import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
-import static org.mockito.Matchers.any;
-import static org.mockito.Matchers.anyInt;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.anyInt;
import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyNoMoreInteractions;
-import akka.japi.Procedure;
+
+import akka.actor.ActorRef;
+import akka.actor.ActorSystem;
+import akka.actor.Props;
import akka.persistence.RecoveryCompleted;
import akka.persistence.SnapshotMetadata;
import akka.persistence.SnapshotOffer;
-import akka.persistence.SnapshotSelectionCriteria;
-import com.google.common.collect.Sets;
-import java.util.Arrays;
-import java.util.Collections;
-import org.hamcrest.Description;
+import com.google.common.util.concurrent.MoreExecutors;
+import java.io.OutputStream;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+import java.util.Set;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.Executors;
+import java.util.concurrent.ScheduledExecutorService;
+import java.util.concurrent.ScheduledFuture;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.atomic.AtomicInteger;
+import java.util.function.Consumer;
+import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
-import org.mockito.ArgumentMatcher;
+import org.junit.runner.RunWith;
+import org.mockito.ArgumentMatchers;
import org.mockito.InOrder;
-import org.mockito.Matchers;
import org.mockito.Mock;
import org.mockito.Mockito;
-import org.mockito.MockitoAnnotations;
+import org.mockito.junit.MockitoJUnitRunner;
import org.opendaylight.controller.cluster.DataPersistenceProvider;
import org.opendaylight.controller.cluster.PersistentDataProvider;
-import org.opendaylight.controller.cluster.raft.base.messages.ApplyJournalEntries;
-import org.opendaylight.controller.cluster.raft.base.messages.DeleteEntries;
-import org.opendaylight.controller.cluster.raft.base.messages.UpdateElectionTerm;
+import org.opendaylight.controller.cluster.raft.MockRaftActor.MockSnapshotState;
+import org.opendaylight.controller.cluster.raft.MockRaftActorContext.MockPayload;
+import org.opendaylight.controller.cluster.raft.persisted.ApplyJournalEntries;
+import org.opendaylight.controller.cluster.raft.persisted.DeleteEntries;
import org.opendaylight.controller.cluster.raft.persisted.ServerConfigurationPayload;
import org.opendaylight.controller.cluster.raft.persisted.ServerInfo;
+import org.opendaylight.controller.cluster.raft.persisted.SimpleReplicatedLogEntry;
+import org.opendaylight.controller.cluster.raft.persisted.Snapshot;
+import org.opendaylight.controller.cluster.raft.persisted.UpdateElectionTerm;
import org.opendaylight.controller.cluster.raft.protobuff.client.messages.Payload;
+import org.opendaylight.controller.cluster.raft.utils.DoNothingActor;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
*
* @author Thomas Pantelis
*/
+@RunWith(MockitoJUnitRunner.StrictStubs.class)
public class RaftActorRecoverySupportTest {
-
private static final Logger LOG = LoggerFactory.getLogger(RaftActorRecoverySupportTest.class);
@Mock
private DataPersistenceProvider mockPersistence;
-
@Mock
private RaftActorRecoveryCohort mockCohort;
@Mock
PersistentDataProvider mockPersistentProvider;
+ ActorRef mockActorRef;
+
+ ActorSystem mockActorSystem;
+
private RaftActorRecoverySupport support;
private RaftActorContext context;
private final DefaultConfigParamsImpl configParams = new DefaultConfigParamsImpl();
private final String localId = "leader";
-
@Before
public void setup() {
