refactor: 添加 logger 模块并优化客户端实例清理逻辑
- 新增 logger 模块,统一使用 zap.SugaredLogger - 将 config_api.go 中的 fmt.Printf 改为 logger.SugaredLogger.Errorf - 客户端实例清理逻辑改为定时任务(每分钟执行) - 清理条件改为 last_ping_at 超过 5 分钟
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package logger
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import (
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"os"
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"time"
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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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var globalLogger *zap.Logger
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// SugaredLogger 全局 SugaredLogger,任意位置可直接使用
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var SugaredLogger *zap.SugaredLogger
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// 初始化全局日志(控制台 + application.log 轮转文件)
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func init() {
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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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MessageKey: "msg",
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StacktraceKey: "stack",
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LineEnding: zapcore.DefaultLineEnding,
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EncodeLevel: zapcore.CapitalColorLevelEncoder,
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EncodeTime: func(t time.Time, enc zapcore.PrimitiveArrayEncoder) {
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enc.AppendString(t.Format("2006-01-02 15:04:05"))
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},
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EncodeDuration: zapcore.StringDurationEncoder,
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EncodeCaller: zapcore.ShortCallerEncoder,
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}
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// 日志轮转配置
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lumberjackLogger := &lumberjack.Logger{
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Filename: "application.log",
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MaxSize: 100, // 每个日志文件最大 100MB
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MaxBackups: 5, // 最多保留 5 个旧日志文件
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MaxAge: 30, // 日志文件最多保留 30 天
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Compress: true, // 压缩旧日志
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}
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// 同时输出到控制台和文件
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consoleEncoder := zapcore.NewConsoleEncoder(encoderConfig)
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consoleWriter := zapcore.AddSync(os.Stdout)
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fileWriter := zapcore.AddSync(lumberjackLogger)
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core := zapcore.NewTee(
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zapcore.NewCore(consoleEncoder, consoleWriter, zap.InfoLevel),
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zapcore.NewCore(consoleEncoder, fileWriter, zap.InfoLevel),
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)
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globalLogger = zap.New(core, zap.AddCaller(), zap.AddStacktrace(zap.ErrorLevel))
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SugaredLogger = globalLogger.Sugar()
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zap.ReplaceGlobals(globalLogger)
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}
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