/// <summary> /// Performs a synchronous connect to the message broker with an optional username and password /// for the purposes of authentication. /// </summary> /// <param name="username">Optionally the username to authenticate as.</param> /// <param name="password">Optionally the password to authenticate with.</param> public ConnectionState Connect(string username = null, string password = null) { Log.Debug(m => m("Initiating connection to broker '{0}', port '{1}' using Client Identifier '{2}'", server, port, clientIdentifier)); if (username != null) { Log.Info(m => m("Authenticating with username '{0}' and password '{0}'", username, password)); if (username.Trim().Length > Constants.RecommendedMaxUsernamePasswordLength) { Log.Warn(m => m("Username length ({0}) exceeds the max recommended in the MQTT spec. ", username.Trim().Length)); } if (password != null && password.Trim().Length > Constants.RecommendedMaxUsernamePasswordLength) { Log.Warn(m => m("Password length ({0}) exceeds the max recommended in the MQTT spec. ", password.Trim().Length)); } } var connectMessage = GetConnectMessage(username, password); connectionHandler = new SynchronousMqttConnectionHandler(); // TODO: Get Get timeout from config or ctor or elsewhere. keepAlive = new MqttConnectionKeepAlive(connectionHandler, 30); publishingManager = new PublishingManager(connectionHandler); subscriptionsManager = new SubscriptionsManager(connectionHandler, publishingManager); messageLogger = new MessageLogger(connectionHandler); return(connectionHandler.Connect(this.server, this.port, connectMessage)); }
public void CtorRegistersForAllSentMessages() { var chMock = new Mock<IMqttConnectionHandler>(); // mock the call to register and save the callback for later. chMock.Setup((x) => x.RegisterForAllSentMessages(It.IsAny<Func<MqttMessage, bool>>())); MqttConnectionKeepAlive ka = new MqttConnectionKeepAlive(chMock.Object, 60); chMock.VerifyAll(); ka.Dispose(); }
public void DisposeUnRegistersForPingResponse() { var chMock = new Mock<IMqttConnectionHandler>(); // mock the call to register and save the callback for later. chMock.Setup((x) => x.UnRegisterForMessage(MqttMessageType.PingResponse, It.IsAny<Func<MqttMessage, bool>>())); MqttConnectionKeepAlive ka = new MqttConnectionKeepAlive(chMock.Object, 60); ka.Dispose(); chMock.VerifyAll(); }
/// <summary> /// Performs a synchronous connect to the message broker. /// </summary> public ConnectionState Connect() { MqttConnectMessage connectMessage = GetConnectMessage(); connectionHandler = new SynchronousMqttConnectionHandler(); // TODO: Get Get timeout from config or ctor or elsewhere. keepAlive = new MqttConnectionKeepAlive(connectionHandler, 30); subscriptionsManager = new SubscriptionsManager(connectionHandler); messageLogger = new MessageLogger(connectionHandler); publishingManager = new PublishingManager(connectionHandler, HandlePublishMessage); return(connectionHandler.Connect(this.server, this.port, connectMessage)); }
public void PingRequestFromBrokerCausesPingResponse() { Func<MqttMessage, bool> pingReqCallback = null; var chMock = new Mock<IMqttConnectionHandler>(); chMock.Setup((x) => x.SendMessage(It.IsAny<MqttPingResponseMessage>())); chMock.Setup((x) => x.RegisterForMessage(MqttMessageType.PingRequest, It.IsAny<Func<MqttMessage, bool>>())) .Callback((MqttMessageType mt, Func<MqttMessage, bool> cb) => pingReqCallback = cb); MqttConnectionKeepAlive ka = new MqttConnectionKeepAlive(chMock.Object, 1); pingReqCallback(new MqttPingRequestMessage()); ka.Dispose(); // verify that we did actually send a ping request. chMock.VerifyAll(); }
public void PingReceiveDoesNotStopPingRequest() { Func<MqttMessage, bool> pingRespCallback = null; var chMock = new Mock<IMqttConnectionHandler>(); // mock the call to Send chMock.Setup((x) => x.SendMessage(It.IsAny<MqttPingRequestMessage>())); chMock.Setup((x) => x.RegisterForMessage(MqttMessageType.PingResponse, It.IsAny<Func<MqttMessage, bool>>())) .Callback((MqttMessageType mt, Func<MqttMessage, bool> cb) => pingRespCallback = cb); MqttConnectionKeepAlive ka = new MqttConnectionKeepAlive(chMock.Object, 1); System.Threading.Thread.Sleep(800); pingRespCallback(new MqttPingResponseMessage()); // fake that we received a ping response from the broker. System.Threading.Thread.Sleep(300); ka.Dispose(); // verify that we did actually send a ping request. chMock.VerifyAll(); }
public void SendPingRequestDoesNotOccurWhenOtherMessageSent() { Func<MqttMessage, bool> sendCallback = null; var chMock = new Mock<IMqttConnectionHandler>(); // mock the call to Send chMock.Setup((x) => x.SendMessage(It.IsAny<MqttPingRequestMessage>())); chMock.Setup((x) => x.RegisterForAllSentMessages(It.IsAny < Func<MqttMessage, bool>>())) .Callback((Func<MqttMessage, bool> regSendCallback) => sendCallback = regSendCallback); MqttConnectionKeepAlive ka = new MqttConnectionKeepAlive(chMock.Object, 1); System.Threading.Thread.Sleep(800); sendCallback(new MqttSubscribeAckMessage()); // fake that something was sent System.Threading.Thread.Sleep(300); // 1.3s should have passed, and we should not have had a send operation occur because we faked // a send operation to the callback. // Ie. SendMessage (first expectation we set on the mock) should not have been called. ka.Dispose(); // verify it wasn't called. chMock.Verify((x) => x.SendMessage(It.IsAny<MqttPingRequestMessage>()), Times.Never()); }
public void SendInactivityCausesPingRequest() { var chMock = new Mock<IMqttConnectionHandler>(); // mock the call to Send chMock.Setup((x) => x.SendMessage(It.IsAny<MqttPingRequestMessage>())); // initiate the keepalive connection, then sleep for a few ms, to allow the timer to execute MqttConnectionKeepAlive ka = new MqttConnectionKeepAlive(chMock.Object, 0); System.Threading.Thread.Sleep(1000); chMock.VerifyAll(); ka.Dispose(); }