mirror of
https://github.com/astaxie/beego.git
synced 2024-11-17 19:30:55 +00:00
525 lines
14 KiB
Go
525 lines
14 KiB
Go
// Copyright 2014 beego Author. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package beego
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import (
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"fmt"
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"os"
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"path/filepath"
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"reflect"
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"runtime"
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"strings"
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"github.com/astaxie/beego/config"
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"github.com/astaxie/beego/context"
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"github.com/astaxie/beego/logs"
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"github.com/astaxie/beego/session"
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"github.com/astaxie/beego/utils"
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)
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// Config is the main struct for BConfig
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type Config struct {
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AppName string //Application name
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RunMode string //Running Mode: dev | prod
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RouterCaseSensitive bool
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ServerName string
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RecoverPanic bool
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RecoverFunc func(*context.Context)
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CopyRequestBody bool
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EnableGzip bool
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MaxMemory int64
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EnableErrorsShow bool
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EnableErrorsRender bool
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Listen Listen
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WebConfig WebConfig
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Log LogConfig
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}
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// Listen holds for http and https related config
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type Listen struct {
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Graceful bool // Graceful means use graceful module to start the server
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ServerTimeOut int64
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ListenTCP4 bool
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EnableHTTP bool
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HTTPAddr string
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HTTPPort int
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AutoTLS bool
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Domains []string
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TLSCacheDir string
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EnableHTTPS bool
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EnableMutualHTTPS bool
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HTTPSAddr string
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HTTPSPort int
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HTTPSCertFile string
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HTTPSKeyFile string
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TrustCaFile string
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EnableAdmin bool
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AdminAddr string
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AdminPort int
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EnableFcgi bool
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EnableStdIo bool // EnableStdIo works with EnableFcgi Use FCGI via standard I/O
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}
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// WebConfig holds web related config
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type WebConfig struct {
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AutoRender bool
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EnableDocs bool
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FlashName string
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FlashSeparator string
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DirectoryIndex bool
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StaticDir map[string]string
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StaticExtensionsToGzip []string
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StaticCacheFileSize int
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StaticCacheFileNum int
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TemplateLeft string
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TemplateRight string
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ViewsPath string
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EnableXSRF bool
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XSRFKey string
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XSRFExpire int
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Session SessionConfig
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}
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// SessionConfig holds session related config
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type SessionConfig struct {
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SessionOn bool
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SessionProvider string
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SessionName string
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SessionGCMaxLifetime int64
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SessionProviderConfig string
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SessionCookieLifeTime int
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SessionAutoSetCookie bool
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SessionDomain string
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SessionDisableHTTPOnly bool // used to allow for cross domain cookies/javascript cookies.
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SessionEnableSidInHTTPHeader bool // enable store/get the sessionId into/from http headers
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SessionNameInHTTPHeader string
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SessionEnableSidInURLQuery bool // enable get the sessionId from Url Query params
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}
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// LogConfig holds Log related config
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type LogConfig struct {
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AccessLogs bool
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EnableStaticLogs bool //log static files requests default: false
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AccessLogsFormat string //access log format: JSON_FORMAT, APACHE_FORMAT or empty string
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FileLineNum bool
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Outputs map[string]string // Store Adaptor : config
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}
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var (
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// BConfig is the default config for Application
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BConfig *Config
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// AppConfig is the instance of Config, store the config information from file
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AppConfig *beegoAppConfig
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// AppPath is the absolute path to the app
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AppPath string
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// GlobalSessions is the instance for the session manager
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GlobalSessions *session.Manager
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// appConfigPath is the path to the config files
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appConfigPath string
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// appConfigProvider is the provider for the config, default is ini
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appConfigProvider = "ini"
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// WorkPath is the absolute path to project root directory
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WorkPath string
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)
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func init() {
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BConfig = newBConfig()
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var err error
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if AppPath, err = filepath.Abs(filepath.Dir(os.Args[0])); err != nil {
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panic(err)
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}
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WorkPath, err = os.Getwd()
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if err != nil {
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panic(err)
