public void TestServerLogger() { SendSocket s = new SendSocket(); s.Connect(serverIp, serverPort, localPort); s.Send("HELLO WORLD!"); s.Send("CAN YOU HEAR ME?"); System.Threading.Thread.Sleep(4000); s.Send("HELLO..?"); }
public bool SendMessage(string message, out string response) { if (!IsConnected) { throw new InvalidOperationException("Cannot send a message, when not open"); } if (message == null) { throw new ArgumentNullException(nameof(message)); } if (message.Contains("\n")) { throw new ArgumentException("Must not contain newline characters", nameof(message)); } lock (_sendLock) { ClearQueue(_inputQueue); // Send message if (!_sendSocket.Send(message)) { response = null; return(false); } // Wait for response var success = _inputQueue.TryTake(out response, SocketBase.SocketTimeout); if (!success) { Log.Warning("Sent message '{Message}' but did not get any response within timeout of {SocketTimeout}", message, SocketBase.SocketTimeout); } return(success); } }
// Main thread for sending telegrams private void SendThreading() { TelegramACK telAck = null; try { if (SimulateMFCS) { SendListener = new TcpListener(SendIPEndPoint); Log.AddLog(Log.Severity.EVENT, Name, "Communication.SendThreading", SendIPEndPoint.ToString()); SendListener.Start(); } lock (_lockSendTelegram) { SendTelegrams.RemoveAll(p => p.CommSendStatus >= Telegram.CommSendStatusEnum.Ack); } LastSendTime = DateTime.Now; while (Thread.CurrentThread.ThreadState == ThreadState.Background) { try { Telegram tel = null; lock (_lockSendTelegram) tel = SendTelegrams.FirstOrDefault(prop => prop.CommSendStatus < Telegram.CommSendStatusEnum.Ack); if (DateTime.Now - LastSendTime > SendTimeOut) { InitSendSocket(); if (tel != null) { tel.CommSendStatus = Telegram.CommSendStatusEnum.None; } LastSendTime = DateTime.Now; Retry = 0; Log.AddLog(Log.Severity.EVENT, Name, "Communication.SendThread", "Send timeout, SendSocket reinitialized!"); } else if (DateTime.Now - LastSendTime > KeepALifeTime && tel == null) { Telegram tRes = null; lock (_lockSendTelegram) tRes = SendTelegrams.FirstOrDefault(prop => prop.CommSendStatus < Telegram.CommSendStatusEnum.Ack); if (tRes == null) { if (KeepALifeTelegram != null) { Telegram t = Activator.CreateInstance(KeepALifeTelegram.GetType()) as Telegram; t.Sender = MFCS_ID; t.Receiver = PLC_ID; t.Build(); AddSendTelegram(t); Log.AddLog(Log.Severity.EVENT, Name, "Communication.SendThread", String.Format("Adding KeepALife telegram")); } } } else if (!SendSocket.Connected) { InitSendSocket(); ConnectSendPartner(); } else if (tel != null) { switch (tel.CommSendStatus) { case (Telegram.CommSendStatusEnum.None): tel.Sequence = Sequence; tel.Build(); // Log.AddLog(Log.Severity.EVENT, Name, "Communication.SendThread", String.Format("Start sending {0}", tel.ToString())); SendSocket.Send(tel.ByteBuffer, tel.Length, SocketFlags.None); Log.AddLog(Log.Severity.EVENT, Name, "Communication.SendThread", String.Format("Sended {0}", tel.ToString())); tel.CommSendStatus = Telegram.CommSendStatusEnum.WaitACK; telAck = new TelegramACK(); SendTime = DateTime.Now; break; case (Telegram.CommSendStatusEnum.WaitACK): int numRead = 0; do { numRead += SendSocket.Receive(telAck.ByteBuffer, numRead, telAck.ByteBuffer.Length - numRead, SocketFlags.None); } while (numRead < telAck.ByteBuffer.Length); telAck.ReadBuffer(); Log.AddLog(Log.Severity.EVENT, Name, "Communication.SendThread", String.Format("Received ACK {0}", telAck.ToString())); if (telAck.Validate() && telAck.Sequence == tel.Sequence) { tel.CommSendStatus = Telegram.CommSendStatusEnum.Ack; LastSendTime = DateTime.Now; Retry = 0; if (Sequence < 99) { Sequence++; } else { Sequence = 0; } Log.AddLog(Log.Severity.EVENT, Name, "Communication.SendThreading", String.Format("Send Finished : {0}", tel.ToString())); NotifySend(tel); } else { // tel.CommSendStatus = Telegram.CommSendStatusEnum.None; Retry++; Log.AddLog(Log.Severity.EVENT, Name, "Communication.SendThreading", String.Format("Retry increased - {0}", Retry)); } break; default: break; } } else { Thread.Sleep(100); } } catch (SocketException ex) { Log.AddLog(Log.Severity.EXCEPTION, Name, "Communication.SendThread::SocketException", ex.Message); Thread.Sleep(1000); } } catch (TelegramException ex) { Log.AddLog(Log.Severity.EXCEPTION, Name, "Communication.SendThread::TelegramException", ex.Message); Thread.Sleep(1000); } catch (ThreadAbortException ex) { Log.AddLog(Log.Severity.EXCEPTION, Name, "Communication.RcvThreading::Communication", ex.Message); return; } catch (CommunicationException ex) { Log.AddLog(Log.Severity.EXCEPTION, Name, "Communication.SendThread::CommunicationException", ex.Message); Thread.Sleep(1000); } }
// sends a string lol private void SendString(SendSocket sendSock, string message) { sendSock.Send(message); }