/// <summary>
/// Broadcasts the <paramref name="xmlCacheEvent" />
/// </summary>
/// <param name="xmlCacheEvent"><see cref="T:TcmCDService.CacheTypes.XmlCacheEvent" /></param>
private void BroadcastEvent(XmlCacheEvent xmlCacheEvent)
{
ZeroMQMessage message = new ZeroMQMessage()
{
Topic = mTopic,
Client = mIdentifier,
Content = xmlCacheEvent.ToXml()
};
mQueue.Add(message);
}
private void ReceiveEvents(String submissionUri, String topic, CancellationToken cancellationToken)
{
using (NetMQContext context = NetMQContext.Create())
{
using (NetMQSocket pullSocket = context.CreatePullSocket())
{
pullSocket.IgnoreErrors = true;
pullSocket.Bind(submissionUri);
Logger.Info("ZeroMQBroker: Bound to submissionUri \"{0}\".", submissionUri);
// Eventhandler delegate to handle receiving messages
pullSocket.ReceiveReady += (sender, args) =>
{
try
{
if (args.ReceiveReady)
{
// Recieve and relay
NetMQMessage netMQmessage = args.Socket.ReceiveMessage();
// Recieve the message
ZeroMQMessage message = new ZeroMQMessage()
{
Topic = netMQmessage.Pop().ConvertToString(),
Client = netMQmessage.Pop().ConvertToString(),
Content = netMQmessage.Pop().ConvertToString()
};
Logger.Debug("ZeroMQBroker: Received -> {0}", message.ToString());
mQueue.Add(message);
// ZeroMQBroker relays multiple topics, verify if the message was meant for the current client
if (String.Equals(topic, message.Topic, StringComparison.OrdinalIgnoreCase))
{
XmlCacheEvent cacheEvent = XmlCacheEvent.FromXml(message.Content);
if (cacheEvent != null)
OnCacheEvent(cacheEvent.CacheRegion, cacheEvent.Key, cacheEvent.EventType);
}
}
}
catch (OperationCanceledException)
{
// We have been asked to cancel operation
return;
}
catch (Exception ex)
{
Logger.Error("ZeroMQBroker: Error receiving message.", ex);
}
};
while (!cancellationToken.IsCancellationRequested)
{
try
{
pullSocket.Poll(TimeSpan.FromSeconds(1));
}
catch (OperationCanceledException)
{
// We have been asked to cancel operation
break;
}
catch (Exception ex)
{
Logger.Error("ZeroMQBroker: Error polling for messages.", ex);
}
}
// Close socket
pullSocket.Close();
}
context.Terminate();
}
}
/// <summary>
/// Broadcasts the <paramref name="xmlCacheEvent" />
/// </summary>
/// <param name="xmlCacheEvent"><see cref="T:TcmCDService.CacheTypes.XmlCacheEvent" /></param>
private void BroadcastEvent(XmlCacheEvent xmlCacheEvent)
{
ZeroMQMessage message = new ZeroMQMessage()
{
Topic = mTopic,
Client = mIdentifier,
Content = xmlCacheEvent.ToXml()
};
mQueue.Add(message);
}
private void ReceiveEvents(String subscriptionUri, String topic, CancellationToken cancellationToken)
{
using (NetMQContext context = NetMQContext.Create())
{
using (NetMQSocket subscriberSocket = context.CreateSubscriberSocket())
{
subscriberSocket.IgnoreErrors = true;
subscriberSocket.Connect(subscriptionUri);
subscriberSocket.Subscribe(topic);
Logger.Info("ZeroMQCache: Connected to subscriptionUri \"{0}\".", subscriptionUri);
// Eventhandler delegate to handle receiving messages
subscriberSocket.ReceiveReady += (sender, args) =>
{
try
{
if (args.ReceiveReady)
{
// Recieve and relay
NetMQMessage netMQmessage = args.Socket.ReceiveMessage();
// Recieve the message
ZeroMQMessage message = new ZeroMQMessage()
{
Topic = netMQmessage.Pop().ConvertToString(),
Client = netMQmessage.Pop().ConvertToString(),
Content = netMQmessage.Pop().ConvertToString()
};
Logger.Debug("ZeroMQCache: Received -> {0}", message.ToString());
XmlCacheEvent cacheEvent = XmlCacheEvent.FromXml(message.Content);
if (cacheEvent != null)
{
OnCacheEvent(cacheEvent.CacheRegion, cacheEvent.Key, cacheEvent.EventType);
}
}
}
catch (OperationCanceledException)
{
// We have been asked to cancel operation
return;
}
catch (Exception ex)
{
Logger.Error("ZeroMQCache: Error receiving message.", ex);