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}
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var filename = "app.conf"
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if os.Getenv("BEEGO_RUNMODE") != "" {
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filename = os.Getenv("BEEGO_RUNMODE") + ".app.conf"
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}
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appConfigPath = filepath.Join(WorkPath, "conf", filename)
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if !utils.FileExists(appConfigPath) {
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appConfigPath = filepath.Join(AppPath, "conf", filename)
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if !utils.FileExists(appConfigPath) {
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AppConfig = &beegoAppConfig{innerConfig: config.NewFakeConfig()}
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return
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}
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}
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if err = parseConfig(appConfigPath); err != nil {
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panic(err)
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}
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}
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func recoverPanic(ctx *context.Context) {
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if err := recover(); err != nil {
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if err == ErrAbort {
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return
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}
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if !BConfig.RecoverPanic {
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panic(err)
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}
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if BConfig.EnableErrorsShow {
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if _, ok := ErrorMaps[fmt.Sprint(err)]; ok {
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exception(fmt.Sprint(err), ctx)
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return
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}
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}
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var stack string
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logs.Critical("the request url is ", ctx.Input.URL())
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logs.Critical("Handler crashed with error", err)
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for i := 1; ; i++ {
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_, file, line, ok := runtime.Caller(i)
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if !ok {
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break
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}
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logs.Critical(fmt.Sprintf("%s:%d", file, line))
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stack = stack + fmt.Sprintln(fmt.Sprintf("%s:%d", file, line))
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}
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if BConfig.RunMode == DEV && BConfig.EnableErrorsRender {
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showErr(err, ctx, stack)
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}
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if ctx.Output.Status != 0 {
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ctx.ResponseWriter.WriteHeader(ctx.Output.Status)
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} else {
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ctx.ResponseWriter.WriteHeader(500)
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}
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}
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}
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func newBConfig() *Config {
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return &Config{
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AppName: "beego",
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RunMode: PROD,
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RouterCaseSensitive: true,
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ServerName: "beegoServer:" + VERSION,
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RecoverPanic: true,
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RecoverFunc: recoverPanic,
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CopyRequestBody: false,
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EnableGzip: false,
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MaxMemory: 1 << 26, //64MB
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EnableErrorsShow: true,
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EnableErrorsRender: true,
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Listen: Listen{
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Graceful: false,
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ServerTimeOut: 0,
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ListenTCP4: false,
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EnableHTTP: true,
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AutoTLS: false,
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Domains: []string{},
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TLSCacheDir: ".",
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HTTPAddr: "",
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HTTPPort: 8080,
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EnableHTTPS: false,
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HTTPSAddr: "",
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HTTPSPort: 10443,
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HTTPSCertFile: "",
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HTTPSKeyFile: "",
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EnableAdmin: false,
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AdminAddr: "",
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AdminPort: 8088,
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EnableFcgi: false,
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EnableStdIo: false,
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},
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WebConfig: WebConfig{
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AutoRender: true,
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EnableDocs: false,
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FlashName: "BEEGO_FLASH",
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FlashSeparator: "BEEGOFLASH",
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DirectoryIndex: false,
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StaticDir: map[string]string{"/static": "static"},
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StaticExtensionsToGzip: []string{".css", ".js"},
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StaticCacheFileSize: 1024 * 100,
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StaticCacheFileNum: 1000,
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TemplateLeft: "{{",
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TemplateRight: "}}",
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ViewsPath: "views",
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EnableXSRF: false,
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XSRFKey: "beegoxsrf",
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XSRFExpire: 0,
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Session: SessionConfig{
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SessionOn: false,
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SessionProvider: "memory",
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SessionName: "beegosessionID",
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SessionGCMaxLifetime: 3600,
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SessionProviderConfig: "",
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SessionDisableHTTPOnly: false,
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SessionCookieLifeTime: 0, //set cookie default is the browser life
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SessionAutoSetCookie: true,
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SessionDomain: "",
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SessionEnableSidInHTTPHeader: false, // enable store/get the sessionId into/from http headers
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SessionNameInHTTPHeader: "Beegosessionid",
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SessionEnableSidInURLQuery: false, // enable get the sessionId from Url Query params
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},
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},
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Log: LogConfig{
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AccessLogs: false,
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EnableStaticLogs: false,
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AccessLogsFormat: "APACHE_FORMAT",
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FileLineNum: true,
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Outputs: map[string]string{"console": ""},
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},
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}
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}
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// now only support ini, next will support json.
