package log import ( "os" "github.com/natefinch/lumberjack" "go.uber.org/zap" "go.uber.org/zap/zapcore" ) type Field = zap.Field var ( Logger *zap.Logger String = zap.String Any = zap.Any Int = zap.Int Float32 = zap.Float32 ) // logpath 日志文件路径 // loglevel 日志级别 func InitLogger(logpath string, loglevel string) { // 日志分割 hook := lumberjack.Logger{ Filename: logpath, // 日志文件路径,默认 os.TempDir() MaxSize: 100, // 每个日志文件保存100M,默认 100M MaxBackups: 30, // 保留30个备份,默认不限 MaxAge: 7, // 保留7天,默认不限 Compress: true, // 是否压缩,默认不压缩 } write := zapcore.AddSync(&hook) // 设置日志级别 // debug 可以打印出 info debug warn // info 级别可以打印 warn info // warn 只能打印 warn // debug->info->warn->error var level zapcore.Level switch loglevel { case "debug": level = zap.DebugLevel case "info": level = zap.InfoLevel case "error": level = zap.ErrorLevel case "warn": level = zap.WarnLevel default: level = zap.InfoLevel } encoderConfig := zapcore.EncoderConfig{ TimeKey: "time", LevelKey: "level", NameKey: "logger", CallerKey: "linenum", MessageKey: "msg", StacktraceKey: "stacktrace", LineEnding: zapcore.DefaultLineEnding, EncodeLevel: zapcore.LowercaseLevelEncoder, // 小写编码器 EncodeTime: zapcore.ISO8601TimeEncoder, // ISO8601 UTC 时间格式 EncodeDuration: zapcore.SecondsDurationEncoder, // EncodeCaller: zapcore.FullCallerEncoder, // 全路径编码器 EncodeName: zapcore.FullNameEncoder, } // 设置日志级别 atomicLevel := zap.NewAtomicLevel() atomicLevel.SetLevel(level) var writes = []zapcore.WriteSyncer{write} // 如果是开发环境,同时在控制台上也输出 if level == zap.DebugLevel { writes = append(writes, zapcore.AddSync(os.Stdout)) } core := zapcore.NewCore( zapcore.NewConsoleEncoder(encoderConfig), // zapcore.NewJSONEncoder(encoderConfig), zapcore.NewMultiWriteSyncer(writes...), // 打印到控制台和文件 // write, level, ) // 开启开发模式,堆栈跟踪 caller := zap.AddCaller() // 开启文件及行号 development := zap.Development() // 设置初始化字段,如:添加一个服务器名称 filed := zap.Fields(zap.String("application", "chat-room")) // 构造日志 Logger = zap.New(core, caller, development, filed) Logger.Info("Logger init success") }