golang/snappy v0.0.0-20180518054509-2e65f85255db/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q= github.com/gomodule/redigo v2.0.0+incompatible h1:K/R+8tc58AaqLkqG2Ol3Qk+DR/TlNuhuh457pBFPtt0= github.com/gomodule/redigo v2.0.0+incompatible/go.mod h1:B4C85qUVwatsJoIUNIfCRsp7qO0iAmpGFZ4EELWSbC4= +github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU= +github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU= +github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= +github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg= github.com/hashicorp/golang-lru v0.5.4 h1:YDjusn29QI/Das2iO9M0BHnIbxPeyuCHsjMW+lJfyTc= github.com/hashicorp/golang-lru v0.5.4/go.mod h1:iADmTwqILo4mZ8BN3D2Q6+9jd8WM5uGBxy+E8yxSoD4= github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU= +github.com/json-iterator/go v1.1.6/go.mod h1:+SdeFBvtyEkXs7REEP0seUULqWtbJapLOCVDaaPEHmU= +github.com/json-iterator/go v1.1.10/go.mod h1:KdQUCv79m/52Kvf8AW2vK1V8akMuk1QjK/uOdHXbAo4= +github.com/julienschmidt/httprouter v1.2.0/go.mod h1:SYymIcj16QtmaHHD7aYtjjsJG7VTCxuUUipMqKk8s4w= +github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ= +github.com/kr/logfmt v0.0.0-20140226030751-b84e30acd515/go.mod h1:+0opPa2QZZtGFBFZlji/RkVcI2GknAs/DXo4wKdlNEc= +github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo= github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ= github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI= github.com/ledisdb/ledisdb v0.0.0-20200510135210-d35789ec47e6 h1:wxyqOzKxsRJ6vVRL9sXQ64Z45wmBuQ+OTH9sLsC5rKc= @@ -65,6 +100,13 @@ github.com/lib/pq v1.0.0 h1:X5PMW56eZitiTeO7tKzZxFCSpbFZJtkMMooicw2us9A= github.com/lib/pq v1.0.0/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo= github.com/mattn/go-sqlite3 v1.10.0 h1:jbhqpg7tQe4SupckyijYiy0mJJ/pRyHvXf7JdWK860o= github.com/mattn/go-sqlite3 v1.10.0/go.mod h1:FPy6KqzDD04eiIsT53CuJW3U88zkxoIYsOqkbpncsNc= +github.com/matttproud/golang_protobuf_extensions v1.0.1 h1:4hp9jkHxhMHkqkrB3Ix0jegS5sx/RkqARlsWZ6pIwiU= +github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0= +github.com/modern-go/concurrent v0.0.0-20180228061459-e0a39a4cb421/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q= +github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd/go.mod h1:6dJC0mAP4ikYIbvyc7fijjWJddQyLn8Ig3JB5CqoB9Q= +github.com/modern-go/reflect2 v0.0.0-20180701023420-4b7aa43c6742/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0= +github.com/modern-go/reflect2 v1.0.1/go.mod h1:bx2lNnkwVCuqBIxFjflWJWanXIb3RllmbCylyMrvgv0= +github.com/mwitkow/go-conntrack v0.0.0-20161129095857-cc309e4a2223/go.mod h1:qRWi+5nqEBWmkhHvq77mSJWrCKwh8bxhgT7d/eI7P4U= github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e/go.mod h1:zD1mROLANZcx1PVRCS0qkT7pwLkGfwJo4zjcN/Tysno= github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE= github.com/onsi/ginkgo v1.12.0/go.mod h1:oUhWkIvk5aDxtKvDDuw8gItl8pKl42LzjC9KZE0HfGg= @@ -75,6 +117,23 @@ github.com/pelletier/go-toml v1.2.0/go.mod h1:5z9KED0ma1S8pY6P1sdut58dfprrGBbd/9 github.com/peterh/liner v1.0.1-0.20171122030339-3681c2a91233/go.mod h1:xIteQHvHuaLYG9IFj6mSxM0fCKrs34IrEQUhOYuGPHc= github.com/pkg/errors v0.8.0 h1:WdK/asTD0HN+q6hsWO3/vpuAkAr+tw6aNJNDFFf0+qw= github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= +github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= +github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= +github.com/prometheus/client_golang v0.9.1/go.mod h1:7SWBe2y4D6OKWSNQJUaRYU/AaXPKyh/dDVn+NZz0KFw= +github.com/prometheus/client_golang v1.0.0/go.mod h1:db9x61etRT2tGnBNRi70OPL5FsnadC4Ky3P0J6CfImo= +github.com/prometheus/client_golang v1.7.0 h1:wCi7urQOGBsYcQROHqpUUX4ct84xp40t9R9JX0FuA/U= +github.com/prometheus/client_golang v1.7.0/go.mod h1:PY5Wy2awLA44sXw4AOSfFBetzPP4j5+D6mVACh+pe2M= +github.com/prometheus/client_model v0.0.0-20180712105110-5c3871d89910/go.mod h1:MbSGuTsp3dbXC40dX6PRTWyKYBIrTGTE9sqQNg2J8bo= +github.com/prometheus/client_model v0.0.0-20190129233127-fd36f4220a90/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA= +github.com/prometheus/client_model v0.2.0 h1:uq5h0d+GuxiXLJLNABMgp2qUWDPiLvgCzz2dUR+/W/M= +github.com/prometheus/client_model v0.2.0/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA= +github.com/prometheus/common v0.4.1/go.mod h1:TNfzLD0ON7rHzMJeJkieUDPYmFC7Snx/y86RQel1bk4= +github.com/prometheus/common v0.10.0 h1:RyRA7RzGXQZiW+tGMr7sxa85G1z0yOpM1qq5c8lNawc= +github.com/prometheus/common v0.10.0/go.mod h1:Tlit/dnDKsSWFlCLTWaA1cyBgKHSMdTB80sz/V91rCo= +github.com/prometheus/procfs v0.0.0-20181005140218-185b4288413d/go.mod h1:c3At6R/oaqEKCNdg8wHV1ftS6bRYblBhIjjI8uT2IGk= +github.com/prometheus/procfs v0.0.2/go.mod h1:TjEm7ze935MbeOT/UhFTIMYKhuLP4wbCsTZCD3I8kEA= +github.com/prometheus/procfs v0.1.3 h1:F0+tqvhOksq22sc6iCHF5WGlWjdwj92p0udFh1VFBS8= +github.com/prometheus/procfs v0.1.3/go.mod h1:lV6e/gmhEcM9IjHGsFOCxxuZ+z1YqCvr4OA4YeYWdaU= github.com/shiena/ansicolor v0.0.0-20151119151921-a422bbe96644 h1:X+yvsM2yrEktyI+b2qND5gpH8YhURn0k8OCaeRnkINo= github.com/shiena/ansicolor v0.0.0-20151119151921-a422bbe96644/go.mod h1:nkxAfR/5quYxwPZhyDxgasBMnRtBZd0FCEpawpjMUFg= github.com/siddontang/go v0.0.0-20170517070808-cb568a3e5cc0 h1:QIF48X1cihydXibm+4wfAc0r/qyPyuFiPFRNphdMpEE= @@ -86,8 +145,15 @@ github.com/siddontang/ledisdb v0.0.0-20181029004158-becf5f38d373 h1:p6IxqQMjab30 github.com/siddontang/ledisdb v0.0.0-20181029004158-becf5f38d373/go.mod h1:mF1DpOSOUiJRMR+FDqaqu3EBqrybQtrDDszLUZ6oxPg= github.com/siddontang/rdb v0.0.0-20150307021120-fc89ed2e418d h1:NVwnfyR3rENtlz62bcrkXME3INVUa4lcdGt+opvxExs= github.com/siddontang/rdb v0.0.0-20150307021120-fc89ed2e418d/go.mod h1:AMEsy7v5z92TR1JKMkLLoaOQk++LVnOKL3ScbJ8GNGA= +github.com/sirupsen/logrus v1.2.0/go.mod h1:LxeOpSwHxABJmUn/MG1IvRgCAasNZTLOkJPxbbu5VWo= +github.com/sirupsen/logrus v1.4.2/go.mod h1:tLMulIdttU9McNUspp0xgXVQah82FyeX6MwdIuYE2rE= github.com/ssdb/gossdb v0.0.0-20180723034631-88f6b59b84ec h1:q6XVwXmKvCRHRqesF3cSv6lNqqHi0QWOvgDlSohg8UA= github.com/ssdb/gossdb v0.0.0-20180723034631-88f6b59b84ec/go.mod h1:QBvMkMya+gXctz3kmljlUCu/yB3GZ6oee+dUozsezQE= +github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME= +github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME= +github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs= +github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI= +github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4= github.com/syndtr/goleveldb