mirror of
https://gitee.com/johng/gf.git
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289 lines
6.9 KiB
Go
289 lines
6.9 KiB
Go
// Copyright 2017 gf Author(https://gitee.com/johng/gf). All Rights Reserved.
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//
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// This Source Code Form is subject to the terms of the MIT License.
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// If a copy of the MIT was not distributed with this file,
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// You can obtain one at https://gitee.com/johng/gf.
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package glog
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import (
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"os"
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"io"
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"time"
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"fmt"
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"errors"
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"strings"
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"runtime"
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"strconv"
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"gitee.com/johng/gf/g/os/gfile"
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"gitee.com/johng/gf/g/util/gregx"
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"gitee.com/johng/gf/g/os/gfilepool"
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)
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const (
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gDEFAULT_FILE_POOL_FLAGS = os.O_CREATE|os.O_WRONLY|os.O_APPEND
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)
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// 默认的日志换行符
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var ln = "\n"
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// 初始化日志换行符
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// @author zseeker
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// @date 2018-05-23
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func init() {
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if runtime.GOOS == "windows" {
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ln = "\r\n"
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}
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}
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// 设置BacktraceSkip
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func (l *Logger) SetBacktraceSkip(skip int) {
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l.btSkip.Set(skip)
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}
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// 可自定义IO接口
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func (l *Logger) SetIO(w io.Writer) {
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l.mu.RLock()
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l.io = w
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l.mu.RUnlock()
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}
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// 返回自定义IO
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func (l *Logger) GetIO() io.Writer {
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l.mu.RLock()
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r := l.io
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l.mu.RUnlock()
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return r
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}
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// 获取默认的文件IO
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func (l *Logger) getFileByPool() *gfilepool.PoolItem {
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if path := l.path.Val(); path != "" {
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fpath := path + gfile.Separator + time.Now().Format("2006-01-02.log")
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if fp, err := gfilepool.OpenWithPool(fpath, gDEFAULT_FILE_POOL_FLAGS, 86400); err == nil {
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return fp
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} else {
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fmt.Fprintln(os.Stderr, err)
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}
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}
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return nil
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}
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func (l *Logger) GetDebug() bool {
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return l.debug.Val()
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}
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func (l *Logger) SetDebug(debug bool) {
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l.debug.Set(debug)
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}
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// 设置日志文件的存储目录路径
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func (l *Logger) SetPath(path string) error {
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// 检测目录权限
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if !gfile.Exists(path) {
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if err := gfile.Mkdir(path); err != nil {
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fmt.Fprintln(os.Stderr, err)
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return err
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}
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}
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if !gfile.IsWritable(path) {
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errstr := path + " is no writable for current user"
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fmt.Fprintln(os.Stderr, errstr)
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return errors.New(errstr)
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}
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l.path.Set(strings.TrimRight(path, gfile.Separator))
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return nil
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}
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// 这里的写锁保证统一时刻只会写入一行日志，防止串日志的情况
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func (l *Logger) print(defaultIO io.Writer, s string) {
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w := l.GetIO()
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if w == nil {
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if v := l.getFileByPool(); v != nil {
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w = v.File()
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defer v.Close()
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} else {
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w = defaultIO
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}
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}
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l.mu.Lock()
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fmt.Fprint(w, l.format(s))
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l.mu.Unlock()
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}
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// 核心打印数据方法(标准输出)
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func (l *Logger) stdPrint(s string) {
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l.print(os.Stdout, s)
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}
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// 核心打印数据方法(标准错误)
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func (l *Logger) errPrint(s string) {
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// 记录调用回溯信息
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backtrace := l.backtrace()
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if s[len(s) - 1] == byte('\n') {
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s = s + backtrace + ln
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} else {
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s = s + ln + backtrace + ln
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}
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l.print(os.Stderr, s)
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}
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// 调用回溯字符串
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func (l *Logger) backtrace() string {
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backtrace := "Trace:" + ln
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index := 1
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for i := 1; i < 10000; i++ {
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if _, cfile, cline, ok := runtime.Caller(i + l.btSkip.Val()); ok {
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// 不打印出go源码路径
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if !gregx.IsMatchString("^" + runtime.GOROOT(), cfile) {
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backtrace += strconv.Itoa(index) + ". " + cfile + ":" + strconv.Itoa(cline) + ln
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index++
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}
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} else {
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break
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}
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}
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return backtrace
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}
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func (l *Logger) format(s string) string {
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return time.Now().Format("2006-01-02 15:04:05.000 ") + s
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}
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func (l *Logger) Print(v ...interface{}) {
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l.stdPrint(fmt.Sprint(v...))
