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Close: #22890. --- ### Configure in .ini file: ```ini [log] REQUEST_ID_HEADERS = X-Request-ID, X-Trace-Id ``` ### Params in Request Header ``` X-Trace-ID: trace-id-1q2w3e4r ```  ### Log output: 
395 lines
12 KiB
Go
395 lines
12 KiB
Go
// Copyright 2019 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package setting
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import (
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"fmt"
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golog "log"
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"os"
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"path"
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"path/filepath"
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"strings"
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"sync"
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"code.gitea.io/gitea/modules/json"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/util"
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ini "gopkg.in/ini.v1"
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)
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var (
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filenameSuffix = ""
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descriptionLock = sync.RWMutex{}
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logDescriptions = make(map[string]*LogDescription)
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)
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// Log settings
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var Log struct {
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Level log.Level
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StacktraceLogLevel string
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RootPath string
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EnableSSHLog bool
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EnableXORMLog bool
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DisableRouterLog bool
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EnableAccessLog bool
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AccessLogTemplate string
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BufferLength int64
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RequestIDHeaders []string
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}
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// GetLogDescriptions returns a race safe set of descriptions
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func GetLogDescriptions() map[string]*LogDescription {
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descriptionLock.RLock()
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defer descriptionLock.RUnlock()
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descs := make(map[string]*LogDescription, len(logDescriptions))
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for k, v := range logDescriptions {
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subLogDescriptions := make([]SubLogDescription, len(v.SubLogDescriptions))
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copy(subLogDescriptions, v.SubLogDescriptions)
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descs[k] = &LogDescription{
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Name: v.Name,
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SubLogDescriptions: subLogDescriptions,
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}
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}
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return descs
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}
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// AddLogDescription adds a set of descriptions to the complete description
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func AddLogDescription(key string, description *LogDescription) {
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descriptionLock.Lock()
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defer descriptionLock.Unlock()
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logDescriptions[key] = description
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}
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// AddSubLogDescription adds a sub log description
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func AddSubLogDescription(key string, subLogDescription SubLogDescription) bool {
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descriptionLock.Lock()
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defer descriptionLock.Unlock()
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desc, ok := logDescriptions[key]
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if !ok {
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return false
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}
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for i, sub := range desc.SubLogDescriptions {
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if sub.Name == subLogDescription.Name {
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desc.SubLogDescriptions[i] = subLogDescription
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return true
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}
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}
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desc.SubLogDescriptions = append(desc.SubLogDescriptions, subLogDescription)
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return true
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}
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// RemoveSubLogDescription removes a sub log description
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func RemoveSubLogDescription(key, name string) bool {
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descriptionLock.Lock()
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defer descriptionLock.Unlock()
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desc, ok := logDescriptions[key]
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if !ok {
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return false
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}
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for i, sub := range desc.SubLogDescriptions {
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if sub.Name == name {
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desc.SubLogDescriptions = append(desc.SubLogDescriptions[:i], desc.SubLogDescriptions[i+1:]...)
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return true
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}
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}
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return false
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}
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type defaultLogOptions struct {
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levelName string // LogLevel
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flags string
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filename string // path.Join(LogRootPath, "gitea.log")
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bufferLength int64
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disableConsole bool
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}
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func newDefaultLogOptions() defaultLogOptions {
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return defaultLogOptions{
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levelName: Log.Level.String(),
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flags: "stdflags",
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filename: filepath.Join(Log.RootPath, "gitea.log"),
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bufferLength: 10000,
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disableConsole: false,
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}
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}
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// SubLogDescription describes a sublogger
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type SubLogDescription struct {
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Name string
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Provider string
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Config string
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}
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// LogDescription describes a named logger
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type LogDescription struct {
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Name string
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SubLogDescriptions []SubLogDescription
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}
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func getLogLevel(section *ini.Section, key string, defaultValue log.Level) log.Level {
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value := section.Key(key).MustString(defaultValue.String())
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return log.FromString(value)
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}
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func getStacktraceLogLevel(section *ini.Section, key, defaultValue string) string {
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value := section.Key(key).MustString(defaultValue)
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return log.FromString(value).String()
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}
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func loadLogFrom(rootCfg ConfigProvider) {
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sec := rootCfg.Section("log")
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Log.Level = getLogLevel(sec, "LEVEL", log.INFO)
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Log.StacktraceLogLevel = getStacktraceLogLevel(sec, "STACKTRACE_LEVEL", "None")
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Log.RootPath = sec.Key("ROOT_PATH").MustString(path.Join(AppWorkPath, "log"))
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forcePathSeparator(Log.RootPath)
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Log.BufferLength = sec.Key("BUFFER_LEN").MustInt64(10000)
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Log.EnableSSHLog = sec.Key("ENABLE_SSH_LOG").MustBool(false)
