95 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			95 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
/**
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 * Copyright (c) 2021 OceanBase
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 * OceanBase CE is licensed under Mulan PubL v2.
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 * You can use this software according to the terms and conditions of the Mulan PubL v2.
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 * You may obtain a copy of Mulan PubL v2 at:
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 *          http://license.coscl.org.cn/MulanPubL-2.0
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 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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 * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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 * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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 * See the Mulan PubL v2 for more details.
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 */
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package logger
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import (
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	"fmt"
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	"io"
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	"runtime"
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	"strings"
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	"github.com/sirupsen/logrus"
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	"gopkg.in/natefinch/lumberjack.v2"
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)
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const defaultTimestampFormat = "2006-01-02T15:04:05.99999-07:00"
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const INIT_TRACEID = "0000000000000000"
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var textFormatter = &TextFormatter{
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	TimestampFormat:        "2006-01-02T15:04:05.99999-07:00", // log timestamp format
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	FullTimestamp:          true,
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	DisableLevelTruncation: true,
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	FieldMap: map[string]string{
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		"WARNING": "WARN", // log level string, use WARN
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	},
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	// log caller, filename:line callFunction
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	CallerPrettyfier: func(frame *runtime.Frame) (string, string) {
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		n := 0
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		filename := frame.File
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		// 获取包名
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		for i := len(filename) - 1; i > 0; i-- {
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			if filename[i] == '/' {
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				n++
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				if n >= 2 {
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					filename = filename[i+1:]
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					break
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				}
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			}
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		}
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		name := frame.Function
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		idx := strings.LastIndex(name, ".")
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		return name[idx+1:], fmt.Sprintf("%s:%d", filename, frame.Line)
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	},
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}
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type LoggerConfig struct {
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	Output     io.Writer
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	Level      string `yaml:"level"`
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	Filename   string `yaml:"filename"`
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	MaxSize    int    `yaml:"maxsize"`
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	MaxAge     int    `yaml:"maxage"`
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	MaxBackups int    `yaml:"maxbackups"`
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	LocalTime  bool   `yaml:"localtime"`
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	Compress   bool   `yaml:"compress"`
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}
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func InitLogger(config LoggerConfig) *logrus.Logger {
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	logger := logrus.StandardLogger()
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	// log output
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	if config.Output == nil {
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		logger.SetOutput(&lumberjack.Logger{
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			Filename:   config.Filename,
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			MaxSize:    config.MaxSize,
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			MaxBackups: config.MaxBackups,
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			MaxAge:     config.MaxAge,
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			Compress:   config.Compress,
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		})
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	} else {
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		logger.SetOutput(config.Output)
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	}
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	// log level
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	level, err := logrus.ParseLevel(config.Level)
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	if err != nil {
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		panic(fmt.Sprintf("parse log level: %+v", err))
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	}
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	logger.SetLevel(level)
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	// log format
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	logger.SetFormatter(textFormatter)
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	logger.SetReportCaller(true)
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	return logger
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}
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