5
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matterbridge/vendor/github.com/mattermost/mattermost-server/v5/mlog/global.go
2020-10-19 23:40:00 +02:00

96 lines
2.9 KiB
Go

// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
// See LICENSE.txt for license information.
package mlog
import (
"context"
"log"
"sync/atomic"
"github.com/mattermost/logr"
"go.uber.org/zap"
"go.uber.org/zap/zapcore"
)
var globalLogger *Logger
func InitGlobalLogger(logger *Logger) {
// Clean up previous instance.
if globalLogger != nil && globalLogger.logrLogger != nil {
globalLogger.logrLogger.Logr().Shutdown()
}
glob := *logger
glob.zap = glob.zap.WithOptions(zap.AddCallerSkip(1))
globalLogger = &glob
Debug = globalLogger.Debug
Info = globalLogger.Info
Warn = globalLogger.Warn
Error = globalLogger.Error
Critical = globalLogger.Critical
Log = globalLogger.Log
LogM = globalLogger.LogM
Flush = globalLogger.Flush
ConfigAdvancedLogging = globalLogger.ConfigAdvancedLogging
ShutdownAdvancedLogging = globalLogger.ShutdownAdvancedLogging
AddTarget = globalLogger.AddTarget
RemoveTargets = globalLogger.RemoveTargets
EnableMetrics = globalLogger.EnableMetrics
}
// logWriterFunc provides access to mlog via io.Writer, so the standard logger
// can be redirected to use mlog and whatever targets are defined.
type logWriterFunc func([]byte) (int, error)
func (lw logWriterFunc) Write(p []byte) (int, error) {
return lw(p)
}
func RedirectStdLog(logger *Logger) {
if atomic.LoadInt32(&disableZap) == 0 {
zap.RedirectStdLogAt(logger.zap.With(zap.String("source", "stdlog")).WithOptions(zap.AddCallerSkip(-2)), zapcore.ErrorLevel)
return
}
writer := func(p []byte) (int, error) {
Log(LvlStdLog, string(p))
return len(p), nil
}
log.SetOutput(logWriterFunc(writer))
}
type LogFunc func(string, ...Field)
type LogFuncCustom func(LogLevel, string, ...Field)
type LogFuncCustomMulti func([]LogLevel, string, ...Field)
type FlushFunc func(context.Context) error
type ConfigFunc func(cfg LogTargetCfg) error
type ShutdownFunc func(context.Context) error
type AddTargetFunc func(...logr.Target) error
type RemoveTargetsFunc func(context.Context, func(TargetInfo) bool) error
type EnableMetricsFunc func(logr.MetricsCollector) error
// DON'T USE THIS Modify the level on the app logger
func GloballyDisableDebugLogForTest() {
globalLogger.consoleLevel.SetLevel(zapcore.ErrorLevel)
}
// DON'T USE THIS Modify the level on the app logger
func GloballyEnableDebugLogForTest() {
globalLogger.consoleLevel.SetLevel(zapcore.DebugLevel)
}
var Debug LogFunc = defaultDebugLog
var Info LogFunc = defaultInfoLog
var Warn LogFunc = defaultWarnLog
var Error LogFunc = defaultErrorLog
var Critical LogFunc = defaultCriticalLog
var Log LogFuncCustom = defaultCustomLog
var LogM LogFuncCustomMulti = defaultCustomMultiLog
var Flush FlushFunc = defaultFlush
var ConfigAdvancedLogging ConfigFunc = defaultAdvancedConfig
var ShutdownAdvancedLogging ShutdownFunc = defaultAdvancedShutdown
var AddTarget AddTargetFunc = defaultAddTarget
var RemoveTargets RemoveTargetsFunc = defaultRemoveTargets
var EnableMetrics EnableMetricsFunc = defaultEnableMetrics