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func parseConfig(appConfigPath string) (err error) {
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AppConfig, err = newAppConfig(appConfigProvider, appConfigPath)
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if err != nil {
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return err
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}
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return assignConfig(AppConfig)
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}
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func assignConfig(ac config.Configer) error {
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for _, i := range []interface{}{BConfig, &BConfig.Listen, &BConfig.WebConfig, &BConfig.Log, &BConfig.WebConfig.Session} {
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assignSingleConfig(i, ac)
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}
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// set the run mode first
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if envRunMode := os.Getenv("BEEGO_RUNMODE"); envRunMode != "" {
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BConfig.RunMode = envRunMode
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} else if runMode := ac.String("RunMode"); runMode != "" {
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BConfig.RunMode = runMode
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}
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if sd := ac.String("StaticDir"); sd != "" {
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BConfig.WebConfig.StaticDir = map[string]string{}
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sds := strings.Fields(sd)
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for _, v := range sds {
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if url2fsmap := strings.SplitN(v, ":", 2); len(url2fsmap) == 2 {
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BConfig.WebConfig.StaticDir["/"+strings.Trim(url2fsmap[0], "/")] = url2fsmap[1]
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} else {
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BConfig.WebConfig.StaticDir["/"+strings.Trim(url2fsmap[0], "/")] = url2fsmap[0]
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}
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}
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}
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if sgz := ac.String("StaticExtensionsToGzip"); sgz != "" {
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extensions := strings.Split(sgz, ",")
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fileExts := []string{}
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for _, ext := range extensions {
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ext = strings.TrimSpace(ext)
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if ext == "" {
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continue
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}
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if !strings.HasPrefix(ext, ".") {
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ext = "." + ext
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}
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fileExts = append(fileExts, ext)
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}
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if len(fileExts) > 0 {
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BConfig.WebConfig.StaticExtensionsToGzip = fileExts
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}
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}
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if sfs, err := ac.Int("StaticCacheFileSize"); err == nil {
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BConfig.WebConfig.StaticCacheFileSize = sfs
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}
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if sfn, err := ac.Int("StaticCacheFileNum"); err == nil {
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BConfig.WebConfig.StaticCacheFileNum = sfn
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}
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if lo := ac.String("LogOutputs"); lo != "" {
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// if lo is not nil or empty
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// means user has set his own LogOutputs
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// clear the default setting to BConfig.Log.Outputs
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BConfig.Log.Outputs = make(map[string]string)
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los := strings.Split(lo, ";")
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for _, v := range los {
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if logType2Config := strings.SplitN(v, ",", 2); len(logType2Config) == 2 {
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BConfig.Log.Outputs[logType2Config[0]] = logType2Config[1]
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} else {
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continue
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}
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}
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}
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//init log
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logs.Reset()
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for adaptor, config := range BConfig.Log.Outputs {
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err := logs.SetLogger(adaptor, config)
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if err != nil {
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fmt.Fprintln(os.Stderr, fmt.Sprintf("%s with the config %q got err:%s", adaptor, config, err.Error()))
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}
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}
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logs.SetLogFuncCall(BConfig.Log.FileLineNum)
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return nil
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}
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func assignSingleConfig(p interface{}, ac config.Configer) {
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pt := reflect.TypeOf(p)
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if pt.Kind() != reflect.Ptr {
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return
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}
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pt = pt.Elem()
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if pt.Kind() != reflect.Struct {
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return
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}
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pv := reflect.ValueOf(p).Elem()
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for i := 0; i < pt.NumField(); i++ {
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pf := pv.Field(i)
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if !pf.CanSet() {
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continue
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}
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name := pt.Field(i).Name
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switch pf.Kind() {
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case reflect.String:
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pf.SetString(ac.DefaultString(name, pf.String()))
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case reflect.Int, reflect.Int64:
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pf.SetInt(ac.DefaultInt64(name, pf.Int()))
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case reflect.Bool:
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pf.SetBool(ac.DefaultBool(name, pf.Bool()))
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case reflect.Struct:
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default:
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//do nothing here
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}
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}
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}
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// LoadAppConfig allow developer to apply a config file
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func LoadAppConfig(adapterName, configPath string) error {
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absConfigPath, err := filepath.Abs(configPath)
