use of org.opendaylight.controller.cluster.raft.MockRaftActor in project controller by opendaylight.
the class FollowerTest method testCaptureSnapshotOnAppendEntriesWithUnapplied.
@Test
public void testCaptureSnapshotOnAppendEntriesWithUnapplied() {
String id = "testCaptureSnapshotOnAppendEntriesWithUnapplied";
logStart(id);
InMemoryJournal.addEntry(id, 1, new UpdateElectionTerm(1, null));
DefaultConfigParamsImpl config = new DefaultConfigParamsImpl();
config.setSnapshotBatchCount(1);
config.setCustomRaftPolicyImplementationClass(DisableElectionsRaftPolicy.class.getName());
final AtomicReference<MockRaftActor> followerRaftActor = new AtomicReference<>();
RaftActorSnapshotCohort snapshotCohort = newRaftActorSnapshotCohort(followerRaftActor);
Builder builder = MockRaftActor.builder().persistent(Optional.of(true)).id(id).peerAddresses(ImmutableMap.of("leader", "")).config(config).snapshotCohort(snapshotCohort);
TestActorRef<MockRaftActor> followerActorRef = actorFactory.createTestActor(builder.props().withDispatcher(Dispatchers.DefaultDispatcherId()), id);
followerRaftActor.set(followerActorRef.underlyingActor());
followerRaftActor.get().waitForInitializeBehaviorComplete();
InMemorySnapshotStore.addSnapshotSavedLatch(id);
InMemoryJournal.addDeleteMessagesCompleteLatch(id);
InMemoryJournal.addWriteMessagesCompleteLatch(id, 1, ApplyJournalEntries.class);
List<ReplicatedLogEntry> entries = Arrays.asList(newReplicatedLogEntry(1, 0, "one"), newReplicatedLogEntry(1, 1, "two"), newReplicatedLogEntry(1, 2, "three"));
AppendEntries appendEntries = new AppendEntries(1, "leader", -1, -1, entries, 0, -1, (short) 0);
followerActorRef.tell(appendEntries, leaderActor);
AppendEntriesReply reply = MessageCollectorActor.expectFirstMatching(leaderActor, AppendEntriesReply.class);
assertEquals("isSuccess", true, reply.isSuccess());
final Snapshot snapshot = InMemorySnapshotStore.waitForSavedSnapshot(id, Snapshot.class);
InMemoryJournal.waitForDeleteMessagesComplete(id);
InMemoryJournal.waitForWriteMessagesComplete(id);
// We expect the ApplyJournalEntries for index 0 to remain in the persisted log b/c it's still queued for
// persistence by the time we initiate capture so the last persisted journal sequence number doesn't include it.
// This is OK - on recovery it will be a no-op since index 0 has already been applied.
List<Object> journalEntries = InMemoryJournal.get(id, Object.class);
assertEquals("Persisted journal entries size: " + journalEntries, 1, journalEntries.size());
assertEquals("Persisted journal entry type", ApplyJournalEntries.class, journalEntries.get(0).getClass());
assertEquals("ApplyJournalEntries index", 0, ((ApplyJournalEntries) journalEntries.get(0)).getToIndex());
assertEquals("Snapshot unapplied size", 2, snapshot.getUnAppliedEntries().size());
assertEquals("Snapshot unapplied entry index", 1, snapshot.getUnAppliedEntries().get(0).getIndex());
assertEquals("Snapshot unapplied entry index", 2, snapshot.getUnAppliedEntries().get(1).getIndex());
assertEquals("Snapshot getLastAppliedTerm", 1, snapshot.getLastAppliedTerm());
assertEquals("Snapshot getLastAppliedIndex", 0, snapshot.getLastAppliedIndex());
assertEquals("Snapshot getLastTerm", 1, snapshot.getLastTerm());
assertEquals("Snapshot getLastIndex", 2, snapshot.getLastIndex());
assertEquals("Snapshot state", ImmutableList.of(entries.get(0).getData()), MockRaftActor.fromState(snapshot.getState()));
}
use of org.opendaylight.controller.cluster.raft.MockRaftActor in project controller by opendaylight.
the class FollowerTest method testCaptureSnapshotOnMiddleEntryInAppendEntries.
