static void Main(string[] args)
{
using (WSRouter router = new WSRouter())
using (WSPublisher publisher = new WSPublisher())
{
router.Bind("ws://localhost:80");
publisher.Bind("ws://localhost:81");
router.ReceiveReady += (sender, eventArgs) =>
{
byte[] identity = router.ReceiveFrameBytes();
string message = router.ReceiveFrameString();
router.SendMoreFrame(identity);
router.SendFrame("OK");
publisher.SendMoreFrame("chat");
publisher.SendFrame(message);
};
NetMQPoller poller = new NetMQPoller();
poller.Add(router);
// we must add the publisher to the poller although we are not registering to any event.
// The internal stream socket handle connections and subscriptions and use the events internally
poller.Add(publisher);
poller.Run();
}
}
public static void Run()
{
using (var publisherSocket = new XPublisherSocket())
{
publisherSocket.SetWelcomeMessage("WM");
publisherSocket.Bind("tcp://*:6669");
// we just drop subscriptions
publisherSocket.ReceiveReady += (sender, eventArgs) => publisherSocket.SkipMultipartMessage();
var poller = new NetMQPoller {
publisherSocket
};
// send a message every second
var sendMessageTimer = new NetMQTimer(1000);
poller.Add(sendMessageTimer);
sendMessageTimer.Elapsed +=
(sender, eventArgs) =>
publisherSocket.SendMoreFrame("A").SendFrame(new Random().Next().ToString());
// send heartbeat every two seconds
var heartbeatTimer = new NetMQTimer(2000);
poller.Add(heartbeatTimer);
heartbeatTimer.Elapsed += (sender, eventArgs) => publisherSocket.SendFrame("HB");
poller.Stop();
}
}
private void Run(PairSocket shim)
{
m_shim = shim;
shim.ReceiveReady += OnShimMessage;
m_timeoutTimer = new NetMQTimer(TimeOut);
m_timeoutTimer.Elapsed += OnTimeoutTimer;
m_reconnectTimer = new NetMQTimer(ReconnectTimer);
m_reconnectTimer.Elapsed += OnReconnectTimer;
m_poller = new NetMQPoller {
shim
};
m_poller.Add(m_timeoutTimer);
m_poller.Add(m_reconnectTimer);
shim.SignalOK();
Connect();
m_poller.Run();
if (m_subscriber != null)
{
m_subscriber.Dispose();
}
}
public void SendWrongMDPVersionFromBrokerNoLoggingShouldThrowApplicationException()
{
const string hostAddress = "tcp://localhost:5555";
// setup the counter socket for communication
using (var broker = new RouterSocket())
using (var poller = new NetMQPoller())
using (var session = new MDPClientAsync(hostAddress))
{
broker.Bind(hostAddress);
// we need to pick up any message in order to avoid errors
broker.ReceiveReady += (s, e) =>
{
// return empty reply
var msg = e.Socket.ReceiveMultipartMessage();
// we expect to receive a 4 Frame message
// [REQ ADR][EMPTY]["MDPC01"]["echo"]["REQUEST"]
if (msg.FrameCount != 5)
{
Assert.Fail("Message with wrong count of frames {0}", msg.FrameCount);
}
// REQUEST socket will strip the his address + empty frame
// ROUTER has to add the address prelude in order to identify the correct socket(!)
// [REQ ADR][EMPTY]["MDPC00"]["echo"]["REQUEST"]
var clientAddress = msg.Pop();
msg.Pop(); // forget empty frame
msg.Pop(); // drop the MDP Version Frame
msg.Push("MDPC00"); // insert wrong MDP version
msg.Push(NetMQFrame.Empty);
msg.Push(clientAddress); // reinsert the client's address
e.Socket.SendMultipartMessage(msg);
};
int timeOutInMillis = 10000;
var timer = new NetMQTimer(timeOutInMillis); // Used so it doesn't block if something goes wrong!
timer.Elapsed += (s, e) =>
{
Assert.Fail($"Waited {timeOutInMillis} and had no response from broker");
poller.Stop();
};
poller.Add(broker);
poller.Add(timer);
session.ReplyReady += (s, e) =>
{
Assert.True(e.HasError());
Assert.That(e.Exception.Message, Is.StringContaining("MDP Version mismatch"));
poller.Stop(); // To unlock the Task.Wait()
};
var task = Task.Factory.StartNew(() => poller.Run());
var requestMessage = new NetMQMessage(new[] { new NetMQFrame("REQUEST") });
session.Send("echo", requestMessage);
task.Wait();
}
}
public void Run(PairSocket shim)
{
shim.SignalOK();
shim.ReceiveReady += OnShimReady;
m_messagesPipe = new PairSocket();
m_messagesPipe.Connect(string.Format("inproc://wsrouter-{0}", m_id));
m_messagesPipe.ReceiveReady += OnMessagePipeReady;
m_stream = new StreamSocket();
m_stream.ReceiveReady += OnStreamReady;
m_poller = new NetMQPoller();
m_poller.Add(m_messagesPipe);
m_poller.Add(shim);
m_poller.Add(m_stream);
m_messagesPipe.SignalOK();
m_poller.Run();
m_messagesPipe.Dispose();
m_stream.Dispose();
}
private void StartStationNetMQ()
{
try
{
_subscriber = new SubscriberSocket();
_subscriber.ReceiveReady += _subscriber_ReceiveReady;
//_fileSubscriber = new SubscriberSocket();
_requester = new RequestSocket();
_poller = new NetMQPoller();
IsLocalClient = CheckIsLocalIP(this.Options.ServerAddress);
_subscriber.Connect(string.Format("tcp://{0}:{1}", this.Options.ServerAddress, this.Options.MsgPubPort));
_subscriber.SubscribeToAnyTopic();
_requester.Connect(string.Format("tcp://{0}:{1}", this.Options.ServerAddress, this.Options.MsgResPort));
