feat(log): 实现日志系统彩色输出和文件分离功能
- 添加 ANSI 颜色常量定义支持彩色输出 - 实现 stripAnsiColors 函数去除 ANSI 颜色码 - 创建 logWriter 结构体实现控制台带颜色文件无颜色的输出 - 修改初始化逻辑使用自定义 writer 替代 MultiWriter - 更新 Info、Error、Warn、Debug 函数添加时间戳和颜色前缀 - 将日志文件大小限制从 1MB 调整为 2MB - 移除默认日志标志位,使用自定义格式化输出main v1.0.1011
parent
6bfe26bbf7
commit
5a37aea56f
67
log/log.go
67
log/log.go
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@ -5,8 +5,10 @@ import (
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"io"
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"log"
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"os"
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"regexp"
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"runtime/debug"
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"strings"
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"time"
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"github.com/gogf/gf/v2/os/gfile"
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"github.com/gogf/gf/v2/os/gtime"
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@ -18,42 +20,77 @@ var (
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sysLog *log.Logger
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)
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const (
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Reset = "\033[0m"
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Red = "\033[31m"
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Green = "\033[32m"
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Yellow = "\033[33m"
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Blue = "\033[34m"
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Purple = "\033[35m"
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Cyan = "\033[36m"
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)
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// 正则表达式匹配 ANSI 颜色码
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var ansiColorRegex = regexp.MustCompile(`\x1b\[[0-9;]*m`)
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// stripAnsiColors 去除字符串中的 ANSI 颜色码
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func stripAnsiColors(s string) string {
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return ansiColorRegex.ReplaceAllString(s, "")
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}
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// logWriter 自定义 writer,用于分别处理控制台和文件输出
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type logWriter struct {
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console io.Writer
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file io.Writer
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}
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func (w *logWriter) Write(p []byte) (n int, err error) {
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// 控制台输出保留颜色
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_, err = w.console.Write(p)
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if err != nil {
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return 0, err
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}
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// 文件输出去除颜色码
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colorless := stripAnsiColors(string(p))
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_, err = w.file.Write([]byte(colorless))
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if err != nil {
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return 0, err
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}
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return len(p), nil
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}
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func init() {
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logPath = gfile.Join(gfile.Pwd(), "logs")
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filePath := gfile.Join(logPath, fmt.Sprintf("log-%s.log", gtime.Date()))
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fileLogger := &lumberjack.Logger{
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Filename: filePath,
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MaxSize: 1, // 单个文件最大 10MB
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MaxSize: 2, // 单个文件最大 10MB
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MaxBackups: 5, // 最多保留 5 个备份
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MaxAge: 30, // 保留 30 天
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Compress: false, // 启用压缩
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}
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// 创建 MultiWriter 实现同时输出到文件和终端
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multiWriter := io.MultiWriter(fileLogger, os.Stdout)
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sysLog = log.New(multiWriter, "", log.LstdFlags)
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// 使用自定义 writer 实现控制台带颜色、文件无颜色的输出
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multiWriter := &logWriter{
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console: os.Stdout,
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file: fileLogger,
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}
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sysLog = log.New(multiWriter, "", 0)
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}
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// Info 打印普通信息日志
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func Info(v ...any) {
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sysLog.SetPrefix("[INFO] ")
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sysLog.SetPrefix(fmt.Sprintf("[%s] %s[INFO]%s ", time.Now().Format("2006-01-02 15:04:05"), Green, Reset))
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sysLog.Println(fmt.Sprint(v...))
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}
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// Error 打印错误日志
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func Error(v ...any) {
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sysLog.SetPrefix("[ERROR] ")
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sysLog.SetPrefix(fmt.Sprintf("[%s] %s[ERROR]%s ", time.Now().Format("2006-01-02 15:04:05"), Red, Reset))
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msg := fmt.Sprint(v...)
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sysLog.Println(msg, strings.TrimSpace(string(debug.Stack())))
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}
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// Warn 打印警告日志
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func Warn(v ...any) {
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sysLog.SetPrefix("[WARN] ")
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sysLog.SetPrefix(fmt.Sprintf("[%s] %s[WARN]%s ", time.Now().Format("2006-01-02 15:04:05"), Yellow, Reset))
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sysLog.Println(fmt.Sprint(v...))
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}
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// Debug 打印调试日志
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func Debug(v ...any) {
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sysLog.SetPrefix("[DEBUG] ")
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sysLog.SetPrefix(fmt.Sprintf("[%s] %s[DEBUG]%s ", time.Now().Format("2006-01-02 15:04:05"), Blue, Reset))
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sysLog.Println(fmt.Sprint(v...))
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}
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