Zap grammar sugar

zap Log encapsulation

package main

import (
	"github.com/natefinch/lumberjack"
	"go.uber.org/zap"
	"go.uber.org/zap/zapcore"
)

var logger *zap.Logger

// logpath  Log file path 
// loglevel  The level of logging 
func InitLogger(logpath string, loglevel string) {
	//  Log segmentation 
	hook := lumberjack.Logger{
		Filename:   logpath, //  Log file path , Default  os.TempDir()
		MaxSize:    10,      //  Each log file is saved 10M, Default  100M
		MaxBackups: 30,      //  Retain 30 Backup , The default is unlimited 
		MaxAge:     7,       //  Retain 7 God , The default is unlimited 
		Compress:   true,    //  Is it compressed? , No compression by default 
	}
	write := zapcore.AddSync(&hook)
	//  Set the log level 
	// debug  You can print it out  info debug warn
	// info   Levels can be printed  warn info
	// warn   Only print  warn
	// debug->info->warn->error
	var level zapcore.Level
	switch loglevel {
	case "debug":
		level = zap.DebugLevel
	case "info":
		level = zap.InfoLevel
	case "error":
		level = zap.ErrorLevel
	default:
		level = zap.InfoLevel
	}
	encoderConfig := zapcore.EncoderConfig{
		TimeKey:        "time",
		LevelKey:       "level",
		NameKey:        "logger",
		CallerKey:      "linenum",
		MessageKey:     "msg",
		StacktraceKey:  "stacktrace",
		LineEnding:     zapcore.DefaultLineEnding,
		EncodeLevel:    zapcore.LowercaseLevelEncoder,  //  Lowercase encoder 
		EncodeTime:     zapcore.ISO8601TimeEncoder,     // ISO8601 UTC  Time format 
		EncodeDuration: zapcore.SecondsDurationEncoder, //
		EncodeCaller:   zapcore.FullCallerEncoder,      //  Full path encoder 
		EncodeName:     zapcore.FullNameEncoder,
	}
	//  Set the log level 
	atomicLevel := zap.NewAtomicLevel()
	atomicLevel.SetLevel(level)
	core := zapcore.NewCore(
		zapcore.NewConsoleEncoder(encoderConfig),
		//zapcore.NewJSONEncoder(encoderConfig),
		// zapcore.NewMultiWriteSyncer(zapcore.AddSync(os.Stdout), zapcore.AddSync(&write)), //  Print to console and file 
		write,
		level,
	)
	//  Open development mode , stack trace 
	caller := zap.AddCaller()
	//  Open file and line number 
	development := zap.Development()
	//  Set initialization field , Such as ： Add a server name 
	filed := zap.Fields()
	//  Build log 
	logger = zap.New(core, caller, development, filed)
	logger.Info("DefaultLogger init success")
}
func main() {
	//  The name of the history log is ：all.log, Service restart , The log will be appended , Does not delete 
	InitLogger("/var/log/pingan-operator-manager/all.log", "debug")
	//  Strong structural form 
	//logger.Info("test",
	//	zap.String("string", "string"),
	//	zap.Int("int", 3),
	//	zap.Duration("time", time.Second),
	//)
	  must  key-value  Structure form   Performance drops a little 
	//logger.Sugar().Infow("test-",
	//	"string", "string",
	//	"int", 1,
	//	"time", time.Second,
	//)
	logger.Info("vvvvvvvvvvvvvvvvvvvvvvvvvvvv1")
	logger.Info("vvvvvvvvvvvvvvvvvvvvvvvvvvvv2")
	logger.Info("vvvvvvvvvvvvvvvvvvvvvvvvvvvv3")
}