80 lines
2.0 KiB
Go
80 lines
2.0 KiB
Go
package main
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import (
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"fmt"
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"io"
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"log"
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"os"
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"path/filepath"
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"time"
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)
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var (
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logFile *os.File
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Logger *log.Logger // 导出Logger供其他包使用
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TCPDataLogger *log.Logger // 专门用于记录TCP数据的日志
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)
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// 初始化日志系统
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func InitLogger() error {
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logsDir := "logs"
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if err := os.MkdirAll(logsDir, 0755); err != nil {
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return fmt.Errorf("创建日志目录失败: %v", err)
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}
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today := time.Now().Format("2006-01-02")
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logFilePath := filepath.Join(logsDir, fmt.Sprintf("server_%s.log", today))
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file, err := os.OpenFile(logFilePath, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
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if err != nil {
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return fmt.Errorf("打开日志文件失败: %v", err)
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}
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logFile = file
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multiWriter := io.MultiWriter(os.Stdout, file)
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Logger = log.New(multiWriter, "", log.Ldate|log.Ltime|log.Lshortfile)
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tcpDataFilePath := filepath.Join(logsDir, fmt.Sprintf("tcp_data_%s.log", today))
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tcpDataFile, err := os.OpenFile(tcpDataFilePath, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0644)
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if err != nil {
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return fmt.Errorf("打开TCP数据日志文件失败: %v", err)
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}
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tcpDataMultiWriter := io.MultiWriter(os.Stdout, tcpDataFile)
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TCPDataLogger = log.New(tcpDataMultiWriter, "TCP_DATA: ", log.Ldate|log.Ltime)
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log.SetOutput(multiWriter)
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log.SetFlags(log.Ldate | log.Ltime | log.Lshortfile)
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Logger.Println("日志系统初始化完成")
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return nil
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}
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// 关闭日志文件
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func CloseLogger() {
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if logFile != nil {
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logFile.Close()
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}
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}
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// 日志轮转，每天创建新的日志文件
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func StartLogRotation() {
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go func() {
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for {
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now := time.Now()
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next := now.Add(24 * time.Hour)
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next = time.Date(next.Year(), next.Month(), next.Day(), 0, 0, 0, 0, next.Location())
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duration := next.Sub(now)
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time.Sleep(duration)
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Logger.Println("开始日志轮转...")
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CloseLogger()
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if err := InitLogger(); err != nil {
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log.Printf("日志轮转失败: %v", err)
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}
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}
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}()
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}
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