//_fileSubscriber.Connect(string.Format("tcp://{0}:{1}", this.Options.ServerAddress, this.Options.FilePubPort));
//_fileSubscriber.SubscribeToAnyTopic();
logger.InfoFormat("peripheral client netmq info: IP-{0},msg pub port:{1},msg res port:{2}", this.Options.ServerAddress, this.Options.MsgPubPort, this.Options.MsgResPort);
// HockSocketEvents(true);
//_poller.Add(_fileSubscriber);
_poller.Add(_subscriber);
_poller.Add(_requester);
_poller.RunAsync();
Console.WriteLine("[Progress]:[4] Sub Listening");
// this.OnConnected();
}
catch (Exception ex)
{
}
}
public void SendEmptyReplyFromBrokerWithLoggingShouldThrowApplicationException()
{
const string hostAddress = "tcp://localhost:5555";
var loggingMessages = new List <string>();
// setup the counter socket for communication
using (var broker = new RouterSocket())
using (var poller = new NetMQPoller())
using (var session = new MDPClientAsync(hostAddress))
{
broker.Bind(hostAddress);
// we need to pick up any message in order to avoid errors
broker.ReceiveReady += (s, e) =>
{
// return empty reply
var msg = e.Socket.ReceiveMultipartMessage();
// we expect to receive a 4 Frame message
// [REQ ADR][EMPTY]["MDPC01"]["echo"]["REQUEST"][requestId]
if (msg.FrameCount != 6)
{
Assert.Fail("Message with wrong count of frames {0}", msg.FrameCount);
}
// REQUEST socket will strip the his address + empty frame
// ROUTER has to add the address prelude in order to identify the correct socket(!)
// [REQ ADR][EMPTY]["MDPC01"]["echo"]["REQUEST"][requestId]
e.Socket.SendMultipartMessage(msg);
};
session.LogInfoReady += (s, e) => loggingMessages.Add(e.Info);
session.ReplyReady += (s, e) =>
{
Assert.That(loggingMessages.Count, Is.EqualTo(3));
Assert.That(loggingMessages[0], Is.EqualTo("[CLIENT] connecting to broker at tcp://localhost:5555"));
Assert.That(loggingMessages[1].Contains("[CLIENT INFO] sending"), Is.True);
Assert.That(loggingMessages[2].Contains("[CLIENT INFO] received"), Is.True);
poller.Stop(); // To unlock the Task.Wait()
};
poller.Add(broker);
var task = Task.Factory.StartNew(() => poller.Run());
// well formed message
var requestMessage = new NetMQMessage(new[] { new NetMQFrame("REQUEST") });
// correct call
session.Send("echo", requestMessage);
int timeOutInMillis = 10000;
var timer = new NetMQTimer(timeOutInMillis); // Used so it doesn't block if something goes wrong!
timer.Elapsed += (s, e) =>
{
Assert.Fail($"Waited {timeOutInMillis} and had no response from broker");
poller.Stop();
};
poller.Add(timer);
task.Wait();
}
}
public LRUBroker(string frontConnectionString, string backendConnectionString)
{
_frontend = new RouterSocket(frontConnectionString);
_backend = new RouterSocket(backendConnectionString);
_frontend.ReceiveReady += FrontendReceiveReady;
_backend.ReceiveReady += BackendReceiveReady;
_poller.Add(_frontend);
_poller.Add(_backend);
}
public LRUBroker(string frontConnectionString, string backendConnectionString)
{
_frontend = new RouterSocket(frontConnectionString);
_backend = new RouterSocket();
BackendPort = _backend.BindRandomPort(backendConnectionString.TrimStart(new char[] { '@' }));
_frontend.ReceiveReady += FrontendReceiveReady;
_backend.ReceiveReady += BackendReceiveReady;
_poller.Add(_frontend);
_poller.Add(_backend);
}
public async Task SenderReceiver_WhenBoundAndConnected_PassesMessage()
{
// Arrange
var responseStr = "Hello, World!";
var requestStr = "Hello";
var receivedRequest = string.Empty;
ushort port = 6555;
var called = false;
mockRequestDispatcher
.Setup(m => m.Handle(ref It.Ref <RequestTask> .IsAny))
.Callback(new Handler((ref RequestTask task) => {
called = true;
receivedRequest = (string)task.Request;
task.ResponseSender(responseStr);
}));
var packageFactory = new PackageFactory();
var serializer = new DotNetSerializer();
var serializerCache = new SerializerCache();
var messageFactory = new NetMQMessageFactory(serializerCache, packageFactory);
var sender = new NetMQSender(new DealerSocket(), messageFactory);
var receiver = new NetMQReceiver(new RouterSocket(), messageFactory, requestDispatcher);
var poller = new NetMQPoller();
serializerCache.AddSerializer(serializer);
sender.AddAddress(TcpAddress.Localhost(port));
sender.InitializeConnection();
receiver.AddAddress(TcpAddress.Wildcard(port));
receiver.InitializeConnection();
poller.Add(sender.PollableSocket);
poller.Add(receiver.PollableSocket);
poller.RunAsync();
var package = new DataPackage <string>(new GuidPackageId(), requestStr);
// Act
var response = await sender.SendAndReceive(package, TimeSpan.FromSeconds(5));
// Cleanup
poller.StopAsync();
sender.TerminateConnection();
receiver.TerminateConnection();
// Assert
Assert.That(called, Is.True);
Assert.That(receivedRequest, Is.EqualTo(requestStr));
Assert.That((string)response, Is.EqualTo(responseStr));
}