v0.0.0-20160425020131-cfa635847112/go.mod h1:Z4AUp2Km+PwemOoO/VB5AOx9XSsIItzFjoJlOSiYmn0= github.com/syndtr/goleveldb v0.0.0-20181127023241-353a9fca669c h1:3eGShk3EQf5gJCYW+WzA0TEJQd37HLOmlYF7N0YJwv0= github.com/syndtr/goleveldb v0.0.0-20181127023241-353a9fca669c/go.mod h1:Z4AUp2Km+PwemOoO/VB5AOx9XSsIItzFjoJlOSiYmn0= @@ -95,6 +161,7 @@ github.com/ugorji/go v0.0.0-20171122102828-84cb69a8af83/go.mod h1:hnLbHMwcvSihnD github.com/wendal/errors v0.0.0-20130201093226-f66c77a7882b h1:0Ve0/CCjiAiyKddUMUn3RwIGlq2iTW4GuVzyoKBYO/8= github.com/wendal/errors v0.0.0-20130201093226-f66c77a7882b/go.mod h1:Q12BUT7DqIlHRmgv3RskH+UCM/4eqVMgI0EMmlSpAXc= github.com/yuin/gopher-lua v0.0.0-20171031051903-609c9cd26973/go.mod h1:aEV29XrmTYFr3CiRxZeGHpkvbwq+prZduBqMaascyCU= +golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4= golang.org/x/crypto v0.0.0-20181127143415-eb0de9b17e85 h1:et7+NAX3lLIk5qUCTA9QelBjGE/NkhzYw/mhnr0s7nI= golang.org/x/crypto v0.0.0-20181127143415-eb0de9b17e85/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4= golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= @@ -105,26 +172,48 @@ golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73r golang.org/x/net v0.0.0-20181114220301-adae6a3d119a h1:gOpx8G595UYyvj8UK4+OFyY4rx037g3fmfhe5SasG3U= golang.org/x/net v0.0.0-20181114220301-adae6a3d119a/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4= golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg= +golang.org/x/net v0.0.0-20190613194153-d28f0bde5980/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= golang.org/x/net v0.0.0-20190620200207-3b0461eec859 h1:R/3boaszxrf1GEUWTVDzSKVwLmSJpwZ1yqXm8j0v2QI= golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= +golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= +golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod 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--git a/metric/prometheus.go b/metric/prometheus.go new file mode 100644 index 00000000..d1adc902 --- /dev/null +++ b/metric/prometheus.go @@ -0,0 +1,72 @@ +// Copyright 2020 astaxie +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package metric + +import ( + "net/http" + "reflect" + "strconv" + "time" + + "github.com/prometheus/client_golang/prometheus" + + "github.com/astaxie/beego" + "github.com/astaxie/beego/logs" +) + +func PrometheusMiddleWare(next http.Handler) http.Handler { + summaryVec := prometheus.NewSummaryVec(prometheus.SummaryOpts{ + Name: beego.BConfig.AppName, + Subsystem: "http_request", + ConstLabels: map[string]string{ + "server": beego.BConfig.ServerName, + "env": beego.BConfig.RunMode, + }, + Help: "The statics info for http request", + }, []string{"pattern", "method", "status"}) + + prometheus.MustRegister(summaryVec) + + return http.HandlerFunc(func(writer http.ResponseWriter, q *http.Request) { + start := time.Now() + next.ServeHTTP(writer, q) + end := time.Now() + go report(end.Sub(start), writer, q, summaryVec) + }) +} + +func report(dur time.Duration, writer http.ResponseWriter, q *http.Request, vec *prometheus.SummaryVec) { + ctrl := beego.BeeApp.Handlers + ctx := ctrl.GetContext() + ctx.Reset(writer, q) + defer ctrl.GiveBackContext(ctx) + + // We cannot read the status code from q.Response.StatusCode + // since the http server does not set q.Response. So q.Response is nil + // Thus, we use reflection to read the status from writer whose concrete type is http.response + responseVal := reflect.ValueOf(writer).Elem() + field := responseVal.FieldByName("status") + status := -1 + if field.IsValid() && field.Kind() == reflect.Int { + status = int(field.Int()) + } + ptn := "UNKNOWN" + if rt, found := ctrl.FindRouter(ctx); found { + ptn = rt.GetPattern() + } else { + logs.Warn("we can not find the router info for this request, so request will be recorded as UNKNOWN: " + q.URL.String()) + } + vec.WithLabelValues(ptn, q.Method, strconv.Itoa(status)).Observe(float64(dur / time.Millisecond)) +} diff --git a/metric/prometheus_test.go b/metric/prometheus_test.go new file mode 100644 index 00000000..fd722245 --- /dev/null +++ b/metric/prometheus_test.go @@ -0,0 +1,42 @@ +// Copyright 2020 astaxie +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package metric + +import ( + "net/http" + "net/url" + "testing" + "time" + + "github.com/prometheus/client_golang/prometheus" + + "github.com/astaxie/beego/context" +) + +func TestPrometheusMiddleWare(t *testing.T) { + middleware := PrometheusMiddleWare(http.HandlerFunc(func(http.ResponseWriter, *http.Request) {})) + writer := &context.Response{} + request := &http.Request{ + URL: &url.URL{ + Host: "localhost", + RawPath: "/a/b/c", + }, + Method: "POST", + } + vec := prometheus.NewSummaryVec(prometheus.SummaryOpts{}, []string{"pattern", "method", "status"}) + + report(time.Second, writer, request, vec) + middleware.ServeHTTP(writer, request) +} diff --git a/router.go b/router.go index b335fca9..9a3d05c3 100644 --- a/router.go +++ b/router.go @@ -121,6 +121,10 @@ type ControllerInfo struct { methodParams []*param.MethodParam } +func (c *ControllerInfo) GetPattern() string { + return c.pattern +} + // ControllerRegister containers registered router rules, controller handlers and filters. type ControllerRegister struct { routers map[string]*Tree @@ -288,6 +292,21 @@ func (p *ControllerRegister) Include(cList ...ControllerInterface) { } } +// GetContext returns a context from pool, so usually you should remember to call Reset function to clean the context +// And don't forget to give back context to pool +// example: +// ctx := p.GetContext() +// ctx.Reset(w, q) +// defer p.GiveBackContext(ctx) +func (p *ControllerRegister) GetContext() *beecontext.Context { + return p.pool.Get().(*beecontext.Context) +} + +// GiveBackContext put the ctx into pool so that it could be reuse +func (p *ControllerRegister) GiveBackContext(ctx *beecontext.Context) { + p.pool.Put(ctx) +} + // Get add get method // usage: // Get("/", func(ctx *context.Context){ @@ -667,10 +686,11 @@ func (p *ControllerRegister) ServeHTTP(rw http.ResponseWriter, r *http.Request) routerInfo *ControllerInfo isRunnable bool ) - context := p.pool.Get().