public RoutedActorCell(ActorSystem system, InternalActorRef supervisor, Props routerProps, Props routeeProps, ActorPath path,
Mailbox mailbox)
: base(system, supervisor, routerProps, path, mailbox)
{
RouteeProps = routeeProps;
routerConfig = routerProps.RouterConfig;
Router = routerConfig.CreateRouter(system);
routerConfig.Match()
.With<Pool>(r =>
{
var routees = new List<Routee>();
for (int i = 0; i < r.NrOfInstances; i++)
{
var routee = this.ActorOf(RouteeProps);
routees.Add(new ActorRefRoutee(routee));
}
AddRoutees(routees.ToArray());
})
.With<Group>(r =>
{
var routees = routerConfig.GetRoutees(this).ToArray();
AddRoutees(routees);
});
Self = new RoutedActorRef(path, this);
}
public ResizablePoolCell(ActorSystem system, InternalActorRef supervisor, Props routerProps,
Props routeeProps, ActorPath path, Mailbox mailbox, Pool pool)
: base(system, supervisor, routerProps, routeeProps, path, mailbox)
{
if (pool.Resizer == null)
throw new ArgumentException("RouterConfig must be a Pool with defined resizer");
resizer = pool.Resizer;
this._pool = pool;
this._resizeCounter = 0;
this._resizeInProgress = ResizeInProgressState.False;
}
public void Setup(BenchmarkContext context)
{
MsgReceived = context.GetCounter("MsgReceived");
System = ActorSystem.Create("PerfSys");
Action<IActorDsl> actor = d => d.ReceiveAny((o, c) =>
{
MsgReceived.Increment();
});
TestActor = System.ActorOf(Props.Create(() => new Act(actor)), "testactor");
var id = TestActor.Ask<ActorIdentity>(new Identify(null), TimeSpan.FromSeconds(3)).Result;
Mailbox = new Mailbox(new UnboundedMessageQueue());
Mailbox.SetActor(TestActor.AsInstanceOf<RepointableActorRef>().Underlying.AsInstanceOf<ActorCell>());
}
public void Init(bool sendSupervise, Func<Mailbox> createMailbox /*, MailboxType mailboxType*/) //TODO: switch from Func<Mailbox> createMailbox to MailboxType mailboxType
{
var mailbox = createMailbox(); //Akka: dispatcher.createMailbox(this, mailboxType)
Dispatcher.Attach(this);
mailbox.Setup(Dispatcher);
mailbox.SetActor(this);
_mailbox = mailbox;
var createMessage = new Create();
// AKKA:
// /*
// * The mailboxType was calculated taking into account what the MailboxType
// * has promised to produce. If that was more than the default, then we need
// * to reverify here because the dispatcher may well have screwed it up.
// */
//// we need to delay the failure to the point of actor creation so we can handle
//// it properly in the normal way
//val actorClass = props.actorClass
//val createMessage = mailboxType match {
// case _: ProducesMessageQueue[_] if system.mailboxes.hasRequiredType(actorClass) ⇒
// val req = system.mailboxes.getRequiredType(actorClass)
// if (req isInstance mbox.messageQueue) Create(None)
// else {
// val gotType = if (mbox.messageQueue == null) "null" else mbox.messageQueue.getClass.getName
// Create(Some(ActorInitializationException(self,
// s"Actor [$self] requires mailbox type [$req] got [$gotType]")))
// }
// case _ ⇒ Create(None)
//}
//swapMailbox(mbox)
//mailbox.setActor(this)
//// ➡➡➡ NEVER SEND THE SAME SYSTEM MESSAGE OBJECT TO TWO ACTORS ⬅⬅⬅
//mailbox.systemEnqueue(self, createMessage)
var self = Self;
mailbox.Post(self, new Envelope {Message = createMessage, Sender = self});
if(sendSupervise)
{
Parent.Tell(new Supervise(self, async: false), self);
}
}
/// <summary>
/// Posts the specified envelope.
/// </summary>
/// <param name="receiver"></param>
/// <param name="envelope"> The envelope. </param>
public override void Post(IActorRef receiver, Envelope envelope)
{
if (_isClosed)
{
return;
}
hasUnscheduledMessages = true;
if (envelope.Message is ISystemMessage)
{
Mailbox.DebugPrint("{0} enqueued system message {1} to {2}", ActorCell.Self, envelope, ActorCell.Self.Equals(receiver) ? "itself" : receiver.ToString());
_systemMessages.Enqueue(envelope);
}
else
{
Mailbox.DebugPrint("{0} enqueued message {1} to {2}", ActorCell.Self, envelope, ActorCell.Self.Equals(receiver) ? "itself" : receiver.ToString());
_userMessages.Enqueue(envelope);
}
Schedule();
}
/// <summary>
/// Posts the specified envelope.
