*/
package org.opendaylight.controller.cluster.datastore.entityownership;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertSame;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+import static org.mockito.Mockito.mock;
+import static org.opendaylight.controller.cluster.datastore.entityownership.EntityOwnersModel.ENTITY_ID_QNAME;
+import static org.opendaylight.controller.cluster.datastore.entityownership.EntityOwnersModel.ENTITY_OWNERS_PATH;
+import static org.opendaylight.controller.cluster.datastore.entityownership.EntityOwnersModel.ENTITY_QNAME;
+import static org.opendaylight.controller.cluster.datastore.entityownership.EntityOwnersModel.entityEntryWithOwner;
+import static org.opendaylight.controller.cluster.datastore.entityownership.EntityOwnersModel.entityOwnersWithEntityTypeEntry;
+import static org.opendaylight.controller.cluster.datastore.entityownership.EntityOwnersModel.entityPath;
+import static org.opendaylight.controller.cluster.datastore.entityownership.EntityOwnersModel.entityTypeEntryWithEntityEntry;
import akka.actor.ActorRef;
-import java.util.Collections;
-import java.util.List;
+import akka.actor.PoisonPill;
+import akka.actor.Props;
+import com.google.common.base.Function;
+import com.google.common.base.Optional;
+import com.google.common.collect.Sets;
+import com.google.common.util.concurrent.Uninterruptibles;
+import java.util.Collection;
+import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
+import java.util.concurrent.atomic.AtomicReference;
+import org.junit.After;
import org.junit.Before;
import org.junit.Test;
-import org.opendaylight.controller.cluster.datastore.AbstractActorTest;
+import org.mockito.Mockito;
import org.opendaylight.controller.cluster.datastore.DatastoreContext;
+import org.opendaylight.controller.cluster.datastore.DatastoreContextFactory;
import org.opendaylight.controller.cluster.datastore.DistributedDataStore;
+import org.opendaylight.controller.cluster.datastore.ShardDataTree;
+import org.opendaylight.controller.cluster.datastore.config.Configuration;
+import org.opendaylight.controller.cluster.datastore.config.ConfigurationImpl;
+import org.opendaylight.controller.cluster.datastore.config.EmptyModuleShardConfigProvider;
+import org.opendaylight.controller.cluster.datastore.entityownership.messages.RegisterCandidateLocal;
+import org.opendaylight.controller.cluster.datastore.entityownership.messages.RegisterListenerLocal;
+import org.opendaylight.controller.cluster.datastore.entityownership.messages.UnregisterCandidateLocal;
+import org.opendaylight.controller.cluster.datastore.entityownership.messages.UnregisterListenerLocal;
+import org.opendaylight.controller.cluster.datastore.entityownership.selectionstrategy.EntityOwnerSelectionStrategyConfig;
+import org.opendaylight.controller.cluster.datastore.messages.GetShardDataTree;
import org.opendaylight.controller.cluster.datastore.utils.MockClusterWrapper;
-import org.opendaylight.controller.cluster.datastore.utils.MockConfiguration;
-import org.opendaylight.controller.md.cluster.datastore.model.TestModel;
+import org.opendaylight.controller.md.cluster.datastore.model.SchemaContextHelper;
+import org.opendaylight.controller.md.sal.common.api.clustering.CandidateAlreadyRegisteredException;
+import org.opendaylight.controller.md.sal.common.api.clustering.Entity;
+import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipCandidateRegistration;
+import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipListener;
+import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipListenerRegistration;
+import org.opendaylight.controller.md.sal.common.api.clustering.EntityOwnershipState;
+import org.opendaylight.yangtools.yang.common.QName;
+import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
+import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
+import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTree;
+import org.opendaylight.yangtools.yang.data.api.schema.tree.TreeType;
+import org.opendaylight.yangtools.yang.data.impl.schema.ImmutableNodes;
import scala.concurrent.Await;
import scala.concurrent.Future;
import scala.concurrent.duration.Duration;
*
* @author Thomas Pantelis
*/
-public class DistributedEntityOwnershipServiceTest extends AbstractActorTest {
- private static int ID_COUNTER = 1;
+public class DistributedEntityOwnershipServiceTest extends AbstractEntityOwnershipTest {
+ static String ENTITY_TYPE = "test";
+ static String ENTITY_TYPE2 = "test2";
+ static int ID_COUNTER = 1;
+ static final QName QNAME = QName.create("test", "2015-08-11", "foo");
private final String dataStoreType = "config" + ID_COUNTER++;
- private DistributedEntityOwnershipService service;
private DistributedDataStore dataStore;
@Before
- public void setUp() throws Exception {
+ public void setUp() {
DatastoreContext datastoreContext = DatastoreContext.newBuilder().dataStoreType(dataStoreType).
