88 lines
2.4 KiB
Go
88 lines
2.4 KiB
Go
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package main
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import (
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"os"
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"go.uber.org/zap"
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"go.uber.org/zap/zapcore"
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"gopkg.in/natefinch/lumberjack.v2"
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)
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func main() {
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// 创建 lumberjack 文件轮转器
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fileWriteSyncer := zapcore.AddSync(&lumberjack.Logger{
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Filename: "zap.log",
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MaxSize: 1, // MB
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MaxBackups: 3, // 最多保留3个备份
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MaxAge: 30, // 最大保存天数
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Compress: true, // 是否压缩
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})
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// 创建多个输出目标
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consoleSyncer := zapcore.Lock(os.Stdout)
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fileSyncer := zapcore.Lock(fileWriteSyncer)
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// 配置编码器
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encoderConfig := zapcore.EncoderConfig{
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TimeKey: "time",
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LevelKey: "level",
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NameKey: "logger",
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CallerKey: "caller",
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FunctionKey: zapcore.OmitKey,
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MessageKey: "msg",
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StacktraceKey: "stacktrace",
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LineEnding: zapcore.DefaultLineEnding,
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EncodeLevel: zapcore.CapitalColorLevelEncoder, // 控制台带颜色
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EncodeTime: zapcore.TimeEncoderOfLayout("2006-01-02 15:04:05.000"),
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EncodeDuration: zapcore.SecondsDurationEncoder,
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EncodeCaller: zapcore.ShortCallerEncoder,
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}
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// 文件编码器（无颜色）
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fileEncoderConfig := encoderConfig
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fileEncoderConfig.EncodeLevel = zapcore.CapitalLevelEncoder // 文件不要颜色
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// 创建多个 core
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consoleCore := zapcore.NewCore(
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zapcore.NewConsoleEncoder(encoderConfig), // 控制台用 ConsoleEncoder
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consoleSyncer,
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zap.InfoLevel,
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)
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fileCore := zapcore.NewCore(
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zapcore.NewConsoleEncoder(fileEncoderConfig), // 文件也用 ConsoleEncoder，但无颜色
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fileSyncer,
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zap.InfoLevel,
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)
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// 使用 tee 将日志同时输出到控制台和文件
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core := zapcore.NewTee(consoleCore, fileCore)
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// 创建 logger
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logger := zap.New(core, zap.AddCaller())
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defer logger.Sync() // 程序退出时刷新缓冲区
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logger.Info("水电费水电费。")
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sugar := logger.Sugar()
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// 记录日志
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sugar.Info("This is an info message")
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sugar.Warn("This is a warning message")
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sugar.Error("This is an error message")
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// 测试带字段的日志
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sugar.With(
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zap.String("component", "auth"),
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zap.Int("user_id", 12345),
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zap.String("ip", "192.168.1.100"),
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).Info("User login success")
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// 如果需要更结构化的日志，可以使用非 sugar 版本（性能更高）
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// logger.Info("Structured logging example",
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// zap.String("component", "api"),
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// zap.Int("status", 200),
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// zap.Duration("duration", zap.Duration("latency", 150)),
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// )
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}
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