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Beego/config.go
2014-08-18 16:41:43 +08:00

434 lines
12 KiB
Go

// Copyright 2014 beego Author. 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.
package beego
import (
"errors"
"fmt"
"html/template"
"os"
"path/filepath"
"runtime"
"strings"
"github.com/astaxie/beego/config"
"github.com/astaxie/beego/logs"
"github.com/astaxie/beego/session"
"github.com/astaxie/beego/utils"
)
var (
BeeApp *App // beego application
AppName string
AppPath string
workPath string
AppConfigPath string
StaticDir map[string]string
TemplateCache map[string]*template.Template // template caching map
StaticExtensionsToGzip []string // files with should be compressed with gzip (.js,.css,etc)
EnableHttpListen bool
HttpAddr string
HttpPort int
EnableHttpTLS bool
HttpsPort int
HttpCertFile string
HttpKeyFile string
RecoverPanic bool // flag of auto recover panic
AutoRender bool // flag of render template automatically
ViewsPath string
RunMode string // run mode, "dev" or "prod"
AppConfig config.ConfigContainer
GlobalSessions *session.Manager // global session mananger
SessionOn bool // flag of starting session auto. default is false.
SessionProvider string // default session provider, memory, mysql , redis ,etc.
SessionName string // the cookie name when saving session id into cookie.
SessionGCMaxLifetime int64 // session gc time for auto cleaning expired session.
SessionSavePath string // if use mysql/redis/file provider, define save path to connection info.
SessionHashFunc string // session hash generation func.
SessionHashKey string // session hash salt string.
SessionCookieLifeTime int // the life time of session id in cookie.
SessionAutoSetCookie bool // auto setcookie
SessionDomain string // the cookie domain default is empty
UseFcgi bool
MaxMemory int64
EnableGzip bool // flag of enable gzip
DirectoryIndex bool // flag of display directory index. default is false.
HttpServerTimeOut int64
ErrorsShow bool // flag of show errors in page. if true, show error and trace info in page rendered with error template.
XSRFKEY string // xsrf hash salt string.
EnableXSRF bool // flag of enable xsrf.
XSRFExpire int // the expiry of xsrf value.
CopyRequestBody bool // flag of copy raw request body in context.
TemplateLeft string
TemplateRight string
BeegoServerName string // beego server name exported in response header.
EnableAdmin bool // flag of enable admin module to log every request info.
AdminHttpAddr string // http server configurations for admin module.
AdminHttpPort int
FlashName string // name of the flash variable found in response header and cookie
FlashSeperator string // used to seperate flash key:value
AppConfigProvider string // config provider
EnableDocs bool // enable generate docs & server docs API Swagger
)
func init() {
// create beego application
BeeApp = NewApp()
workPath, _ = os.Getwd()
workPath, _ = filepath.Abs(workPath)
// initialize default configurations
AppPath, _ = filepath.Abs(filepath.Dir(os.Args[0]))
AppConfigPath = filepath.Join(AppPath, "conf", "app.conf")
if workPath != AppPath {
if utils.FileExists(AppConfigPath) {
os.Chdir(AppPath)
} else {
AppConfigPath = filepath.Join(workPath, "conf", "app.conf")
}
}
AppConfigProvider = "ini"
StaticDir = make(map[string]string)
StaticDir["/static"] = "static"
StaticExtensionsToGzip = []string{".css", ".js"}
TemplateCache = make(map[string]*template.Template)
// set this to 0.0.0.0 to make this app available to externally
EnableHttpListen = true //default enable http Listen
HttpAddr = ""
HttpPort = 8080
HttpsPort = 10443
AppName = "beego"
RunMode = "dev" //default runmod
AutoRender = true
RecoverPanic = true
ViewsPath = "views"
SessionOn = false
SessionProvider = "memory"
SessionName = "beegosessionID"
SessionGCMaxLifetime = 3600
SessionSavePath = ""
SessionHashFunc = "sha1"
SessionHashKey = "beegoserversessionkey"
SessionCookieLifeTime = 0 //set cookie default is the brower life
SessionAutoSetCookie = true
UseFcgi = false
MaxMemory = 1 << 26 //64MB
EnableGzip = false
HttpServerTimeOut = 0
ErrorsShow = true
XSRFKEY = "beegoxsrf"
XSRFExpire = 0
TemplateLeft = "{{"
TemplateRight = "}}"
BeegoServerName = "beegoServer:" + VERSION
EnableAdmin = false
AdminHttpAddr = "127.0.0.1"
AdminHttpPort = 8088
FlashName = "BEEGO_FLASH"
FlashSeperator = "BEEGOFLASH"
runtime.GOMAXPROCS(runtime.NumCPU())
// init BeeLogger
BeeLogger = logs.NewLogger(10000)
err := BeeLogger.SetLogger("console", "")
if err != nil {
fmt.Println("init console log error:", err)
}
err = ParseConfig()
if err != nil && !os.IsNotExist(err) {
// for init if doesn't have app.conf will not panic
Info(err)
}
}
// ParseConfig parsed default config file.
