Examples with PersistentTopic org.apache.pulsar.broker.service.persistent.PersistentTopic used on opensource projects

Example 16 with PersistentTopic

use of org.apache.pulsar.broker.service.persistent.PersistentTopic in project incubator-pulsar by apache.

the class PersistentTopicTest method testMaxProducers.

public void testMaxProducers() throws Exception {
    PersistentTopic topic = new PersistentTopic(successTopicName, ledgerMock, brokerService);
    String role = "appid1";
    // 1. add producer1
    Producer producer = new Producer(topic, serverCnx, 1, /* producer id */
    "prod-name1", role, false, null, SchemaVersion.Latest);
    topic.addProducer(producer);
    assertEquals(topic.getProducers().size(), 1);
    // 2. add producer2
    Producer producer2 = new Producer(topic, serverCnx, 2, /* producer id */
    "prod-name2", role, false, null, SchemaVersion.Latest);
    topic.addProducer(producer2);
    assertEquals(topic.getProducers().size(), 2);
    // 3. add producer3 but reached maxProducersPerTopic
    try {
        Producer producer3 = new Producer(topic, serverCnx, 3, /* producer id */
        "prod-name3", role, false, null, SchemaVersion.Latest);
        topic.addProducer(producer3);
        fail("should have failed");
    } catch (BrokerServiceException e) {
        assertTrue(e instanceof BrokerServiceException.ProducerBusyException);
    }
}

Example 17 with PersistentTopic

use of org.apache.pulsar.broker.service.persistent.PersistentTopic in project incubator-pulsar by apache.

the class PersistentTopicTest method testMaxConsumersFailover.

public void testMaxConsumersFailover() throws Exception {
    PersistentTopic topic = new PersistentTopic(successTopicName, ledgerMock, brokerService);
    PersistentSubscription sub = new PersistentSubscription(topic, "sub-1", cursorMock);
    PersistentSubscription sub2 = new PersistentSubscription(topic, "sub-2", cursorMock);
    // for count consumers on topic
    ConcurrentOpenHashMap<String, PersistentSubscription> subscriptions = new ConcurrentOpenHashMap<>(16, 1);
    subscriptions.put("sub-1", sub);
    subscriptions.put("sub-2", sub2);
    Field field = topic.getClass().getDeclaredField("subscriptions");
    field.setAccessible(true);
    field.set(topic, subscriptions);
    // 1. add consumer1
    Consumer consumer = new Consumer(sub, SubType.Failover, topic.getName(), 1, /* consumer id */
    0, "Cons1", /* consumer name */
    50000, serverCnx, "myrole-1", Collections.emptyMap(), false, /* read compacted */
    InitialPosition.Latest);
    sub.addConsumer(consumer);
    assertEquals(sub.getConsumers().size(), 1);
    // 2. add consumer2
    Consumer consumer2 = new Consumer(sub, SubType.Failover, topic.getName(), 2, /* consumer id */
    0, "Cons2", /* consumer name */
    50000, serverCnx, "myrole-1", Collections.emptyMap(), false, /* read compacted */
    InitialPosition.Latest);
    sub.addConsumer(consumer2);
    assertEquals(sub.getConsumers().size(), 2);
    // 3. add consumer3 but reach maxConsumersPerSubscription
    try {
        Consumer consumer3 = new Consumer(sub, SubType.Failover, topic.getName(), 3, /* consumer id */
        0, "Cons3", /* consumer name */
        50000, serverCnx, "myrole-1", Collections.emptyMap(), false, /* read compacted */
        InitialPosition.Latest);
        sub.addConsumer(consumer3);
        fail("should have failed");
    } catch (BrokerServiceException e) {
        assertTrue(e instanceof BrokerServiceException.ConsumerBusyException);
    }
    // check number of consumers on topic
    assertEquals(topic.getNumberOfConsumers(), 2);
    // 4. add consumer4 to sub2
    Consumer consumer4 = new Consumer(sub2, SubType.Failover, topic.getName(), 4, /* consumer id */
    0, "Cons4", /* consumer name */
    50000, serverCnx, "myrole-1", Collections.emptyMap(), false, /* read compacted */
    InitialPosition.Latest);
    sub2.addConsumer(consumer4);
    assertEquals(sub2.getConsumers().size(), 1);
    // check number of consumers on topic
    assertEquals(topic.getNumberOfConsumers(), 3);
    // 5. add consumer5 to sub2 but reach maxConsumersPerTopic
    try {
        Consumer consumer5 = new Consumer(sub2, SubType.Failover, topic.getName(), 5, /* consumer id */
        0, "Cons5", /* consumer name */
        50000, serverCnx, "myrole-1", Collections.emptyMap(), false, /* read compacted */
        InitialPosition.Latest);
        sub2.addConsumer(consumer5);
        fail("should have failed");
    } catch (BrokerServiceException e) {
        assertTrue(e instanceof BrokerServiceException.ConsumerBusyException);
    }
}

Example 18 with PersistentTopic

use of org.apache.pulsar.broker.service.persistent.PersistentTopic in project incubator-pulsar by apache.

the class PersistentTopicTest method testDeleteAndUnsubscribeTopic.