- MockitoAnnotations.initMocks(this);
-
- context = new RaftActorContextImpl(null, null, localId, new ElectionTermImpl(mockPersistentProvider, "test", LOG),
- -1, -1, Collections.<String,String>emptyMap(), configParams, mockPersistence, LOG);
+ mockActorSystem = ActorSystem.create();
+ mockActorRef = mockActorSystem.actorOf(Props.create(DoNothingActor.class));
+ context = new RaftActorContextImpl(mockActorRef, null, localId,
+ new ElectionTermImpl(mockPersistentProvider, "test", LOG), -1, -1,
+ Map.of(), configParams, mockPersistence, applyState -> {
+ }, LOG, MoreExecutors.directExecutor());
support = new RaftActorRecoverySupport(context, mockCohort);
context.setReplicatedLog(ReplicatedLogImpl.newInstance(context));
}
- private void sendMessageToSupport(Object message) {
+ private void sendMessageToSupport(final Object message) {
sendMessageToSupport(message, false);
}
- private void sendMessageToSupport(Object message, boolean expComplete) {
+ private void sendMessageToSupport(final Object message, final boolean expComplete) {
boolean complete = support.handleRecoveryMessage(message, mockPersistentProvider);
assertEquals("complete", expComplete, complete);
}
@Test
public void testOnReplicatedLogEntry() {
- MockRaftActorContext.MockReplicatedLogEntry logEntry = new MockRaftActorContext.MockReplicatedLogEntry(1,
- 1, new MockRaftActorContext.MockPayload("1", 5));
+ ReplicatedLogEntry logEntry = new SimpleReplicatedLogEntry(1, 1, new MockRaftActorContext.MockPayload("1", 5));
sendMessageToSupport(logEntry);
configParams.setJournalRecoveryLogBatchSize(5);
ReplicatedLog replicatedLog = context.getReplicatedLog();
- replicatedLog.append(new MockRaftActorContext.MockReplicatedLogEntry(1,
- 0, new MockRaftActorContext.MockPayload("0")));
- replicatedLog.append(new MockRaftActorContext.MockReplicatedLogEntry(1,
- 1, new MockRaftActorContext.MockPayload("1")));
- replicatedLog.append(new MockRaftActorContext.MockReplicatedLogEntry(1,
- 2, new MockRaftActorContext.MockPayload("2")));
- replicatedLog.append(new MockRaftActorContext.MockReplicatedLogEntry(1,
- 3, new MockRaftActorContext.MockPayload("3")));
- replicatedLog.append(new MockRaftActorContext.MockReplicatedLogEntry(1,
- 4, new MockRaftActorContext.MockPayload("4")));
- replicatedLog.append(new MockRaftActorContext.MockReplicatedLogEntry(1,
- 5, new MockRaftActorContext.MockPayload("5")));
+ replicatedLog.append(new SimpleReplicatedLogEntry(0, 1, new MockRaftActorContext.MockPayload("0")));
+ replicatedLog.append(new SimpleReplicatedLogEntry(1, 1, new MockRaftActorContext.MockPayload("1")));
+ replicatedLog.append(new SimpleReplicatedLogEntry(2, 1, new MockRaftActorContext.MockPayload("2")));
+ replicatedLog.append(new SimpleReplicatedLogEntry(3, 1, new MockRaftActorContext.MockPayload("3")));
+ replicatedLog.append(new SimpleReplicatedLogEntry(4, 1, new MockRaftActorContext.MockPayload("4")));
+ replicatedLog.append(new SimpleReplicatedLogEntry(5, 1, new MockRaftActorContext.MockPayload("5")));
sendMessageToSupport(new ApplyJournalEntries(2));
InOrder inOrder = Mockito.inOrder(mockCohort);
inOrder.verify(mockCohort).startLogRecoveryBatch(5);
- for(int i = 0; i < replicatedLog.size() - 1; i++) {
+ for (int i = 0; i < replicatedLog.size() - 1; i++) {
inOrder.verify(mockCohort).appendRecoveredLogEntry(replicatedLog.get(i).getData());
}
inOrder.verifyNoMoreInteractions();
}
+ @Test
+ public void testIncrementalRecovery() {
+ int recoverySnapshotInterval = 3;
+ int numberOfEntries = 5;
