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Publish cluster metrics through the publisher actor.

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* To avoid ordering surprises metrics should be published via
  the same actor that handles the subscriptions and publishes
  other cluster domain events.
* Added missing publish in case of removal of member
  (had a test failure for that)
This commit is contained in:
Patrik Nordwall 2012-10-02 16:41:03 +02:00
parent 3dea880ca3
commit 49b9ec6c2c
3 changed files with 21 additions and 18 deletions
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13
akka-cluster/src/main/scala/akka/cluster/ClusterDaemon.scala
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@ -116,6 +116,7 @@ private[cluster] object InternalClusterAction {
case class PublishCurrentClusterState(receiver: Option[ActorRef]) extends SubscriptionMessage
case class PublishChanges(oldGossip: Gossip, newGossip: Gossip)
case class PublishEvent(event: ClusterDomainEvent)
case object PublishDone
}
@ -150,11 +151,13 @@ private[cluster] final class ClusterDaemon(settings: ClusterSettings) extends Ac
// cause deadlock. The Cluster extension is currently being created and is waiting
// for response from GetClusterCoreRef in its constructor.
val core = context.actorOf(Props[ClusterCoreDaemon].
val publisher = context.actorOf(Props[ClusterDomainEventPublisher].
withDispatcher(context.props.dispatcher), name = "publisher")
val core = context.actorOf(Props(new ClusterCoreDaemon(publisher)).
withDispatcher(context.props.dispatcher), name = "core")
val heartbeat = context.actorOf(Props[ClusterHeartbeatDaemon].
context.actorOf(Props[ClusterHeartbeatDaemon].
withDispatcher(context.props.dispatcher), name = "heartbeat")
if (settings.MetricsEnabled) context.actorOf(Props[ClusterMetricsCollector].
if (settings.MetricsEnabled) context.actorOf(Props(new ClusterMetricsCollector(publisher)).
withDispatcher(context.props.dispatcher), name = "metrics")
def receive = {
@ -166,7 +169,7 @@ private[cluster] final class ClusterDaemon(settings: ClusterSettings) extends Ac
/**
* INTERNAL API.
*/
private[cluster] final class ClusterCoreDaemon extends Actor with ActorLogging {
private[cluster] final class ClusterCoreDaemon(publisher: ActorRef) extends Actor with ActorLogging {
import ClusterLeaderAction._
import InternalClusterAction._
import ClusterHeartbeatSender._
@ -189,8 +192,6 @@ private[cluster] final class ClusterCoreDaemon extends Actor with ActorLogging {
withDispatcher(UseDispatcher), name = "heartbeatSender")
val coreSender = context.actorOf(Props[ClusterCoreSender].
withDispatcher(UseDispatcher), name = "coreSender")
val publisher = context.actorOf(Props[ClusterDomainEventPublisher].
withDispatcher(UseDispatcher), name = "publisher")
import context.dispatcher