private void StartQueryMQ()
{
//request
string ipAddress = System.Configuration.ConfigurationManager.AppSettings["AlyServerAddress"];
string queryPort = System.Configuration.ConfigurationManager.AppSettings["AlyServerQueryPort"];
//pub
string[] selfParams = selfPubZmqParams.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
string pubAddress = string.Format("tcp://{0}:{1}", selfParams[5], selfParams[1]);
string resAddress = string.Format("tcp://{0}:{1}", selfParams[5], selfParams[3]);
if (!string.IsNullOrEmpty(ipAddress) &&
!string.IsNullOrEmpty(queryPort)
)
{
string address = string.Format("tcp://{0}:{1}", ipAddress, queryPort);
try
{
if (_resSocket == null)
{
_resSocket = new ResponseSocket();
_resSocket.ReceiveReady += _resSocket_ReceiveReady;
_resSocket.SendReady += _resSocket_SendReady;
_resSocket.Bind(address);
}
if (_publisher == null)
{
_publisher = new PublisherSocket();
_publisher.Bind(pubAddress);
_publisher.SendReady += _publisher_SendReady;
}
if (_resPoller == null)
{
_resPoller = new NetMQPoller();
_resPoller.Add(_resSocket);
_resPoller.Add(_publisher);
_resPoller.RunAsync();
Console.WriteLine("[Progress]:[1]Pub Response Listening");
}
}
catch (Exception ex)
{
throw ex;
}
}
}
public void Run(PairSocket shim)
{
_poller = new NetMQPoller();
_ = Observable.FromEventPattern <NetMQSocketEventArgs>(e => shim.ReceiveReady += e, e => shim.ReceiveReady -= e)
.Select(e => e.EventArgs)
.Subscribe(OnShimReady);
_poller.Add(shim);
// Timer
var timeoutTimer = new NetMQTimer(TimeSpan.FromSeconds(5));
_ = Observable.FromEventPattern <NetMQTimerEventArgs>(e => timeoutTimer.Elapsed += e, e => timeoutTimer.Elapsed -= e)
.Select(e => e.EventArgs)
.ObserveOn(ThreadPoolScheduler.Instance)
.Subscribe(OnTimeoutElapsed);
_poller.Add(timeoutTimer);
_subscriberSocket = new SubscriberSocket();
_subscriberSocket.Options.Linger = TimeSpan.Zero;
_subscriberSocket.Subscribe(CoreHearbeatTopic);
_subscriberSocket.Connect($"tcp://{_address}:{_port + 1}");
_subject.OnNext(ConnectionStatus.Connecting);
_ = Observable.FromEventPattern <NetMQSocketEventArgs>(e => _subscriberSocket.ReceiveReady += e, e => _subscriberSocket.ReceiveReady -= e)
.Select(e => e.EventArgs)
.Where(e => e.Socket.ReceiveFrameString() == CoreHearbeatTopic)
.ObserveOn(ThreadPoolScheduler.Instance)
.Subscribe(e =>
{
timeoutTimer.Reset();
Thread.MemoryBarrier();
var status = _borgConnected
? (ConnectionStatus.Online | ConnectionStatus.Connected)
: (ConnectionStatus.Online | ConnectionStatus.Disconnected);
_subject.OnNext(status);
});
_poller.Add(_subscriberSocket);
timeoutTimer.Reset();
shim.SignalOK();
_poller.Run();
// Cleanup stuff after stopping
_poller.Remove(_subscriberSocket);
_poller.Remove(timeoutTimer);
_poller.Remove(shim);
_poller.Dispose();
}
public async Task Start()
{
_nodeSocket = new PushSocket(_localConnectionString);
_poller.Add(_nodeSocket);
_poller.RunAsync();
_active = true;
foreach (var connStr in _peerConnectionStrings)
{
PullSocket peer = new PullSocket(connStr);
peer.ReceiveReady += Peer_ReceiveReady;
_poller.Add(peer);
_peerSockets.Add(peer);
}
}
/// <summary>
/// connects to the broker, if a socket already exists it will be disposed and
/// a new socket created and connected (Linger is set to 1)
/// The Client connects to broker using a DEALER socket
/// </summary>
private void Connect()
{
if (!ReferenceEquals(m_client, null))
{
DisposeClient();
}
m_client = new DealerSocket();
// sets a low linger to avoid port exhaustion, messages can be lost since it'll be sent again
m_client.Options.Linger = m_lingerTime;
if (m_identity != null)
{
m_client.Options.Identity = m_identity;
}
// set timeout timer to reconnect if no message is received during timeout
m_lastReceivedRequest = DateTime.UtcNow;
m_timer.EnableAndReset();
// attach the event handler for incoming messages
m_client.ReceiveReady += OnReceiveReady;
m_client.SendReady += OnSendReady;
m_poller.Add(m_client);
RotateBroker();
m_client.Connect(Address);
m_connected = true;
Log($"[CLIENT]: {m_client.Options.Identity} connecting to broker at {Address}");
}
public (bool success, Exception ex) Setup()
{
Exception exception = null;
try
{
_socketDelegate = async(s, arg) => await HandleAsync();
_socket.ReceiveReady += _socketDelegate;
// todo use actual topics instead of catchall
string catchAllTopic = "";
_socket.Bind(_configuration.Address());
_socket.Subscribe(catchAllTopic);
_configuration.Logger.Log(new DebugLogMsg($"subscribed to [{typeof(TMessage)}]"));
_poller.Add(_socket);
_poller.RunAsync();
return(true, null);
}
catch (NetMQ.EndpointNotFoundException ntfnd)
{
_configuration.Logger.Log(new ErrorLogMsg(ntfnd.Message));
exception = ntfnd;
return(false, exception);
}
}
static void Main(string[] args)
{
using (var router = new WSRouter())
{
using (var publisher = new WSPublisher())
{
router.Bind("ws://localhost:80");