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if err != nil {
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return err
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}
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if !utils.FileExists(absConfigPath) {
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return fmt.Errorf("the target config file: %s don't exist", configPath)
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}
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appConfigPath = absConfigPath
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appConfigProvider = adapterName
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return parseConfig(appConfigPath)
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}
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type beegoAppConfig struct {
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innerConfig config.Configer
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}
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func newAppConfig(appConfigProvider, appConfigPath string) (*beegoAppConfig, error) {
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ac, err := config.NewConfig(appConfigProvider, appConfigPath)
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if err != nil {
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return nil, err
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}
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return &beegoAppConfig{ac}, nil
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}
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func (b *beegoAppConfig) Set(key, val string) error {
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if err := b.innerConfig.Set(BConfig.RunMode+"::"+key, val); err != nil {
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return b.innerConfig.Set(key, val)
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}
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return nil
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}
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func (b *beegoAppConfig) String(key string) string {
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if v := b.innerConfig.String(BConfig.RunMode + "::" + key); v != "" {
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return v
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}
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return b.innerConfig.String(key)
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}
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func (b *beegoAppConfig) Strings(key string) []string {
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if v := b.innerConfig.Strings(BConfig.RunMode + "::" + key); len(v) > 0 {
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return v
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}
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return b.innerConfig.Strings(key)
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}
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func (b *beegoAppConfig) Int(key string) (int, error) {
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if v, err := b.innerConfig.Int(BConfig.RunMode + "::" + key); err == nil {
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return v, nil
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}
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return b.innerConfig.Int(key)
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}
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func (b *beegoAppConfig) Int64(key string) (int64, error) {
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if v, err := b.innerConfig.Int64(BConfig.RunMode + "::" + key); err == nil {
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return v, nil
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}
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return b.innerConfig.Int64(key)
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}
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func (b *beegoAppConfig) Bool(key string) (bool, error) {
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if v, err := b.innerConfig.Bool(BConfig.RunMode + "::" + key); err == nil {
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return v, nil
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}
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return b.innerConfig.Bool(key)
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}
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func (b *beegoAppConfig) Float(key string) (float64, error) {
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if v, err := b.innerConfig.Float(BConfig.RunMode + "::" + key); err == nil {
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return v, nil
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}
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return b.innerConfig.Float(key)
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}
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func (b *beegoAppConfig) DefaultString(key string, defaultVal string) string {
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if v := b.String(key); v != "" {
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return v
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}
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return defaultVal
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}
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func (b *beegoAppConfig) DefaultStrings(key string, defaultVal []string) []string {
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if v := b.Strings(key); len(v) != 0 {
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return v
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}
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return defaultVal
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}
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func (b *beegoAppConfig) DefaultInt(key string, defaultVal int) int {
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if v, err := b.Int(key); err == nil {
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return v
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}
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return defaultVal
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}
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func (b *beegoAppConfig) DefaultInt64(key string, defaultVal int64) int64 {
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if v, err := b.Int64(key); err == nil {
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return v
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}
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return defaultVal
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}
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func (b *beegoAppConfig) DefaultBool(key string, defaultVal bool) bool {
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if v, err := b.Bool(key); err == nil {
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return v
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}
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return defaultVal
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}
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func (b *beegoAppConfig) DefaultFloat(key string, defaultVal float64) float64 {
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if v, err := b.Float(key); err == nil {
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return v
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}
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return defaultVal
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}
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func (b *beegoAppConfig) DIY(key string) (interface{}, error) {
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return b.innerConfig.DIY(key)
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}
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func (b *beegoAppConfig) GetSection(section string) (map[string]string, error) {
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return b.innerConfig.GetSection(section)
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}
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func (b *beegoAppConfig) SaveConfigFile(filename string) error {
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return b.innerConfig.SaveConfigFile(filename)
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}
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