public void ValidateUadpPubSubConnectionNetworkMessagePublishUnicast()
{
//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
PubSubConfigurationDataType publisherConfiguration = UaPubSubConfigurationHelper.LoadConfiguration(PublisherConfigurationFileName);
Assert.IsNotNull(publisherConfiguration, "publisherConfiguration is null");
IPAddress unicastIPAddress = localhost.Address;
Assert.IsNotNull(unicastIPAddress, "unicastIPAddress is null");
NetworkAddressUrlDataType publisherAddress = new NetworkAddressUrlDataType();
publisherAddress.Url = "opc.udp://" + unicastIPAddress.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");
UadpPubSubConnection publisherConnection = publisherApplication.PubSubConnections[0] as UadpPubSubConnection;
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, 4840);
Assert.IsNotNull(udpUnicastClient, "udpUnicastClient is null");
udpUnicastClient.BeginReceive(new AsyncCallback(OnReceive), udpUnicastClient);
// prepare a network message
WriterGroupDataType writerGroup0 = publisherConnection.PubSubConnectionConfiguration.WriterGroups[0];
UaNetworkMessage networkMessage = publisherConnection.CreateNetworkMessage(writerGroup0);
//Act
publisherConnection.Start();
publisherConnection.PublishNetworkMessage(networkMessage);
//Assert
if (!m_shutdownEvent.WaitOne(EstimatedPublishingTime))
{
Assert.Fail("The UADP message was not received");
}
publisherConnection.Stop();
udpUnicastClient.Close();
udpUnicastClient.Dispose();
}
public void ValidateUadpPubSubConnectionNetworkMessageReceiveFromUnicast()
{
// Arrange
var localhost = GetFirstNic();
Assert.IsNotNull(localhost, "localhost is null");
Assert.IsNotNull(localhost.Address, "localhost.Address is null");
PubSubConfigurationDataType subscriberConfiguration = UaPubSubConfigurationHelper.LoadConfiguration(SubscriberConfigurationFileName);
Assert.IsNotNull(subscriberConfiguration, "subscriberConfiguration is null");
NetworkAddressUrlDataType subscriberAddress = new NetworkAddressUrlDataType();
subscriberAddress.Url = "opc.udp://" + localhost.Address.ToString() + ":4840";
subscriberConfiguration.Connections[0].Address = new ExtensionObject(subscriberAddress);
UaPubSubApplication subscriberApplication = UaPubSubApplication.Create(subscriberConfiguration);
Assert.IsNotNull(subscriberApplication, "subscriberApplication is null");
UadpPubSubConnection subscriberConnection = subscriberApplication.PubSubConnections[0] as UadpPubSubConnection;
Assert.IsNotNull(subscriberConnection, "subscriberConnection is null");
subscriberConnection.UadpMessageReceived += DataReceived;
PubSubConfigurationDataType publisherConfiguration = UaPubSubConfigurationHelper.LoadConfiguration(PublisherConfigurationFileName);
Assert.IsNotNull(publisherConfiguration, "publisherConfiguration is null");
NetworkAddressUrlDataType publisherAddress = new NetworkAddressUrlDataType();
publisherAddress.Url = "opc.udp://" + localhost.Address.ToString() + ":4840";
publisherConfiguration.Connections[0].Address = new ExtensionObject(publisherAddress);
UaPubSubApplication publisherApplication = UaPubSubApplication.Create(publisherConfiguration);
Assert.IsNotNull(publisherApplication, "publisherApplication is null");
UadpPubSubConnection publisherConnection = publisherApplication.PubSubConnections[0] as UadpPubSubConnection;
Assert.IsNotNull(publisherConnection, "publisherConnection is null");
//Act
subscriberConnection.Start();
m_shutdownEvent = new ManualResetEvent(false);
// physical network ip is mandatory on UdpClientUnicast as parameter
UdpClient udpUnicastClient = new UdpClientUnicast(localhost.Address, 4840);
Assert.IsNotNull(udpUnicastClient, "udpUnicastClient is null");
// first physical network ip = unicast address ip