@Test
public void testCaptureSnapshotOnMiddleEntryInAppendEntries() {
String id = "testCaptureSnapshotOnMiddleEntryInAppendEntries";
logStart(id);
InMemoryJournal.addEntry(id, 1, new UpdateElectionTerm(1, null));
DefaultConfigParamsImpl config = new DefaultConfigParamsImpl();
config.setSnapshotBatchCount(2);
config.setCustomRaftPolicyImplementationClass(DisableElectionsRaftPolicy.class.getName());
final AtomicReference<MockRaftActor> followerRaftActor = new AtomicReference<>();
RaftActorSnapshotCohort snapshotCohort = newRaftActorSnapshotCohort(followerRaftActor);
Builder builder = MockRaftActor.builder().persistent(Optional.of(true)).id(id).peerAddresses(ImmutableMap.of("leader", "")).config(config).snapshotCohort(snapshotCohort);
TestActorRef<MockRaftActor> followerActorRef = actorFactory.createTestActor(builder.props().withDispatcher(Dispatchers.DefaultDispatcherId()), id);
followerRaftActor.set(followerActorRef.underlyingActor());
followerRaftActor.get().waitForInitializeBehaviorComplete();
InMemorySnapshotStore.addSnapshotSavedLatch(id);
InMemoryJournal.addDeleteMessagesCompleteLatch(id);
InMemoryJournal.addWriteMessagesCompleteLatch(id, 1, ApplyJournalEntries.class);
List<ReplicatedLogEntry> entries = Arrays.asList(newReplicatedLogEntry(1, 0, "one"), newReplicatedLogEntry(1, 1, "two"), newReplicatedLogEntry(1, 2, "three"));
AppendEntries appendEntries = new AppendEntries(1, "leader", -1, -1, entries, 2, -1, (short) 0);
followerActorRef.tell(appendEntries, leaderActor);
AppendEntriesReply reply = MessageCollectorActor.expectFirstMatching(leaderActor, AppendEntriesReply.class);
assertEquals("isSuccess", true, reply.isSuccess());
final Snapshot snapshot = InMemorySnapshotStore.waitForSavedSnapshot(id, Snapshot.class);
InMemoryJournal.waitForDeleteMessagesComplete(id);
InMemoryJournal.waitForWriteMessagesComplete(id);
// We expect the ApplyJournalEntries for index 2 to remain in the persisted log b/c it's still queued for
// persistence by the time we initiate capture so the last persisted journal sequence number doesn't include it.
// This is OK - on recovery it will be a no-op since index 2 has already been applied.
List<Object> journalEntries = InMemoryJournal.get(id, Object.class);
assertEquals("Persisted journal entries size: " + journalEntries, 1, journalEntries.size());
assertEquals("Persisted journal entry type", ApplyJournalEntries.class, journalEntries.get(0).getClass());
assertEquals("ApplyJournalEntries index", 2, ((ApplyJournalEntries) journalEntries.get(0)).getToIndex());
assertEquals("Snapshot unapplied size", 0, snapshot.getUnAppliedEntries().size());
assertEquals("Snapshot getLastAppliedTerm", 1, snapshot.getLastAppliedTerm());
assertEquals("Snapshot getLastAppliedIndex", 2, snapshot.getLastAppliedIndex());
assertEquals("Snapshot getLastTerm", 1, snapshot.getLastTerm());
assertEquals("Snapshot getLastIndex", 2, snapshot.getLastIndex());
assertEquals("Snapshot state", ImmutableList.of(entries.get(0).getData(), entries.get(1).getData(), entries.get(2).getData()), MockRaftActor.fromState(snapshot.getState()));
assertEquals("Journal size", 0, followerRaftActor.get().getReplicatedLog().size());
assertEquals("Snapshot index", 2, followerRaftActor.get().getReplicatedLog().getSnapshotIndex());
// Reinstate the actor from persistence
actorFactory.killActor(followerActorRef, new TestKit(getSystem()));
followerActorRef = actorFactory.createTestActor(builder.props().withDispatcher(Dispatchers.DefaultDispatcherId()), id);
followerRaftActor.set(followerActorRef.underlyingActor());
followerRaftActor.get().waitForInitializeBehaviorComplete();
assertEquals("Journal size", 0, followerRaftActor.get().getReplicatedLog().size());
assertEquals("Last index", 2, followerRaftActor.get().getReplicatedLog().lastIndex());
assertEquals("Last applied index", 2, followerRaftActor.get().getRaftActorContext().getLastApplied());
assertEquals("Commit index", 2, followerRaftActor.get().getRaftActorContext().getCommitIndex());
assertEquals("State", ImmutableList.of(entries.get(0).getData(), entries.get(1).getData(), entries.get(2).getData()), followerRaftActor.get().getState());
}
use of org.opendaylight.controller.cluster.raft.MockRaftActor in project controller by opendaylight.
