public void Consume(Job job)
{
Debug.Assert(HasAvailableWorkers, "Doesn't have available workers!");
if (!HasAvailableWorkers)
throw new InvalidOperationException("Hey! Check HasAvailableWorkers value first!");
Thread sendJobThread = new Thread(new ThreadStart(() => {
ConnectionInfo selectedConnection = null;
// TODO: Is there a better way to do this without locking?
lock(mListLocker)
{
foreach (ConnectionInfo connection in mConnectionList.Values)
{
// Check if it's connected and set as in use
if (connection.Smasher.Connected &&
Interlocked.CompareExchange(ref connection.mUseCount, 1, 0) == 0)
{
selectedConnection = connection;
break;
}
}
}
// We do this outside the foreach so that the lock takes as less time as possible
if (selectedConnection != null)
{
Console.WriteLine("REMCONS - Sending job {0} to remote Smasher", job.Id);
// We create the formatter and stream here because they might not be thread safe
BinaryFormatter formatter = new BinaryFormatter();
NetworkStream stream = new NetworkStream(selectedConnection.Smasher);
formatter.Serialize(stream, job);
// Start reading after this (block while reading), if it fails, add job back to queue
// TODO: Add timeout
Job result = (Job)formatter.Deserialize(stream);
if (result != null)
{
if (JobFinished != null)
JobFinished(this, result);
}
// Go back to unused
Interlocked.Exchange(ref selectedConnection.mUseCount, 0);
}
else
{
// We could use the HasAvailableWorkers to only let it Consume if there were AVAILABLE workers
// but we'd have to iterate through each connection everytime we call HasAvailableWorkers...
// not ideal. It's much simpler to simply add the job back to the queue
// TODO: Obviously this needs more work and thought! We don't want a job to keep coming back and
// forward because we only have a connection and is being used!
if (JobFailed != null)
JobFailed(this, job);
}
}));
sendJobThread.Start();
}
public void EnqueueJob(Job job)
{
lock (mQueueLocker)
{
mJobQueue.Enqueue(job);
Monitor.Pulse(mQueueLocker);
}
}
public void Consume(Job job)
{
Debug.Assert(HasAvailableWorkers, "Doesn't have available workers!");
if (!HasAvailableWorkers)
throw new InvalidOperationException("Hey! We're busy! Check HasAvailableWorkers value first!");
Interlocked.Increment(ref mNumOfActiveWorkers);
if (JobStarted != null)
JobStarted(this, job);
// Invoke job in a different thread
// TODO: Cache threads and pass the job in the parameters
Thread jobThread = new Thread(new ThreadStart(() => {
job.Invoke();
if (JobFinished != null)
JobFinished(this, job);
Interlocked.Decrement(ref mNumOfActiveWorkers);
}));
jobThread.Start();
}
public RemoteJob(Job original, Socket parent, Action<RemoteJob> finishAction)
: base(original.Id)
{
mOriginalJob = original;
mParentSmasher = parent;
mFinishAction = finishAction;
}