(*beecontext.Context) + context := p.GetContext() + context.Reset(rw, r) - defer p.pool.Put(context) + defer p.GiveBackContext(context) if BConfig.RecoverFunc != nil { defer BConfig.RecoverFunc(context) } @@ -739,7 +759,7 @@ func (p *ControllerRegister) ServeHTTP(rw http.ResponseWriter, r *http.Request) routerInfo, findRouter = p.FindRouter(context) } - //if no matches to url, throw a not found exception + // if no matches to url, throw a not found exception if !findRouter { exception("404", context) goto Admin @@ -799,7 +819,7 @@ func (p *ControllerRegister) ServeHTTP(rw http.ResponseWriter, r *http.Request) // also defined runRouter & runMethod from filter if !isRunnable { - //Invoke the request handler + // Invoke the request handler var execController ControllerInterface if routerInfo != nil && routerInfo.initialize != nil { execController = routerInfo.initialize() @@ -812,13 +832,13 @@ func (p *ControllerRegister) ServeHTTP(rw http.ResponseWriter, r *http.Request) } } - //call the controller init function + // call the controller init function execController.Init(context, runRouter.Name(), runMethod, execController) - //call prepare function + // call prepare function execController.Prepare() - //if XSRF is Enable then check cookie where there has any cookie in the request's cookie _csrf + // if XSRF is Enable then check cookie where there has any cookie in the request's cookie _csrf if BConfig.WebConfig.EnableXSRF { execController.XSRFToken() if r.Method == http.MethodPost || r.Method == http.MethodDelete || r.Method == http.MethodPut || @@ -830,7 +850,7 @@ func (p *ControllerRegister) ServeHTTP(rw http.ResponseWriter, r *http.Request) execController.URLMapping() if !context.ResponseWriter.Started { - //exec main logic + // exec main logic switch runMethod { case http.MethodGet: execController.Get() @@ -855,14 +875,14 @@ func (p *ControllerRegister) ServeHTTP(rw http.ResponseWriter, r *http.Request) in := param.ConvertParams(methodParams, method.Type(), context) out := method.Call(in) - //For backward compatibility we only handle response if we had incoming methodParams + // For backward compatibility we only handle response if we had incoming methodParams if methodParams != nil { p.handleParamResponse(context, execController, out) } } } - //render template + // render template if !context.ResponseWriter.Started && context.Output.Status == 0 { if BConfig.WebConfig.AutoRender { if err := execController.Render(); err != nil { @@ -876,7 +896,7 @@ func (p *ControllerRegister) ServeHTTP(rw http.ResponseWriter, r *http.Request) execController.Finish() } - //execute middleware filters + // execute middleware filters if len(p.filters[AfterExec]) > 0 && p.execFilter(context, urlPath, AfterExec) { goto Admin } @@ -886,7 +906,7 @@ func (p *ControllerRegister) ServeHTTP(rw http.ResponseWriter, r *http.Request) } Admin: - //admin module record QPS + // admin module record QPS statusCode := context.ResponseWriter.Status if statusCode == 0 { @@ -934,7 +954,7 @@ Admin: } func (p *ControllerRegister) handleParamResponse(context *beecontext.Context, execController ControllerInterface, results []reflect.Value) { - //looping in reverse order for the case when both error and value are returned and error sets the response status code + // looping in reverse order for the case when both error and value are returned and error sets the response status code for i := len(results) - 1; i >= 0; i-- { result := results[i] if result.Kind() != reflect.Interface || !result.IsNil() { @@ -976,11 +996,11 @@ func toURL(params map[string]string) string { // LogAccess logging info HTTP Access func LogAccess(ctx *beecontext.Context, startTime *time.Time, statusCode int) { - //Skip logging if AccessLogs config is false + // Skip logging if AccessLogs config is false if !BConfig.Log.AccessLogs { return } - //Skip logging static requests unless EnableStaticLogs config is true + // Skip logging static requests unless EnableStaticLogs config is true if !BConfig.Log.EnableStaticLogs && DefaultAccessLogFilter.Filter(ctx) { return } @@ -1005,7 +1025,7 @@ func LogAccess(ctx *beecontext.Context, startTime *time.Time, statusCode int) { HTTPReferrer: r.Header.Get("Referer"), HTTPUserAgent: r.Header.Get("User-Agent"), RemoteUser: r.Header.Get("Remote-User"), - BodyBytesSent: 0, //@todo this one is missing! + BodyBytesSent: 0, // @todo this one is missing! } logs.AccessLog(record, BConfig.Log.AccessLogsFormat) } From 9b43a9013892a3974966198a7e3caad20116f5fb Mon Sep 17 00:00:00 2001 From: Ming Deng Date: Sun, 21 Jun 2020 17:35:34 +0800 Subject: [PATCH 21/34] Change prometheus patter --- metric/prometheus.go | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/metric/prometheus.go b/metric/prometheus.go index d1adc902..ba3cb3e8 100644 --- a/metric/prometheus.go +++ b/metric/prometheus.go @@ -28,14 +28,15 @@ import ( func PrometheusMiddleWare(next http.Handler) http.Handler { summaryVec := prometheus.NewSummaryVec(prometheus.SummaryOpts{ - Name: beego.BConfig.AppName, + Name: "beego", Subsystem: "http_request", ConstLabels: map[string]string{ - "server": beego.BConfig.ServerName, - "env": beego.BConfig.RunMode, + "server": beego.BConfig.ServerName, + "env": beego.BConfig.RunMode, + "appname": beego.BConfig.AppName, }, Help: "The statics info for http request", - }, []string{"pattern", "method", "status"}) + }, []string{"pattern", "method", "status", "duration"}) prometheus.MustRegister(summaryVec) @@ -68,5 +69,6 @@ func report(dur time.Duration, writer http.ResponseWriter, q *http.Request, vec } else { logs.Warn("we can not find the router info for this request, so request will be recorded as UNKNOWN: " + q.URL.String()) } - vec.WithLabelValues(ptn, q.Method, strconv.Itoa(status)).Observe(float64(dur / time.Millisecond)) + ms := dur / time.Millisecond + vec.WithLabelValues(ptn, q.Method, strconv.Itoa(status), strconv.Itoa(int(ms))).Observe(float64(ms)) } From a5e8344a0a8518a1b7442d52d6f90e6b4d81dc6f Mon Sep 17 00:00:00 2001 From: jianzhiyao Date: Mon, 22 Jun 2020 23:23:52 +0800 Subject: [PATCH 22/34] add stmt garbage recycle --- orm/db_alias.go | 92 +++++++++++++++++++++++++++++++++++++++---------- orm/orm.go | 6 ++-- 2 files changed, 76 insertions(+), 22 deletions(-) diff --git a/orm/db_alias.go b/orm/db_alias.go index 7d8ece4b..a69259ed 100644 --- a/orm/db_alias.go +++ b/orm/db_alias.go @@ -18,6 +18,7 @@ import ( "context" "database/sql" "fmt" + lru "github.com/hashicorp/golang-lru" "reflect" "sync" "time" @@ -106,8 +107,8 @@ func (ac *_dbCache) getDefault() (al *alias) { type DB struct { *sync.RWMutex - DB *sql.DB - stmts map[string]*sql.Stmt + DB *sql.DB + stmtDecorators *lru.Cache } func (d *DB) Begin() (*sql.Tx, error) { @@ -118,19 +119,22 @@ func (d *DB) BeginTx(ctx context.Context, opts *sql.TxOptions) (*sql.Tx, error) return d.DB.BeginTx(ctx, opts) } -func (d *DB) getStmt(query string) (*sql.Stmt, error) { +//su must call release to release *sql.Stmt after using +func (d *DB) getStmtDecorator(query string) (*stmtDecorator, error) { d.RLock() - c, ok := d.stmts[query] + c, ok := d.stmtDecorators.Get(query) d.RUnlock() if ok { - return c, nil + c.