shardInitializationTimeout(10, TimeUnit.SECONDS).build();
- dataStore = new DistributedDataStore(getSystem(), new MockClusterWrapper(),
- new MockConfiguration(Collections.<String, List<String>>emptyMap()), datastoreContext );
- dataStore.onGlobalContextUpdated(TestModel.createTestContext());
+ Configuration configuration = new ConfigurationImpl(new EmptyModuleShardConfigProvider()) {
+ @Override
+ public Collection<String> getUniqueMemberNamesForAllShards() {
+ return Sets.newHashSet("member-1");
+ }
+ };
- service = new DistributedEntityOwnershipService(dataStore);
+ DatastoreContextFactory mockContextFactory = Mockito.mock(DatastoreContextFactory.class);
+ Mockito.doReturn(datastoreContext).when(mockContextFactory).getBaseDatastoreContext();
+ Mockito.doReturn(datastoreContext).when(mockContextFactory).getShardDatastoreContext(Mockito.anyString());
+
+ dataStore = new DistributedDataStore(getSystem(), new MockClusterWrapper(), configuration, mockContextFactory, null);
+
+ dataStore.onGlobalContextUpdated(SchemaContextHelper.entityOwners());
+ }
+
+ @After
+ public void tearDown() {
+ dataStore.getActorContext().getShardManager().tell(PoisonPill.getInstance(), ActorRef.noSender());
}
@Test
public void testEntityOwnershipShardCreated() throws Exception {
+ DistributedEntityOwnershipService service = new DistributedEntityOwnershipService(dataStore,
+ EntityOwnerSelectionStrategyConfig.newBuilder().build());
service.start();
Future<ActorRef> future = dataStore.getActorContext().findLocalShardAsync(
DistributedEntityOwnershipService.ENTITY_OWNERSHIP_SHARD_NAME);
ActorRef shardActor = Await.result(future, Duration.create(10, TimeUnit.SECONDS));
assertNotNull(DistributedEntityOwnershipService.ENTITY_OWNERSHIP_SHARD_NAME + " not found", shardActor);
+
+ service.close();
+ }
+
+ @Test
+ public void testRegisterCandidate() throws Exception {
+ final TestShardBuilder shardBuilder = new TestShardBuilder();
+ DistributedEntityOwnershipService service = new DistributedEntityOwnershipService(dataStore,
+ EntityOwnerSelectionStrategyConfig.newBuilder().build()) {
+ @Override
+ protected EntityOwnershipShard.Builder newShardBuilder() {
+ return shardBuilder;
+ }
+ };
+
+ service.start();
+
+ shardBuilder.expectShardMessage(RegisterCandidateLocal.class);
+
+ YangInstanceIdentifier entityId = YangInstanceIdentifier.of(QNAME);
+ Entity entity = new Entity(ENTITY_TYPE, entityId);
+
+ EntityOwnershipCandidateRegistration reg = service.registerCandidate(entity);
+
+ verifyEntityOwnershipCandidateRegistration(entity, reg);
+ verifyRegisterCandidateLocal(shardBuilder, entity);
+ verifyEntityCandidate(service.getLocalEntityOwnershipShard(), ENTITY_TYPE, entityId,
+ dataStore.getActorContext().getCurrentMemberName());
+
+ // Register the same entity - should throw exception
+
+ try {
+ service.registerCandidate(entity);
+ fail("Expected CandidateAlreadyRegisteredException");
+ } catch(CandidateAlreadyRegisteredException e) {
+ // expected
+ assertEquals("getEntity", entity, e.getEntity());
+ }
+
+ // Register a different entity - should succeed
+
+ Entity entity2 = new Entity(ENTITY_TYPE2, entityId);
+ shardBuilder.expectShardMessage(RegisterCandidateLocal.class);
