golib/logger/recover.go

//
// recover.go
// Copyright (C) 2022 tiglog <me@tiglog.com>
//
// Distributed under terms of the MIT license.
//

package logger

import (
	"os"
	"sync"

	"github.com/natefinch/lumberjack"
	"github.com/rs/zerolog"
)

var recover_once sync.Once

var recover_log *zerolog.Logger

var recover_log_path = "./var/log/recover.log"

func SetupRecoverLogFile(path string) {
	recover_log_path = path
}

func Recover() *zerolog.Logger {
	recover_once.Do(func() {

		fileLogger := &lumberjack.Logger{
			Filename:   recover_log_path,
			MaxSize:    5, //
			MaxBackups: 10,
			MaxAge:     14,
			Compress:   true,
		}

		output := zerolog.MultiLevelWriter(os.Stderr, fileLogger)

		l := zerolog.New(output).
			// Level(zerolog.InfoLevel).
			With().
			Timestamp().
			Stack().
			Logger()

		recover_log = &l
	})

	return recover_log
}