(*stmtDecorator).acquire() + return c.(*stmtDecorator), nil } d.Lock() - c, ok = d.stmts[query] + c, ok = d.stmtDecorators.Get(query) if ok { d.Unlock() - return c, nil + c.(*stmtDecorator).acquire() + return c.(*stmtDecorator), nil } stmt, err := d.Prepare(query) @@ -138,9 +142,12 @@ func (d *DB) getStmt(query string) (*sql.Stmt, error) { d.Unlock() return nil, err } - d.stmts[query] = stmt + sd := newStmtDecorator(stmt) + d.stmtDecorators.Add(query, sd) d.Unlock() - return stmt, nil + + sd.acquire() + return sd, nil } func (d *DB) Prepare(query string) (*sql.Stmt, error) { @@ -152,52 +159,63 @@ func (d *DB) PrepareContext(ctx context.Context, query string) (*sql.Stmt, error } func (d *DB) Exec(query string, args ...interface{}) (sql.Result, error) { - stmt, err := d.getStmt(query) + sd, err := d.getStmtDecorator(query) if err != nil { return nil, err } + stmt := sd.getStmt() + defer sd.release() return stmt.Exec(args...) } func (d *DB) ExecContext(ctx context.Context, query string, args ...interface{}) (sql.Result, error) { - stmt, err := d.getStmt(query) + sd, err := d.getStmtDecorator(query) if err != nil { return nil, err } + stmt := sd.getStmt() + defer sd.release() return stmt.ExecContext(ctx, args...) } func (d *DB) Query(query string, args ...interface{}) (*sql.Rows, error) { - stmt, err := d.getStmt(query) + sd, err := d.getStmtDecorator(query) if err != nil { return nil, err } + stmt := sd.getStmt() + defer sd.release() return stmt.Query(args...) } func (d *DB) QueryContext(ctx context.Context, query string, args ...interface{}) (*sql.Rows, error) { - stmt, err := d.getStmt(query) + sd, err := d.getStmtDecorator(query) if err != nil { return nil, err } + stmt := sd.getStmt() + defer sd.release() return stmt.QueryContext(ctx, args...) } func (d *DB) QueryRow(query string, args ...interface{}) *sql.Row { - stmt, err := d.getStmt(query) + sd, err := d.getStmtDecorator(query) if err != nil { panic(err) } + stmt := sd.getStmt() + defer sd.release() return stmt.QueryRow(args...) } func (d *DB) QueryRowContext(ctx context.Context, query string, args ...interface{}) *sql.Row { - - stmt, err := d.getStmt(query) + sd, err := d.getStmtDecorator(query) if err != nil { panic(err) } + stmt := sd.getStmt() + defer sd.release() return stmt.QueryRowContext(ctx, args) } @@ -275,9 +293,9 @@ func addAliasWthDB(aliasName, driverName string, db *sql.DB) (*alias, error) { al.Name = aliasName al.DriverName = driverName al.DB = &DB{ - RWMutex: new(sync.RWMutex), - DB: db, - stmts: make(map[string]*sql.Stmt), + RWMutex: new(sync.RWMutex), + DB: db, + stmtDecorators: newStmtDecoratorLruWithEvict(), } if dr, ok := drivers[driverName]; ok { @@ -402,3 +420,39 @@ func GetDB(aliasNames ...string) (*sql.DB, error) { } return nil, fmt.Errorf("DataBase of alias name `%s` not found", name) } + +type stmtDecorator struct { + wg sync.WaitGroup + stmt *sql.Stmt +} + +func (s *stmtDecorator) getStmt() *sql.Stmt { + return s.stmt +} + +func (s *stmtDecorator) acquire() { + s.wg.Add(1) +} + +func (s *stmtDecorator) release() { + s.wg.Done() +} + +//garbage recycle for stmt +func (s *stmtDecorator) destroy() { + s.wg.Wait() + _ = s.stmt.Close() +} + +func newStmtDecorator(sqlStmt *sql.Stmt) *stmtDecorator { + return &stmtDecorator{ + stmt: sqlStmt, + } +} + +func newStmtDecoratorLruWithEvict() *lru.Cache { + cache, _ := lru.NewWithEvict(1000, func(key interface{}, value interface{}) { + value.(*stmtDecorator).destroy() + }) + return cache +} diff --git a/orm/orm.go b/orm/orm.go index 11e38fd9..0551b1cd 100644 --- a/orm/orm.go +++ b/orm/orm.go @@ -559,9 +559,9 @@ func NewOrmWithDB(driverName, aliasName string, db *sql.DB) (Ormer, error) { al.Name = aliasName al.DriverName = driverName al.DB = &DB{ - RWMutex: new(sync.RWMutex), - DB: db, - stmts: make(map[string]*sql.Stmt), + RWMutex: new(sync.RWMutex), + DB: db, + stmtDecorators: newStmtDecoratorLruWithEvict(), } detectTZ(al) From 3ab1e48217d4e558bbff645591f500ab16000a2a Mon Sep 17 00:00:00 2001 From: Ming Deng Date: Mon, 22 Jun 2020 23:24:15 +0800 Subject: [PATCH 23/34] fix UT --- metric/prometheus_test.go | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/metric/prometheus_test.go b/metric/prometheus_test.go index fd722245..d82a6dec 100644 --- a/metric/prometheus_test.go +++ b/metric/prometheus_test.go @@ -35,7 +35,7 @@ func TestPrometheusMiddleWare(t *testing.T) { }, Method: "POST", } - vec := prometheus.NewSummaryVec(prometheus.SummaryOpts{}, []string{"pattern", "method", "status"}) + vec := prometheus.NewSummaryVec(prometheus.SummaryOpts{}, []string{"pattern", "method", "status", "duration"}) report(time.Second, writer, request, vec) middleware.ServeHTTP(writer, request) From a764e17fbffed20606fd71b478550bb895a16ebd Mon Sep 17 00:00:00 2001 From: qiantao Date: Tue, 23 Jun 2020 10:43:51 +0800 Subject: [PATCH 24/34] check ci --- go.mod | 2 +- validation/util_test.go | 6 +++--- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/go.mod b/go.mod index 17d66efa..d77f9438 100644 --- a/go.mod +++ b/go.mod @@ -10,7 +10,7 @@ require ( github.com/couchbase/go-couchbase v0.0.0-20200519150804-63f3cdb75e0d github.com/couchbase/gomemcached v0.0.0-20200526233749-ec430f949808 // indirect github.com/couchbase/goutils v0.0.0-20180530154633-e865a1461c8a // indirect - github.com/elastic/go-elasticsearch/v6 v6.8.5 // indirect + github.com/elastic/go-elasticsearch/v6 v6.8.5 github.com/elazarl/go-bindata-assetfs v1.0.0 github.com/go-redis/redis v6.14.2+incompatible github.com/go-sql-driver/mysql v1.4.1 diff --git a/validation/util_test.go b/validation/util_test.go index e47483f1..58ca38db 100644 --- a/validation/util_test.go +++ b/validation/util_test.go @@ -24,7 +24,7 @@ type user struct { ID int Tag string `valid:"Maxx(aa)"` Name string `valid:"Required;"` - Age int `valid:"Required;Range(1, 140)"` + Age int `valid:"Required; Range(1, 140)"` match string `valid:"Required; Match(/^(test)?