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Log.EnableAccessLog = sec.Key("ENABLE_ACCESS_LOG").MustBool(false)
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Log.AccessLogTemplate = sec.Key("ACCESS_LOG_TEMPLATE").MustString(
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`{{.Ctx.RemoteAddr}} - {{.Identity}} {{.Start.Format "[02/Jan/2006:15:04:05 -0700]" }} "{{.Ctx.Req.Method}} {{.Ctx.Req.URL.RequestURI}} {{.Ctx.Req.Proto}}" {{.ResponseWriter.Status}} {{.ResponseWriter.Size}} "{{.Ctx.Req.Referer}}\" \"{{.Ctx.Req.UserAgent}}"`,
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)
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Log.RequestIDHeaders = sec.Key("REQUEST_ID_HEADERS").Strings(",")
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// the `MustString` updates the default value, and `log.ACCESS` is used by `generateNamedLogger("access")` later
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_ = rootCfg.Section("log").Key("ACCESS").MustString("file")
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sec.Key("ROUTER").MustString("console")
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// Allow [log] DISABLE_ROUTER_LOG to override [server] DISABLE_ROUTER_LOG
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Log.DisableRouterLog = sec.Key("DISABLE_ROUTER_LOG").MustBool(Log.DisableRouterLog)
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Log.EnableXORMLog = rootCfg.Section("log").Key("ENABLE_XORM_LOG").MustBool(true)
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}
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func generateLogConfig(sec *ini.Section, name string, defaults defaultLogOptions) (mode, jsonConfig, levelName string) {
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level := getLogLevel(sec, "LEVEL", Log.Level)
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levelName = level.String()
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stacktraceLevelName := getStacktraceLogLevel(sec, "STACKTRACE_LEVEL", Log.StacktraceLogLevel)
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stacktraceLevel := log.FromString(stacktraceLevelName)
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mode = name
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keys := sec.Keys()
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logPath := defaults.filename
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flags := log.FlagsFromString(defaults.flags)
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expression := ""
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prefix := ""
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for _, key := range keys {
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switch key.Name() {
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case "MODE":
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mode = key.MustString(name)
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case "FILE_NAME":
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logPath = key.MustString(defaults.filename)
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forcePathSeparator(logPath)
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if !filepath.IsAbs(logPath) {
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logPath = path.Join(Log.RootPath, logPath)
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}
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case "FLAGS":
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flags = log.FlagsFromString(key.MustString(defaults.flags))
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case "EXPRESSION":
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expression = key.MustString("")
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case "PREFIX":
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prefix = key.MustString("")
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}
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}
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logConfig := map[string]interface{}{
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"level": level.String(),
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"expression": expression,
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"prefix": prefix,
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"flags": flags,
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"stacktraceLevel": stacktraceLevel.String(),
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}
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// Generate log configuration.
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switch mode {
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case "console":
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useStderr := sec.Key("STDERR").MustBool(false)
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logConfig["stderr"] = useStderr
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if useStderr {
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logConfig["colorize"] = sec.Key("COLORIZE").MustBool(log.CanColorStderr)
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} else {
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logConfig["colorize"] = sec.Key("COLORIZE").MustBool(log.CanColorStdout)
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}
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case "file":
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if err := os.MkdirAll(path.Dir(logPath), os.ModePerm); err != nil {
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panic(err.Error())
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}
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logConfig["filename"] = logPath + filenameSuffix
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logConfig["rotate"] = sec.Key("LOG_ROTATE").MustBool(true)
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logConfig["maxsize"] = 1 << uint(sec.Key("MAX_SIZE_SHIFT").MustInt(28))
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logConfig["daily"] = sec.Key("DAILY_ROTATE").MustBool(true)
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logConfig["maxdays"] = sec.Key("MAX_DAYS").MustInt(7)
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logConfig["compress"] = sec.Key("COMPRESS").MustBool(true)
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logConfig["compressionLevel"] = sec.Key("COMPRESSION_LEVEL").MustInt(-1)
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case "conn":
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logConfig["reconnectOnMsg"] = sec.Key("RECONNECT_ON_MSG").MustBool()
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logConfig["reconnect"] = sec.Key("RECONNECT").MustBool()
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logConfig["net"] = sec.Key("PROTOCOL").In("tcp", []string{"tcp", "unix", "udp"})
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logConfig["addr"] = sec.Key("ADDR").MustString(":7020")
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case "smtp":
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logConfig["username"] = sec.Key("USER").MustString("example@example.com")
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logConfig["password"] = sec.Key("PASSWD").MustString("******")
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logConfig["host"] = sec.Key("HOST").MustString("127.0.0.1:25")
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sendTos := strings.Split(sec.Key("RECEIVERS").MustString(""), ",")
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for i, address := range sendTos {
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sendTos[i] = strings.TrimSpace(address)
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}
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logConfig["sendTos"] = sendTos
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logConfig["subject"] = sec.Key("SUBJECT").MustString("Diagnostic message from Gitea")
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}
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logConfig["colorize"] = sec.Key("COLORIZE").MustBool(false)
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byteConfig, err := json.Marshal(logConfig)
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if err != nil {
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log.Error("Failed to marshal log configuration: %v %v", logConfig, err)
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return
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}
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jsonConfig = string(byteConfig)
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return mode, jsonConfig, levelName
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}
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func generateNamedLogger(rootCfg ConfigProvider, key string, options defaultLogOptions) *LogDescription {
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description := LogDescription{
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Name: key,
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}
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sections := strings.Split(rootCfg.Section("log").Key(strings.ToUpper(key)).MustString(""), ",")
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for i := 0; i < len(sections); i++ {
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sections[i] = strings.TrimSpace(sections[i])
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}
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for _, name := range sections {
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if len(name) == 0 || (name == "console" && options.disableConsole) {
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continue
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}
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sec, err := rootCfg.GetSection("log." + name + "." + key)
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if err != nil {
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sec, _ = rootCfg.NewSection("log." + name + "." + key)
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}
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provider, config, levelName := generateLogConfig(sec, name, options)
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if err := log.NewNamedLogger(key, options.bufferLength, name, provider, config); err != nil {
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// Maybe panic here?
