logging/logging.go

package logging

import (
	"encoding/json"
	"flag"

	"git.loafle.net/commons_go/config"

	"go.uber.org/zap"
)

type loggerKeyType int

const loggerKey loggerKeyType = iota

var Logger *zap.Logger

func init() {
	configPath := flag.String("config", ".", "The path of config")
	flag.Parse()

	log.Printf("logging: config path[%s]", *configPath)

	conf := config.New()
	conf.SetConfigName("logging")
	conf.SetConfigType("json")
	conf.AddConfigPath(*configPath)
	// conf.AddConfigPath("./config")
	err := conf.ReadInConfig()
	if nil != err {
		panic(err)
	}

	buf, err := conf.Marshal("json")
	if err != nil {
		panic(err)
	}
	var cfg zap.Config
	if err = json.Unmarshal(buf, &cfg); err != nil {
		panic(err)
	}

	Logger, err = cfg.Build()
	if err != nil {
		panic(err)
	}

}