\\w*@(/test/);com$/);Max(2)"` } @@ -83,8 +83,8 @@ func TestGetValidFuncs(t *testing.T) { type User struct { Name string `valid:"Required;MaxSize(5)" ` - Sex string `valid:"Required;"label:"sex_label"` - Age int `valid:"Required;Range(1, 140);"label:"age_label"` + Sex string `valid:"Required;" label:"sex_label"` + Age int `valid:"Required;Range(1, 140);" label:"age_label"` } func TestValidation(t *testing.T) { From f70fd5babfcb206fb5aab3d2e771052345337a7b Mon Sep 17 00:00:00 2001 From: huija <1150555483@qq.com> Date: Tue, 23 Jun 2020 12:32:26 +0800 Subject: [PATCH 25/34] add comments on Scan func --- cache/redis/redis.go | 1 + 1 file changed, 1 insertion(+) diff --git a/cache/redis/redis.go b/cache/redis/redis.go index a1ea7b49..7a14b012 100644 --- a/cache/redis/redis.go +++ b/cache/redis/redis.go @@ -151,6 +151,7 @@ func (rc *Cache) ClearAll() error { return err } +// Scan scan all keys matching the pattern. a better choice than `keys` func (rc *Cache) Scan(pattern string) (keys []string, err error) { c := rc.p.Get() defer c.Close() From a28d294a83699d6fc8cfb5ca019ac33b0f975313 Mon Sep 17 00:00:00 2001 From: jianzhiyao Date: Tue, 23 Jun 2020 13:46:19 +0800 Subject: [PATCH 26/34] upgrade acquire method return *sql.Stmt --- orm/db_alias.go | 25 +++++++++++-------------- 1 file changed, 11 insertions(+), 14 deletions(-) diff --git a/orm/db_alias.go b/orm/db_alias.go index a69259ed..a38f1d60 100644 --- a/orm/db_alias.go +++ b/orm/db_alias.go @@ -125,7 +125,6 @@ func (d *DB) getStmtDecorator(query string) (*stmtDecorator, error) { c, ok := d.stmtDecorators.Get(query) d.RUnlock() if ok { - c.(*stmtDecorator).acquire() return c.(*stmtDecorator), nil } @@ -133,7 +132,6 @@ func (d *DB) getStmtDecorator(query string) (*stmtDecorator, error) { c, ok = d.stmtDecorators.Get(query) if ok { d.Unlock() - c.(*stmtDecorator).acquire() return c.(*stmtDecorator), nil } @@ -146,7 +144,6 @@ func (d *DB) getStmtDecorator(query string) (*stmtDecorator, error) { d.stmtDecorators.Add(query, sd) d.Unlock() - sd.acquire() return sd, nil } @@ -163,7 +160,7 @@ func (d *DB) Exec(query string, args ...interface{}) (sql.Result, error) { if err != nil { return nil, err } - stmt := sd.getStmt() + stmt := sd.acquire() defer sd.release() return stmt.Exec(args...) } @@ -173,7 +170,7 @@ func (d *DB) ExecContext(ctx context.Context, query string, args ...interface{}) if err != nil { return nil, err } - stmt := sd.getStmt() + stmt := sd.acquire() defer sd.release() return stmt.ExecContext(ctx, args...) } @@ -183,7 +180,7 @@ func (d *DB) Query(query string, args ...interface{}) (*sql.Rows, error) { if err != nil { return nil, err } - stmt := sd.getStmt() + stmt := sd.acquire() defer sd.release() return stmt.Query(args...) } @@ -193,7 +190,7 @@ func (d *DB) QueryContext(ctx context.Context, query string, args ...interface{} if err != nil { return nil, err } - stmt := sd.getStmt() + stmt := sd.acquire() defer sd.release() return stmt.QueryContext(ctx, args...) } @@ -203,7 +200,7 @@ func (d *DB) QueryRow(query string, args ...interface{}) *sql.Row { if err != nil { panic(err) } - stmt := sd.getStmt() + stmt := sd.acquire() defer sd.release() return stmt.QueryRow(args...) @@ -214,7 +211,7 @@ func (d *DB) QueryRowContext(ctx context.Context, query string, args ...interfac if err != nil { panic(err) } - stmt := sd.getStmt() + stmt := sd.acquire() defer sd.release() return stmt.QueryRowContext(ctx, args) } @@ -423,15 +420,14 @@ func GetDB(aliasNames ...string) (*sql.DB, error) { type stmtDecorator struct { wg sync.WaitGroup + lastUse int64 stmt *sql.Stmt } -func (s *stmtDecorator) getStmt() *sql.Stmt { - return s.stmt -} - -func (s *stmtDecorator) acquire() { +func (s *stmtDecorator) acquire() *sql.Stmt{ s.wg.Add(1) + s.lastUse = time.Now().Unix() + return s.stmt } func (s *stmtDecorator) release() { @@ -447,6 +443,7 @@ func (s *stmtDecorator) destroy() { func newStmtDecorator(sqlStmt *sql.Stmt) *stmtDecorator { return &stmtDecorator{ stmt: sqlStmt, + lastUse: time.Now().Unix(), } } From 6d9862b924166430bb603127db53a713b4e9c48e Mon Sep 17 00:00:00 2001 From: jianzhiyao Date: Tue, 23 Jun 2020 22:29:41 +0800 Subject: [PATCH 27/34] acquire() in Lock --- orm/db_alias.go | 25 ++++++++++++++++--------- 1 file changed, 16 insertions(+), 9 deletions(-) diff --git a/orm/db_alias.go b/orm/db_alias.go index a38f1d60..36625f0a 100644 --- a/orm/db_alias.go +++ b/orm/db_alias.go @@ -123,14 +123,17 @@ func (d *DB) BeginTx(ctx context.Context, opts *sql.TxOptions) (*sql.Tx, error) func (d *DB) getStmtDecorator(query string) (*stmtDecorator, error) { d.RLock() c, ok := d.stmtDecorators.Get(query) - d.RUnlock() if ok { + c.(*stmtDecorator).acquire() + d.RUnlock() return c.(*stmtDecorator), nil } + d.RUnlock() d.Lock() c, ok = d.stmtDecorators.Get(query) if ok { + c.(*stmtDecorator).acquire() d.Unlock() return c.