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- using System;
- using System.Collections.Generic;
- using System.Linq;
- using System.Net.Sockets;
- using System.Net;
- using System.Text;
- using System.Threading.Tasks;
- namespace Edge.Core.Processor.Communicator
- {
- public class TcpServer
- {
- private TcpListener _listener;
- private string _localIp;
- private int _port;
- public TcpServer(string localIp, int port)
- {
- _localIp = localIp;
- _port = port;
- _listener = new TcpListener(IPAddress.Parse(_localIp), _port);
- }
- public async Task StartAsync()
- {
- _listener.Start();
- Console.WriteLine("Server started. Listening for connections...");
- while (true)
- {
- // 异步等待客户端连接
- TcpClient client = await _listener.AcceptTcpClientAsync();
- IPEndPoint clientEndPoint = (IPEndPoint)client.Client.RemoteEndPoint;
- string clientIp = clientEndPoint.Address.ToString();
- int clientPort = clientEndPoint.Port;
- Console.WriteLine($"Client connected: {clientIp}:{clientPort}");
- // 处理客户端连接
- Task.Run(() => HandleClient(client, clientIp, clientPort));
- }
- }
- private async Task HandleClient(TcpClient client, string clientIp, int clientPort)
- {
- using (client)
- {
- NetworkStream stream = client.GetStream();
- byte[] buffer = new byte[1024];
- while (true)
- {
- try
- {
- // 从客户端读取数据
- int bytesRead = await stream.ReadAsync(buffer, 0, buffer.Length);
- if (bytesRead == 0)
- {
- // 客户端断开连接
- break;
- }
- // 将接收到的数据转换为字符串
- string data = Encoding.UTF8.GetString(buffer, 0, bytesRead);
- Console.WriteLine($"Received from {clientIp}:{clientPort}: {data}");
- // 回应客户端
- string response = "Message received: " + data;
- byte[] responseBytes = Encoding.UTF8.GetBytes(response);
- await stream.WriteAsync(responseBytes, 0, responseBytes.Length);
- }
- catch (Exception ex)
- {
- Console.WriteLine($"Error handling client {clientIp}:{clientPort}: {ex.Message}");
- break;
- }
- }
- Console.WriteLine($"Client disconnected: {clientIp}:{clientPort}");
- }
- }
- public void Stop()
- {
- _listener.Stop();
- Console.WriteLine("Server stopped.");
- }
- }
- }
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