hoteas
0991555c2d
- 将日志记录库从 Logrus 替换为 Zerolog，提升性能和灵活性 - 更新各个模块的日志记录方式，确保一致性 - 优化错误处理逻辑，确保在发生错误时能够正确记录并传递错误信息 - 移除不再使用的错误处理字段，简化代码结构 - 更新相关文档以反映新的日志记录和错误处理机制
430 lines
9.8 KiB
Go
430 lines
9.8 KiB
Go
package log
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import (
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"bufio"
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"fmt"
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"io"
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"os"
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"path/filepath"
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"runtime"
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"strings"
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"sync"
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"time"
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"github.com/rs/zerolog"
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)
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// ErrorRecord 错误历史记录条目
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type ErrorRecord struct {
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Err error
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Msg string
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Time time.Time
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Caller string
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}
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// Logger 日志核心结构体，封装 zerolog
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type Logger struct {
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zl zerolog.Logger
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logLevel int
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errors []ErrorRecord
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errIdx int // 环形缓冲写入位置
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errCount int // 实际写入总数（用于判断缓冲是否满）
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errorsMu sync.RWMutex
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maxErrors int
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}
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// NewLogger 创建日志实例
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// logLevel: 0=仅 error，>=1=全部
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// logFile: 文件路径模板（如 "logs/20060102.txt"），空则不写文件
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// maxErrors: 错误历史最大条数，0 则不记录
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func NewLogger(logLevel int, logFile string, maxErrors int) *Logger {
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zerolog.CallerMarshalFunc = callerMarshalFunc
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zerolog.TimeFieldFormat = "2006-01-02 15:04:05"
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var level zerolog.Level
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if logLevel == 0 {
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level = zerolog.ErrorLevel
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} else {
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level = zerolog.DebugLevel
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}
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consoleWriter := zerolog.ConsoleWriter{
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Out: os.Stderr,
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TimeFormat: "2006-01-02 15:04:05",
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NoColor: false,
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FormatLevel: formatLevelColor,
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FormatCaller: func(i interface{}) string {
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if i == nil {
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return ""
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}
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return fmt.Sprintf("[%s]", i)
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},
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}
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var writers []io.Writer
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writers = append(writers, consoleWriter)
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if logFile != "" {
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fw := &TemplateFileWriter{pathTemplate: logFile}
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writers = append(writers, fw)
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}
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multi := zerolog.MultiLevelWriter(writers...)
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zl := zerolog.New(multi).
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Level(level).
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With().
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Timestamp().
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Caller().
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Logger()
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l := &Logger{
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zl: zl,
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logLevel: logLevel,
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maxErrors: maxErrors,
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}
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if maxErrors > 0 {
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l.errors = make([]ErrorRecord, maxErrors)
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}
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return l
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}
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// NewTestLogger 创建用于测试的静默 Logger（输出到 io.Discard）
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func NewTestLogger() *Logger {
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zl := zerolog.New(io.Discard).Level(zerolog.Disabled)
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return &Logger{zl: zl, logLevel: 0}
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}
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// SetOutput 设置日志输出（用于测试等场景）
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func (l *Logger) SetOutput(w io.Writer) {
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if w == io.Discard {
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l.zl = zerolog.New(w).Level(zerolog.Disabled)
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return
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}
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consoleWriter := zerolog.ConsoleWriter{
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Out: w,
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TimeFormat: "2006-01-02 15:04:05",
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NoColor: true,
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FormatLevel: formatLevelPlain,
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FormatCaller: func(i interface{}) string {
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if i == nil {
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return ""
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}
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return fmt.Sprintf("[%s]", i)
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},
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}
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l.zl = zerolog.New(consoleWriter).
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With().
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Timestamp().
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Caller().
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Logger()
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}
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// GetLevel 获取当前日志等级
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func (l *Logger) GetLevel() int {
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return l.logLevel
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}
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// --- 链式调用 API ---
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// 以下方法兼容两种调用风格：
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// 无参数：返回 *zerolog.Event 用于链式调用，如 l.Error().Str("k","v").Msg("...")
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// 有参数：直接拼接并打印日志（logrus 兼容），返回 no-op Event
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func (l *Logger) Debug(args ...interface{}) *zerolog.Event {
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if len(args) > 0 {
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l.zl.Debug().Msg(fmt.Sprint(args...))
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nop := zerolog.Nop()
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return nop.Debug()
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}
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return l.zl.Debug()
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}
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func (l *Logger) Info(args ...interface{}) *zerolog.Event {
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if len(args) > 0 {
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l.zl.Info().Msg(fmt.Sprint(args...))
