public void Execute()
{
TaskUtil.Await(ExecuteAsync);
}
public void Dispose() => TaskUtil.Await(_harness.Stop);
public bool Stop(HostControl hostControl)
{
_logger.Info("Stopping bus...");
TaskUtil.Await(() => _busControl.StopAsync(TimeSpan.FromSeconds(30)));
return(true);
}
/// <summary>
/// Await a task in a test method that is not asynchronous, such as a test fixture setup
/// </summary>
/// <param name="taskFactory"></param>
/// <param name="cancellationToken"></param>
protected T Await <T>(Func <Task <T> > taskFactory, CancellationToken cancellationToken)
{
return(TaskUtil.Await(taskFactory, cancellationToken));
}
/// <summary>
/// Stop a bus, throwing an exception if the bus does not stop
/// </summary>
/// <param name="handle">The bus handle</param>
public static void Stop(this BusHandle handle)
{
TaskUtil.Await(() => handle.StopAsync());
}
/// <summary>
/// Await a task in a test method that is not asynchronous, such as a test fixture setup
/// </summary>
/// <param name="taskFactory"></param>
protected void Await(Func <Task> taskFactory)
{
TaskUtil.Await(taskFactory, CancellationToken.None);
}
/// <summary>
/// Await a task in a test method that is not asynchronous, such as a test fixture setup
/// </summary>
/// <param name="taskFactory"></param>
/// <param name="cancellationToken"></param>
protected void Await(Func <Task> taskFactory, CancellationToken cancellationToken)
{
TaskUtil.Await(taskFactory, cancellationToken);
}
public BusHandle Start()
{
return(TaskUtil.Await(() => _bus.StartAsync()));
}
static void Main()
{
ConfigureLogger();
// MassTransit to use Log4Net
Log4NetLogger.Use();
IBusControl busControl = CreateBus();
TaskUtil.Await(() => busControl.StartAsync());
string validateQueueName = ConfigurationManager.AppSettings["ValidateActivityQueue"];
Uri validateAddress = _host.GetSendAddress(validateQueueName);
string retrieveQueueName = ConfigurationManager.AppSettings["RetrieveActivityQueue"];
Uri retrieveAddress = _host.GetSendAddress(retrieveQueueName);
try
{
for (;;)
{
Console.Write("Enter an address (quit exits): ");
string requestAddress = Console.ReadLine();
if (requestAddress == "quit")
{
break;
}
if (string.IsNullOrEmpty(requestAddress))
{
requestAddress = "http://www.microsoft.com/index.html";
}
int limit = 1;
if (requestAddress.All(x => char.IsDigit(x) || char.IsPunctuation(x)))
{
string[] values = requestAddress.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
requestAddress = values[0];
if (values.Length > 1)
{
limit = int.Parse(values[1]);
Console.WriteLine("Sending {0}", limit);
}
}
switch (requestAddress)
{
case "0":
requestAddress = "http://www.microsoft.com/index.html";
break;
case "1":
requestAddress = "http://i.imgur.com/Iroma7d.png";
break;
case "2":
requestAddress = "http://i.imgur.com/NK8eZUe.jpg";
break;
}
Uri requestUri;
try
{
requestUri = new Uri(requestAddress);
}
catch (UriFormatException)
{
Console.WriteLine("The URL entered is invalid: " + requestAddress);
continue;
}
IEnumerable <Task> tasks = Enumerable.Range(0, limit).Select(x => Task.Run(async() =>
{
var builder = new RoutingSlipBuilder(NewId.NextGuid());
builder.AddActivity("Validate", validateAddress);
builder.AddActivity("Retrieve", retrieveAddress);
builder.SetVariables(new
{
RequestId = NewId.NextGuid(),
Address = requestUri,
});
RoutingSlip routingSlip = builder.Build();
await busControl.Publish <RoutingSlipCreated>(new
{
TrackingNumber = routingSlip.TrackingNumber,
Timestamp = routingSlip.CreateTimestamp,
});
await busControl.Execute(routingSlip);
}));
Task.WaitAll(tasks.ToArray());
}
}
catch (Exception ex)
{
Console.WriteLine("Exception!!! OMG!!! {0}", ex);
Console.ReadLine();
}
finally
{
busControl.Stop();
}
}
public void Kill()
{
TaskUtil.Await(() => SagaRepository.DeleteSaga(_correlationId));
}
/// <summary>
/// Starts a bus, throwing an exception if the bus does not start
/// It is a wrapper of the async method `StartAsync`
/// </summary>
/// <param name="busControl">The bus handle</param>
public static void Start(this IBusControl busControl)
{
TaskUtil.Await(() => busControl.StartAsync());
}
/// <summary>
/// Await a task in a test method that is not asynchronous, such as a test fixture setup
/// </summary>
/// <param name="taskFactory"></param>
public T Await <T>(Func <Task <T> > taskFactory)
{
return(TaskUtil.Await(taskFactory, TestCancellationToken));
}
BusHandle IBusControl.Start()
{
return(TaskUtil.Await(() => StartAsync(CancellationToken.None)));
}
BusHandle IBusControl.Start()
{
if (_busHandle != null)
{
_log.Warn($"The bus was already started, additional Start attempts are ignored: {Address}");
return(_busHandle);
}
TaskUtil.Await(() => _busObservable.PreStart(this));
Exception exception = null;
var endpoints = new List <ReceiveEndpointHandle>();
var hosts = new List <HostHandle>();
var observers = new List <ConnectHandle>();
var busReady = new BusReady(_receiveEndpoints);
try
{
if (_log.IsDebugEnabled)
{
_log.DebugFormat("Starting bus hosts...");
}
foreach (IBusHostControl host in _hosts)
{
try
{
HostHandle hostHandle = host.Start();
hosts.Add(hostHandle);
}
catch (Exception ex)
{
exception = ex;
}
}
if (_log.IsDebugEnabled)
{
_log.DebugFormat("Starting receive endpoints...");
}
foreach (IReceiveEndpoint endpoint in _receiveEndpoints)
{
try
{
ConnectHandle observerHandle = endpoint.ConnectReceiveObserver(_receiveObservers);
observers.Add(observerHandle);
ReceiveEndpointHandle handle = endpoint.Start();
endpoints.Add(handle);
}
catch (Exception ex)
{
exception = ex;
}
}
}
catch (Exception ex)
{
exception = ex;
}
if (exception != null)
{
try
{
var handle = new Handle(hosts, endpoints, observers, this, _busObservable, busReady);
handle.Stop(TimeSpan.FromSeconds(60));
}
catch (Exception ex)
{
_log.Error("Failed to stop partially created bus", ex);
}
TaskUtil.Await(() => _busObservable.StartFaulted(this, exception));
throw new MassTransitException("The service bus could not be started.", exception);
}
_busHandle = new Handle(hosts, endpoints, observers, this, _busObservable, busReady);
TaskUtil.Await(() => _busObservable.PostStart(this, busReady.Ready));
return(_busHandle);
}