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}
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func (l *Logger) Printf(format string, v ...interface{}) {
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l.stdPrint(fmt.Sprintf(format, v...))
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}
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func (l *Logger) Println(v ...interface{}) {
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l.stdPrint(fmt.Sprint(v...) + ln)
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}
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func (l *Logger) Printfln(format string, v ...interface{}) {
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l.stdPrint(fmt.Sprintf(format + ln, v...))
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}
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func (l *Logger) Fatal(v ...interface{}) {
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l.errPrint(fmt.Sprint(v...))
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os.Exit(1)
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}
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func (l *Logger) Fatalf(format string, v ...interface{}) {
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l.errPrint(fmt.Sprintf(format, v...))
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os.Exit(1)
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}
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func (l *Logger) Fatalln(v ...interface{}) {
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l.errPrint(fmt.Sprint(v...) + ln)
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os.Exit(1)
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}
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func (l *Logger) Fatalfln(format string, v ...interface{}) {
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l.errPrint(fmt.Sprintf(format + ln, v...))
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os.Exit(1)
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}
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func (l *Logger) Panic(v ...interface{}) {
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s := fmt.Sprint(v...)
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l.errPrint(s)
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panic(s)
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}
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func (l *Logger) Panicf(format string, v ...interface{}) {
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s := fmt.Sprintf(format, v...)
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l.errPrint(s)
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panic(s)
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}
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func (l *Logger) Panicln(v ...interface{}) {
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s := fmt.Sprint(v...) + ln
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l.errPrint(s)
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panic(s)
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}
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func (l *Logger) Panicfln(format string, v ...interface{}) {
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s := fmt.Sprintf(format + ln, v...)
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l.errPrint(s)
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panic(s)
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}
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func (l *Logger) Info(v ...interface{}) {
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l.stdPrint("[INFO] " + fmt.Sprint(v...) + ln)
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}
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func (l *Logger) Debug(v ...interface{}) {
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if l.GetDebug() {
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l.stdPrint("[DEBU] " + fmt.Sprint(v...) + ln)
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}
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}
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func (l *Logger) Notice(v ...interface{}) {
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l.errPrint("[NOTI] " + fmt.Sprint(v...) + ln)
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}
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func (l *Logger) Warning(v ...interface{}) {
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l.errPrint("[WARN] " + fmt.Sprint(v...) + ln)
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}
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func (l *Logger) Error(v ...interface{}) {
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l.errPrint("[ERRO] " + fmt.Sprint(v...) + ln)
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}
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func (l *Logger) Critical(v ...interface{}) {
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l.errPrint("[CRIT] " + fmt.Sprint(v...) + ln)
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}
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func (l *Logger) Infof(format string, v ...interface{}) {
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l.stdPrint("[INFO] " + fmt.Sprintf(format, v...))
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}
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func (l *Logger) Debugf(format string, v ...interface{}) {
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if l.GetDebug() {
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l.stdPrint("[DEBU] " + fmt.Sprintf(format, v...))
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}
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}
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func (l *Logger) Noticef(format string, v ...interface{}) {
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l.errPrint("[NOTI] " + fmt.Sprintf(format, v...))
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}
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func (l *Logger) Warningf(format string, v ...interface{}) {
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l.errPrint("[WARN] " + fmt.Sprintf(format, v...))
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}
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func (l *Logger) Errorf(format string, v ...interface{}) {
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l.errPrint("[ERRO] " + fmt.Sprintf(format, v...))
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}
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func (l *Logger) Criticalf(format string, v ...interface{}) {
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l.errPrint("[CRIT] " + fmt.Sprintf(format, v...))
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}
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func (l *Logger) Infofln(format string, v ...interface{}) {
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l.stdPrint("[INFO] " + fmt.Sprintf(format, v...) + ln)
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}
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func (l *Logger) Debugfln(format string, v ...interface{}) {
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if l.GetDebug() {
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l.stdPrint("[DEBU] " + fmt.Sprintf(format, v...) + ln)
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}
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}
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func (l *Logger) Noticefln(format string, v ...interface{}) {
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l.errPrint("[NOTI] " + fmt.Sprintf(format, v...) + ln)
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}
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func (l *Logger) Warningfln(format string, v ...interface{}) {
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l.errPrint("[WARN] " + fmt.Sprintf(format, v...) + ln)
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}
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func (l *Logger) Errorfln(format string, v ...interface{}) {
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l.errPrint("[ERRO] " + fmt.Sprintf(format, v...) + ln)
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}
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func (l *Logger) Criticalfln(format string, v ...interface{}) {
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l.errPrint("[CRIT] " + fmt.Sprintf(format, v...) + ln)
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} |