+
+ EntityOwnershipCandidateRegistration reg2 = service.registerCandidate(entity2);
+
+ verifyEntityOwnershipCandidateRegistration(entity2, reg2);
+ verifyRegisterCandidateLocal(shardBuilder, entity2);
+ verifyEntityCandidate(service.getLocalEntityOwnershipShard(), ENTITY_TYPE2, entityId,
+ dataStore.getActorContext().getCurrentMemberName());
+
+ service.close();
}
@Test
- public void testRegisterCandidate() {
+ public void testCloseCandidateRegistration() throws Exception {
+ final TestShardBuilder shardBuilder = new TestShardBuilder();
+ DistributedEntityOwnershipService service = new DistributedEntityOwnershipService(dataStore,
+ EntityOwnerSelectionStrategyConfig.newBuilder().build()) {
+ @Override
+ protected EntityOwnershipShard.Builder newShardBuilder() {
+ return shardBuilder;
+ }
+ };
+
+ service.start();
+
+ shardBuilder.expectShardMessage(RegisterCandidateLocal.class);
+
+ Entity entity = new Entity(ENTITY_TYPE, YangInstanceIdentifier.of(QNAME));
+
+ EntityOwnershipCandidateRegistration reg = service.registerCandidate(entity);
+
+ verifyEntityOwnershipCandidateRegistration(entity, reg);
+ verifyRegisterCandidateLocal(shardBuilder, entity);
+
+ shardBuilder.expectShardMessage(UnregisterCandidateLocal.class);
+
+ reg.close();
+
+ UnregisterCandidateLocal unregCandidate = shardBuilder.waitForShardMessage();
+ assertEquals("getEntity", entity, unregCandidate.getEntity());
+
+ // Re-register - should succeed.
+
+ shardBuilder.expectShardMessage(RegisterCandidateLocal.class);
+
+ service.registerCandidate(entity);
+
+ verifyRegisterCandidateLocal(shardBuilder, entity);
+
+ service.close();
}
@Test
- public void testRegisterListener() {
+ public void testListenerRegistration() {
+ final TestShardBuilder shardBuilder = new TestShardBuilder();
+ DistributedEntityOwnershipService service = new DistributedEntityOwnershipService(dataStore,
+ EntityOwnerSelectionStrategyConfig.newBuilder().build()) {
+ @Override
+ protected EntityOwnershipShard.Builder newShardBuilder() {
+ return shardBuilder;
+ }
+ };
+
+ service.start();
+
+ shardBuilder.expectShardMessage(RegisterListenerLocal.class);
+
+ YangInstanceIdentifier entityId = YangInstanceIdentifier.of(QNAME);
+ Entity entity = new Entity(ENTITY_TYPE, entityId);
+ EntityOwnershipListener listener = mock(EntityOwnershipListener.class);
+
+ EntityOwnershipListenerRegistration reg = service.registerListener(entity.getType(), listener);
+
+ assertNotNull("EntityOwnershipListenerRegistration null", reg);
+ assertEquals("getEntityType", entity.getType(), reg.getEntityType());
+ assertEquals("getInstance", listener, reg.getInstance());
+
+ RegisterListenerLocal regListener = shardBuilder.waitForShardMessage();
+ assertSame("getListener", listener, regListener.getListener());
+ assertEquals("getEntityType", entity.getType(), regListener.getEntityType());
+
+ shardBuilder.expectShardMessage(UnregisterListenerLocal.class);
+
+ reg.close();
+
+ UnregisterListenerLocal unregListener = shardBuilder.waitForShardMessage();
+ assertEquals("getEntityType", entity.getType(), unregListener.getEntityType());
+ assertSame("getListener", listener, unregListener.getListener());
