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Fine grained events, see #2202

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* Defined the domain events in ClusterEvent.scala file
* Produce events from diff  and publish publish to event bus
  from separate actor, ClusterDomainEventPublisher
* Adjustments of tests
This commit is contained in:
Patrik Nordwall 2012-08-19 20:15:22 +02:00
parent 6389e1097b
commit 20a038fdfd
15 changed files with 458 additions and 214 deletions
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28
akka-cluster/src/multi-jvm/scala/akka/cluster/LargeClusterSpec.scala
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@ -18,6 +18,7 @@ import java.util.concurrent.TimeUnit
import akka.remote.testconductor.RoleName
import akka.actor.Props
import akka.actor.Actor
import akka.cluster.MemberStatus._
object LargeClusterMultiJvmSpec extends MultiNodeConfig {
// each jvm simulates a datacenter with many nodes
@ -147,15 +148,20 @@ abstract class LargeClusterSpec
val latch = TestLatch(clusterNodes.size)
clusterNodes foreach { c ⇒
c.subscribe(system.actorOf(Props(new Actor {
var upCount = 0
def receive = {
case MembersChanged(members) ⇒
if (!latch.isOpen && members.size == totalNodes && members.forall(_.status == MemberStatus.Up)) {
case state: CurrentClusterState ⇒
upCount = state.members.count(_.status == Up)
case MemberUp(_) if !latch.isOpen ⇒
upCount += 1
if (upCount == totalNodes) {
log.debug("All [{}] nodes Up in [{}], it took [{}], received [{}] gossip messages",
totalNodes, c.selfAddress, tookMillis, gossipCount(c))
latch.countDown()
}
case _ ⇒ // ignore
}
})), classOf[MembersChanged])
})), classOf[MemberEvent])
}
runOn(from) {
@ -276,18 +282,20 @@ abstract class LargeClusterSpec
val latch = TestLatch(nodesPerDatacenter)
systems foreach { sys ⇒
Cluster(sys).subscribe(sys.actorOf(Props(new Actor {
var gotExpectedLiveNodes = false
var gotExpectedUnreachableNodes = false
var gotUnreachable = Set.empty[Member]
def receive = {
case MembersChanged(members) if !latch.isOpen ⇒
gotExpectedLiveNodes = members.size == liveNodes
case state: CurrentClusterState ⇒
gotUnreachable = state.unreachable
checkDone()
case UnreachableMembersChanged(unreachable) if !latch.isOpen ⇒
gotExpectedUnreachableNodes = unreachable.size == unreachableNodes
case MemberUnreachable(m) if !latch.isOpen ⇒
gotUnreachable = gotUnreachable + m
checkDone()
case MemberDowned(m) if !latch.isOpen ⇒
gotUnreachable = gotUnreachable + m
checkDone()
case _ ⇒ // not interesting
}
def checkDone(): Unit = if (gotExpectedLiveNodes && gotExpectedUnreachableNodes) {
def checkDone(): Unit = if (gotUnreachable.size == unreachableNodes) {
log.info("Detected [{}] unreachable nodes in [{}], it took [{}], received [{}] gossip messages",
unreachableNodes, Cluster(sys).selfAddress, tookMillis, gossipCount(Cluster(sys)))
latch.countDown()