.NET TCP 服务器断开连接

本文关键字:连接 断开 服务器 TCP NET | 更新日期: 2023-09-27 17:59:50

不久前,我编写了一个小应用程序来实现TCP服务器,但作为C# .NET的新手,我只是遵循了一个教程。它的授权部分工作正常,但由于严格按照教程进行操作,在进行授权后,它会断开与 tcpClient.Close(( 的连接;

我应该如何调整此代码以继续侦听更多数据包?我认为大多数服务器在 X 分钟后断开连接,但我仍然对这类事情很陌生。

// Starts the TCP RCON Server
public void StartServer()
{
    Console.WriteLine("RCON Server starting on Port: {0}", serverPort);
    this.tcpListener = new TcpListener(IPAddress.Any, serverPort);
    this.listenThread = new Thread(new ThreadStart(ListenForClients));
    this.listenThread.Start();
    Console.WriteLine("RCON Server has been Started.");
}
// Listen for Client Connections
private void ListenForClients()
{
    this.tcpListener.Start();
    while (true)
    {
        // blocks until a client has connected to the server
        TcpClient client = this.tcpListener.AcceptTcpClient();
        // Create a thread for client communication
        Thread clientThread = new Thread(new ParameterizedThreadStart(ReadClientPacket));
        clientThread.Start(client);
    }
}
private void ReadClientPacket(object client)
{
    TcpClient tcpClient = (TcpClient)client;
    NetworkStream clientStream = tcpClient.GetStream();
    bool terminate = false;
    while (!terminate)
    {
        try
        {
            int packetsize;
            // Create a new Packet Object and fill out the data from the incoming TCP Packets
            RCONPacket packet = new RCONPacket();
            using (BinaryReader reader = new BinaryReader(clientStream))
            {
                // First Int32 is Packet Size
                packetsize = reader.ReadInt32();
                packet.RequestId = reader.ReadInt32();
                packet.RconDataReceived = (RCONPacket.RCONDATA_rec)reader.ReadInt32();
                Console.WriteLine("Packet Size: {0} RequestID: {1} ServerData: {2}", packetsize, packet.RequestId, packet.RconDataReceived);
                // Read first and second String in the Packet (UTF8 Null Terminated)
                packet.String1 = ReadBytesString(reader);
                packet.String2 = ReadBytesString(reader);
                Console.WriteLine("String1: {0} String2: {1}", packet.String1, packet.String2);
                switch (packet.RconDataReceived)
                {
                    case RCONPacket.RCONDATA_rec.SERVERDATA_AUTH:
                    {
                        if (packet.String1 == "testpass")
                        {
                            Console.WriteLine("Password is Valid");
                            ReplyAuthRequest(packet.RequestId, tcpClient, packet.String1); // Junk Packet
                            ReplyAuthRequest(packet.RequestId, tcpClient, packet.String1);
                        }
                        else
                        {
                            Console.WriteLine("Password is Invalid");
                            ReplyAuthRequest(BAD_PASSWORD, tcpClient, packet.String1); // Junk Packet
                            ReplyAuthRequest(BAD_PASSWORD, tcpClient, packet.String1);
                            terminate = true;
                        }
                        break;
                    }
                    case RCONPacket.RCONDATA_rec.SERVERDATA_EXECCOMMAND:
                    {
                        Console.WriteLine("RCON Command Packet Received");
                        ReplyExecCommand(packet.RequestId, tcpClient);
                        break;
                    }
                    default:
                    {
                        break;
                    }
                }
            }
        }
        catch (Exception ex)
        {
            Console.WriteLine(ex.Message);
            terminate = true;
        }
    }
    tcpClient.Close();
}

.NET TCP 服务器断开连接

如果你注意到了,你有很多break语句。我不清楚程序的整个设计,但是如果您删除它们,然后在while循环中添加对boolean值的检查,例如while(!terminated) { .. },这将确保每当应用程序告诉程序结束或停止侦听时,循环也将终止,因为您将terminated设置为true。你所说的while(true)是永远持续下去,直到break发生,然后它随后脱离了 while 循环并调用 .Close()