/// <summary>
/// Stops and kills all the processing threads.
/// </summary>
public void StopThreads()
{
IsStarted = false;
if (processingThread != null && (processingThread.ThreadState == Thread.eThreadStates.ThreadRunning || processingThread.ThreadState == Thread.eThreadStates.ThreadSuspended))
{
processingThread.Abort();
}
panelProcessingQueue.Clear();
}
public void PollScenes()
{
CommandQueueInProgress = false;
CommandQueue.Clear();
foreach (KeyValuePair <string, EtcScene> scene in Scenes)
{
if (scene.Value.enabled == true)
{
scene.Value.pollScene();
}
}
}
void socket_ConnectionChange(object sender, GenericSocketStatusChageEventArgs e)
{
Debug.Console(2, this, "Socket Status Change: {0}", e.Client.ClientStatus.ToString());
if (e.Client.IsConnected)
{
//SubscribeToAttributes();
}
else
{
// Cleanup items from this session
_commandQueue.Clear();
_commandQueueInProgress = false;
}
}
public void Initialize()
{
_commsOk = false;
if (CommsStatusChange != null)
{
CommsStatusChange(this, false);
}
if (_pollTimer != null && !_pollTimer.Disposed)
{
_pollTimer.Stop();
_pollTimer.Dispose();
}
_txQueue.Clear();
_rxQueue.Clear();
ComPort.SerialDataReceived += ComPortOnSerialDataReceived;
_pollTimer = new CTimer(specific => Send("sg"), null, 1000, 30000);
}
protected virtual void OnConnect(TCPClient socket)
{
#if DEBUG
CrestronConsole.PrintLine("{0}.OnConnect(TCPClient socket) socket.ClientStatus = {1}", this.GetType().Name, socket.ClientStatus);
#endif
if (socket.ClientStatus == SocketStatus.SOCKET_STATUS_CONNECTED)
{
ErrorLog.Notice("Socket connected to device at {0}", socket.AddressClientConnectedTo);
rxQueue.Clear();
if (SocketConnectionEvent != null)
{
SocketConnectionEvent(this, socket.ClientStatus);
}
socket.ReceiveDataAsync(OnReceive);
}
else if (socket.ClientStatus == SocketStatus.SOCKET_STATUS_NO_CONNECT)
{
this.Connect(shouldReconnect);
}
}
/// <summary>
/// Disconnect the client. It will not reconnect until Connect is again called.
/// </summary>
public void Disconnect()
{
_shouldReconnect = false;
_sendQueue.Clear();
_client.DisconnectFromServer();
}
private object SshCommsProcess(object userSpecific)
{
try
{
Thread.Sleep(1000);
Debug.WriteInfo(string.Format("{0} attempting connection to {1}", GetType().Name, _address));
var firstFail = false;
while (!_client.IsConnected && _reconnect)
{
try
{
ConnectionStatus = ClientStatus.AttemptingConnection;
_client.Connect();
}
catch
{
ConnectionStatus = ClientStatus.Disconnected;
if (!firstFail)
{
CloudLog.Warn("{0} could not connect to {1}, will retry every 30 seconds until connected",
GetType().Name, _address);
firstFail = true;
}
Thread.Sleep(30000);
}
}
if (!_client.IsConnected && !_reconnect)
{
_client.Dispose();
_client = null;
ConnectionStatus = ClientStatus.Disconnected;
return(null);
}
CloudLog.Notice("{0} Connected to {1}", GetType().Name, _address);
_shell = _client.CreateShellStream("terminal", 80, 24, 800, 600, BufferSize);
var buffer = new byte[BufferSize];
var dataCount = 0;
try
{
while (_programRunning && _client.IsConnected)
{
while (_shell.CanRead && _shell.DataAvailable)
{
var incomingData = new byte[BufferSize];
var incomingDataCount = _shell.Read(incomingData, 0, incomingData.Length);
#if DEBUG
_stopWatch.Start();
Debug.WriteSuccess("Tesira rx {0} bytes", incomingDataCount);
//Debug.WriteNormal(Debug.AnsiBlue +
// Tools.GetBytesAsReadableString(incomingData, 0, incomingDataCount, true) +
// Debug.AnsiReset);
#endif
if (!Connected &&
Encoding.ASCII.GetString(incomingData, 0, incomingDataCount)
.Contains("Welcome to the Tesira Text Protocol Server..."))