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nop := zerolog.Nop()
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return nop.Info()
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}
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return l.zl.Info()
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}
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func (l *Logger) Warn(args ...interface{}) *zerolog.Event {
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if len(args) > 0 {
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l.zl.Warn().Msg(fmt.Sprint(args...))
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nop := zerolog.Nop()
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return nop.Warn()
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}
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return l.zl.Warn()
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}
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func (l *Logger) Error(args ...interface{}) *zerolog.Event {
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if len(args) > 0 {
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msg := fmt.Sprint(args...)
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if l.maxErrors > 0 {
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l.recordError(msg, nil)
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}
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l.zl.Error().Msg(msg)
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nop := zerolog.Nop()
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return nop.Error()
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}
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if l.maxErrors > 0 {
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l.recordError("", nil)
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}
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return l.zl.Error()
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}
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// RecordError 手动记录一条错误到历史（用于需要指定详情的场景）
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func (l *Logger) RecordError(err error, msg string, caller string) {
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if l.maxErrors <= 0 {
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return
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}
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l.errorsMu.Lock()
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defer l.errorsMu.Unlock()
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l.errors[l.errIdx] = ErrorRecord{
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Err: err,
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Msg: msg,
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Time: time.Now(),
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Caller: caller,
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}
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l.errIdx = (l.errIdx + 1) % l.maxErrors
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l.errCount++
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}
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func (l *Logger) recordError(msg string, err error) {
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_, file, line, ok := runtime.Caller(2)
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caller := ""
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if ok {
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caller = formatCaller(file, line)
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}
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l.RecordError(err, msg, caller)
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}
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// GetRecentErrors 获取最近 N 条错误（不传则返回全部已存储的）
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func (l *Logger) GetRecentErrors(n ...int) []ErrorRecord {
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if l.maxErrors <= 0 {
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return nil
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}
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l.errorsMu.RLock()
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defer l.errorsMu.RUnlock()
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total := l.errCount
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if total > l.maxErrors {
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total = l.maxErrors
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}
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if total == 0 {
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return nil
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}
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want := total
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if len(n) > 0 && n[0] > 0 && n[0] < want {
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want = n[0]
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}
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result := make([]ErrorRecord, 0, want)
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// 从最新的往前读
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for i := 0; i < want; i++ {
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idx := (l.errIdx - 1 - i + l.maxErrors) % l.maxErrors
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if l.errors[idx].Time.IsZero() {
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break
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}
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result = append(result, l.errors[idx])
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}
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return result
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}
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// --- 格式化快捷方法 ---
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func (l *Logger) Debugf(format string, v ...interface{}) {
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l.zl.Debug().Msgf(format, v...)
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}
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func (l *Logger) Infof(format string, v ...interface{}) {
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l.zl.Info().Msgf(format, v...)
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}
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func (l *Logger) Warnf(format string, v ...interface{}) {
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l.zl.Warn().Msgf(format, v...)
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}
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func (l *Logger) Errorf(format string, v ...interface{}) {
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if l.maxErrors > 0 {
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l.recordError(fmt.Sprintf(format, v...), nil)
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}
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l.zl.Error().Msgf(format, v...)