(*stmtDecorator), nil } @@ -141,6 +144,7 @@ func (d *DB) getStmtDecorator(query string) (*stmtDecorator, error) { return nil, err } sd := newStmtDecorator(stmt) + sd.acquire() d.stmtDecorators.Add(query, sd) d.Unlock() @@ -160,7 +164,7 @@ func (d *DB) Exec(query string, args ...interface{}) (sql.Result, error) { if err != nil { return nil, err } - stmt := sd.acquire() + stmt := sd.getStmt() defer sd.release() return stmt.Exec(args...) } @@ -170,7 +174,7 @@ func (d *DB) ExecContext(ctx context.Context, query string, args ...interface{}) if err != nil { return nil, err } - stmt := sd.acquire() + stmt := sd.getStmt() defer sd.release() return stmt.ExecContext(ctx, args...) } @@ -180,7 +184,7 @@ func (d *DB) Query(query string, args ...interface{}) (*sql.Rows, error) { if err != nil { return nil, err } - stmt := sd.acquire() + stmt := sd.getStmt() defer sd.release() return stmt.Query(args...) } @@ -190,7 +194,7 @@ func (d *DB) QueryContext(ctx context.Context, query string, args ...interface{} if err != nil { return nil, err } - stmt := sd.acquire() + stmt := sd.getStmt() defer sd.release() return stmt.QueryContext(ctx, args...) } @@ -200,7 +204,7 @@ func (d *DB) QueryRow(query string, args ...interface{}) *sql.Row { if err != nil { panic(err) } - stmt := sd.acquire() + stmt := sd.getStmt() defer sd.release() return stmt.QueryRow(args...) @@ -211,7 +215,7 @@ func (d *DB) QueryRowContext(ctx context.Context, query string, args ...interfac if err != nil { panic(err) } - stmt := sd.acquire() + stmt := sd.getStmt() defer sd.release() return stmt.QueryRowContext(ctx, args) } @@ -424,10 +428,13 @@ type stmtDecorator struct { stmt *sql.Stmt } -func (s *stmtDecorator) acquire() *sql.Stmt{ +func (s *stmtDecorator) getStmt() *sql.Stmt { + return s.stmt +} + +func (s *stmtDecorator) acquire() { s.wg.Add(1) s.lastUse = time.Now().Unix() - return s.stmt } func (s *stmtDecorator) release() { From 89420eacd034f32d972c462c1308cb3a999ae21a Mon Sep 17 00:00:00 2001 From: jianzhiyao Date: Tue, 23 Jun 2020 23:05:58 +0800 Subject: [PATCH 28/34] go destroy --- orm/db_alias.go | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/orm/db_alias.go b/orm/db_alias.go index 36625f0a..5fab1d72 100644 --- a/orm/db_alias.go +++ b/orm/db_alias.go @@ -443,8 +443,10 @@ func (s *stmtDecorator) release() { //garbage recycle for stmt func (s *stmtDecorator) destroy() { - s.wg.Wait() - _ = s.stmt.Close() + go func() { + s.wg.Wait() + _ = s.stmt.Close() + }() } func newStmtDecorator(sqlStmt *sql.Stmt) *stmtDecorator { From 3ce68d6a306990fffb356ce6d19af3537318065b Mon Sep 17 00:00:00 2001 From: Ming Deng Date: Tue, 23 Jun 2020 21:18:58 +0800 Subject: [PATCH 29/34] Move many PR's change here since the original authors are responseless --- config.go | 4 +- session/sess_file.go | 5 +- toolbox/task.go | 7 ++- validation/validation_test.go | 98 ++++++++++++++++++++++------------- validation/validators.go | 2 +- 5 files changed, 73 insertions(+), 43 deletions(-) diff --git a/config.go b/config.go index 72b8a333..6fcc4c59 100644 --- a/config.go +++ b/config.go @@ -420,9 +420,9 @@ func newAppConfig(appConfigProvider, appConfigPath string) (*beegoAppConfig, err func (b *beegoAppConfig) Set(key, val string) error { if err := b.innerConfig.Set(BConfig.RunMode+"::"+key, val); err != nil { - return err + return b.innerConfig.Set(key, val) } - return b.innerConfig.Set(key, val) + return nil } func (b *beegoAppConfig) String(key string) string { diff --git a/session/sess_file.go b/session/sess_file.go index 9f8ccaed..c6dbf209 100644 --- a/session/sess_file.go +++ b/session/sess_file.go @@ -129,8 +129,9 @@ func (fp *FileProvider) SessionInit(maxlifetime int64, savePath string) error { // if file is not exist, create it. // the file path is generated from sid string. func (fp *FileProvider) SessionRead(sid string) (Store, error) { - if strings.ContainsAny(sid, "./") { - return nil, nil + invalidChars := "./" + if strings.ContainsAny(sid, invalidChars) { + return nil, errors.New("the sid shouldn't have following characters: " + invalidChars) } if len(sid) < 2 { return nil, errors.New("length of the sid is less than 2") diff --git a/toolbox/task.go b/toolbox/task.go index d1343023..d2a94ba9 100644 --- a/toolbox/task.go +++ b/toolbox/task.go @@ -33,7 +33,7 @@ type bounds struct { // The bounds for each field. var ( AdminTaskList map[string]Tasker - taskLock sync.Mutex + taskLock sync.RWMutex stop chan bool changed chan bool isstart bool @@ -408,7 +408,10 @@ func run() { } for { + // we only use RLock here because NewMapSorter copy the reference, do not change any thing + taskLock.RLock() sortList := NewMapSorter(AdminTaskList) + taskLock.RUnlock() sortList.Sort() var effective time.Time if len(AdminTaskList) == 0 || sortList.Vals[0].GetNext().IsZero() { @@ -432,9 +435,11 @@ func run() { continue case <-changed: now = time.Now().Local() + taskLock.Lock() for _, t := range AdminTaskList { t.SetNext(now) } + taskLock.Unlock() continue case <-stop: return diff --git a/validation/validation_test.go b/validation/validation_test.go index 845bed67..b4b5b1b6 100644 --- a/validation/validation_test.go +++ b/validation/validation_test.go @@ -253,44 +253,68 @@ func TestBase64(t *testing.T) { func TestMobile(t *testing.T) { valid := Validation{} - if valid.Mobile("19800008888", "mobile").Ok { - t.Error("\"19800008888\" is a valid mobile phone number should be false") + validMobiles := []string{ + "19800008888", + "18800008888", + "18000008888", + "8618300008888", + "+8614700008888", + "17300008888", + "+8617100008888", + "8617500008888", + "8617400008888", + "16200008888", + "16500008888", + "16600008888", + "16700008888", + "13300008888", + "14900008888", + "15300008888", + "17300008888", + "17700008888", + "18000008888", + "18900008888", + "19100008888", + "19900008888", + "19300008888", + "13000008888", + "13100008888", + "13200008888", + "14500008888", + "15500008888", + "15600008888", + "16600008888", + "17100008888", + "17500008888", + "17600008888", + "18500008888", + "18600008888", + "13400008888", + "13500008888", + "13600008888", + "13700008888", + "13800008888", + "13900008888", + "14700008888", + "15000008888", + "15100008888", + "15200008888", + "15800008888", + "15900008888", + "17200008888", + "17800008888", + "18200008888", + "18300008888", + "18400008888", + "18700008888", + "18800008888", + "19800008888", } - if !valid.Mobile("18800008888", "mobile").Ok { - t.Error("\"18800008888\" is a valid mobile phone number should be true") - } - if !valid.Mobile("18000008888", "mobile").Ok { - t.Error("\"18000008888\" is a valid mobile phone number should be true") - } - if !valid.Mobile("8618300008888", "mobile").Ok { - t.Error("\"8618300008888\" is a valid mobile phone number should be true") - } - if !valid.Mobile("+8614700008888", "mobile").Ok { - t.Error("\"+8614700008888\" is a valid mobile phone number should be true") - } - if !valid.Mobile("17300008888", "mobile").Ok { - t.Error("\"17300008888\" is a valid mobile phone number should be true") - } - if !valid.Mobile("+8617100008888", "mobile").Ok { - t.Error("\"+8617100008888\" is