+ configParams.setRecoverySnapshotIntervalSeconds(recoverySnapshotInterval);
+ Consumer<Optional<OutputStream>> mockSnapshotConsumer = mock(Consumer.class);
+ context.getSnapshotManager().setCreateSnapshotConsumer(mockSnapshotConsumer);
+
+ ScheduledExecutorService applyEntriesExecutor = Executors.newSingleThreadScheduledExecutor();
+ ReplicatedLog replicatedLog = context.getReplicatedLog();
+
+ for (int i = 0; i <= numberOfEntries; i++) {
+ replicatedLog.append(new SimpleReplicatedLogEntry(i, 1,
+ new MockRaftActorContext.MockPayload(String.valueOf(i))));
+ }
+
+ AtomicInteger entryCount = new AtomicInteger();
+ ScheduledFuture<?> applyEntriesFuture = applyEntriesExecutor.scheduleAtFixedRate(() -> {
+ int run = entryCount.getAndIncrement();
+ LOG.info("Sending entry number {}", run);
+ sendMessageToSupport(new ApplyJournalEntries(run));
+ }, 0, 1, TimeUnit.SECONDS);
+
+ ScheduledFuture<Boolean> canceller = applyEntriesExecutor.schedule(() -> applyEntriesFuture.cancel(false),
+ numberOfEntries, TimeUnit.SECONDS);
+ try {
+ canceller.get();
+ verify(mockSnapshotConsumer, times(1)).accept(any());
+ applyEntriesExecutor.shutdown();
+ } catch (InterruptedException | ExecutionException e) {
+ Assert.fail();
+ }
+ }
+
@Test
public void testOnSnapshotOffer() {
ReplicatedLog replicatedLog = context.getReplicatedLog();
- replicatedLog.append(new MockRaftActorContext.MockReplicatedLogEntry(1,
- 1, new MockRaftActorContext.MockPayload("1")));
- replicatedLog.append(new MockRaftActorContext.MockReplicatedLogEntry(1,
- 2, new MockRaftActorContext.MockPayload("2")));
- replicatedLog.append(new MockRaftActorContext.MockReplicatedLogEntry(1,
- 3, new MockRaftActorContext.MockPayload("3")));
+ replicatedLog.append(new SimpleReplicatedLogEntry(1, 1, new MockRaftActorContext.MockPayload("1")));
+ replicatedLog.append(new SimpleReplicatedLogEntry(2, 1, new MockRaftActorContext.MockPayload("2")));
+ replicatedLog.append(new SimpleReplicatedLogEntry(3, 1, new MockRaftActorContext.MockPayload("3")));
- byte[] snapshotBytes = {1,2,3,4,5};
+ ReplicatedLogEntry unAppliedEntry1 = new SimpleReplicatedLogEntry(4, 1,
+ new MockRaftActorContext.MockPayload("4", 4));
- ReplicatedLogEntry unAppliedEntry1 = new MockRaftActorContext.MockReplicatedLogEntry(1,
- 4, new MockRaftActorContext.MockPayload("4", 4));
-
- ReplicatedLogEntry unAppliedEntry2 = new MockRaftActorContext.MockReplicatedLogEntry(1,
- 5, new MockRaftActorContext.MockPayload("5", 5));
+ ReplicatedLogEntry unAppliedEntry2 = new SimpleReplicatedLogEntry(5, 1,
+ new MockRaftActorContext.MockPayload("5", 5));
long lastAppliedDuringSnapshotCapture = 3;
long lastIndexDuringSnapshotCapture = 5;
long electionTerm = 2;
String electionVotedFor = "member-2";
- Snapshot snapshot = Snapshot.create(snapshotBytes, Arrays.asList(unAppliedEntry1, unAppliedEntry2),
- lastIndexDuringSnapshotCapture, 1, lastAppliedDuringSnapshotCapture, 1, electionTerm, electionVotedFor);
+ MockSnapshotState snapshotState = new MockSnapshotState(List.of(new MockPayload("1")));
+ Snapshot snapshot = Snapshot.create(snapshotState,
+ List.of(unAppliedEntry1, unAppliedEntry2), lastIndexDuringSnapshotCapture, 1,
+ lastAppliedDuringSnapshotCapture, 1, electionTerm, electionVotedFor, null);
SnapshotMetadata metadata = new SnapshotMetadata("test", 6, 12345);
- SnapshotOffer snapshotOffer = new SnapshotOffer(metadata , snapshot);
+ SnapshotOffer snapshotOffer = new SnapshotOffer(metadata, snapshot);
sendMessageToSupport(snapshotOffer);
