static void Main(string[] args)
{
// initialize connection to active mq with producer and consumer
IConnectionFactory factory = new ConnectionFactory("tcp://localhost:61616");
IConnection connection = factory.CreateConnection();
connection.Start();
ISession session = connection.CreateSession();
IDestination destRequestQueue = session.GetQueue(HashFinderConfig.RequestQueueName);
IMessageProducer producer = session.CreateProducer(destRequestQueue);
IDestination destResponseQueue = session.GetQueue(HashFinderConfig.ResponseQueueName);
IMessageConsumer consumer = session.CreateConsumer(destResponseQueue);
// ------------------------------------------------------------------------------------------------------------
// calculate a hash to find based on user input
PrintTimestamp();
Console.Write("Please enter your pin: ");
var myPin = Console.ReadLine();
PrintTimestamp();
var hash = PinUtil.GetPinHash(myPin);
PrintTimestamp();
Console.WriteLine();
Console.WriteLine("Your hash is: " + hash);
// ------------------------------------------------------------------------------------------------------------
// send workers their work to do
for (int i = 0; i <= 9999; i++)
{
var objectMessage = producer.CreateObjectMessage(
new HashFinderRequest()
{
PinToCalculate = i.ToString("0000"),
HashToFind = hash
});
producer.Send(objectMessage);
}
PrintTimestamp();
// ------------------------------------------------------------------------------------------------------------
IMessage message;
if ((message = consumer.Receive(TimeSpan.FromMinutes(2))) != null)
{
var objectMessage = message as IObjectMessage;
var mapMessage = objectMessage?.Body as HashFinderResponse;
Console.WriteLine("Successfully found pin by worker: " + (mapMessage?.FoundPin ?? "<invalid pin>"));
PrintTimestamp();
}
PrintTimestamp();
Console.WriteLine("... processing finished");
}
static void Main(string[] args)
{
// initialize connection
IConnectionFactory factory = new ConnectionFactory("tcp://localhost:61616");
((ConnectionFactory)factory).PrefetchPolicy.SetAll(0);
IConnection connection = factory.CreateConnection();
connection.Start();
ISession session = connection.CreateSession();
IDestination destRequestQueue = session.GetQueue(HashFinderConfig.RequestQueueName);
IMessageConsumer consumer = session.CreateConsumer(destRequestQueue);
IDestination destResponseQueue = session.GetQueue(HashFinderConfig.ResponseQueueName);
IMessageProducer producer = session.CreateProducer(destResponseQueue);
// ------------------------------------------------------------------------------------------------------------
// receive packages
IMessage message;
while ((message = consumer.Receive(TimeSpan.FromMinutes(1))) != null)
{
var objectMessage = message as IObjectMessage;
var mapMessage = objectMessage?.Body as HashFinderRequest;
// analyze packages
if (PinUtil.GetPinHash(mapMessage?.PinToCalculate) == (mapMessage?.HashToFind ?? "invalid hash"))
{
// successfully found hash
Console.WriteLine("hash found for pin " + (mapMessage.PinToCalculate ?? "<invalid>"));
// answer to response queue
producer.Send(
producer.CreateObjectMessage(new HashFinderResponse()
{
FoundPin = mapMessage.PinToCalculate,
HashToFind = mapMessage?.HashToFind
}));
break;
}
}
// clean queue, so that in the next start of this service we don't need to bother with old data
while (consumer.Receive(TimeSpan.FromSeconds(1)) != null)
{
// clean request queue
}
// ------------------------------------------------------------------------------------------------------------
// keep window open, so we can see the std-out (and check if the pin to find is right)
Console.WriteLine("... processing finished");
Console.WriteLine("press enter to stop");
Console.ReadLine();
}