publisher.Bind("ws://localhost:81");
router.ReceiveReady += (sender, eventArgs) =>
{
var identity = eventArgs.WSSocket.ReceiveFrameBytes();
using (var datasendercontext = new DataSenderContext())
{
datasendercontext.Start(eventArgs, publisher, new Identity()
{
Receiver = identity
});
}
};
var poller = new NetMQPoller();
poller.Add(router);
poller.Run();
}
}
}
// Start is called before the first frame update
public void Start()
{
SetDefaultListenerPosition();
string[] args = System.Environment.GetCommandLineArgs();
for (int i = 0; i < args.Length; i++)
{
Debug.Log("ARG " + i + ": " + args[i]);
if (args[i].Contains("ignitebot"))
{
isIgniteBotEmbedded = true;
break;
}
}
playerObject = GameObject.Find("Player Listener");
if (isIgniteBotEmbedded)
{
AsyncIO.ForceDotNet.Force();
NetMQConfig.Cleanup();
poller = new NetMQPoller();
subSocket = new SubscriberSocket();
subSocket.ReceiveReady += OnReceiveReady;
subSocket.Options.ReceiveHighWatermark = 10;
subSocket.Connect(addr);
subSocket.Subscribe("RawFrame");
subSocket.Subscribe("CloseApp");
subSocket.Subscribe("MatchEvent");
poller.Add(subSocket);
poller.RunAsync();
}
}
public void Receive_BrokerDisconnectedWithLogging_ShouldReturnRequest()
{
const string hostAddress = "tcp://localhost:5555";
var loggingMessages = new List <string> ();
// setup the counter socket for communication
using (var broker = new RouterSocket())
using (var poller = new NetMQPoller())
using (var session = new MDPWorker(hostAddress, "test"))
{
broker.Bind(hostAddress);
// we need to pick up any message in order to avoid errors but don't answer
broker.ReceiveReady += (s, e) => e.Socket.ReceiveMultipartMessage();
poller.Add(broker);
poller.RunAsync();
// speed up the test
session.HeartbeatDelay = TimeSpan.FromMilliseconds(250);
session.ReconnectDelay = TimeSpan.FromMilliseconds(250);
// set the event handler to receive the logging messages
session.LogInfoReady += (s, e) => loggingMessages.Add(e.Info);
// initialise the worker - broker protocol
session.Receive(null);
poller.Stop();
Assert.That(loggingMessages.Count(m => m.Contains("retrying")), Is.EqualTo(3));
// 3 times retrying and 1 time initial connecting
Assert.That(loggingMessages.Count(m => m.Contains("localhost")), Is.EqualTo(4));
Assert.That(loggingMessages.Last().Contains("abandoning"));
}
}
private void Run(PairSocket shim)
{
using (m_publisherSocket = new XPublisherSocket(m_address))
{
m_publisherSocket.SetWelcomeMessage(WelcomeMessage);
m_publisherSocket.ReceiveReady += DropPublisherSubscriptions;
m_heartbeatTimer = new NetMQTimer(HeartbeatInterval);
m_heartbeatTimer.Elapsed += OnHeartbeatTimerElapsed;
shim.ReceiveReady += OnShimMessage;
// signal the actor that the shim is ready to work
shim.SignalOK();
m_poller = new NetMQPoller {
m_publisherSocket, shim
};
m_poller.Add(m_heartbeatTimer);
// Polling until poller is cancelled
m_poller.Run();
}
}
public void Send_WrongServiceNameWithLogging_ShouldLogPermanentError()
{
const string hostAddress = "tcp://localhost:5555";
var loggingMessages = new List <string>();
// setup the counter socket for communication
using (var broker = new RouterSocket())
using (var poller = new NetMQPoller())
using (var session = new MDPClient(hostAddress))
{
broker.Bind(hostAddress);
// we need to pick up any message in order to avoid errors
broker.ReceiveReady += (s, e) =>
{
// just swallow message -> wrong service name
e.Socket.ReceiveMultipartMessage();
};
poller.Add(broker);
poller.RunAsync();
// set the event handler to receive the logging messages
session.LogInfoReady += (s, e) => loggingMessages.Add(e.Info);
// well formed message
var requestMessage = new NetMQMessage(new[] { new NetMQFrame("REQUEST") });
// wrong service name
session.Send("xyz", requestMessage);
poller.Stop();
Assert.That(loggingMessages.Count, Is.EqualTo(7));
Assert.That(loggingMessages[6], Is.EqualTo("[CLIENT ERROR] permanent error, abandoning!"));
}
}
private void StartQueryMQ()
{
this.Options = Options.LoadFromAppSettings();
string serverAddress = System.Configuration.ConfigurationManager.AppSettings["AlyServerAddress"];
string queryPort = System.Configuration.ConfigurationManager.AppSettings["AlyServerQueryPort"];
if (!string.IsNullOrEmpty(serverAddress) &&
!string.IsNullOrEmpty(queryPort)
)
{
string addressUrl = string.Format("tcp://{0}:{1}", serverAddress, queryPort);
try
{
if (null == _querySocket)
{
_querySocket = new RequestSocket();
_querySocket.ReceiveReady += _querySocket_ReceiveReady;
_querySocket.SendReady += _querySocket_SendReady;
}
if (null == _queryPoller)
{
_queryPoller = new NetMQPoller();
_queryPoller.Add(_querySocket);
_querySocket.Connect(addressUrl);
_queryMsgList.Clear();
_queryPoller.RunAsync();
Console.WriteLine("[Progress]:[1] Request Listening");
}
}
catch (Exception ex)
{
}
}
}
/// <summary>
/// Connect or re-connect to the broker.
