private void ProcessMessages()
{
lock (_lockSocket)
{
if (_stopRequested)
{
return;
}
string message;
if (!_actor.TryReceiveFrameString(TimeSpan.FromMilliseconds(10), Encoding.ASCII, out message))
{
return;
}
if (message == TaskSchedulerBusCommands.BroadCast.ToString())
{
// another node has let us know they are here
var fromHostAddress = _actor.ReceiveFrameString();
var msg = fromHostAddress + " broadcasting";
_log.Debug(() => msg);
// send back a welcome message via the Bus publisher
var reply = _hostAddress + " received";
_actor.SendMoreFrame(TaskSchedulerBusCommands.Publish.ToString()).SendFrame(reply);
}
else if (message == TaskSchedulerBusCommands.AddedNode.ToString())
{
var addedAddress = _actor.ReceiveFrameString();
_log.Debug(() => $"Added node {addedAddress} to the Bus");
}
else if (message == TaskSchedulerBusCommands.RemovedNode.ToString())
{
var removedAddress = _actor.ReceiveFrameString();
var uri = new Uri(removedAddress);
long temp;
_otherProcessorCounts.TryRemove(uri.Port, out temp);
_log.Debug(() => $"Removed node {removedAddress} from the Bus; it's processing count was {temp}");
RemoteCountChanged?.Invoke(this, EventArgs.Empty);
}
else if (message == TaskSchedulerBusCommands.SetCount.ToString())
{
var key = int.Parse(_actor.ReceiveFrameString());
var value = long.Parse(_actor.ReceiveFrameString());
if (!_otherProcessorCounts.ContainsKey(key))
{
_otherProcessorCounts.TryAdd(key, value);
}
else
{
_otherProcessorCounts[key] = value;
}
RemoteCountChanged?.Invoke(this, EventArgs.Empty);
}
else
{
//response to broadcast
_log.Debug(() => message);
}
}
}
public Account GetPayLoad()
{
var frameString = _actor.ReceiveFrameString();
Log.Information("FrameString: {FrameString}", frameString);
return(JsonConvert.DeserializeObject <Account>(frameString));
}
/// <summary>
/// Starts this instance.
/// </summary>
public void Start()
{
lock (_lockSocket)
{
_actor = _bus.Start();
}
_currentTaskCount = 0;
_running = true;
try
{
lock (_lockSocket)
{
_actor.SendFrame(TaskSchedulerBusCommands.GetHostAddress.ToString());
}
_hostAddress = _actor.ReceiveFrameString();
_hostPort = new Uri("http://" + _hostAddress).Port;
//second beacon time, so we wait to ensure beacon has fired
Thread.Sleep(1100);
//let other nodes know we are here
lock (_lockSocket)
{
_actor.SendMoreFrame(TaskSchedulerBusCommands.Publish.ToString())
.SendMoreFrame(TaskSchedulerBusCommands.BroadCast.ToString())
.SendFrame(_hostAddress);
}
// receive messages from other nodes on the bus
while (!_stopRequested)
{
try
{
ProcessMessages();
}
catch (Exception error)
{
_log.ErrorException("Failed to handle NetMCQ commands", error);
}
}
}
catch (Exception error)
{
_log.ErrorException("A fatal error occurred while processing NetMCQ commands", error);
}
finally
{
_running = false;
}
}
/// <summary>
/// Return our node endpoint, after successful initialization.
/// </summary>
/// <returns>our node endpoint</returns>
public string EndPoint()
{
_actor.SendFrame("ENDPOINT");
_endpoint = _actor.ReceiveFrameString();
return(_endpoint);
}
public Account GetPayLoad()
{
Console.WriteLine(" Testing asynch aspect of the Actor");
return(JsonConvert.DeserializeObject <Account>(actor.ReceiveFrameString()));
}