mirror of
https://github.com/go-gitea/gitea.git
synced 2024-08-28 22:14:20 -04:00
349 lines
7.7 KiB
Go
349 lines
7.7 KiB
Go
// Copyright 2014 The Gogs Authors. All rights reserved.
|
|
// Use of this source code is governed by a MIT-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
package log
|
|
|
|
import (
|
|
"fmt"
|
|
"os"
|
|
"path"
|
|
"path/filepath"
|
|
"runtime"
|
|
"strings"
|
|
|
|
"golang.org/x/sync/syncmap"
|
|
)
|
|
|
|
var (
|
|
loggers []*Logger
|
|
// GitLogger logger for git
|
|
GitLogger *Logger
|
|
)
|
|
|
|
// NewLogger create a logger
|
|
func NewLogger(bufLen int64, mode, config string) {
|
|
logger := newLogger(bufLen)
|
|
|
|
isExist := false
|
|
for i, l := range loggers {
|
|
if l.adapter == mode {
|
|
isExist = true
|
|
loggers[i] = logger
|
|
}
|
|
}
|
|
if !isExist {
|
|
loggers = append(loggers, logger)
|
|
}
|
|
if err := logger.SetLogger(mode, config); err != nil {
|
|
Fatal(2, "Failed to set logger (%s): %v", mode, err)
|
|
}
|
|
}
|
|
|
|
// DelLogger removes loggers that are for the given mode
|
|
func DelLogger(mode string) error {
|
|
for _, l := range loggers {
|
|
if _, ok := l.outputs.Load(mode); ok {
|
|
return l.DelLogger(mode)
|
|
}
|
|
}
|
|
|
|
Trace("Log adapter %s not found, no need to delete", mode)
|
|
return nil
|
|
}
|
|
|
|
// NewGitLogger create a logger for git
|
|
// FIXME: use same log level as other loggers.
|
|
func NewGitLogger(logPath string) {
|
|
path := path.Dir(logPath)
|
|
|
|
if err := os.MkdirAll(path, os.ModePerm); err != nil {
|
|
Fatal(4, "Failed to create dir %s: %v", path, err)
|
|
}
|
|
|
|
GitLogger = newLogger(0)
|
|
GitLogger.SetLogger("file", fmt.Sprintf(`{"level":0,"filename":"%s","rotate":false}`, logPath))
|
|
}
|
|
|
|
// Trace records trace log
|
|
func Trace(format string, v ...interface{}) {
|
|
for _, logger := range loggers {
|
|
logger.Trace(format, v...)
|
|
}
|
|
}
|
|
|
|
// Debug records debug log
|
|
func Debug(format string, v ...interface{}) {
|
|
for _, logger := range loggers {
|
|
logger.Debug(format, v...)
|
|
}
|
|
}
|
|
|
|
// Info records info log
|
|
func Info(format string, v ...interface{}) {
|
|
for _, logger := range loggers {
|
|
logger.Info(format, v...)
|
|
}
|
|
}
|
|
|
|
// Warn records warning log
|
|
func Warn(format string, v ...interface{}) {
|
|
for _, logger := range loggers {
|
|
logger.Warn(format, v...)
|
|
}
|
|
}
|
|
|
|
// Error records error log
|
|
func Error(skip int, format string, v ...interface{}) {
|
|
for _, logger := range loggers {
|
|
logger.Error(skip, format, v...)
|
|
}
|
|
}
|
|
|
|
// Critical records critical log
|
|
func Critical(skip int, format string, v ...interface{}) {
|
|
for _, logger := range loggers {
|
|
logger.Critical(skip, format, v...)
|
|
}
|
|
}
|
|
|
|
// Fatal records error log and exit process
|
|
func Fatal(skip int, format string, v ...interface{}) {
|
|
Error(skip, format, v...)
