go语言的日志记录实现---基础篇

目录

代码：debug.go

注意：

关于FuncName

mian

---

代码：debug.go

package Debug

import  (
	"fmt"
	"time"
	"runtime"
	"path/filepath"
	"strings"
	"os"
	"io"
)

var LOGFILE = "./log/serverlog.log"

const (
	LOG_LEVEL_DEBUG = 0
	LOG_LEVEL_INFO = 1
	LOG_LEVEL_WARNING = 2
	LOG_LEVEL_ERROR = 3
	LOG_LEVEL_EMERGENCY = 4
	LOG_LEVEL_BUTT = 5
)

var LOG_LEVEL = []string{
	"DEBUG",
	"INFORMATION",
	"WARNING",
	"ERROR",
	"EMERGENCY",
	"UNKNOW",
}
//CurrentTime 当前时间，2018-12-22 14:41:21.4728403
func CurrentTime() string {
	t := time.Now()
	//fmt.Println(time.Now().Format("2006-01-02 15:04:05")) // 这是个奇葩,必须是这个时间点, 据说是go诞生之日, 记忆方法:6-1-2-3-4-5
	cur := fmt.Sprintf("%s.%2d", time.Now().Format("2006-01-02 15:04:05"), t.Nanosecond())
	return cur
}

func LOG_RECODE(level int, format string, a ...interface{}){
	var strLog,fmtInfo string
	funcInfo := ""

	pc,filepath,line,ok := runtime.Caller(2)
	if ok {
		funcInfo = fmt.Sprintf("file:%s, line:%d, func:%s",FileName(filepath),line,FuncName(pc))
	}

	fmt