forgejo/modules/setting/log.go
TomZ d66e1c7b6e
[BRANDING] cosmetic s/Gitea/Forgejo/ in logs, messages, etc.
As the docs of codeberg refer to the strings printed by the Forgejo
ssh servers, this is user-facing and is nice to update to the new
product name.

(cherry picked from commit 103991d73f)
(cherry picked from commit 2a0d3f85f1)
(cherry picked from commit eb2b4ce388)
(cherry picked from commit 0998b51716)

[BRANDING] forgejo log message

(cherry picked from commit d51a046ebe)
2023-03-12 17:03:27 +01:00

396 lines
12 KiB
Go

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