/// </summary>
private void Connect()
{
// if the socket exists dispose it and re-create one
if (!ReferenceEquals(m_worker, null))
{
DisposeWorker();
}
m_worker = new DealerSocket();
// set identity if provided
if (m_identity != null && m_identity.Length > 0)
{
m_worker.Options.Identity = m_identity;
}
m_timer.Interval = (int)HeartbeatDelay.TotalMilliseconds;
m_timer.EnableAndReset();
// hook up the received message processing method before the socket is connected
m_worker.ReceiveReady += ProcessReceiveReady;
m_poller.Add(m_worker);
m_worker.Connect(m_brokerAddress);
Log($"[WORKER] connected to broker at {m_brokerAddress}");
// send READY to broker since worker is connected
m_pollerQueue.Enqueue(() => Send(MDPCommand.Ready, m_serviceName, null));
// reset liveliness to active broker
m_liveliness = _heartbeat_liveliness;
// set point in time for next heatbeat
m_heartbeatAt = DateTime.UtcNow + HeartbeatDelay;
}
public void Run(params string[] addresses)
{
var subscriber = Connect(addresses);
if (subscriber == null)
{
throw new Exception("cannot connect to eny of the endpoints");
}
// timeout timer, when heartbeat was not arrived for 5 seconds
m_timeoutTimer = new NetMQTimer(TimeSpan.FromSeconds(5));
m_timeoutTimer.Elapsed += (sender, args) =>
{
// timeout happend, first dispose existing subscriber
subscriber.Dispose();
m_poller.Remove(subscriber);
// connect again
subscriber = Connect(addresses);
if (subscriber == null)
{
throw new Exception("cannot connect to eny of the endpoints");
}
m_poller.Add(subscriber);
};
m_poller = new NetMQPoller {
subscriber
};
m_poller.Add(m_timeoutTimer);
m_poller.Run();
}
/// <summary>
/// connects to the broker, if a socket already exists it will be disposed and
/// a new socket created and connected (Linger is set to 1)
/// The Client connects to broker using a DEALER socket
/// </summary>
private void Connect()
{
if (!ReferenceEquals(m_client, null))
{
m_poller.Remove(m_client);
m_client.Dispose();
}
m_client = new DealerSocket();
// sets a low linger to avoid port exhaustion, messages can be lost since it'll be sent again
m_client.Options.Linger = m_lingerTime;
if (m_identity != null)
{
m_client.Options.Identity = m_identity;
}
// set timeout timer to reconnect if no message is received during timeout
m_timer.EnableAndReset();
// attach the event handler for incoming messages
m_client.ReceiveReady += OnProcessReceiveReady;
m_poller.Add(m_client);
// TODO Define HighWaterMark!?
m_client.Connect(m_brokerAddress);
m_connected = true;
Log($"[CLIENT] connecting to broker at {m_brokerAddress}");
}
private void Initialize()
{
running = true;
cancellationToken = cts.Token;
processIncomingMessages = Task.Factory.StartNew(() =>
{
// instantiate poller and socket
poller = new NetMQPoller();
socket = new DealerSocket();
socket.Options.Identity = Encoding.UTF8.GetBytes(clientID); // socket needs clientID for communication Dealer-Router
socket.ReceiveReady += OnMessage; // event on receive data
StartSocket();
poller.Add(socket);
poller.RunAsync();
while (running)
{
Thread.Sleep(delay);
if (cancellationToken.IsCancellationRequested)
{
Debug.Log("Cancelling task");
break;
}
}
}, cancellationToken);
}
public void StartSending(int id)
{
client.Options.Identity = Encoding.Unicode.GetBytes(id.ToString());
var message = string.Format("Id = {0}", id.ToString());
var bytes = Encoding.ASCII.GetBytes(message);
using (var poller = new NetMQPoller())
{
poller.Add(client);
poller.Add(messageQueue);
poller.RunAsync();
var messageToServer = new NetMQMessage();
messageToServer.Append(message);
messageQueue.Enqueue(messageToServer);
}
}
public Server(App app)
{
_App = app;
_poller = new NetMQPoller();
_responseSocket = new ResponseSocket();
_responseSocket.ReceiveReady += OnReceiveReady;
_poller.Add(_responseSocket);
}
/// <summary>
/// Start node, after setting header values. When you start a node it
/// begins discovery and connection.