assertEquals("Election votedFor", electionVotedFor, context.getTermInformation().getVotedFor());
assertFalse("Dynamic server configuration", context.isDynamicServerConfigurationInUse());
- verify(mockCohort).applyRecoverySnapshot(snapshotBytes);
+ verify(mockCohort).applyRecoverySnapshot(snapshotState);
}
@Test
public void testOnRecoveryCompletedWithRemainingBatch() {
ReplicatedLog replicatedLog = context.getReplicatedLog();
- replicatedLog.append(new MockRaftActorContext.MockReplicatedLogEntry(1,
- 0, new MockRaftActorContext.MockPayload("0")));
- replicatedLog.append(new MockRaftActorContext.MockReplicatedLogEntry(1,
- 1, new MockRaftActorContext.MockPayload("1")));
+ replicatedLog.append(new SimpleReplicatedLogEntry(0, 1, new MockRaftActorContext.MockPayload("0")));
+ replicatedLog.append(new SimpleReplicatedLogEntry(1, 1, new MockRaftActorContext.MockPayload("1")));
sendMessageToSupport(new ApplyJournalEntries(1));
InOrder inOrder = Mockito.inOrder(mockCohort);
inOrder.verify(mockCohort).startLogRecoveryBatch(anyInt());
- for(int i = 0; i < replicatedLog.size(); i++) {
+ for (int i = 0; i < replicatedLog.size(); i++) {
inOrder.verify(mockCohort).appendRecoveredLogEntry(replicatedLog.get(i).getData());
}
verifyNoMoreInteractions(mockCohort);
}
- @Test
- public void testOnDeprecatedDeleteEntries() {
- ReplicatedLog replicatedLog = context.getReplicatedLog();
- replicatedLog.append(new MockRaftActorContext.MockReplicatedLogEntry(1,
- 0, new MockRaftActorContext.MockPayload("0")));
- replicatedLog.append(new MockRaftActorContext.MockReplicatedLogEntry(1,
- 1, new MockRaftActorContext.MockPayload("1")));
- replicatedLog.append(new MockRaftActorContext.MockReplicatedLogEntry(1,
- 2, new MockRaftActorContext.MockPayload("2")));
-
- sendMessageToSupport(new org.opendaylight.controller.cluster.raft.RaftActor.DeleteEntries(1));
-
- assertEquals("Journal log size", 1, context.getReplicatedLog().size());
- assertEquals("Last index", 0, context.getReplicatedLog().lastIndex());
- }
-
@Test
public void testOnDeleteEntries() {
ReplicatedLog replicatedLog = context.getReplicatedLog();
- replicatedLog.append(new MockRaftActorContext.MockReplicatedLogEntry(1,
- 0, new MockRaftActorContext.MockPayload("0")));
- replicatedLog.append(new MockRaftActorContext.MockReplicatedLogEntry(1,
- 1, new MockRaftActorContext.MockPayload("1")));
- replicatedLog.append(new MockRaftActorContext.MockReplicatedLogEntry(1,
- 2, new MockRaftActorContext.MockPayload("2")));
+ replicatedLog.append(new SimpleReplicatedLogEntry(0, 1, new MockRaftActorContext.MockPayload("0")));
+ replicatedLog.append(new SimpleReplicatedLogEntry(1, 1, new MockRaftActorContext.MockPayload("1")));
+ replicatedLog.append(new SimpleReplicatedLogEntry(2, 1, new MockRaftActorContext.MockPayload("2")));
sendMessageToSupport(new DeleteEntries(1));
assertEquals("Voted For", "member2", context.getTermInformation().getVotedFor());
}
- @Test
- public void testDeprecatedUpdateElectionTerm() {
-
- sendMessageToSupport(new org.opendaylight.controller.cluster.raft.RaftActor.UpdateElectionTerm(5, "member2"));
-
- assertEquals("Current term", 5, context.getTermInformation().getCurrentTerm());
- assertEquals("Voted For", "member2", context.getTermInformation().getVotedFor());
- }
-
- @SuppressWarnings("unchecked")
@Test
public void testDataRecoveredWithPersistenceDisabled() {
doReturn(false).when(mockPersistence).isRecoveryApplicable();
doReturn(10L).when(mockPersistentProvider).getLastSequenceNumber();