|
|
for _, l := range loggers {
|
|
l.Close()
|
|
}
|
|
os.Exit(1)
|
|
}
|
|
|
|
// Close closes all the loggers
|
|
func Close() {
|
|
for _, l := range loggers {
|
|
l.Close()
|
|
}
|
|
}
|
|
|
|
// .___ __ _____
|
|
// | | _____/ |_ ____________/ ____\____ ____ ____
|
|
// | |/ \ __\/ __ \_ __ \ __\\__ \ _/ ___\/ __ \
|
|
// | | | \ | \ ___/| | \/| | / __ \\ \__\ ___/
|
|
// |___|___| /__| \___ >__| |__| (____ /\___ >___ >
|
|
// \/ \/ \/ \/ \/
|
|
|
|
// LogLevel level type for log
|
|
//type LogLevel int
|
|
|
|
// log levels
|
|
const (
|
|
TRACE = iota
|
|
DEBUG
|
|
INFO
|
|
WARN
|
|
ERROR
|
|
CRITICAL
|
|
FATAL
|
|
)
|
|
|
|
// LoggerInterface represents behaviors of a logger provider.
|
|
type LoggerInterface interface {
|
|
Init(config string) error
|
|
WriteMsg(msg string, skip, level int) error
|
|
Destroy()
|
|
Flush()
|
|
}
|
|
|
|
type loggerType func() LoggerInterface
|
|
|
|
var adapters = make(map[string]loggerType)
|
|
|
|
// Register registers given logger provider to adapters.
|
|
func Register(name string, log loggerType) {
|
|
if log == nil {
|
|
panic("log: register provider is nil")
|
|
}
|
|
if _, dup := adapters[name]; dup {
|
|
panic("log: register called twice for provider \"" + name + "\"")
|
|
}
|
|
adapters[name] = log
|
|
}
|
|
|
|
type logMsg struct {
|
|
skip, level int
|
|
msg string
|
|
}
|
|
|
|
// Logger is default logger in beego application.
|
|
// it can contain several providers and log message into all providers.
|
|
type Logger struct {
|
|
adapter string
|
|
level int
|
|
msg chan *logMsg
|
|
outputs syncmap.Map
|
|
quit chan bool
|
|
}
|
|
|
|
// newLogger initializes and returns a new logger.
|
|
func newLogger(buffer int64) *Logger {
|
|
l := &Logger{
|
|
msg: make(chan *logMsg, buffer),
|
|
quit: make(chan bool),
|
|
}
|
|
go l.StartLogger()
|
|
return l
|
|
}
|
|
|
|
// SetLogger sets new logger instance with given logger adapter and config.
|
|
func (l *Logger) SetLogger(adapter string, config string) error {
|
|
if log, ok := adapters[adapter]; ok {
|
|
lg := log()
|
|
if err := lg.Init(config); err != nil {
|
|
return err
|
|
}
|
|
l.outputs.Store(adapter, lg)
|
|
l.adapter = adapter
|
|
} else {
|
|
panic("log: unknown adapter \"" + adapter + "\" (forgotten register?)")
|
|
}
|
|
return nil
|
|
}
|
|
|
|
// DelLogger removes a logger adapter instance.
|
|
func (l *Logger) DelLogger(adapter string) error {
|
|
if lg, ok := l.outputs.Load(adapter); ok {
|
|
lg.(LoggerInterface).Destroy()
|
|
l.outputs.Delete(adapter)
|
|
} else {
|
|
panic("log: unknown adapter \"" + adapter + "\" (forgotten register?)")
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (l *Logger) writerMsg(skip, level int, msg string) error {
|
|
if l.level > level {
|
|
return nil
|
|
}
|
|
lm := &logMsg{
|
|
skip: skip,
|
|
level: level,
|
|
}
|
|
|
|
// Only error information needs locate position for debugging.
|
|
if lm.level >= ERROR {
|
|
pc, file, line, ok := runtime.Caller(skip)
|
|
if ok {
|
|
// Get caller function name.
