public bool Start(HostControl hostControl)
{
int workerThreads;
int completionPortThreads;
ThreadPool.GetMinThreads(out workerThreads, out completionPortThreads);
Console.WriteLine("Min: {0}", workerThreads);
ThreadPool.SetMinThreads(200, completionPortThreads);
_log.Info("Creating bus...");
_busControl = Bus.Factory.CreateUsingRabbitMq(x =>
{
IRabbitMqHost host = x.Host(new Uri(ConfigurationManager.AppSettings["RabbitMQHost"]), h =>
{
h.Username("guest");
h.Password("guest");
});
x.ReceiveEndpoint(host, ConfigurationManager.AppSettings["ValidateActivityQueue"], e =>
{
e.PrefetchCount = 100;
e.ExecuteActivityHost <ValidateActivity, ValidateArguments>(
DefaultConstructorExecuteActivityFactory <ValidateActivity, ValidateArguments> .ExecuteFactory);
});
string compQueue = ConfigurationManager.AppSettings["CompensateRetrieveActivityQueue"];
Uri compAddress = host.GetSendAddress(compQueue);
x.ReceiveEndpoint(host, ConfigurationManager.AppSettings["RetrieveActivityQueue"], e =>
{
e.PrefetchCount = 100;
// e.Retry(Retry.Selected<HttpRequestException>().Interval(5, TimeSpan.FromSeconds(1)));
e.ExecuteActivityHost <RetrieveActivity, RetrieveArguments>(compAddress);
});
x.ReceiveEndpoint(host, ConfigurationManager.AppSettings["CompensateRetrieveActivityQueue"],
e => e.CompensateActivityHost <RetrieveActivity, RetrieveLog>());
});
_log.Info("Starting bus...");
TaskUtil.Await(() => _busControl.StartAsync());
return(true);
}
static void Main()
{
ConfigureLogger();
// MassTransit to use Log4Net
Log4NetLogger.Use();
IBusControl busControl = CreateBus();
busControl.StartAsync().Wait();
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();
}
}