/
log.go
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/
log.go
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/*
Copyright 2022 Huawei Cloud Computing Technologies Co., Ltd.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package logger
import (
"fmt"
"github.com/openGemini/openGemini/lib/config"
"github.com/openGemini/openGemini/lib/crypto"
"github.com/openGemini/openGemini/lib/util"
"go.uber.org/zap"
"go.uber.org/zap/zapcore"
"gopkg.in/natefinch/lumberjack.v2"
)
var logger *zap.Logger
var hooks []*lumberjack.Logger
var Alevel zap.AtomicLevel
func SetLevel(lev string) error {
var l zapcore.Level
if err := l.UnmarshalText([]byte(lev)); err != nil {
return err
}
Alevel.SetLevel(l)
return nil
}
var initHandler func(*zap.Logger)
var level zapcore.Level
func init() {
InitLogger(config.NewLogger(config.AppSingle))
}
func SetInitLoggerHandler(handler func(*zap.Logger)) {
initHandler = handler
}
func InitLogger(conf config.Logger) {
level = conf.Level
logger = getLogger(conf)
if initHandler != nil {
initHandler(logger)
}
util.SetLogger(logger)
crypto.SetLogger(logger)
}
func GetLogger() *zap.Logger {
return logger
}
func SetLogger(zapLogger *zap.Logger) {
logger = zapLogger
if initHandler != nil {
initHandler(logger)
}
}
func CloseLogger() {
_ = logger.Sync()
closeHooks()
}
func getLogger(conf config.Logger) *zap.Logger {
hookNormal := conf.NewLumberjackLogger(conf.GetApp())
hookError := conf.NewLumberjackLogger(makeErrFileName(conf.GetApp()))
hooks = append(hooks, hookNormal, hookError)
encoder := newEncoder()
logLevel := rewriteLevel(conf.Level)
levelError := zap.LevelEnablerFunc(func(lvl zapcore.Level) bool {
return lvl >= zapcore.ErrorLevel
})
Alevel = zap.NewAtomicLevel()
Alevel.SetLevel(logLevel)
core := zapcore.NewTee(
zapcore.NewCore(encoder, zapcore.AddSync(hookNormal), Alevel),
zapcore.NewCore(encoder, zapcore.AddSync(hookError), levelError),
)
return zap.New(core, zap.AddCaller(), zap.Development())
}
func rewriteLevel(level zapcore.Level) zapcore.Level {
if level < zap.DebugLevel || level > zap.FatalLevel {
level = zap.InfoLevel
}
return level
}
func makeErrFileName(fileName string) string {
return fmt.Sprintf("%s.error", fileName)
}
func closeHooks() {
if len(hooks) == 0 {
return
}
for _, h := range hooks {
_ = h.Close()
}
hooks = nil
}
func newEncoder() zapcore.Encoder {
// log format
encoderConfig := zapcore.EncoderConfig{
TimeKey: "time",
LevelKey: "level",
NameKey: "logger",
CallerKey: "caller",
MessageKey: "msg",
StacktraceKey: "stacktrace",
LineEnding: zapcore.DefaultLineEnding,
EncodeLevel: zapcore.LowercaseLevelEncoder,
EncodeTime: zapcore.RFC3339NanoTimeEncoder,
EncodeDuration: zapcore.SecondsDurationEncoder,
EncodeCaller: zapcore.ShortCallerEncoder, //zapcore.FullCallerEncoder,
EncodeName: zapcore.FullNameEncoder,
}
return zapcore.NewJSONEncoder(encoderConfig)
}