a valid mobile phone number should be true") - } - if !valid.Mobile("8617500008888", "mobile").Ok { - t.Error("\"8617500008888\" is a valid mobile phone number should be true") - } - if valid.Mobile("8617400008888", "mobile").Ok { - t.Error("\"8617400008888\" is a valid mobile phone number should be false") - } - if !valid.Mobile("16200008888", "mobile").Ok { - t.Error("\"16200008888\" is a valid mobile phone number should be true") - } - if !valid.Mobile("16500008888", "mobile").Ok { - t.Error("\"16500008888\" is a valid mobile phone number should be true") - } - if !valid.Mobile("16600008888", "mobile").Ok { - t.Error("\"16600008888\" is a valid mobile phone number should be true") - } - if !valid.Mobile("16700008888", "mobile").Ok { - t.Error("\"16700008888\" is a valid mobile phone number should be true") + + for _, m := range validMobiles { + if !valid.Mobile(m, "mobile").Ok { + t.Error(m + " is a valid mobile phone number should be true") + } } } diff --git a/validation/validators.go b/validation/validators.go index ac00a72c..0caa7aef 100644 --- a/validation/validators.go +++ b/validation/validators.go @@ -632,7 +632,7 @@ func (b Base64) GetLimitValue() interface{} { } // just for chinese mobile phone number -var mobilePattern = regexp.MustCompile(`^((\+86)|(86))?(1(([35][0-9])|[8][0-9]|[7][01356789]|[4][579]|[6][2567]))\d{8}$`) +var mobilePattern = regexp.MustCompile(`^((\+86)|(86))?1([356789][0-9]|4[579]|6[67]|7[0135678]|9[189])[0-9]{8}$`) // Mobile check struct type Mobile struct { From 9c5eab4834ce2bf20bbf6dcc14b29567f5c2c93d Mon Sep 17 00:00:00 2001 From: Ming Deng Date: Thu, 25 Jun 2020 02:15:56 +0800 Subject: [PATCH 30/34] Add build info for prometheus --- build_info.go | 27 +++++++++ metric/prometheus.go | 25 ++++++++ scripts/gobuild.sh | 112 +++++++++++++++++++++++++++++++++++ scripts/report_build_info.sh | 52 ++++++++++++++++ 4 files changed, 216 insertions(+) create mode 100644 build_info.go create mode 100755 scripts/gobuild.sh create mode 100755 scripts/report_build_info.sh diff --git a/build_info.go b/build_info.go new file mode 100644 index 00000000..6dc2835e --- /dev/null +++ b/build_info.go @@ -0,0 +1,27 @@ +// Copyright 2020 astaxie +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +package beego + +var ( + BuildVersion string + BuildGitRevision string + BuildStatus string + BuildTag string + BuildTime string + + GoVersion string + + GitBranch string +) diff --git a/metric/prometheus.go b/metric/prometheus.go index ba3cb3e8..7722240b 100644 --- a/metric/prometheus.go +++ b/metric/prometheus.go @@ -18,6 +18,7 @@ import ( "net/http" "reflect" "strconv" + "strings" "time" "github.com/prometheus/client_golang/prometheus" @@ -40,6 +41,8 @@ func PrometheusMiddleWare(next http.Handler) http.Handler { prometheus.MustRegister(summaryVec) + registerBuildInfo() + return http.HandlerFunc(func(writer http.ResponseWriter, q *http.Request) { start := time.Now() next.ServeHTTP(writer, q) @@ -48,6 +51,28 @@ func PrometheusMiddleWare(next http.Handler) http.Handler { }) } +func registerBuildInfo() { + buildInfo := prometheus.NewGaugeVec(prometheus.GaugeOpts{ + Name: "beego", + Subsystem: "build_info", + Help: "The building information", + ConstLabels: map[string]string{ + "appname": beego.BConfig.AppName, + "build_version": beego.BuildVersion, + "build_revision": beego.BuildGitRevision, + "build_status": beego.BuildStatus, + "build_tag": beego.BuildTag, + "build_time": strings.Replace(beego.BuildTime, "--", " ", 1), + "go_version": beego.GoVersion, + "git_branch": beego.GitBranch, + "start_time": time.Now().Format("2006-01-02 15:04:05"), + }, + }, []string{}) + + prometheus.MustRegister(buildInfo) + buildInfo.WithLabelValues().Set(1) +} + func report(dur time.Duration, writer http.ResponseWriter, q *http.Request, vec *prometheus.SummaryVec) { ctrl := beego.BeeApp.Handlers ctx := ctrl.GetContext() diff --git a/scripts/gobuild.sh b/scripts/gobuild.sh new file mode 100755 index 00000000..031eafc2 --- /dev/null +++ b/scripts/gobuild.sh @@ -0,0 +1,112 @@ +#!/bin/bash + +# WARNING: DO NOT EDIT, THIS FILE IS PROBABLY A COPY +# +# The original version of this file is located in the https://github.com/istio/common-files repo. +# If you're looking at this file in a different repo and want to make a change, please go to the +# common-files repo, make the change there and check it in. Then come back to this repo and run +# "make update-common". + +# Copyright Istio Authors. All Rights Reserved. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +# This script builds and version stamps the output + +# adatp to beego + +VERBOSE=${VERBOSE:-"0"} +V="" +if [[ "${VERBOSE}" == "1" ]];then + V="-x" + set -x +fi + +SCRIPTPATH="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )" + +OUT=${1:?"output path"} +shift + +set -e + +BUILD_GOOS=${GOOS:-linux} +BUILD_GOARCH=${GOARCH:-amd64} +GOBINARY=${GOBINARY:-go} +GOPKG="$GOPATH/pkg" +BUILDINFO=${BUILDINFO:-""} +STATIC=${STATIC:-1} +LDFLAGS=${LDFLAGS:--extldflags -static} +GOBUILDFLAGS=${GOBUILDFLAGS:-""} +# Split GOBUILDFLAGS by spaces into an array called GOBUILDFLAGS_ARRAY. +IFS=' ' read -r -a GOBUILDFLAGS_ARRAY <<< "$GOBUILDFLAGS" + +GCFLAGS=${GCFLAGS:-} +export CGO_ENABLED=0 + +if [[ "${STATIC}" != "1" ]];then + LDFLAGS="" +fi + +# gather buildinfo if not already provided +# For a release build BUILDINFO should be produced +# at the beginning of the build and used throughout +if [[ -z ${BUILDINFO} ]];then + BUILDINFO=$(mktemp) + "${SCRIPTPATH}/report_build_info.sh" > "${BUILDINFO}" +fi + + +# BUILD LD_EXTRAFLAGS +LD_EXTRAFLAGS="" + +while read -r line; do + LD_EXTRAFLAGS="${LD_EXTRAFLAGS} -X ${line}" +done < "${BUILDINFO}" + +# verify go version before build +# NB. this was copied verbatim from Kubernetes hack +minimum_go_version=go1.13 # supported patterns: go1.x, go1.x.x (x should be a number) +IFS=" " read -ra go_version <<< "$(${GOBINARY} version)" +if [[ "${minimum_go_version}" != $(echo -e "${minimum_go_version}\n${go_version[2]}" | sort -s -t. -k 1,1 -k 2,2n -k 3,3n | head -n1) && "${go_version[2]}" != "devel" ]]; then + echo "Warning: Detected that you are using an older version of the Go compiler. Beego requires ${minimum_go_version} or greater." +fi + +CURRENT_BRANCH=$(git branch | grep '*') +CURRENT_BRANCH=${CURRENT_BRANCH:2} + +BUILD_TIME=$(date +%Y-%m-%d--%T) + +LD_EXTRAFLAGS="${LD_EXTRAFLAGS} -X github.com/astaxie/beego.GoVersion=${go_version[2]:2}" +LD_EXTRAFLAGS="${LD_EXTRAFLAGS} -X github.com/astaxie/beego.GitBranch=${CURRENT_BRANCH}" +LD_EXTRAFLAGS="${LD_EXTRAFLAGS} -X github.com/astaxie/beego.BuildTime=$BUILD_TIME" + +OPTIMIZATION_FLAGS="-trimpath" +if [ "${DEBUG}" == "1" ]; then + OPTIMIZATION_FLAGS="" +fi + + + +echo "BUILD_GOARCH: $BUILD_GOARCH" +echo "GOPKG: $GOPKG" +echo "LD_EXTRAFLAGS: $LD_EXTRAFLAGS" +echo "GO_VERSION: ${go_version[2]}" +echo "BRANCH: $CURRENT_BRANCH" +echo "BUILD_TIME: $BUILD_TIME" + +time GOOS=${BUILD_GOOS} GOARCH=${BUILD_GOARCH} ${GOBINARY} build \ + ${V} "${GOBUILDFLAGS_ARRAY[@]}" ${GCFLAGS:+-gcflags "${GCFLAGS}"} \ + -o "${OUT}" \ + ${OPTIMIZATION_FLAGS} \ + -pkgdir="${GOPKG}/${BUILD_GOOS}_${BUILD_GOARCH}" \ + -ldflags "${LDFLAGS} ${LD_EXTRAFLAGS}" "${@}" \ No newline at end of file diff --git a/scripts/report_build_info.sh b/scripts/report_build_info.sh new file mode 100755 index 00000000..65ba3748 --- /dev/null +++ b/scripts/report_build_info.sh @@ -0,0 +1,52 @@ +#!/bin/bash + +# WARNING: DO NOT EDIT, THIS FILE IS PROBABLY A COPY +# +# The original version of this file is located in the https://github.com/istio/common-files repo. +# If you're looking at this file in a different repo and want to make a change, please go to the +# common-files repo, make the change there and check it in. Then come back to this repo and run +# "make update-common". + +# Copyright Istio Authors +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. + +# adapt to beego + +if BUILD_GIT_REVISION=$(git rev-parse HEAD 2> /dev/null); then + if [[ -n "$(git status --porcelain 2>/dev/null)" ]]; then + BUILD_GIT_REVISION=${BUILD_GIT_REVISION}"-dirty" + fi +else + BUILD_GIT_REVISION=unknown +fi + +# Check for local changes +if git diff-index --quiet HEAD --; then + tree_status="Clean" +else + tree_status="Modified" +fi + +# security wanted VERSION='unknown' +VERSION="${BUILD_GIT_REVISION}" +if [[ -n ${BEEGO_VERSION} ]]; then + VERSION="${BEEGO_VERSION}" +fi + +GIT_DESCRIBE_TAG=$(git describe --tags) + +echo "github.com/astaxie/beego.BuildVersion=${VERSION}" +echo "github.com/astaxie/beego.BuildGitRevision=${BUILD_GIT_REVISION}" +echo "github.com/astaxie/beego.BuildStatus=${tree_status}" +echo "github.com/astaxie/beego.BuildTag=${GIT_DESCRIBE_TAG}" \ No newline at end of file From e725192072e9fa9bd40a71852c37747b8e06ca3b Mon Sep 17 00:00:00 2001 From: qiantao Date: Thu, 25 Jun 2020 22:11:32 +0800 Subject: [PATCH 31/34] fix #4000 --- validation/validators.go | 13 ++++++++++--- 1 file changed, 10 insertions(+), 3 deletions(-) diff --git a/validation/validators.go b/validation/validators.go index ac00a72c..46b5e764 100644 --- a/validation/validators.go +++ b/validation/validators.go @@ -16,9 +16,11 @@ package validation import ( "fmt" + "github.com/astaxie/beego/logs" "reflect" "regexp" "strings" + "sync" "time" "unicode/utf8" ) @@ -57,6 +59,8 @@ var MessageTmpls = map[string]string{ "ZipCode": "Must be valid zipcode", } +var once sync.Once + // SetDefaultMessage set default messages // if not set, the default messages are // "Required": "Can not be empty", @@ -84,9 +88,12 @@ func SetDefaultMessage(msg map[string]string) { return } - for name := range msg { - MessageTmpls[name] = msg[name] - } + once.Do(func() { + for name := range msg { + MessageTmpls[name] = msg[name] + } + }) + logs.Warn(`you must SetDefaultMessage at once`) } // Validator interface From b88b7d2899993ee4db0b891f608840f5fc113363 Mon Sep 17 00:00:00 2001 From: jianzhiyao Date: Thu, 25 Jun 2020 23:48:07 +0800 Subject: [PATCH 32/34] fix strings.Repeat panic --- orm/db.go | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/orm/db.go b/orm/db.go index 2148daaa..fd2fb02c 100644 --- a/orm/db.go +++ b/orm/db.go @@ -470,7 +470,7 @@ func (d *dbBase) InsertValue(q dbQuerier, mi *modelInfo, isMulti bool, names []s multi := len(values) / len(names) - if isMulti { + if isMulti && multi > 1 { qmarks = strings.Repeat(qmarks+"), (", multi-1) + qmarks } From de51bd28d78effb8f1228f87b16498999aa1a9f7 Mon Sep 17 00:00:00 2001 From: Ming Deng Date: Sun, 28 Jun 2020 21:12:12 +0800 Subject: [PATCH 33/34] Fix ES index problem --- logs/es/es.go | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/logs/es/es.go b/logs/es/es.go index 8d787839..d2281afb 100644 --- a/logs/es/es.go +++ b/logs/es/es.go @@ -60,8 +60,8 @@ func (el *esLogger) WriteMsg(when time.Time, msg string, level int) error { } idx := LogDocument{ - timestamp: when.Format(time.RFC3339), - msg: msg, + Timestamp: when.Format(time.RFC3339), + Msg: msg, } body, err := json.Marshal(idx) @@ -87,8 +87,8 @@ func (el *esLogger) Flush() { } type LogDocument struct { - timestamp string - msg string + Timestamp string `json:"timestamp"` + Msg string `json:"msg"` } func init() { From 5c9cc805a1df91cb7dd2d4e5cca06c06f687387c Mon Sep 17 00:00:00 2001 From: jianzhiyao Date: Sun, 28 Jun 2020 22:20:46 +0800 Subject: [PATCH 34/34] make redis client idle timeout configurable --- cache/redis/redis.go | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/cache/redis/redis.go b/cache/redis/redis.go index 7a14b012..56faf211 100644 --- a/cache/redis/redis.go +++ b/cache/redis/redis.go @@ -55,6 +55,9 @@ type Cache struct { key string password string maxIdle int + + //the timeout to a value less than the redis server's timeout. + timeout time.Duration } // NewRedisCache create new redis cache with default collection name. @@ -211,12 +214,21 @@ func (rc *Cache) StartAndGC(config string) error { if _, ok := cf["maxIdle"]; !ok { cf["maxIdle"] = "3" } + if _, ok := cf["timeout"]; !ok { + cf["timeout"] = "180s" + } rc.key = cf["key"] rc.conninfo = cf["conn"] rc.dbNum, _ = strconv.Atoi(cf["dbNum"]) rc.password = cf["password"] rc.maxIdle, _ = strconv.Atoi(cf["maxIdle"]) + if v, err := time.ParseDuration(cf["timeout"]); err == nil { + rc.timeout = v + } else { + rc.timeout = 180 * time.Second + } + rc.connectInit() c := rc.p.Get() @@ -250,7 +262,7 @@ func (rc *Cache) connectInit() { // initialize a new pool rc.p = &redis.Pool{ MaxIdle: rc.maxIdle, - IdleTimeout: 180 * time.Second, + IdleTimeout: rc.timeout, Dial: dialFunc, } }