the class FollowerTest method testCaptureSnapshotOnLastEntryInAppendEntries.
@Test
public void testCaptureSnapshotOnLastEntryInAppendEntries() {
String id = "testCaptureSnapshotOnLastEntryInAppendEntries";
logStart(id);
InMemoryJournal.addEntry(id, 1, new UpdateElectionTerm(1, null));
DefaultConfigParamsImpl config = new DefaultConfigParamsImpl();
config.setSnapshotBatchCount(2);
config.setCustomRaftPolicyImplementationClass(DisableElectionsRaftPolicy.class.getName());
final AtomicReference<MockRaftActor> followerRaftActor = new AtomicReference<>();
RaftActorSnapshotCohort snapshotCohort = newRaftActorSnapshotCohort(followerRaftActor);
Builder builder = MockRaftActor.builder().persistent(Optional.of(true)).id(id).peerAddresses(ImmutableMap.of("leader", "")).config(config).snapshotCohort(snapshotCohort);
TestActorRef<MockRaftActor> followerActorRef = actorFactory.createTestActor(builder.props().withDispatcher(Dispatchers.DefaultDispatcherId()), id);
followerRaftActor.set(followerActorRef.underlyingActor());
followerRaftActor.get().waitForInitializeBehaviorComplete();
InMemorySnapshotStore.addSnapshotSavedLatch(id);
InMemoryJournal.addDeleteMessagesCompleteLatch(id);
InMemoryJournal.addWriteMessagesCompleteLatch(id, 1, ApplyJournalEntries.class);
List<ReplicatedLogEntry> entries = Arrays.asList(newReplicatedLogEntry(1, 0, "one"), newReplicatedLogEntry(1, 1, "two"));
AppendEntries appendEntries = new AppendEntries(1, "leader", -1, -1, entries, 1, -1, (short) 0);
followerActorRef.tell(appendEntries, leaderActor);
AppendEntriesReply reply = MessageCollectorActor.expectFirstMatching(leaderActor, AppendEntriesReply.class);
assertEquals("isSuccess", true, reply.isSuccess());
final Snapshot snapshot = InMemorySnapshotStore.waitForSavedSnapshot(id, Snapshot.class);
InMemoryJournal.waitForDeleteMessagesComplete(id);
InMemoryJournal.waitForWriteMessagesComplete(id);
// We expect the ApplyJournalEntries for index 1 to remain in the persisted log b/c it's still queued for
// persistence by the time we initiate capture so the last persisted journal sequence number doesn't include it.
// This is OK - on recovery it will be a no-op since index 1 has already been applied.
List<Object> journalEntries = InMemoryJournal.get(id, Object.class);
assertEquals("Persisted journal entries size: " + journalEntries, 1, journalEntries.size());
assertEquals("Persisted journal entry type", ApplyJournalEntries.class, journalEntries.get(0).getClass());
assertEquals("ApplyJournalEntries index", 1, ((ApplyJournalEntries) journalEntries.get(0)).getToIndex());
assertEquals("Snapshot unapplied size", 0, snapshot.getUnAppliedEntries().size());
assertEquals("Snapshot getLastAppliedTerm", 1, snapshot.getLastAppliedTerm());
assertEquals("Snapshot getLastAppliedIndex", 1, snapshot.getLastAppliedIndex());
assertEquals("Snapshot getLastTerm", 1, snapshot.getLastTerm());
assertEquals("Snapshot getLastIndex", 1, snapshot.getLastIndex());
assertEquals("Snapshot state", ImmutableList.of(entries.get(0).getData(), entries.get(1).getData()), MockRaftActor.fromState(snapshot.getState()));
}
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