{
_requestsSent.Clear();
_requestsAwaiting.Clear();
_sendQueue.Enqueue("SESSION set verbose true");
ConnectionStatus = ClientStatus.Connected;
_keepAliveTimer = new CTimer(specific =>
{
#if DEBUG
Debug.WriteInfo(GetType().Name + " Sending KeepAlive");
#endif
_client.SendKeepAlive();
}, null, KeepAliveTime, KeepAliveTime);
}
else if (Connected)
{
for (var i = 0; i < incomingDataCount; i++)
{
buffer[dataCount] = incomingData[i];
if (buffer[dataCount] == 10)
{
//skip
}
else if (buffer[dataCount] != 13)
{
dataCount++;
}
else
{
if (dataCount == 0)
{
continue;
}
var line = Encoding.UTF8.GetString(buffer, 0, dataCount);
dataCount = 0;
#if DEBUG
Debug.WriteSuccess("Tesira Rx Line", Debug.AnsiPurple + line + Debug.AnsiReset);
#endif
TesiraMessage message = null;
if (line == "+OK")
{
var request = _requestsAwaiting.TryToDequeue();
if (request != null)
{
#if DEBUG
Debug.WriteInfo("Request Response Received", request);
Debug.WriteSuccess(line);
#endif
message = new TesiraResponse(request, null);
}
}
else if (line.StartsWith("+OK "))
{
var request = _requestsAwaiting.TryToDequeue();
if (request != null)
{
#if DEBUG
Debug.WriteInfo("Request Response Received", request);
Debug.WriteSuccess(line);
#endif
message = new TesiraResponse(request, line.Substring(4));
}
}
else if (line.StartsWith("-ERR "))
{
var request = _requestsAwaiting.TryToDequeue();
if (request != null)
{
#if DEBUG
Debug.WriteInfo("Request Response Received", request);
Debug.WriteError(line);
#endif
message = new TesiraErrorResponse(request, line.Substring(5));
}
else
{
Debug.WriteError("Error received and request queue returned null!");
Debug.WriteError(line);
Debug.WriteError("Clearing all queues!");
_requestsSent.Clear();
_requestsAwaiting.Clear();
}
}
else if (line.StartsWith("! "))
{
#if DEBUG
Debug.WriteWarn("Notification Received");
Debug.WriteWarn(line);
#endif
message = new TesiraNotification(line.Substring(2));
}
else if (!_requestsSent.IsEmpty)
{
Debug.WriteWarn("Last sent request", _requestsSent.Peek());
if (_requestsSent.Peek() == line)
{
_requestsAwaiting.Enqueue(_requestsSent.Dequeue());
#if DEBUG
Debug.WriteNormal("Now awaiting for response for command", line);
#endif
}
}
if (message != null && ReceivedData != null && message.Type != TesiraMessageType.ErrorResponse)
{
if (ReceivedData == null)
{
continue;
}
try
{
_timeOutCount = 0;
ReceivedData(this, message);
}
catch (Exception e)
{
CloudLog.Exception(e, "Error calling event handler");
}
}
else if (message != null && message.Type == TesiraMessageType.ErrorResponse)
{
_timeOutCount = 0;
CloudLog.Error("Error message from Tesira: \"{0}\"", message.Message);
}
}
}
}
#if DEBUG
_stopWatch.Stop();
Debug.WriteNormal("Time to process: {0} ms", _stopWatch.ElapsedMilliseconds);
_stopWatch.Reset();
#endif
CrestronEnvironment.AllowOtherAppsToRun();
}
if (!_programRunning || !_client.IsConnected)
{
break;
}
#if DEBUG
//Debug.WriteNormal(Debug.AnsiBlue +
// string.Format(
// "Shell Can Write = {0}, _sendQueue = {1}, _requestsSent = {2}, _requestsAwaiting = {3}",
// _shell.CanWrite, _sendQueue.Count, _requestsSent.Count,
// _requestsAwaiting.Count) + Debug.AnsiReset);
#endif
if (_shell.CanWrite && !_sendQueue.IsEmpty && _requestsSent.IsEmpty && _requestsAwaiting.IsEmpty)
{
var s = _sendQueue.Dequeue();
if (_keepAliveTimer != null && !_keepAliveTimer.Disposed)
{
_keepAliveTimer.Reset(KeepAliveTime, KeepAliveTime);
}
#if DEBUG
Debug.WriteWarn("Tesira Tx", s);
#endif
_timeOutCount = 0;
_shell.WriteLine(s);
_requestsSent.Enqueue(s);
Thread.Sleep(20);
}
else if (!_requestsSent.IsEmpty || !_requestsAwaiting.IsEmpty)
{
_timeOutCount++;
if (_timeOutCount > 100)
{
CloudLog.Warn(
"Error waiting to send requests in {0}, _requestsAwaiting.Count = {1}" +
"and _requestsSent.Count = {2}. Clearing queues!",
GetType().Name, _requestsAwaiting.Count, _requestsSent.Count);
_requestsAwaiting.Clear();
_requestsSent.Clear();
_timeOutCount = 0;
}
Thread.Sleep(20);
}
}
}
catch (Exception e)
{
CloudLog.Exception(e);
}
_loggedIn = false;
if (_keepAliveTimer != null && !_keepAliveTimer.Disposed)
{
_keepAliveTimer.Stop();
_keepAliveTimer.Dispose();
_keepAliveTimer = null;
}
if (_client != null && _client.IsConnected)
{
_client.Dispose();
_client = null;
}
CloudLog.Notice("{0} Disconnected from {1}", GetType().Name, _address);
}
catch (Exception e)
{
CloudLog.Exception(e, "Error in {0}.SshCommsProcess()", GetType().Name);
}
ConnectionStatus = ClientStatus.Disconnected;
if (!_reconnect || !_programRunning)
{
return(null);
}
Thread.Sleep(1000);
CloudLog.Notice("Attempting reconnect to Tesira at {0}", _address);
ConnectionStatus = ClientStatus.AttemptingConnection;
Connect();
return(null);
}