- sendMessageToSupport(new UpdateElectionTerm(5, "member2"));
-
- Snapshot snapshot = Snapshot.create(new byte[]{1}, Collections.<ReplicatedLogEntry>emptyList(), 3, 1, 3, 1);
+ Snapshot snapshot = Snapshot.create(new MockSnapshotState(List.of(new MockPayload("1"))),
+ List.of(), 3, 1, 3, 1, -1, null, null);
SnapshotOffer snapshotOffer = new SnapshotOffer(new SnapshotMetadata("test", 6, 12345), snapshot);
sendMessageToSupport(snapshotOffer);
- sendMessageToSupport(new MockRaftActorContext.MockReplicatedLogEntry(1,
- 4, new MockRaftActorContext.MockPayload("4")));
- sendMessageToSupport(new MockRaftActorContext.MockReplicatedLogEntry(1,
- 5, new MockRaftActorContext.MockPayload("5")));
+ sendMessageToSupport(new UpdateElectionTerm(5, "member2"));
+
+ sendMessageToSupport(new SimpleReplicatedLogEntry(4, 1, new MockRaftActorContext.MockPayload("4")));
+ sendMessageToSupport(new SimpleReplicatedLogEntry(5, 1, new MockRaftActorContext.MockPayload("5")));
sendMessageToSupport(new ApplyJournalEntries(4));
sendMessageToSupport(new DeleteEntries(5));
- sendMessageToSupport(new org.opendaylight.controller.cluster.raft.RaftActor.DeleteEntries(5));
-
assertEquals("Journal log size", 0, context.getReplicatedLog().size());
assertEquals("Last index", -1, context.getReplicatedLog().lastIndex());
assertEquals("Last applied", -1, context.getLastApplied());
sendMessageToSupport(RecoveryCompleted.getInstance(), true);
- verify(mockCohort).getRestoreFromSnapshot();
+ verify(mockCohort, never()).applyRecoverySnapshot(any());
+ verify(mockCohort, never()).getRestoreFromSnapshot();
verifyNoMoreInteractions(mockCohort);
verify(mockPersistentProvider).deleteMessages(10L);
- verify(mockPersistentProvider).deleteSnapshots(any(SnapshotSelectionCriteria.class));
- verify(mockPersistentProvider).persist(updateElectionTerm(5, "member2"), any(Procedure.class));
}
static UpdateElectionTerm updateElectionTerm(final long term, final String votedFor) {
- return Matchers.argThat(new ArgumentMatcher<UpdateElectionTerm>() {
- @Override
- public boolean matches(Object argument) {
- UpdateElectionTerm other = (UpdateElectionTerm) argument;
- return term == other.getCurrentTerm() && votedFor.equals(other.getVotedFor());
- }
-
- @Override
- public void describeTo(Description description) {
- description.appendValue(new UpdateElectionTerm(term, votedFor));
- }
- });
+ return ArgumentMatchers.argThat(other ->
+ term == other.getCurrentTerm() && votedFor.equals(other.getVotedFor()));
}
@Test
public void testNoDataRecoveredWithPersistenceDisabled() {
- doReturn(false).when(mockPersistence).isRecoveryApplicable();
-
sendMessageToSupport(new UpdateElectionTerm(5, "member2"));
assertEquals("Current term", 5, context.getTermInformation().getCurrentTerm());
context.addToPeers(follower2, null, VotingState.VOTING);
//add new Server
- ServerConfigurationPayload obj = new ServerConfigurationPayload(Arrays.asList(
+ ServerConfigurationPayload obj = new ServerConfigurationPayload(List.of(
new ServerInfo(localId, true),
new ServerInfo(follower1, true),
new ServerInfo(follower2, false),
new ServerInfo(follower3, true)));
- sendMessageToSupport(new MockRaftActorContext.MockReplicatedLogEntry(1, 0, obj));
+ sendMessageToSupport(new SimpleReplicatedLogEntry(0, 1, obj));
//verify new peers
assertTrue("Dynamic server configuration", context.isDynamicServerConfigurationInUse());
- assertEquals("New peer Ids", Sets.newHashSet(follower1, follower2, follower3),
