private void SendEcho(CancellationToken cancelToken)
{
var echoGuid = Guid.NewGuid().ToString();
while (_isStreaming)
{
var indexofSignal = WaitHandle.WaitAny(new[] { _echoTimerEvent, cancelToken.WaitHandle }, _echoSenderInterval);
if (indexofSignal == 1)
{
return;
}
if (cancelToken.IsCancellationRequested)
{
return;
}
if (_isProcessingStreamEvent) continue;
try
{
if (State != null)
{
var theLink =
State.Links.First(
restLink => restLink.Relation == "http://api.sportingsolutions.com/rels/stream/echo");
var theUrl = theLink.Href;
var streamEcho = new StreamEcho
{
Host = _virtualHost,
Queue = _queueName,
Message = echoGuid + ";" + DateTime.UtcNow.ToString("yyyy-MM-ddTHH:mm:ss.fffZ")
};
var stringStreamEcho = streamEcho.ToJson();
RestHelper.GetResponse(new Uri(theUrl), stringStreamEcho, "POST", "application/json",
Headers, 3000);
}
}
catch (Exception ex)
{
_logger.Error(string.Format("Unable to post echo for fixtureName=\"{0}\" fixtureId={1}", Name, Id), ex);
}
var waitHandleResult = WaitHandle.WaitAny(new[] { _echoResetEvent, cancelToken.WaitHandle }, _echoMaxDelay);
var echoArrived = false;
if (waitHandleResult == 0)
{
echoArrived = true;
}
else if (waitHandleResult == 1)
{
return;
}
_echoResetEvent.Reset();
if (cancelToken.IsCancellationRequested)
{
return;
}
//signal was recieved
if (echoArrived)
{
if (echoGuid.Equals(_lastRecievedEchoGuid))
{
_logger.DebugFormat("Echo recieved for fixtureId={0} fixtureName=\"{1}\"", Id, Name);
}
else
{
_logger.Error("Recieved Echo Messages from differerent client");
}
}
else
{
if (!_isProcessingStreamEvent)
{
_logger.InfoFormat("No echo recieved for fixtureId={0} fixtureName=\"{1}\"", Id, Name);
LastStreamDisconnect = DateTime.UtcNow;
//reached timeout, no echo has arrived
_isReconnecting = true;
Reconnect();
_echoTimerEvent.Set();
_isReconnecting = false;
if (cancelToken.IsCancellationRequested)
{
return;
}
}
}
}
_logger.DebugFormat("Echo successfully cancelled for fixtureId={0} fixtureName=\"{1}\"", Id, Name);
}
public void SendEcho()
{
if(string.IsNullOrEmpty(_virtualHost))
throw new Exception("virtualHost is not defined");
var link = State.Links.First(restLink => restLink.Relation == "http://api.sportingsolutions.com/rels/stream/batchecho");
var echouri = new Uri(link.Href);
var streamEcho = new StreamEcho
{
Host = _virtualHost,
Message = Guid.NewGuid() + ";" + DateTime.UtcNow.ToString("yyyy-MM-ddTHH:mm:ss.fffZ")
};
var response = ConnectClient.Request(echouri, RestSharp.Method.POST, streamEcho, UDAPI.Configuration.ContentType, 3000);
if (response.ErrorException != null || response.Content == null)
{
RestErrorHelper.LogRestError(Logger, response, "Error sending echo request");
throw new Exception(string.Format("Error calling {0}", echouri), response.ErrorException);
}
}