/// </summary>
public void Start()
{
if (_useEvents)
{
_inboxPoller.Add(_inbox);
Thread.Sleep(100);
}
_actor.SendMoreFrame("START").SendFrame(_interfaceName ?? "");
}
private static async Task CreatePushSocket()
{
var poller = new NetMQPoller();
push = new PushSocket();
push.BindRandomPort("tcp://127.0.0.1");
NetMQMonitor monitor = new NetMQMonitor(push, "inproc://req.inproc", SocketEvents.All);
monitor.Connected += Monitor_Connected;
monitor.EventReceived += Monitor_EventReceived;
//monitor.AttachToPoller(poller);
queue.ReceiveReady += Queue_ReceiveReady;;
push.Connect(address);
poller.Add(push);
poller.Add(queue);
poller.RunAsync();
await monitor.StartAsync();
}
public Task StartAsync(HostingApplication hostingApplication, CancellationToken cancellationToken)
{
_routerSocket = new RouterSocket();
_routerSocket.Bind($"tcp://{_hostingOptions.Host}");
_routerSocket.ReceiveReady += RouterSocket_ReceiveReady;
_dealerSocket = new DealerSocket();
_dealerSocket.Bind(INPROC_SERVER_URL);
_dealerSocket.ReceiveReady += DealerSocket_ReceiveReady;
_poller = new NetMQPoller {
_routerSocket, _dealerSocket
};
_poller.RunAsync();
_workerPoller = new NetMQPoller();
async void OnReceiveReady(object sender, NetMQSocketEventArgs args)
{
NetMQMessage receiveMessage = args.Socket.ReceiveMultipartMessage();
string address = receiveMessage.Pop().ConvertToString();
string content = receiveMessage.Last().ConvertToString(Encoding.UTF8);
OwinContext owinContext = null;
long startTimestamp = Stopwatch.GetTimestamp();
_logger.LogInformation($"Request starting tcp://{_hostingOptions.Host} {content}");
owinContext = hostingApplication.CreateContext(content);
try
{
await hostingApplication.ProcessRequestAsync(owinContext);
}
catch (Exception ex)
{
owinContext.Response.Error(ex.Message);
throw;
}
finally
{
string sendContent = _serializer.Serialize(owinContext.Response);
_logger.LogInformation($"Request finished in {new TimeSpan((long)(TimestampToTicks * (Stopwatch.GetTimestamp() - startTimestamp))).TotalMilliseconds}ms {sendContent}");
NetMQMessage sendMessage = new NetMQMessage();
sendMessage.Append(address);
sendMessage.AppendEmptyFrame();
sendMessage.Append(sendContent, Encoding.UTF8);
args.Socket.SendMultipartMessage(sendMessage);
hostingApplication.DisponseContext(owinContext);
}
}
foreach (var item in Enumerable.Range(0, _hostingOptions.ProcessCount))
{
NetMQSocket process = new DealerSocket();
process.Connect(INPROC_SERVER_URL);
process.ReceiveReady += OnReceiveReady;
_workerPoller.Add(process);
}
_workerPoller.RunAsync();
return(Task.CompletedTask);
}
void IShimHandler.Run(PairSocket shim)
{
Poller = new NetMQPoller();
Shim = shim;
Shim.ReceiveReady += OnShimReady;
Poller.Add(Shim);
Initialize();
Shim.SignalOK();
Poller.Run();
Cleanup();
}
public void RemoveTimer()
{
using (var router = new RouterSocket())
using (var dealer = new DealerSocket())
using (var poller = new NetMQPoller { router })
{
int port = router.BindRandomPort("tcp://127.0.0.1");
dealer.Connect("tcp://127.0.0.1:" + port);
bool timerTriggered = false;
var timer = new NetMQTimer(TimeSpan.FromMilliseconds(100));
timer.Elapsed += (s, a) => { timerTriggered = true; };
// The timer will fire after 100ms
poller.Add(timer);
bool messageArrived = false;
router.ReceiveReady += (s, e) =>
{
router.SkipFrame();
router.SkipFrame();
messageArrived = true;
// Remove timer
poller.Remove(timer);
};
poller.RunAsync();
Thread.Sleep(20);
dealer.SendFrame("hello");
Thread.Sleep(300);
poller.Stop();
Assert.IsTrue(messageArrived);
Assert.IsFalse(timerTriggered);
}
}
public void Router_Dealer_Demonstrating_Messages_From_Subscribers_To_Publisher()
{
// NOTES
// 1. Use ThreadLocal<DealerSocket> where each thread has
// its own client DealerSocket to talk to server
// 2. Each thread can send using it own socket
// 3. Each thread socket is added to poller
const int delay = 500; // millis
var clientSocketPerThread = new ThreadLocal<DealerSocket>();
using (var server = new RouterSocket("@tcp://127.0.0.1:5556"))
{
using (var poller = new NetMQPoller())
{
// Start some threads, each with its own DealerSocket
// to talk to the server socket. Creates lots of sockets,
// but no nasty race conditions no shared state, each
// thread has its own socket, happy days.
for (int i = 0; i < 4; i++)
{
Task.Factory.StartNew(state =>
{
DealerSocket client = null;
if (!clientSocketPerThread.IsValueCreated)
{
client = new DealerSocket();
client.Options.Identity =
Encoding.Unicode.GetBytes(state.ToString());
client.Connect("tcp://127.0.0.1:5556");
client.ReceiveReady += Client_ReceiveReady;
clientSocketPerThread.Value = client;
poller.Add(client);
}
else
{
client = clientSocketPerThread.Value;
}
while (true)
{
NetMQMessage messageToServer = new NetMQMessage();
messageToServer.AppendEmptyFrame();
messageToServer.Append(state.ToString());
Console.WriteLine("======================================");
Console.WriteLine(" OUTGOING MESSAGE TO SERVER ");
Console.WriteLine("======================================");
PrintFrames("Client Sending", messageToServer);
client.SendMultipartMessage(messageToServer);
Thread.Sleep(delay);
}
},
string.Format("client {0}", i),
TaskCreationOptions.LongRunning);
}
// start the poller
poller.RunAsync();
// server loop
for(int i=0;i<6;i++)
{
NetMQMessage clientMessage = server.ReceiveMessage();
Console.WriteLine("======================================");
Console.WriteLine(" INCOMING CLIENT MESSAGE FROM CLIENT ");
Console.WriteLine("======================================");
PrintFrames("Server receiving", clientMessage);
if (clientMessage.FrameCount == 3)
{
var clientAddress = clientMessage[0];
var clientOriginalMessage = clientMessage[2].ConvertToString();
string response = string.Format("{0} back from server {1}",
clientOriginalMessage,
DateTime.Now.ToLongTimeString());
var messageToClient = new NetMQMessage();
messageToClient.Append(clientAddress);
messageToClient.AppendEmptyFrame();
messageToClient.Append(response);
server.SendMultipartMessage(messageToClient);
}
}
}
}
}
public void Router_Dealer_Demonstrating_Messages_From_Publisher_To_Subscribers()
{
// NOTES
// 1. Use ThreadLocal<DealerSocket> where each thread has
// its own client DealerSocket to talk to server
// 2. Each thread can send using it own socket
// 3. Each thread socket is added to poller
const int delay = 500; // millis
var clientSocketPerThread = new ThreadLocal<DealerSocket>();
string endpoint;
using (var server = new RouterSocket("@tcp://127.0.0.1:0")) // If we specify 0, it will choose a random port for us.