// now only support ini, next will support json.
func ParseConfig() (err error) {
AppConfig, err = config.NewConfig(AppConfigProvider, AppConfigPath)
if err != nil {
AppConfig = config.NewFakeConfig()
return err
} else {
if v, err := GetConfig("string", "HttpAddr"); err == nil {
HttpAddr = v.(string)
}
if v, err := GetConfig("int", "HttpPort"); err == nil {
HttpPort = v.(int)
}
if v, err := GetConfig("bool", "EnableHttpListen"); err == nil {
EnableHttpListen = v.(bool)
}
if maxmemory, err := GetConfig("int64", "MaxMemory"); err == nil {
MaxMemory = maxmemory.(int64)
}
if appname, _ := GetConfig("string", "AppName"); appname != "" {
AppName = appname.(string)
}
if runmode, _ := GetConfig("string", "RunMode"); runmode != "" {
RunMode = runmode.(string)
}
if autorender, err := GetConfig("bool", "AutoRender"); err == nil {
AutoRender = autorender.(bool)
}
if autorecover, err := GetConfig("bool", "RecoverPanic"); err == nil {
RecoverPanic = autorecover.(bool)
}
if views, _ := GetConfig("string", "ViewsPath"); views != "" {
ViewsPath = views.(string)
}
if sessionon, err := GetConfig("bool", "SessionOn"); err == nil {
SessionOn = sessionon.(bool)
}
if sessProvider, _ := GetConfig("string", "SessionProvider"); sessProvider != "" {
SessionProvider = sessProvider.(string)
}
if sessName, _ := GetConfig("string", "SessionName"); sessName != "" {
SessionName = sessName.(string)
}
if sesssavepath, _ := GetConfig("string", "SessionSavePath"); sesssavepath != "" {
SessionSavePath = sesssavepath.(string)
}
if sesshashfunc, _ := GetConfig("string", "SessionHashFunc"); sesshashfunc != "" {
SessionHashFunc = sesshashfunc.(string)
}
if sesshashkey, _ := GetConfig("string", "SessionHashKey"); sesshashkey != "" {
SessionHashKey = sesshashkey.(string)
}
if sessMaxLifeTime, err := GetConfig("int64", "SessionGCMaxLifetime"); err == nil && sessMaxLifeTime != 0 {
SessionGCMaxLifetime = sessMaxLifeTime.(int64)
}
if sesscookielifetime, err := GetConfig("int", "SessionCookieLifeTime"); err == nil && sesscookielifetime != 0 {
SessionCookieLifeTime = sesscookielifetime.(int)
}
if usefcgi, err := GetConfig("bool", "UseFcgi"); err == nil {
UseFcgi = usefcgi.(bool)
}
if enablegzip, err := GetConfig("bool", "EnableGzip"); err == nil {
EnableGzip = enablegzip.(bool)
}
if directoryindex, err := GetConfig("bool", "DirectoryIndex"); err == nil {
DirectoryIndex = directoryindex.(bool)
}
if timeout, err := GetConfig("int64", "HttpServerTimeOut"); err == nil {
HttpServerTimeOut = timeout.(int64)
}
if errorsshow, err := GetConfig("bool", "ErrorsShow"); err == nil {
ErrorsShow = errorsshow.(bool)
}
if copyrequestbody, err := GetConfig("bool", "CopyRequestBody"); err == nil {
CopyRequestBody = copyrequestbody.(bool)
}
if xsrfkey, _ := GetConfig("string", "XSRFKEY"); xsrfkey != "" {
XSRFKEY = xsrfkey.(string)
}
if enablexsrf, err := GetConfig("bool", "EnableXSRF"); err == nil {
EnableXSRF = enablexsrf.(bool)
}
if expire, err := GetConfig("int", "XSRFExpire"); err == nil {
XSRFExpire = expire.(int)
}
if tplleft, _ := GetConfig("string", "TemplateLeft"); tplleft != "" {
TemplateLeft = tplleft.(string)
}