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}
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// --- 日志级别颜色 ---
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func formatLevelColor(i interface{}) string {
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level := strings.ToUpper(fmt.Sprintf("%s", i))
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switch level {
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case "DEBUG":
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return fmt.Sprintf("\x1b[36m|%s|\x1b[0m", level) // cyan
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case "INFO":
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return fmt.Sprintf("\x1b[32m|%s|\x1b[0m", level) // green
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case "WARN":
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return fmt.Sprintf("\x1b[33m|%s|\x1b[0m", level) // yellow
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case "ERROR":
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return fmt.Sprintf("\x1b[31m|%s|\x1b[0m", level) // red
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case "FATAL":
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return fmt.Sprintf("\x1b[35m|%s|\x1b[0m", level) // magenta
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default:
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return fmt.Sprintf("|%s|", level)
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}
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}
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func formatLevelPlain(i interface{}) string {
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return fmt.Sprintf("|%s|", strings.ToUpper(fmt.Sprintf("%s", i)))
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}
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// --- TemplateFileWriter ---
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// TemplateFileWriter 按时间模板切换文件路径的 Writer
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type TemplateFileWriter struct {
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pathTemplate string
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mu sync.Mutex
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currentPath string
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file *os.File
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writer *bufio.Writer
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}
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func (w *TemplateFileWriter) Write(p []byte) (n int, err error) {
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w.mu.Lock()
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defer w.mu.Unlock()
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path := time.Now().Format(w.pathTemplate)
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if path != w.currentPath {
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if w.writer != nil {
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_ = w.writer.Flush()
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}
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if w.file != nil {
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_ = w.file.Close()
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}
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_ = os.MkdirAll(filepath.Dir(path), 0755)
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w.file, err = os.OpenFile(path, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
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if err != nil {
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return 0, err
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}
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w.writer = bufio.NewWriterSize(w.file, 4096)
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w.currentPath = path
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}
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n, err = w.writer.Write(p)
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_ = w.writer.Flush()
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return
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}
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// --- 调用者智能过滤 ---
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const maxFrameworkDepth = 10
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func callerMarshalFunc(_ uintptr, file string, line int) string {
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return findCaller(file, line)
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}
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func findCaller(origFile string, origLine int) string {
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frameworkCount := 0
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var lastFrameworkFile string
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var lastFrameworkLine int
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var applicationFile string
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var applicationLine int
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for i := 1; i < 20; i++ {
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_, file, line, ok := runtime.Caller(i)
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if !ok {
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break
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}
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shortFile := shortenPath(file)
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if isHoTimeFrameworkFile(shortFile) {
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frameworkCount++
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lastFrameworkFile = shortFile
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lastFrameworkLine = line
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if strings.Contains(shortFile, "application.go") {
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applicationFile = shortFile
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applicationLine = line
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}
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if frameworkCount >= maxFrameworkDepth {
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return fmt.Sprintf("%s:%d", shortFile, line)
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}
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continue
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}
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return fmt.Sprintf("%s:%d", shortFile, line)
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}
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if applicationFile != "" {
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return fmt.Sprintf("%s:%d", applicationFile, applicationLine)
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}
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if lastFrameworkFile != "" {
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return fmt.Sprintf("%s:%d", lastFrameworkFile, lastFrameworkLine)
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}
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return fmt.Sprintf("%s:%d", shortenPath(origFile), origLine)
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}
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func formatCaller(file string, line int) string {
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return fmt.Sprintf("%s:%d", shortenPath(file), line)
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}
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func shortenPath(file string) string {
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n := 0
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for i := len(file) - 1; i > 0; i-- {
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if file[i] == '/' || file[i] == '\\' {
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n++
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if n >= 2 {
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return file[i+1:]
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}
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}
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}
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return file
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}
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func isHoTimeFrameworkFile(file string) bool {
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// zerolog 内部文件
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if strings.HasPrefix(file, "zerolog/") || strings.HasPrefix(file, "zerolog@") {
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return true
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}
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// logrus 遗留（vendor 中可能存在）
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if strings.HasPrefix(file, "logrus/") || strings.HasPrefix(file, "logrus@") {
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return true
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}
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if strings.HasPrefix(file, "runtime/") {
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return true
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}
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lowerFile := strings.ToLower(file)
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if strings.Contains(lowerFile, "hotime") {
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frameworkDirs := []string{"db/", "common/", "code/", "cache/", "log/", "dri/"}
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for _, dir := range frameworkDirs {
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if strings.Contains(file, dir) {
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return true
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}
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}
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if strings.HasSuffix(file, "application.go") ||
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strings.HasSuffix(file, "context.go") ||
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strings.HasSuffix(file, "session.go") ||
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strings.HasSuffix(file, "const.go") ||
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strings.HasSuffix(file, "type.go") ||
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strings.HasSuffix(file, "var.go") ||
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strings.HasSuffix(file, "mime.go") {
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return true
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}
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}
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frameworkCoreDirs := []string{"db/", "common/", "code/", "cache/"}
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for _, dir := range frameworkCoreDirs {
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if strings.HasPrefix(file, dir) {
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frameworkFiles := []string{
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"query.go", "crud.go", "where.go", "builder.go", "db.go",
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"dialect.go", "aggregate.go", "transaction.go", "identifier.go",
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"error.go", "func.go", "map.go", "obj.go", "slice.go",
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"makecode.go", "template.go", "config.go",
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"cache.go", "cache_db.go", "cache_memory.go", "cache_redis.go",
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}
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for _, f := range frameworkFiles {
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if strings.HasSuffix(file, f) {
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return true
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}
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}
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}
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}
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return false
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}
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