IPEndPoint remoteEndPoint = new IPEndPoint(localhost.Address, 4840);
Assert.IsNotNull(remoteEndPoint, "remoteEndPoint is null");
m_sentBytes = PrepareData(publisherConnection);
int sentBytesLen = udpUnicastClient.Send(m_sentBytes, m_sentBytes.Length, remoteEndPoint);
Assert.AreEqual(sentBytesLen, m_sentBytes.Length, "Sent bytes size not equal to published bytes size!");
Thread.Sleep(EstimatedPublishingTime);
// Assert
if (!m_shutdownEvent.WaitOne(EstimatedPublishingTime))
{
Assert.Fail("Subscriber unicast error ... published data not received");
}
subscriberConnection.Stop();
}
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 ValidateUdpPubSubConnectionNetworkMessageReceiveFromUnicast()
{
// Arrange
var localhost = GetFirstNic();
Assert.IsNotNull(localhost, "localhost is null");
Assert.IsNotNull(localhost.Address, "localhost.Address is null");
string configurationFile = Utils.GetAbsoluteFilePath(m_subscriberConfigurationFileName, true, true, false);
PubSubConfigurationDataType subscriberConfiguration = UaPubSubConfigurationHelper.LoadConfiguration(configurationFile);
Assert.IsNotNull(subscriberConfiguration, "subscriberConfiguration is null");
NetworkAddressUrlDataType subscriberAddress = new NetworkAddressUrlDataType();
subscriberAddress.Url = string.Format(kUdpUrlFormat, Utils.UriSchemeOpcUdp, localhost.Address.ToString());
subscriberConfiguration.Connections.First().Address = new ExtensionObject(subscriberAddress);
UaPubSubApplication subscriberApplication = UaPubSubApplication.Create(subscriberConfiguration);
Assert.IsNotNull(subscriberApplication, "subscriberApplication is null");
UdpPubSubConnection subscriberConnection = subscriberApplication.PubSubConnections[0] as UdpPubSubConnection;
Assert.IsNotNull(subscriberConnection, "subscriberConnection is null");
subscriberApplication.RawDataReceived += RawDataReceived;
configurationFile = Utils.GetAbsoluteFilePath(m_publisherConfigurationFileName, true, true, false);
PubSubConfigurationDataType publisherConfiguration = UaPubSubConfigurationHelper.LoadConfiguration(configurationFile);
Assert.IsNotNull(publisherConfiguration, "publisherConfiguration is null");
NetworkAddressUrlDataType publisherAddress = new NetworkAddressUrlDataType();
publisherAddress.Url = string.Format(kUdpUrlFormat, Utils.UriSchemeOpcUdp, localhost.Address.ToString());
publisherConfiguration.Connections.First().Address = new ExtensionObject(publisherAddress);
UaPubSubApplication publisherApplication = UaPubSubApplication.Create(publisherConfiguration);
Assert.IsNotNull(publisherApplication, "publisherApplication is null");
UdpPubSubConnection publisherConnection = publisherApplication.PubSubConnections.First() as UdpPubSubConnection;
Assert.IsNotNull(publisherConnection, "publisherConnection is null");
//Act
subscriberConnection.Start();
m_shutdownEvent = new ManualResetEvent(false);
// physical network ip is mandatory on UdpClientUnicast as parameter
UdpClient udpUnicastClient = new UdpClientUnicast(localhost.Address, kDiscoveryPortNo);
Assert.IsNotNull(udpUnicastClient, "udpUnicastClient is null");
// first physical network ip = unicast address ip
IPEndPoint remoteEndPoint = new IPEndPoint(localhost.Address, kDiscoveryPortNo);
Assert.IsNotNull(remoteEndPoint, "remoteEndPoint is null");
m_sentBytes = PrepareData(publisherConnection);
int sentBytesLen = udpUnicastClient.Send(m_sentBytes, m_sentBytes.Length, remoteEndPoint);
Assert.AreEqual(sentBytesLen, m_sentBytes.Length, "Sent bytes size not equal to published bytes size!");
Thread.Sleep(kEstimatedPublishingTime);
// Assert
if (!m_shutdownEvent.WaitOne(kEstimatedPublishingTime))
{
Assert.Fail("Subscriber unicast error ... published data not received");
}
subscriberConnection.Stop();
}