/// </summary>
/// <param name="envelope">The envelope.</param>
public override void Post(Envelope envelope)
{
if (_isClosed)
{
return;
}
hasUnscheduledMessages = true;
if (envelope.Message is SystemMessage)
{
Mailbox.DebugPrint(ActorCell.Self + " enqueued system message " + envelope);
_systemMessages.Enqueue(envelope);
}
else
{
Mailbox.DebugPrint(ActorCell.Self + " enqueued message " + envelope);
_userMessages.Enqueue(envelope);
}
Schedule();
}
private void Run()
{
if (_isClosed)
{
return;
}
var throughputDeadlineTime = dispatcher.ThroughputDeadlineTime;
ActorCell.UseThreadContext(() =>
{
//if ThroughputDeadlineTime is enabled, start a stopwatch
if (throughputDeadlineTime.HasValue && throughputDeadlineTime.Value > 0)
{
if (_deadLineTimer != null)
{
_deadLineTimer.Restart();
}
else
{
_deadLineTimer = Stopwatch.StartNew();
}
}
//we are about to process all enqueued messages
hasUnscheduledMessages = false;
Envelope envelope;
//start with system messages, they have the highest priority
while (_systemMessages.TryDequeue(out envelope))
{
Mailbox.DebugPrint(ActorCell.Self + " processing system message " + envelope);
// TODO: Add + " with " + ActorCell.GetChildren());
dispatcher.SystemDispatch(ActorCell, envelope);
}
//we should process x messages in this run
var left = dispatcher.Throughput;
//try dequeue a user message
while (!IsSuspended && !_isClosed && _userMessages.TryDequeue(out envelope))
{
Mailbox.DebugPrint(ActorCell.Self + " processing message " + envelope);
//run the receive handler
dispatcher.Dispatch(ActorCell, envelope);
//check if any system message have arrived while processing user messages
if (_systemMessages.TryDequeue(out envelope))
{
//handle system message
Mailbox.DebugPrint(ActorCell.Self + " processing system message " + envelope);
// TODO: Add + " with " + ActorCell.GetChildren());
dispatcher.SystemDispatch(ActorCell, envelope);
break;
}
left--;
if (_isClosed)
{
return;
}
//if deadline time have expired, stop and break
if (throughputDeadlineTime.HasValue && throughputDeadlineTime.Value > 0 &&
_deadLineTimer.Elapsed.Ticks > throughputDeadlineTime.Value)
{
_deadLineTimer.Stop();
break;
}
//we are done processing messages for this run
if (left == 0)
{
break;
}
}
Interlocked.Exchange(ref status, MailboxStatus.Idle);
//there are still messages that needs to be processed
if (_systemMessages.Count > 0 || (!IsSuspended && _userMessages.Count > 0))
{
//we still need has unscheduled messages for external info.
//e.g. repointable actor ref uses it
//TODO: will this be enough for external parties to work?
hasUnscheduledMessages = true;
//this is subject of a race condition
//but that doesn't matter, since if the above "if" misses
//the "Post" that adds the new message will still schedule
//this specific call is just to deal with existing messages
//that wasn't scheduled due to dispatcher throughput being reached
//or system messages arriving during user message processing
Schedule();
}
});
}
/// <summary>
/// INTERNAL API
///
/// Suggest to register the provided mailbox for execution
/// </summary>
/// <param name="mbox">The mailbox</param>
/// <param name="hasMessageHint">Do we have any messages?</param>
/// <param name="hasSystemMessageHint">Do we have any system messages?</param>
/// <returns><c>true</c> if the <see cref="Mailbox"/> was scheduled for execution, otherwise <c>false</c>.</returns>
internal bool RegisterForExecution(Mailbox mbox, bool hasMessageHint, bool hasSystemMessageHint)
{
if (mbox.CanBeScheduledForExecution(hasMessageHint, hasSystemMessageHint)) //This needs to be here to ensure thread safety and no races
{
if (mbox.SetAsScheduled())
{
ExecuteTask(mbox);
return true;
}
return false;
}
return false;
}
internal Mailbox SwapMailbox(Mailbox mailbox)
{
Mailbox.DebugPrint("{0} Swapping mailbox to {1}", Self, mailbox);
var ret = _mailboxDoNotCallMeDirectly;
#pragma warning disable 420
Interlocked.Exchange(ref _mailboxDoNotCallMeDirectly, mailbox);
#pragma warning restore 420
return ret;
}
private static InternalActorRef LocalActorOf(ActorSystem system, Props props, InternalActorRef supervisor,
ActorPath path, Mailbox mailbox)
{
ActorCell cell = null;
if (props.RouterConfig is NoRouter || props.RouterConfig == null) //TODO: should not need nullcheck here
{
cell = new ActorCell(system, supervisor, props, path, mailbox);
}
else
{
var routeeProps = props.WithRouter(RouterConfig.NoRouter);
cell = new RoutedActorCell(system, supervisor, props, routeeProps, path, mailbox);
}
cell.NewActor();
// parentContext.Watch(cell.Self);
return cell.Self;
}
private InternalActorRef RemoteActorOf(ActorSystem system, Props props, InternalActorRef supervisor,
ActorPath path, Mailbox mailbox)
{
var scope = (RemoteScope) props.Deploy.Scope;
Deploy d = props.Deploy;
Address addr = scope.Address;
if (HasAddress(addr))
{
return LocalActorOf(System, props, supervisor, path, mailbox);
}
Address localAddress = Transport.LocalAddressForRemote(addr);
ActorPath rpath = (new RootActorPath(addr)/"remote"/localAddress.Protocol/localAddress.HostPort()/
path.Elements.Drop(1).ToArray()).
