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log.go
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log.go
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// Copyright (c) 2020 by meng. All rights reserved.
// Use of this source code is governed by an MIT-style
// license that can be found in the LICENSE file.
package proxy
import (
"os"
"go.uber.org/zap"
"go.uber.org/zap/zapcore"
"gopkg.in/natefinch/lumberjack.v2"
)
var logger *zap.Logger
func NewLogger(filePath string, level zapcore.Level, maxSize int, maxBackups int, maxAge int, compress bool, serviceName string) *zap.Logger {
hook := lumberjack.Logger{
Filename: filePath, // 日志文件路径
MaxSize: maxSize, // 每个日志文件保存的最大尺寸 单位:M
MaxBackups: maxBackups, // 日志文件最多保存多少个备份
MaxAge: maxAge, // 文件最多保存多少天
Compress: compress, // 是否压缩
}
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)
core := zapcore.NewCore(
zapcore.NewJSONEncoder(encoderConfig), // 编码器配置
zapcore.NewMultiWriteSyncer(zapcore.AddSync(os.Stdout), zapcore.AddSync(&hook)), // 打印到控制台和文件
atomicLevel, // 日志级别
)
// 开启开发模式,堆栈跟踪
caller := zap.AddCaller()
// 开启文件及行号
development := zap.Development()
//config := zap.Config{Development: true}
// 设置初始化字段
filed := zap.Fields(zap.String("serviceName", serviceName))
// 构造日志
loggerRet := zap.New(core, caller, development, filed)
return loggerRet
}
func initLog(logConfig *LogConfig) {
logger = NewLogger(logConfig.Path, zapcore.Level(logConfig.Level), logConfig.MaxSize, logConfig.MaxBackup, logConfig.MaxAge, logConfig.Compress, logConfig.ServiceName)
logger.Info("log 初始化成功")
}