{
endpoint = server.Options.LastEndpoint; // Lets us know which port was chosen.
Console.Write("Last endpoint, including port: {0}\n", server.Options.LastEndpoint);
using (var poller = new NetMQPoller())
{
// Start some threads, each with its own DealerSocket
// to talk to the server socket. Creates lots of sockets,
// but no nasty race conditions no shared state, each
// thread has its own socket, happy days.
for (int i = 0; i < 4; i++)
{
Task.Factory.StartNew(state =>
{
DealerSocket client = null;
if (!clientSocketPerThread.IsValueCreated)
{
client = new DealerSocket();
client.Options.Identity =
Encoding.Unicode.GetBytes(state.ToString());
client.Connect(endpoint);
//client.ReceiveReady += Client_ReceiveReady;
clientSocketPerThread.Value = client;
poller.Add(client);
}
else
{
client = clientSocketPerThread.Value;
}
Thread.Sleep(3000); // Wait until server is up.
client.SendFrame("Ping");
while (true)
{
Console.Write("Client {0}: Waiting for ping...\n", i);
// Work around "feature" of router/dealer: the publisher does not know the subscriber exists, until it
// sends at least one message which makes it necessary to open the connection. I believe this is a
// low-level feature of the TCP/IP transport.
var clientMessage = client.ReceiveMultipartMessage();
Console.WriteLine("======================================");
Console.WriteLine(" INCOMING CLIENT MESSAGE FROM SERVER");
Console.WriteLine("======================================");
PrintFrames("Server receiving", clientMessage);
}
},
string.Format("client {0}", i),
TaskCreationOptions.LongRunning);
}
// start the poller
poller.RunAsync();
// server loop
int sequenceNo = 0;
for (int i=0;i<10;i++)
{
NetMQMessage messageToServer = new NetMQMessage();
messageToServer.AppendEmptyFrame();
messageToServer.Append(sequenceNo.ToString());
sequenceNo++;
Console.WriteLine("======================================");
Console.WriteLine(" OUTGOING MESSAGE {0} TO CLIENTS ", sequenceNo);
Console.WriteLine("======================================");
PrintFrames("Client Sending", messageToServer);
server.SendMultipartMessage(messageToServer);
Thread.Sleep(delay);
}
Console.WriteLine("Finished.");
}
}
}
public void AddTwoSocketAfterRemoving()
{
using (var router1 = new RouterSocket())
using (var router2 = new RouterSocket())
using (var router3 = new RouterSocket())
using (var router4 = new RouterSocket())
using (var dealer1 = new DealerSocket())
using (var dealer2 = new DealerSocket())
using (var dealer3 = new DealerSocket())
using (var dealer4 = new DealerSocket())
using (var poller = new NetMQPoller { router1, router2 })
{
int port1 = router1.BindRandomPort("tcp://127.0.0.1");
int port2 = router2.BindRandomPort("tcp://127.0.0.1");
int port3 = router3.BindRandomPort("tcp://127.0.0.1");
int port4 = router4.BindRandomPort("tcp://127.0.0.1");
dealer1.Connect("tcp://127.0.0.1:" + port1);
dealer2.Connect("tcp://127.0.0.1:" + port2);
dealer3.Connect("tcp://127.0.0.1:" + port3);
dealer4.Connect("tcp://127.0.0.1:" + port4);
int router1Arrived = 0;
int router2Arrived = 0;
bool router3Arrived = false;
bool router4Arrived = false;
var signal1 = new ManualResetEvent(false);
var signal2 = new ManualResetEvent(false);
var signal3 = new ManualResetEvent(false);
var signal4 = new ManualResetEvent(false);
router1.ReceiveReady += (s, e) =>
{
router1Arrived++;
router1.SkipFrame(); // identity
router1.SkipFrame(); // message
poller.Remove(router1);
signal1.Set();
};
router2.ReceiveReady += (s, e) =>
{
router2Arrived++;
router2.SkipFrame(); // identity
router2.SkipFrame(); // message
if (router2Arrived == 1)
{
poller.Add(router3);
poller.Add(router4);
signal2.Set();
}
};
router3.ReceiveReady += (s, e) =>
{
router3.SkipFrame(); // identity
router3.SkipFrame(); // message
router3Arrived = true;
signal3.Set();
};
router4.ReceiveReady += (s, e) =>
{
router4.SkipFrame(); // identity
router4.SkipFrame(); // message
router4Arrived = true;
signal4.Set();
};
poller.RunAsync();
dealer1.SendFrame("1");
Assert.IsTrue(signal1.WaitOne(300));
dealer2.SendFrame("2");
Assert.IsTrue(signal2.WaitOne(300));
dealer3.SendFrame("3");
dealer4.SendFrame("4");
dealer2.SendFrame("2");
dealer1.SendFrame("1");
Assert.IsTrue(signal3.WaitOne(300));
Assert.IsTrue(signal4.WaitOne(300));
poller.Stop();
router1.SkipFrame();