if tplright, _ := GetConfig("string", "TemplateRight"); tplright != "" {
TemplateRight = tplright.(string)
}
if httptls, err := GetConfig("bool", "EnableHttpTLS"); err == nil {
EnableHttpTLS = httptls.(bool)
}
if httpsport, err := GetConfig("int", "HttpsPort"); err == nil {
HttpsPort = httpsport.(int)
}
if certfile, _ := GetConfig("string", "HttpCertFile"); certfile != "" {
HttpCertFile = certfile.(string)
}
if keyfile, _ := GetConfig("string", "HttpKeyFile"); keyfile != "" {
HttpKeyFile = keyfile.(string)
}
if serverName, _ := GetConfig("string", "BeegoServerName"); serverName != "" {
BeegoServerName = serverName.(string)
}
if flashname, _ := GetConfig("string", "FlashName"); flashname != "" {
FlashName = flashname.(string)
}
if flashseperator, _ := GetConfig("string", "FlashSeperator"); flashseperator != "" {
FlashSeperator = flashseperator.(string)
}
if sd, _ := GetConfig("string", "StaticDir"); sd != "" {
for k := range StaticDir {
delete(StaticDir, k)
}
sds := strings.Fields(sd.(string))
for _, v := range sds {
if url2fsmap := strings.SplitN(v, ":", 2); len(url2fsmap) == 2 {
StaticDir["/"+strings.TrimRight(url2fsmap[0], "/")] = url2fsmap[1]
} else {
StaticDir["/"+strings.TrimRight(url2fsmap[0], "/")] = url2fsmap[0]
}
}
}
if sgz, _ := GetConfig("string", "StaticExtensionsToGzip"); sgz != "" {
extensions := strings.Split(sgz.(string), ",")
if len(extensions) > 0 {
StaticExtensionsToGzip = []string{}
for _, ext := range extensions {
if len(ext) == 0 {
continue
}
extWithDot := ext
if extWithDot[:1] != "." {
extWithDot = "." + extWithDot
}
StaticExtensionsToGzip = append(StaticExtensionsToGzip, extWithDot)
}
}
}
if enableadmin, err := GetConfig("bool", "EnableAdmin"); err == nil {
EnableAdmin = enableadmin.(bool)
}
if adminhttpaddr, _ := GetConfig("string", "AdminHttpAddr"); adminhttpaddr != "" {
AdminHttpAddr = adminhttpaddr.(string)
}
if adminhttpport, err := GetConfig("int", "AdminHttpPort"); err == nil {
AdminHttpPort = adminhttpport.(int)
}
if enabledocs, err := GetConfig("bool", "EnableDocs"); err == nil {
EnableDocs = enabledocs.(bool)
}
}
return nil
}
// Getconfig throw the Runmode
// [dev]
// name = astaixe
// IsEnable = false
// [prod]
// name = slene
// IsEnable = true
//
// usage:
// GetConfig("string", "name")
// GetConfig("bool", "IsEnable")
func GetConfig(typ, key string) (interface{}, error) {
switch typ {
case "string":
v := AppConfig.String(RunMode + "::" + key)
if v == "" {
v = AppConfig.String(key)
}
return v, nil
case "strings":
v := AppConfig.Strings(RunMode + "::" + key)
if len(v) == 0 {
v = AppConfig.Strings(key)
}
return v, nil
case "int":
v, err := AppConfig.Int(RunMode + "::" + key)
if err != nil || v == 0 {
return AppConfig.Int(key)
}
return v, nil
case "bool":
v, err := AppConfig.Bool(RunMode + "::" + key)
if err != nil {
return AppConfig.Bool(key)
}
return v, nil
case "int64":
v, err := AppConfig.Int64(RunMode + "::" + key)
if err != nil || v == 0 {
return AppConfig.Int64(key)
}
return v, nil
case "float":
v, err := AppConfig.Float(RunMode + "::" + key)
if err != nil || v == 0 {
return AppConfig.Float(key)
}
return v, nil
}
return "", errors.New("not support type")
}