+
+ service.close();
+ }
+
+ @Test
+ public void testGetOwnershipState() throws Exception {
+ final TestShardBuilder shardBuilder = new TestShardBuilder();
+ DistributedEntityOwnershipService service = new DistributedEntityOwnershipService(dataStore,
+ EntityOwnerSelectionStrategyConfig.newBuilder().build()) {
+ @Override
+ protected EntityOwnershipShard.Builder newShardBuilder() {
+ return shardBuilder;
+ }
+ };
+
+ service.start();
+
+ ShardDataTree shardDataTree = new ShardDataTree(SchemaContextHelper.entityOwners(), TreeType.OPERATIONAL);
+ shardBuilder.setDataTree(shardDataTree.getDataTree());
+
+ Entity entity1 = new Entity(ENTITY_TYPE, "one");
+ writeNode(ENTITY_OWNERS_PATH, entityOwnersWithEntityTypeEntry(entityTypeEntryWithEntityEntry(entity1.getType(),
+ entityEntryWithOwner(entity1.getId(), "member-1"))), shardDataTree);
+ verifyGetOwnershipState(service, entity1, true, true);
+
+ writeNode(entityPath(entity1.getType(), entity1.getId()), entityEntryWithOwner(entity1.getId(), "member-2"),
+ shardDataTree);
+ verifyGetOwnershipState(service, entity1, false, true);
+
+ writeNode(entityPath(entity1.getType(), entity1.getId()), entityEntryWithOwner(entity1.getId(), ""),
+ shardDataTree);
+ verifyGetOwnershipState(service, entity1, false, false);
+
+ Entity entity2 = new Entity(ENTITY_TYPE, "two");
+ Optional<EntityOwnershipState> state = service.getOwnershipState(entity2);
+ assertEquals("getOwnershipState present", false, state.isPresent());
+
+ writeNode(entityPath(entity2.getType(), entity2.getId()), ImmutableNodes.mapEntry(ENTITY_QNAME,
+ ENTITY_ID_QNAME, entity2.getId()), shardDataTree);
+ verifyGetOwnershipState(service, entity2, false, false);
+
+ service.close();
+ }
+
+ @Test
+ public void testIsCandidateRegistered() throws CandidateAlreadyRegisteredException {
+ final TestShardBuilder shardBuilder = new TestShardBuilder();
+ DistributedEntityOwnershipService service = new DistributedEntityOwnershipService(dataStore,
+ EntityOwnerSelectionStrategyConfig.newBuilder().build()) {
+ @Override
+ protected EntityOwnershipShard.Builder newShardBuilder() {
+ return shardBuilder;
+ }
+ };
+
+ service.start();
+
+ final Entity test = new Entity("test-type", "test");
+
+ assertFalse(service.isCandidateRegistered(test));
+
+ service.registerCandidate(test);
+
+ assertTrue(service.isCandidateRegistered(test));
+
+ service.close();
+ }
+
+ private static void verifyGetOwnershipState(DistributedEntityOwnershipService service, Entity entity,
+ boolean isOwner, boolean hasOwner) {
+ Optional<EntityOwnershipState> state = service.getOwnershipState(entity);
+ assertEquals("getOwnershipState present", true, state.isPresent());
+ assertEquals("isOwner", isOwner, state.get().isOwner());
+ assertEquals("hasOwner", hasOwner, state.get().hasOwner());
+ }
+
+ private void verifyEntityCandidate(ActorRef entityOwnershipShard, String entityType,
+ YangInstanceIdentifier entityId, String candidateName) {
+ verifyEntityCandidate(entityType, entityId, candidateName,
+ new Function<YangInstanceIdentifier, NormalizedNode<?,?>>() {
+ @Override
+ public NormalizedNode<?, ?> apply(YangInstanceIdentifier path) {