|
|
fn := runtime.FuncForPC(pc)
|
|
var fnName string
|
|
if fn == nil {
|
|
fnName = "?()"
|
|
} else {
|
|
fnName = strings.TrimLeft(filepath.Ext(fn.Name()), ".") + "()"
|
|
}
|
|
|
|
fileName := file
|
|
if len(fileName) > 20 {
|
|
fileName = "..." + fileName[len(fileName)-20:]
|
|
}
|
|
lm.msg = fmt.Sprintf("[%s:%d %s] %s", fileName, line, fnName, msg)
|
|
} else {
|
|
lm.msg = msg
|
|
}
|
|
} else {
|
|
lm.msg = msg
|
|
}
|
|
l.msg <- lm
|
|
return nil
|
|
}
|
|
|
|
// StartLogger starts logger chan reading.
|
|
func (l *Logger) StartLogger() {
|
|
for {
|
|
select {
|
|
case bm := <-l.msg:
|
|
l.outputs.Range(func(k, v interface{}) bool {
|
|
if err := v.(LoggerInterface).WriteMsg(bm.msg, bm.skip, bm.level); err != nil {
|
|
fmt.Println("ERROR, unable to WriteMsg:", err)
|
|
}
|
|
return true
|
|
})
|
|
case <-l.quit:
|
|
return
|
|
}
|
|
}
|
|
}
|
|
|
|
// Flush flushes all chan data.
|
|
func (l *Logger) Flush() {
|
|
l.outputs.Range(func(k, v interface{}) bool {
|
|
v.(LoggerInterface).Flush()
|
|
return true
|
|
})
|
|
}
|
|
|
|
// Close closes logger, flush all chan data and destroy all adapter instances.
|
|
func (l *Logger) Close() {
|
|
l.quit <- true
|
|
for {
|
|
if len(l.msg) > 0 {
|
|
bm := <-l.msg
|
|
l.outputs.Range(func(k, v interface{}) bool {
|
|
if err := v.(LoggerInterface).WriteMsg(bm.msg, bm.skip, bm.level); err != nil {
|
|
fmt.Println("ERROR, unable to WriteMsg:", err)
|
|
}
|
|
return true
|
|
})
|
|
} else {
|
|
break
|
|
}
|
|
}
|
|
l.outputs.Range(func(k, v interface{}) bool {
|
|
v.(LoggerInterface).Flush()
|
|
v.(LoggerInterface).Destroy()
|
|
return true
|
|
})
|
|
}
|
|
|
|
// Trace records trace log
|
|
func (l *Logger) Trace(format string, v ...interface{}) {
|
|
msg := fmt.Sprintf("[T] "+format, v...)
|
|
l.writerMsg(0, TRACE, msg)
|
|
}
|
|
|
|
// Debug records debug log
|
|
func (l *Logger) Debug(format string, v ...interface{}) {
|
|
msg := fmt.Sprintf("[D] "+format, v...)
|
|
l.writerMsg(0, DEBUG, msg)
|
|
}
|
|
|
|
// Info records information log
|
|
func (l *Logger) Info(format string, v ...interface{}) {
|
|
msg := fmt.Sprintf("[I] "+format, v...)
|
|
l.writerMsg(0, INFO, msg)
|
|
}
|
|
|
|
// Warn records warning log
|
|
func (l *Logger) Warn(format string, v ...interface{}) {
|
|
msg := fmt.Sprintf("[W] "+format, v...)
|
|
l.writerMsg(0, WARN, msg)
|
|
}
|
|
|
|
// Error records error log
|
|
func (l *Logger) Error(skip int, format string, v ...interface{}) {
|
|
msg := fmt.Sprintf("[E] "+format, v...)
|
|
l.writerMsg(skip, ERROR, msg)
|
|
}
|
|
|
|
// Critical records critical log
|
|
func (l *Logger) Critical(skip int, format string, v ...interface{}) {
|
|
msg := fmt.Sprintf("[C] "+format, v...)
|
|
l.writerMsg(skip, CRITICAL, msg)
|
|
}
|
|
|
|
// Fatal records error log and exit the process
|
|
func (l *Logger) Fatal(skip int, format string, v ...interface{}) {
|
|
msg := fmt.Sprintf("[F] "+format, v...)
|
|
l.writerMsg(skip, FATAL, msg)
|
|
l.Close()
|
|
os.Exit(1)
|
|
}
|