public void ValidateUdpPubSubConnectionNetworkMessagePublishMulticast() { //Arrange var localhost = GetFirstNic(); Assert.IsNotNull(localhost, "localhost is null"); Assert.IsNotNull(localhost.Address, "localhost.Address is null"); //create publisher configuration object with modified port string configurationFile = Utils.GetAbsoluteFilePath(PublisherConfigurationFileName, true, true, false); PubSubConfigurationDataType publisherConfiguration = UaPubSubConfigurationHelper.LoadConfiguration(configurationFile); Assert.IsNotNull(publisherConfiguration, "publisherConfiguration is null"); IPAddress multicastIPAddress = new IPAddress(new byte[4] { 239, 0, 0, 1 }); Assert.IsNotNull(multicastIPAddress, "multicastIPAddress is null"); NetworkAddressUrlDataType publisherAddress = new NetworkAddressUrlDataType(); publisherAddress.Url = "opc.udp://" + multicastIPAddress.ToString() + ":4840"; publisherConfiguration.Connections[0].Address = new ExtensionObject(publisherAddress); //create publisher UaPubSubApplication with changed configuration settings UaPubSubApplication publisherApplication = UaPubSubApplication.Create(publisherConfiguration); Assert.IsNotNull(publisherApplication, "publisherApplication is null"); UdpPubSubConnection publisherConnection = publisherApplication.PubSubConnections.First() as UdpPubSubConnection; Assert.IsNotNull(publisherConnection, "publisherConnection is null"); // will signal that the uadp message was received from local ip m_shutdownEvent = new ManualResetEvent(false); //setup uadp client for receiving from multicast (simulate a subscriber multicast) UdpClient udpMulticastClient = new UdpClientMulticast(localhost.Address, multicastIPAddress, 4840); udpMulticastClient.BeginReceive(new AsyncCallback(OnReceive), udpMulticastClient); // prepare a network message WriterGroupDataType writerGroup0 = publisherConnection.PubSubConnectionConfiguration.WriterGroups.First(); IList <UaNetworkMessage> networkMessages = publisherConnection.CreateNetworkMessages(writerGroup0); Assert.IsNotNull(networkMessages, "connection.CreateNetworkMessages shall not return null"); //Act publisherConnection.Start(); if (networkMessages != null) { foreach (UaNetworkMessage uaNetworkMessage in networkMessages) { if (uaNetworkMessage != null) { publisherConnection.PublishNetworkMessage(uaNetworkMessage); } } } //Assert if (!m_shutdownEvent.WaitOne(EstimatedPublishingTime)) { Assert.Fail("The UADP message was not received"); } publisherConnection.Stop(); udpMulticastClient.Close(); udpMulticastClient.Dispose(); }
public void ValidateUdpPubSubConnectionNetworkMessagePublishUnicast() { //Arrange var localhost = GetFirstNic(); Assert.IsNotNull(localhost, "localhost is null"); Assert.IsNotNull(localhost.Address, "localhost.Address is null"); //create publisher configuration object with modified port string configurationFile = Utils.GetAbsoluteFilePath(PublisherConfigurationFileName, true, true, false); PubSubConfigurationDataType publisherConfiguration = UaPubSubConfigurationHelper.LoadConfiguration(configurationFile); Assert.IsNotNull(publisherConfiguration, "publisherConfiguration is null"); Assert.Greater(publisherConfiguration.Connections.Count, 1, "publisherConfiguration.Connection should be > 0"); IPAddress unicastIPAddress = localhost.Address; Assert.IsNotNull(unicastIPAddress, "unicastIPAddress is null"); NetworkAddressUrlDataType publisherAddress = new NetworkAddressUrlDataType(); publisherAddress.Url = string.Format(UdpUrlFormat, Utils.UriSchemeOpcUdp, unicastIPAddress.ToString()); publisherConfiguration.Connections.First().Address = new ExtensionObject(publisherAddress); //create publisher UaPubSubApplication with changed configuration settings UaPubSubApplication publisherApplication = UaPubSubApplication.Create(publisherConfiguration); Assert.IsNotNull(publisherApplication, "publisherApplication is null"); UdpPubSubConnection publisherConnection = publisherApplication.PubSubConnections.First() as UdpPubSubConnection; Assert.IsNotNull(publisherConnection, "publisherConnection is null"); // will signal that the uadp message was received from local ip m_shutdownEvent = new ManualResetEvent(false); //setup uadp client for receiving from multicast (simulate a subscriber unicast) UdpClient udpUnicastClient = new UdpClientUnicast(localhost.Address, DiscoveryPortNo); Assert.IsNotNull(udpUnicastClient, "udpUnicastClient is null"); udpUnicastClient.BeginReceive(new AsyncCallback(OnReceive), udpUnicastClient); // prepare a network message WriterGroupDataType writerGroup0 = publisherConnection.PubSubConnectionConfiguration.WriterGroups.First(); Assert.IsNotNull(writerGroup0, "writerGroup0 is null"); System.Collections.Generic.IList <UaNetworkMessage> networkMessages = publisherConnection.CreateNetworkMessages(writerGroup0, new WriterGroupPublishState()); Assert.IsNotNull(networkMessages, "connection.CreateNetworkMessages shall not return null"); //Act publisherConnection.Start(); if (networkMessages != null) { foreach (UaNetworkMessage uaNetworkMessage in networkMessages) { if (uaNetworkMessage != null) { publisherConnection.PublishNetworkMessage(uaNetworkMessage); } } } //Assert bool noMessageReceived = false; if (!m_shutdownEvent.WaitOne(EstimatedPublishingTime)) { noMessageReceived = true; } publisherConnection.Stop(); udpUnicastClient.Close(); udpUnicastClient.Dispose(); if (noMessageReceived == true) { Assert.Fail("The UDP message was not received"); } }
public void ValidateUdpPubSubConnectionNetworkMessageDiscoveryPublish() { //Arrange var localhost = GetFirstNic(); Assert.IsNotNull(localhost, "localhost is null"); Assert.IsNotNull(localhost.Address, "localhost.Address is null"); //create publisher configuration object with modified port string configurationFile = Utils.GetAbsoluteFilePath(m_publisherConfigurationFileName, true, true, false); PubSubConfigurationDataType publisherConfiguration = UaPubSubConfigurationHelper.LoadConfiguration(configurationFile); Assert.IsNotNull(publisherConfiguration, "publisherConfiguration is null"); Assert.Greater(publisherConfiguration.Connections.Count, 1, "publisherConfiguration.Connection should be > 0"); //discovery IP adress 224.0.2.14 IPAddress[] multicastIPAddresses = Dns.GetHostAddresses(kUdpDiscoveryIp); IPAddress multicastIPAddress = multicastIPAddresses.First(); Assert.IsNotNull(multicastIPAddress, "multicastIPAddress is null"); NetworkAddressUrlDataType publisherAddress = new NetworkAddressUrlDataType(); publisherAddress.Url = string.Format(kUdpUrlFormat, Utils.UriSchemeOpcUdp, multicastIPAddress.ToString()); publisherConfiguration.Connections[0].Address = new ExtensionObject(publisherAddress); //create publisher UaPubSubApplication with changed configuration settings UaPubSubApplication publisherApplication = UaPubSubApplication.Create(publisherConfiguration); Assert.IsNotNull(publisherApplication, "publisherApplication is null"); UdpPubSubConnection publisherConnection = publisherApplication.PubSubConnections.First() as UdpPubSubConnection; Assert.IsNotNull(publisherConnection, "publisherConnection is null"); // will signal that the uadp message was received from local ip m_shutdownEvent = new ManualResetEvent(false); //setup uadp client for receiving from multicast (simulate a subscriber multicast) UdpClient udpMulticastClient = new UdpClientMulticast(localhost.Address, multicastIPAddress, kDiscoveryPortNo); udpMulticastClient.BeginReceive(new AsyncCallback(OnReceive), udpMulticastClient); // prepare a network message WriterGroupDataType writerGroup0 = publisherConnection.PubSubConnectionConfiguration.WriterGroups.First(); List <UInt16> dataSetWriterIds = new List <UInt16>(); foreach (DataSetWriterDataType dataSetWriterDataType in writerGroup0.DataSetWriters) { dataSetWriterIds.Add(dataSetWriterDataType.DataSetWriterId); } IList <UaNetworkMessage> networkMessages = publisherConnection.CreateDataSetMetaDataNetworkMessages(dataSetWriterIds.ToArray()); Assert.IsNotNull(networkMessages, "connection.CreateNetworkMessages shall not return null"); //Act publisherConnection.Start(); if (networkMessages != null) { foreach (UaNetworkMessage uaNetworkMessage in networkMessages) { if (uaNetworkMessage != null) { publisherConnection.PublishNetworkMessage(uaNetworkMessage); } } } //Assert bool noMessageReceived = false; if (!m_shutdownEvent.WaitOne(kEstimatedPublishingTime)) { noMessageReceived = true; } publisherConnection.Stop(); udpMulticastClient.Close(); udpMulticastClient.Dispose(); if (noMessageReceived) { Assert.Fail("The UDP message was not received"); } }