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Avoid gossip merge when singleton cluster, see #2250

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This commit is contained in:
Patrik Nordwall 2012-06-19 16:00:45 +02:00
parent 09e92b6bd9
commit dccb0ca2d7
3 changed files with 23 additions and 54 deletions
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67
akka-cluster/src/multi-jvm/scala/akka/cluster/TransitionSpec.scala
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@ -118,33 +118,18 @@ abstract class TransitionSpec
awaitMembers(first, second)
memberStatus(first) must be(Up)
memberStatus(second) must be(Joining)
seenLatestGossip must be(Set(first))
cluster.convergence.isDefined must be(false)
}
enterBarrier("second-joined")
first gossipTo second
runOn(second) {
members must be(Set(first, second))
memberStatus(first) must be(Up)
memberStatus(second) must be(Joining)
// we got a conflicting version in second, and therefore not convergence in second
seenLatestGossip must be(Set(second))
cluster.convergence.isDefined must be(false)
}
second gossipTo first
runOn(first) {
seenLatestGossip must be(Set(first, second))
}
first gossipTo second
runOn(second) {
seenLatestGossip must be(Set(first, second))
}
runOn(first, second) {
memberStatus(first) must be(Up)
memberStatus(second) must be(Joining)
seenLatestGossip must be(Set(first, second))
cluster.convergence.isDefined must be(true)
}
enterBarrier("convergence-joining-2")
@ -191,42 +176,20 @@ abstract class TransitionSpec
second gossipTo first
runOn(first) {
members must be(Set(first, second, third))
cluster.convergence.isDefined must be(false)
memberStatus(third) must be(Joining)
seenLatestGossip must be(Set(first, second))
cluster.convergence.isDefined must be(false)
}
first gossipTo third
runOn(third) {
members must be(Set(first, second, third))
cluster.convergence.isDefined must be(false)
memberStatus(third) must be(Joining)
// conflicting version
seenLatestGossip must be(Set(third))
}
third gossipTo first
third gossipTo second
runOn(first, second) {
seenLatestGossip must be(Set(myself, third))
}
first gossipTo second
runOn(second) {
seenLatestGossip must be(Set(first, second, third))
cluster.convergence.isDefined must be(true)
}
runOn(first, third) {
cluster.convergence.isDefined must be(false)
}
second gossipTo first
second gossipTo third
runOn(first, second, third) {
seenLatestGossip must be(Set(first, second, third))
members must be(Set(first, second, third))
memberStatus(first) must be(Up)
memberStatus(second) must be(Up)
memberStatus(third) must be(Joining)
seenLatestGossip must be(Set(first, second, third))
cluster.convergence.isDefined must be(true)
}
@ -283,19 +246,21 @@ abstract class TransitionSpec
"startup a second separated cluster consisting of nodes fourth and fifth" taggedAs LongRunningTest in {
runOn(fourth) {
cluster.join(fifth)
awaitMembers(fourth, fifth)
cluster.gossipTo(fifth)
awaitSeen(fourth, fifth)
cluster.convergence.isDefined must be(true)
}
runOn(fifth) {
awaitMembers(fourth, fifth)
cluster.gossipTo(fourth)
awaitSeen(fourth, fifth)
cluster.gossipTo(fourth)
}
testConductor.enter("fourth-joined")
fifth gossipTo fourth
fourth gossipTo fifth
runOn(fourth, fifth) {
memberStatus(fourth) must be(Joining)
memberStatus(fifth) must be(Up)
seenLatestGossip must be(Set(fourth, fifth))
cluster.convergence.isDefined must be(true)
}
enterBarrier("fourth-joined-fifth")
enterBarrier("after-4")
}