bool more;
Assert.AreEqual("1", router1.ReceiveFrameString(out more));
Assert.IsFalse(more);
Assert.AreEqual(1, router1Arrived);
Assert.AreEqual(2, router2Arrived);
Assert.IsTrue(router3Arrived);
Assert.IsTrue(router4Arrived);
}
}
public void SimpleTimer()
{
// TODO it is not really clear what this test is actually testing -- maybe split it into a few smaller tests
using (var router = new RouterSocket())
using (var dealer = new DealerSocket())
using (var poller = new NetMQPoller { router })
{
int port = router.BindRandomPort("tcp://127.0.0.1");
dealer.Connect("tcp://127.0.0.1:" + port);
bool messageArrived = false;
router.ReceiveReady += (s, e) =>
{
Assert.IsFalse(messageArrived);
router.SkipFrame();
router.SkipFrame();
messageArrived = true;
};
bool timerTriggered = false;
int count = 0;
const int timerIntervalMillis = 100;
var timer = new NetMQTimer(TimeSpan.FromMilliseconds(timerIntervalMillis));
timer.Elapsed += (s, a) =>
{
// the timer should jump before the message
Assert.IsFalse(messageArrived);
timerTriggered = true;
timer.Enable = false;
count++;
};
poller.Add(timer);
poller.RunAsync();
Thread.Sleep(150);
dealer.SendFrame("hello");
Thread.Sleep(300);
poller.Stop();
Assert.IsTrue(messageArrived);
Assert.IsTrue(timerTriggered);
Assert.AreEqual(1, count);
}
}
public void AddSocketDuringWork()
{
using (var router1 = new RouterSocket())
using (var router2 = new RouterSocket())
using (var dealer1 = new DealerSocket())
using (var dealer2 = new DealerSocket())
using (var poller = new NetMQPoller { router1 })
{
int port1 = router1.BindRandomPort("tcp://127.0.0.1");
int port2 = router2.BindRandomPort("tcp://127.0.0.1");
dealer1.Connect("tcp://127.0.0.1:" + port1);
dealer2.Connect("tcp://127.0.0.1:" + port2);
bool router1Arrived = false;
bool router2Arrived = false;
var signal1 = new ManualResetEvent(false);
var signal2 = new ManualResetEvent(false);
router1.ReceiveReady += (s, e) =>
{
router1.SkipFrame();
router1.SkipFrame();
router1Arrived = true;
poller.Add(router2);
signal1.Set();
};
router2.ReceiveReady += (s, e) =>
{
router2.SkipFrame();
router2.SkipFrame();
router2Arrived = true;
signal2.Set();
};
poller.RunAsync();
dealer1.SendFrame("1");
Assert.IsTrue(signal1.WaitOne(300));
dealer2.SendFrame("2");
Assert.IsTrue(signal2.WaitOne(300));
poller.Stop();
Assert.IsTrue(router1Arrived);
Assert.IsTrue(router2Arrived);
}
}
public void NativeSocket()
{
using (var streamServer = new StreamSocket())
using (var socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp))
{
int port = streamServer.BindRandomPort("tcp://*");
socket.Connect("127.0.0.1", port);
var buffer = new byte[] { 1 };
socket.Send(buffer);
byte[] identity = streamServer.ReceiveFrameBytes();
byte[] message = streamServer.ReceiveFrameBytes();
Assert.AreEqual(buffer[0], message[0]);
var socketSignal = new ManualResetEvent(false);
using (var poller = new NetMQPoller())
{
poller.Add(socket, s =>
{
socket.Receive(buffer);
socketSignal.Set();
// removing the socket
poller.Remove(socket);
});
poller.RunAsync();
// no message is waiting for the socket so it should fail
Assert.IsFalse(socketSignal.WaitOne(100));
// sending a message back to the socket
streamServer.SendMoreFrame(identity).SendFrame("a");
Assert.IsTrue(socketSignal.WaitOne(100));
socketSignal.Reset();
// sending a message back to the socket
streamServer.SendMoreFrame(identity).SendFrame("a");
// we remove the native socket so it should fail
Assert.IsFalse(socketSignal.WaitOne(100));
poller.Stop();
}
}
}
public void TestPollerDispose()
{
const int timerIntervalMillis = 10;
var timer = new NetMQTimer(TimeSpan.FromMilliseconds(timerIntervalMillis));
var signal = new ManualResetEvent(false);
var count = 0;
timer.Elapsed += (s, a) =>
{
if (count++ == 5)
signal.Set();
};
NetMQPoller poller;
using (poller = new NetMQPoller { timer })
{
poller.RunAsync();
Assert.IsTrue(signal.WaitOne(500));
Assert.IsTrue(poller.IsRunning);
Assert.Throws<InvalidOperationException>(() => poller.Run());
}
Assert.IsFalse(poller.IsRunning);
Assert.Throws<ObjectDisposedException>(() => poller.Run());
Assert.Throws<ObjectDisposedException>(() => poller.Stop());
Assert.Throws<ObjectDisposedException>(() => poller.Add(timer));
Assert.Throws<ObjectDisposedException>(() => poller.Remove(timer));
}