WithUid(path.Uid);
var remoteRef = new RemoteActorRef(Transport, localAddress, rpath, supervisor, props, d);
remoteRef.Start();
return remoteRef;
}
private void Run()
{
if (_isClosed)
{
return;
}
ActorCell.UseThreadContext(() =>
{
//if ThroughputDeadlineTime is enabled, start a stopwatch
if (dispatcher.ThroughputDeadlineTime.HasValue && dispatcher.ThroughputDeadlineTime.Value > 0)
{
if (_deadLineTimer != null)
{
_deadLineTimer.Restart();
}
else
{
_deadLineTimer = Stopwatch.StartNew();
}
}
//we are about to process all enqueued messages
hasUnscheduledMessages = false;
Envelope envelope;
//start with system messages, they have the highest priority
while (_systemMessages.TryDequeue(out envelope))
{
Mailbox.DebugPrint(ActorCell.Self + " processing system message " + envelope); // TODO: Add + " with " + ActorCell.GetChildren());
ActorCell.SystemInvoke(envelope);
}
//we should process x messages in this run
int left = dispatcher.Throughput;
//try dequeue a user message
while (!_isSuspended && !_isClosed && _userMessages.TryDequeue(out envelope))
{
Mailbox.DebugPrint(ActorCell.Self + " processing message " + envelope);
//run the receive handler
ActorCell.Invoke(envelope);
//check if any system message have arrived while processing user messages
if (_systemMessages.TryDequeue(out envelope))
{
//handle system message
Mailbox.DebugPrint(ActorCell.Self + " processing system message " + envelope); // TODO: Add + " with " + ActorCell.GetChildren());
ActorCell.SystemInvoke(envelope);
break;
}
left--;
if (_isClosed)
{
return;
}
//if deadline time have expired, stop and break
if (dispatcher.ThroughputDeadlineTime.HasValue && dispatcher.ThroughputDeadlineTime.Value > 0 &&
_deadLineTimer.ElapsedTicks > dispatcher.ThroughputDeadlineTime.Value)
{
_deadLineTimer.Stop();
break;
}
//we are done processing messages for this run
if (left == 0)
{
break;
}
}
//there are still messages that needs to be processed
if (_systemMessages.Count > 0 || (!_isSuspended && _userMessages.Count > 0))
{
hasUnscheduledMessages = true;
}
if (hasUnscheduledMessages)
{
dispatcher.Schedule(Run);
}
else
{
Interlocked.Exchange(ref status, MailboxStatus.Idle);
}
});
}
//TODO: real akka does this in the RoutedActorRef
//Keep this here for now?
public static ActorCell NewRouterCell(ActorSystem system, InternalActorRef supervisor, ActorPath path, Props props, Mailbox mailbox,Deploy deploy)
{
var routerProps = Props.Empty.WithDeploy(deploy);
var routeeProps = props.WithRouter(RouterConfig.NoRouter);
if (routerProps.RouterConfig is Pool)
{
var p = routerProps.RouterConfig.AsInstanceOf<Pool>();
if (p.Resizer != null)
{
//if there is a resizer, use ResizablePoolCell
return new ResizablePoolCell(system, supervisor, routerProps, routeeProps, path, mailbox, p);
}
}
//Use RoutedActorCell for all other routers
return new RoutedActorCell(system, supervisor, routerProps, routeeProps, path, mailbox);
}