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log.Error("Could not create new named logger: %v", err.Error())
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}
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description.SubLogDescriptions = append(description.SubLogDescriptions, SubLogDescription{
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Name: name,
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Provider: provider,
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Config: config,
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})
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log.Info("%s Log: %s(%s:%s)", util.ToTitleCase(key), util.ToTitleCase(name), provider, levelName)
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}
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AddLogDescription(key, &description)
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return &description
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}
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// initLogFrom initializes logging with settings from configuration provider
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func initLogFrom(rootCfg ConfigProvider) {
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sec := rootCfg.Section("log")
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options := newDefaultLogOptions()
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options.bufferLength = Log.BufferLength
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description := LogDescription{
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Name: log.DEFAULT,
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}
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sections := strings.Split(sec.Key("MODE").MustString("console"), ",")
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useConsole := false
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for _, name := range sections {
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name = strings.TrimSpace(name)
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if name == "" {
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continue
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}
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if name == "console" {
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useConsole = true
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}
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sec, err := rootCfg.GetSection("log." + name + ".default")
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if err != nil {
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sec, err = rootCfg.GetSection("log." + name)
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if err != nil {
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sec, _ = rootCfg.NewSection("log." + name)
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}
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}
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provider, config, levelName := generateLogConfig(sec, name, options)
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log.NewLogger(options.bufferLength, name, provider, config)
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description.SubLogDescriptions = append(description.SubLogDescriptions, SubLogDescription{
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Name: name,
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Provider: provider,
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Config: config,
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})
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log.Info("Gitea Log Mode: %s(%s:%s)", util.ToTitleCase(name), util.ToTitleCase(provider), levelName)
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}
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AddLogDescription(log.DEFAULT, &description)
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if !useConsole {
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log.Info("According to the configuration, subsequent logs will not be printed to the console")
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if err := log.DelLogger("console"); err != nil {
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log.Fatal("Cannot delete console logger: %v", err)
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}
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}
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// Finally redirect the default golog to here
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golog.SetFlags(0)
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golog.SetPrefix("")
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golog.SetOutput(log.NewLoggerAsWriter("INFO", log.GetLogger(log.DEFAULT)))
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}
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// RestartLogsWithPIDSuffix restarts the logs with a PID suffix on files
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func RestartLogsWithPIDSuffix() {
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filenameSuffix = fmt.Sprintf(".%d", os.Getpid())
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InitLogs(false)
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}
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// InitLogs creates all the log services
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func InitLogs(disableConsole bool) {
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initLogFrom(CfgProvider)
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if !Log.DisableRouterLog {
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options := newDefaultLogOptions()
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options.filename = filepath.Join(Log.RootPath, "router.log")
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options.flags = "date,time" // For the router we don't want any prefixed flags
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options.bufferLength = Log.BufferLength
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generateNamedLogger(CfgProvider, "router", options)
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}
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if Log.EnableAccessLog {
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options := newDefaultLogOptions()
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options.filename = filepath.Join(Log.RootPath, "access.log")
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options.flags = "" // For the router we don't want any prefixed flags
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options.bufferLength = Log.BufferLength
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generateNamedLogger(CfgProvider, "access", options)
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}
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initSQLLogFrom(CfgProvider, disableConsole)
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}
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// InitSQLLog initializes xorm logger setting
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func InitSQLLog(disableConsole bool) {
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initSQLLogFrom(CfgProvider, disableConsole)
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}
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func initSQLLogFrom(rootCfg ConfigProvider, disableConsole bool) {
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if Log.EnableXORMLog {
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options := newDefaultLogOptions()
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options.filename = filepath.Join(Log.RootPath, "xorm.log")
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options.bufferLength = Log.BufferLength
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options.disableConsole = disableConsole
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rootCfg.Section("log").Key("XORM").MustString(",")
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generateNamedLogger(rootCfg, "xorm", options)
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}
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}
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