+ try {
+ return dataStore.newReadOnlyTransaction().read(path).get(5, TimeUnit.SECONDS).get();
+ } catch (Exception e) {
+ return null;
+ }
+ }
+ });
+ }
+
+ private static void verifyRegisterCandidateLocal(final TestShardBuilder shardBuilder, Entity entity) {
+ RegisterCandidateLocal regCandidate = shardBuilder.waitForShardMessage();
+ assertEquals("getEntity", entity, regCandidate.getEntity());
+ }
+
+ private static void verifyEntityOwnershipCandidateRegistration(Entity entity, EntityOwnershipCandidateRegistration reg) {
+ assertNotNull("EntityOwnershipCandidateRegistration null", reg);
+ assertEquals("getInstance", entity, reg.getInstance());
+ }
+
+ static class TestShardBuilder extends EntityOwnershipShard.Builder {
+ TestShardBuilder() {
+ localMemberName("member-1").ownerSelectionStrategyConfig(
+ EntityOwnerSelectionStrategyConfig.newBuilder().build());
+ }
+
+ private final AtomicReference<CountDownLatch> messageReceived = new AtomicReference<>();
+ private final AtomicReference<Object> receivedMessage = new AtomicReference<>();
+ private final AtomicReference<Class<?>> messageClass = new AtomicReference<>();
+ private final AtomicReference<DataTree> dataTree = new AtomicReference<>();
+
+ @Override
+ public Props props() {
+ verify();
+ return Props.create(TestEntityOwnershipShard.class,this, messageClass, messageReceived,
+ receivedMessage, dataTree);
+ }
+
+ @SuppressWarnings("unchecked")
+ <T> T waitForShardMessage() {
+ assertTrue("Message " + messageClass.get().getSimpleName() + " was not received",
+ Uninterruptibles.awaitUninterruptibly(messageReceived.get(), 5, TimeUnit.SECONDS));
+ assertEquals("Message type", messageClass.get(), receivedMessage.get().getClass());
+ return (T) receivedMessage.get();
+ }
+
+ void expectShardMessage(Class<?> ofType) {
+ messageReceived.set(new CountDownLatch(1));
+ receivedMessage.set(null);
+ messageClass.set(ofType);
+ }
+
+ void setDataTree(DataTree tree) {
+ this.dataTree.set(tree);
+ }
+ }
+
+ static class TestEntityOwnershipShard extends EntityOwnershipShard {
+ private final AtomicReference<CountDownLatch> messageReceived;
+ private final AtomicReference<Object> receivedMessage;
+ private final AtomicReference<Class<?>> messageClass;
+ private final AtomicReference<DataTree> dataTree;
+
+ protected TestEntityOwnershipShard(EntityOwnershipShard.Builder builder,
+ AtomicReference<Class<?>> messageClass, AtomicReference<CountDownLatch> messageReceived,
+ AtomicReference<Object> receivedMessage, AtomicReference<DataTree> dataTree) {
+ super(builder);
+ this.messageClass = messageClass;
+ this.messageReceived = messageReceived;
+ this.receivedMessage = receivedMessage;
+ this.dataTree = dataTree;
+ }
+
+ @Override
+ public void onReceiveCommand(final Object message) throws Exception {
+ try {
+ if(dataTree.get() != null && message instanceof GetShardDataTree) {
+ sender().tell(dataTree.get(), self());
+ } else {
+ super.onReceiveCommand(message);
+ }
+ } finally {
+ Class<?> expMsgClass = messageClass.get();
+ if(expMsgClass != null && expMsgClass.equals(message.getClass())) {
+ receivedMessage.set(message);
+ messageReceived.get().countDown();
+ }
+ }
+ }
}
}