- Sets.newHashSet(context.getPeerIds()));
+ assertEquals("New peer Ids", Set.of(follower1, follower2, follower3), Set.copyOf(context.getPeerIds()));
assertEquals("follower1 isVoting", true, context.getPeerInfo(follower1).isVoting());
assertEquals("follower2 isVoting", false, context.getPeerInfo(follower2).isVoting());
assertEquals("follower3 isVoting", true, context.getPeerInfo(follower3).isVoting());
verify(mockCohort, never()).appendRecoveredLogEntry(any(Payload.class));
//remove existing follower1
- obj = new ServerConfigurationPayload(Arrays.asList(
+ obj = new ServerConfigurationPayload(List.of(
new ServerInfo(localId, true),
new ServerInfo("follower2", true),
new ServerInfo("follower3", true)));
- sendMessageToSupport(new MockRaftActorContext.MockReplicatedLogEntry(1, 1, obj));
+ sendMessageToSupport(new SimpleReplicatedLogEntry(1, 1, obj));
//verify new peers
assertTrue("Dynamic server configuration", context.isDynamicServerConfigurationInUse());
- assertEquals("New peer Ids", Sets.newHashSet(follower2, follower3), Sets.newHashSet(context.getPeerIds()));
+ assertEquals("New peer Ids", Set.of(follower2, follower3), Set.copyOf(context.getPeerIds()));
}
@Test
doReturn(false).when(mockPersistence).isRecoveryApplicable();
String follower = "follower";
- ServerConfigurationPayload obj = new ServerConfigurationPayload(Arrays.asList(
+ ServerConfigurationPayload obj = new ServerConfigurationPayload(List.of(
new ServerInfo(localId, true), new ServerInfo(follower, true)));
- sendMessageToSupport(new MockRaftActorContext.MockReplicatedLogEntry(1, 0, obj));
+ sendMessageToSupport(new SimpleReplicatedLogEntry(0, 1, obj));
//verify new peers
- assertEquals("New peer Ids", Sets.newHashSet(follower), Sets.newHashSet(context.getPeerIds()));
+ assertEquals("New peer Ids", Set.of(follower), Set.copyOf(context.getPeerIds()));
}
@Test
public void testOnSnapshotOfferWithServerConfiguration() {
long electionTerm = 2;
String electionVotedFor = "member-2";
- ServerConfigurationPayload serverPayload = new ServerConfigurationPayload(Arrays.asList(
- new ServerInfo(localId, true),
- new ServerInfo("follower1", true),
- new ServerInfo("follower2", true)));
+ ServerConfigurationPayload serverPayload = new ServerConfigurationPayload(List.of(
+ new ServerInfo(localId, true),
+ new ServerInfo("follower1", true),
+ new ServerInfo("follower2", true)));
- Snapshot snapshot = Snapshot.create(new byte[]{1}, Collections.<ReplicatedLogEntry>emptyList(),
+ MockSnapshotState snapshotState = new MockSnapshotState(List.of(new MockPayload("1")));
+ Snapshot snapshot = Snapshot.create(snapshotState, List.of(),
-1, -1, -1, -1, electionTerm, electionVotedFor, serverPayload);
SnapshotMetadata metadata = new SnapshotMetadata("test", 6, 12345);
- SnapshotOffer snapshotOffer = new SnapshotOffer(metadata , snapshot);
+ SnapshotOffer snapshotOffer = new SnapshotOffer(metadata, snapshot);
sendMessageToSupport(snapshotOffer);
assertEquals("Election term", electionTerm, context.getTermInformation().getCurrentTerm());
assertEquals("Election votedFor", electionVotedFor, context.getTermInformation().getVotedFor());
assertTrue("Dynamic server configuration", context.isDynamicServerConfigurationInUse());
- assertEquals("Peer List", Sets.newHashSet("follower1", "follower2"),
- Sets.newHashSet(context.getPeerIds()));
+ assertEquals("Peer List", Set.of("follower1", "follower2"), Set.copyOf(context.getPeerIds()));
}
-}
+}
\ No newline at end of file
Code Review / controller.git / blobdiff