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- REST 요청 출력을 INFO -> DEBUG로 수정
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,120 @@ | ||
| package traffic | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "io" | ||
| "net" | ||
|
|
||
| "github.com/MC-Dashify/launcher/config" | ||
| "github.com/MC-Dashify/launcher/global" | ||
| "github.com/MC-Dashify/launcher/utils/logger" | ||
| ) | ||
|
|
||
| func StartTrafficMonitor() { | ||
| listenAddress := fmt.Sprintf("0.0.0.0:%d", config.ConfigContent.TrafficRedirectPort) // 리다이렉트할 주소 | ||
| redirectAddress := fmt.Sprintf("localhost:%d", global.MCOriginPort) // 리다이렉트할 대상 주소 | ||
|
|
||
| // TCP 리스너 생성 | ||
| listener, err := net.Listen("tcp", listenAddress) | ||
| if err != nil { | ||
| logger.Fatal(fmt.Sprintf("[TrafficMonitor] Error listening on %s: %v", listenAddress, err)) | ||
| } | ||
|
|
||
| logger.Info(fmt.Sprintf("[TrafficMonitor] Redirecting traffic from %s to %s", listenAddress, redirectAddress)) | ||
|
|
||
| // go func() { | ||
| // for range time.Tick(time.Second) { | ||
| // global.TrafficClientsMutex.RLock() | ||
| // for clientAddr, stats := range global.TrafficClients { | ||
| // receivedMbps := float64(stats.ReceivedBytes*8) / (1000 * 1) | ||
| // sentMbps := float64(stats.SentBytes*8) / (1000 * 1) | ||
| // logger.Debug(fmt.Sprintf("[TrafficMonitor] Client %s\t\tReceived Traffic: %.2f Kbps\tSent Traffic: %.2f Kbps\n", clientAddr, receivedMbps, sentMbps)) | ||
| // stats.ReceivedBytes = 0 | ||
| // stats.SentBytes = 0 | ||
| // } | ||
| // global.TrafficClientsMutex.RUnlock() | ||
| // } | ||
| // }() | ||
|
|
||
| for { | ||
| // 클라이언트 연결 대기 | ||
| clientConn, err := listener.Accept() | ||
| if err != nil { | ||
| logger.Warn(fmt.Sprintf("[TrafficMonitor] Error accepting connection: %v", err)) | ||
| continue | ||
| } | ||
|
|
||
| // 대상 서버에 연결 | ||
| redirectConn, err := net.Dial("tcp", redirectAddress) | ||
| if err != nil { | ||
| logger.Warn(fmt.Sprintf("[TrafficMonitor] Error connecting to redirect address: %v", err)) | ||
| clientConn.Close() | ||
| continue | ||
| } | ||
|
|
||
| // 클라이언트 주소 추출 | ||
| clientAddr := clientConn.RemoteAddr().String() | ||
|
|
||
| // 트래픽 계산을 위한 변수 | ||
| stats := &global.TrafficClientStats{} | ||
|
|
||
| // 클라이언트에서 대상 서버로 데이터 복사 | ||
| go func(clientConn net.Conn, redirectConn net.Conn, clientAddr string, stats *global.TrafficClientStats) { | ||
| buffer := make([]byte, 8192) // 복사 버퍼 | ||
| for { | ||
| n, err := clientConn.Read(buffer) | ||
| if err != nil { | ||
| if err != io.EOF { | ||
| logger.Info(fmt.Sprintf("[TrafficMonitor] Client %s connection closed!", clientAddr)) | ||
| } | ||
| break | ||
| } | ||
|
|
||
| _, err = redirectConn.Write(buffer[:n]) | ||
| if err != nil { | ||
| logger.Warn(fmt.Sprintf("[TrafficMonitor] Error writing to redirect: %v", err)) | ||
| break | ||
| } | ||
|
|
||
| stats.ReceivedBytes += int64(n) | ||
| } | ||
|
|
||
| clientConn.Close() | ||
| redirectConn.Close() | ||
|
|
||
| global.TrafficClientsMutex.Lock() | ||
| delete(global.TrafficClients, clientAddr) | ||
| global.TrafficClientsMutex.Unlock() | ||
| }(clientConn, redirectConn, clientAddr, stats) | ||
|
|
||
| // 대상 서버에서 클라이언트로 데이터 복사 | ||
| go func(clientConn net.Conn, redirectConn net.Conn, clientAddr string, stats *global.TrafficClientStats) { | ||
| buffer := make([]byte, 8192) // 복사 버퍼 | ||
| for { | ||
| n, err := redirectConn.Read(buffer) | ||
| if err != nil { | ||
| if err != io.EOF { | ||
| logger.Info(fmt.Sprintf("[TrafficMonitor] Client %s connection closed!", clientAddr)) | ||
| } | ||
| break | ||
| } | ||
|
|
||
| _, err = clientConn.Write(buffer[:n]) | ||
| if err != nil { | ||
| logger.Warn(fmt.Sprintf("[TrafficMonitor] Error writing to client: %v", err)) | ||
| break | ||
| } | ||
|
|
||
| stats.SentBytes += int64(n) | ||
| } | ||
|
|
||
| clientConn.Close() | ||
| redirectConn.Close() | ||
| }(clientConn, redirectConn, clientAddr, stats) | ||
|
|
||
| // 클라이언트 정보 저장 | ||
| global.TrafficClientsMutex.Lock() | ||
| global.TrafficClients[clientAddr] = stats | ||
| global.TrafficClientsMutex.Unlock() | ||
| } | ||
| } |