}
};
while (!cancellationToken.IsCancellationRequested)
{
try
{
subscriberSocket.Poll(TimeSpan.FromSeconds(1));
}
catch (OperationCanceledException)
{
// We have been asked to cancel operation
break;
}
catch (Exception ex)
{
Logger.Error("ZeroMQCache: Error polling for messages.", ex);
}
}
// Close socket
subscriberSocket.Close();
}
context.Terminate();
}
}
private void ReceiveEvents(String subscriptionUri, String topic, CancellationToken cancellationToken)
{
using (NetMQContext context = NetMQContext.Create())
{
using (NetMQSocket subscriberSocket = context.CreateSubscriberSocket())
{
subscriberSocket.IgnoreErrors = true;
subscriberSocket.Connect(subscriptionUri);
subscriberSocket.Subscribe(topic);
Logger.Info("ZeroMQCache: Connected to subscriptionUri \"{0}\".", subscriptionUri);
// Eventhandler delegate to handle receiving messages
subscriberSocket.ReceiveReady += (sender, args) =>
{
try
{
if (args.ReceiveReady)
{
// Recieve and relay
NetMQMessage netMQmessage = args.Socket.ReceiveMessage();
// Recieve the message
ZeroMQMessage message = new ZeroMQMessage()
{
Topic = netMQmessage.Pop().ConvertToString(),
Client = netMQmessage.Pop().ConvertToString(),
Content = netMQmessage.Pop().ConvertToString()
};
Logger.Debug("ZeroMQCache: Received -> {0}", message.ToString());
XmlCacheEvent cacheEvent = XmlCacheEvent.FromXml(message.Content);
if (cacheEvent != null)
OnCacheEvent(cacheEvent.CacheRegion, cacheEvent.Key, cacheEvent.EventType);
}
}
catch (OperationCanceledException)
{
// We have been asked to cancel operation
return;
}
catch (Exception ex)
{
Logger.Error("ZeroMQCache: Error receiving message.", ex);
}
};
while (!cancellationToken.IsCancellationRequested)
{
try
{
subscriberSocket.Poll(TimeSpan.FromSeconds(1));
}
catch (OperationCanceledException)
{
// We have been asked to cancel operation
break;
}
catch (Exception ex)
{
Logger.Error("ZeroMQCache: Error polling for messages.", ex);
}
}
// Close socket
subscriberSocket.Close();
}
context.Terminate();
}
}
private void ReceiveEvents(String submissionUri, String topic, CancellationToken cancellationToken)
{
using (NetMQContext context = NetMQContext.Create())
{
using (NetMQSocket pullSocket = context.CreatePullSocket())
{
pullSocket.IgnoreErrors = true;
pullSocket.Bind(submissionUri);
Logger.Info("ZeroMQBroker: Bound to submissionUri \"{0}\".", submissionUri);
// Eventhandler delegate to handle receiving messages
pullSocket.ReceiveReady += (sender, args) =>
{
try
{
if (args.ReceiveReady)
{
// Recieve and relay
NetMQMessage netMQmessage = args.Socket.ReceiveMessage();
// Recieve the message
ZeroMQMessage message = new ZeroMQMessage()
{
Topic = netMQmessage.Pop().ConvertToString(),
Client = netMQmessage.Pop().ConvertToString(),
Content = netMQmessage.Pop().ConvertToString()
};
Logger.Debug("ZeroMQBroker: Received -> {0}", message.ToString());
mQueue.Add(message);
// ZeroMQBroker relays multiple topics, verify if the message was meant for the current client
if (String.Equals(topic, message.Topic, StringComparison.OrdinalIgnoreCase))
{
XmlCacheEvent cacheEvent = XmlCacheEvent.FromXml(message.Content);
if (cacheEvent != null)
{
OnCacheEvent(cacheEvent.CacheRegion, cacheEvent.Key, cacheEvent.EventType);
}
}
}
}
catch (OperationCanceledException)
{
// We have been asked to cancel operation
return;
}
catch (Exception ex)
{
Logger.Error("ZeroMQBroker: Error receiving message.", ex);
}
};
while (!cancellationToken.IsCancellationRequested)
{
try
{
pullSocket.Poll(TimeSpan.FromSeconds(1));
}
catch (OperationCanceledException)
{
// We have been asked to cancel operation
break;
}
catch (Exception ex)
{
Logger.Error("ZeroMQBroker: Error polling for messages.", ex);
}
}
// Close socket
pullSocket.Close();
}
context.Terminate();
}
}