public void RemoveConnectedService()
{
IMessagingSystemFactory aServiceMessaging = new TcpMessagingSystemFactory();
IMessagingSystemFactory aLocalMessaging = new SynchronousMessagingSystemFactory();
// Create services.
TService aService1 = new TService(aServiceMessaging, "tcp://127.0.0.1:8097/");
TService aService2 = new TService(aServiceMessaging, "tcp://127.0.0.1:8098/");
// Create the backup router.
IBackupConnectionRouterFactory aBackupRouterFactory = new BackupConnectionRouterFactory(aServiceMessaging);
IBackupConnectionRouter aBackupRouter = aBackupRouterFactory.CreateBackupConnectionRouter();
List <RedirectEventArgs> aRedirections = new List <RedirectEventArgs>();
AutoResetEvent aFailedRedirectionsCompleted = new AutoResetEvent(false);
int aFailedRedirections = 0;
aBackupRouter.AllRedirectionsFailed += (x, y) =>
{
++aFailedRedirections;
if (aFailedRedirections == 2)
{
aFailedRedirectionsCompleted.Set();
}
};
aBackupRouter.AddReceivers(new string[] { "tcp://127.0.0.1:8097/", "tcp://127.0.0.1:8098/" });
IDuplexInputChannel aBackupRouterInputChannel = aLocalMessaging.CreateDuplexInputChannel("BackupRouter");
aBackupRouter.AttachDuplexInputChannel(aBackupRouterInputChannel);
// Create clients connected to the backup router.
TClient aClient1 = new TClient(aLocalMessaging, "BackupRouter");
TClient aClient2 = new TClient(aLocalMessaging, "BackupRouter");
try
{
// Start both services.
aService1.myInputChannel.StartListening();
aService2.myInputChannel.StartListening();
// Connect client 1 and 2.
aClient1.myOutputChannel.OpenConnection();
aClient2.myOutputChannel.OpenConnection();
Thread.Sleep(300);
Assert.AreEqual(2, aService1.myConnectedClients.Count);
// Remove service1 from available services.
aBackupRouter.RemoveReceiver(aService1.myInputChannel.ChannelId);
// Give some time to redirect clients to service 2.
Thread.Sleep(1000);
// Send the request message. - the router reopen the connection when the message is sent.
aClient1.myOutputChannel.SendMessage("Hello from 1");
aClient1.myResponseMessageReceived.WaitOne();
aClient2.myOutputChannel.SendMessage("Hello from 2");
aClient2.myResponseMessageReceived.WaitOne();
Assert.AreEqual(2, aService2.myReceivedMessages.Count);
Assert.AreEqual("Hello from 1", aService2.myReceivedMessages[0]);
Assert.AreEqual("Hello from 2", aService2.myReceivedMessages[1]);
Assert.AreEqual(1, aClient1.myReceivedResponses.Count);
Assert.AreEqual(1, aClient2.myReceivedResponses.Count);
Assert.AreEqual("Response for Hello from 1", aClient1.myReceivedResponses[0]);
Assert.AreEqual("Response for Hello from 2", aClient2.myReceivedResponses[0]);
}
finally
{
aBackupRouter.RemoveAllReceivers();
aClient1.Dispose();
aClient2.Dispose();
aService1.Dispose();
aService2.Dispose();
}
}
public void SendMessageReceiveResponse()
{
IMessagingSystemFactory aServiceMessaging = new TcpMessagingSystemFactory();
IMessagingSystemFactory aLocalMessaging = new SynchronousMessagingSystemFactory();
// Create services.
TService aService1 = new TService(aServiceMessaging, "tcp://127.0.0.1:8097/");
TService aService2 = new TService(aServiceMessaging, "tcp://127.0.0.1:8098/");
// Create the backup router.
IBackupConnectionRouterFactory aBackupRouterFactory = new BackupConnectionRouterFactory(aServiceMessaging);
IBackupConnectionRouter aBackupRouter = aBackupRouterFactory.CreateBackupConnectionRouter();
List <RedirectEventArgs> aRedirections = new List <RedirectEventArgs>();
AutoResetEvent aRedirectionEvent = new AutoResetEvent(false);
aBackupRouter.ConnectionRedirected += (x, y) =>
{
lock (aRedirections)
{
aRedirections.Add(y);
aRedirectionEvent.Set();
}
};
aBackupRouter.AddReceivers(new string[] { "tcp://127.0.0.1:8097/", "tcp://127.0.0.1:8098/" });
Assert.AreEqual(2, aBackupRouter.AvailableReceivers.Count());
IDuplexInputChannel aBackupRouterInputChannel = aLocalMessaging.CreateDuplexInputChannel("BackupRouter");
aBackupRouter.AttachDuplexInputChannel(aBackupRouterInputChannel);
// Create clients connected to the backup router.
TClient aClient1 = new TClient(aLocalMessaging, "BackupRouter");
TClient aClient2 = new TClient(aLocalMessaging, "BackupRouter");
try
{
// Start both services.
aService1.myInputChannel.StartListening();
aService2.myInputChannel.StartListening();
// Connect client 1.
aClient1.myOutputChannel.OpenConnection();
Thread.Sleep(300);
Assert.AreEqual(1, aService1.myConnectedClients.Count);
// Disconnect client 1.
aClient1.myOutputChannel.CloseConnection();
Thread.Sleep(300);
Assert.AreEqual(0, aService1.myConnectedClients.Count);
// Connect client 1 and 2.
EneterTrace.Info("Client1 opens connection.");
aClient1.myOutputChannel.OpenConnection();
EneterTrace.Info("Client2 opens connection.");
aClient2.myOutputChannel.OpenConnection();
Thread.Sleep(300);
Assert.AreEqual(2, aService1.myConnectedClients.Count);
// Stop service 1.
aService1.myInputChannel.StopListening();
aService1.myConnectedClients.Clear();
aRedirectionEvent.WaitOne();
aRedirectionEvent.WaitOne();
// Give some time until the service has connections.
Thread.Sleep(500);
Assert.AreEqual(2, aService2.myConnectedClients.Count);
// Start service 1 again and stop Service 2.
aService1.myInputChannel.StartListening();
aService2.myInputChannel.StopListening();
aService2.myConnectedClients.Clear();
aRedirectionEvent.WaitOne();
aRedirectionEvent.WaitOne();
// Give some time until the service has connections.
Thread.Sleep(300);
Assert.AreEqual(2, aService1.myConnectedClients.Count);
aService2.myInputChannel.StartListening();
// Send the request message.
aClient1.myOutputChannel.SendMessage("Hello from 1");
aClient1.myResponseMessageReceived.WaitOne();
aClient2.myOutputChannel.SendMessage("Hello from 2");
aClient2.myResponseMessageReceived.WaitOne();
Assert.AreEqual(2, aService1.myReceivedMessages.Count);
Assert.AreEqual(0, aService2.myReceivedMessages.Count);
Assert.AreEqual("Hello from 1", aService1.myReceivedMessages[0]);
Assert.AreEqual("Hello from 2", aService1.myReceivedMessages[1]);
Assert.AreEqual(1, aClient1.myReceivedResponses.Count);
Assert.AreEqual(1, aClient2.myReceivedResponses.Count);
Assert.AreEqual("Response for Hello from 1", aClient1.myReceivedResponses[0]);
Assert.AreEqual("Response for Hello from 2", aClient2.myReceivedResponses[0]);
}
finally
{
aBackupRouter.RemoveAllReceivers();
aClient1.Dispose();
aClient2.Dispose();
aService1.Dispose();
aService2.Dispose();
}
}