@Test
public void testDeleteAndUnsubscribeTopic() throws Exception {
    // create topic
    final PersistentTopic topic = (PersistentTopic) brokerService.getTopic(successTopicName).get();
    CommandSubscribe cmd = CommandSubscribe.newBuilder().setConsumerId(1).setTopic(successTopicName).setSubscription(successSubName).setRequestId(1).setSubType(SubType.Exclusive).build();
    Future<Consumer> f1 = topic.subscribe(serverCnx, cmd.getSubscription(), cmd.getConsumerId(), cmd.getSubType(), 0, cmd.getConsumerName(), cmd.getDurable(), null, Collections.emptyMap(), cmd.getReadCompacted(), InitialPosition.Latest);
    f1.get();
    final CyclicBarrier barrier = new CyclicBarrier(2);
    final CountDownLatch counter = new CountDownLatch(2);
    final AtomicBoolean gotException = new AtomicBoolean(false);
    Thread deleter = new Thread() {

        @Override
        public void run() {
            try {
                barrier.await();
                assertFalse(topic.delete().isCompletedExceptionally());
            } catch (Exception e) {
                e.printStackTrace();
                gotException.set(true);
            } finally {
                counter.countDown();
            }
        }
    };
    Thread unsubscriber = new Thread() {

        @Override
        public void run() {
            try {
                barrier.await();
                // do topic unsubscribe
                topic.unsubscribe(successSubName);
            } catch (Exception e) {
                e.printStackTrace();
                gotException.set(true);
            } finally {
                counter.countDown();
            }
        }
    };
    deleter.start();
    unsubscriber.start();
    counter.await();
    assertEquals(gotException.get(), false);
}

Example 19 with PersistentTopic

use of org.apache.pulsar.broker.service.persistent.PersistentTopic in project incubator-pulsar by apache.

the class PersistentTopicTest method testClosingReplicationProducerTwice.

@SuppressWarnings("unchecked")
@Test
public void testClosingReplicationProducerTwice() throws Exception {
    final String globalTopicName = "persistent://prop/global/ns/testClosingReplicationProducerTwice";
    String localCluster = "local";
    String remoteCluster = "remote";
    final ManagedLedger ledgerMock = mock(ManagedLedger.class);
    doNothing().when(ledgerMock).asyncDeleteCursor(anyObject(), anyObject(), anyObject());
    doReturn(new ArrayList<Object>()).when(ledgerMock).getCursors();
    PersistentTopic topic = new PersistentTopic(globalTopicName, ledgerMock, brokerService);
    final URL brokerUrl = new URL("http://" + pulsar.getAdvertisedAddress() + ":" + pulsar.getConfiguration().getBrokerServicePort());
    PulsarClient client = spy(PulsarClient.builder().serviceUrl(brokerUrl.toString()).build());
    PulsarClientImpl clientImpl = (PulsarClientImpl) client;
    doReturn(new CompletableFuture<Producer>()).when(clientImpl).createProducerAsync(any(ProducerConfigurationData.class), any(Schema.class));
    ManagedCursor cursor = mock(ManagedCursorImpl.class);
    doReturn(remoteCluster).when(cursor).getName();
    brokerService.getReplicationClients().put(remoteCluster, client);
    PersistentReplicator replicator = new PersistentReplicator(topic, cursor, localCluster, remoteCluster, brokerService);
    // PersistentReplicator constructor calls startProducer()
    verify(clientImpl).createProducerAsync(any(ProducerConfigurationData.class), any(Schema.class));
    replicator.disconnect(false);
    replicator.disconnect(false);
    replicator.startProducer();
    verify(clientImpl, Mockito.times(2)).createProducerAsync(any(ProducerConfigurationData.class), any(Schema.class));
}

Example 20 with PersistentTopic

use of org.apache.pulsar.broker.service.persistent.PersistentTopic in project incubator-pulsar by apache.

the class PersistentTopicTest method testUbsubscribeRaceConditions.

@Test
public void testUbsubscribeRaceConditions() throws Exception {
    PersistentTopic topic = new PersistentTopic(successTopicName, ledgerMock, brokerService);
    PersistentSubscription sub = new PersistentSubscription(topic, "sub-1", cursorMock);
    Consumer consumer1 = new Consumer(sub, SubType.Exclusive, topic.getName(), 1, /* consumer id */
    0, "Cons1", /* consumer name */
    50000, serverCnx, "myrole-1", Collections.emptyMap(), false, /* read compacted */
    InitialPosition.Latest);
    sub.addConsumer(consumer1);
    doAnswer(new Answer<Object>() {

        @Override
        public Object answer(InvocationOnMock invocationOnMock) throws Throwable {
            ((DeleteCursorCallback) invocationOnMock.getArguments()[1]).deleteCursorComplete(null);
            Thread.sleep(1000);
            return null;
        }
    }).when(ledgerMock).asyncDeleteCursor(matches(".*success.*"), any(DeleteCursorCallback.class), anyObject());
    ExecutorService executor = Executors.newCachedThreadPool();
    executor.submit(() -> {
        sub.doUnsubscribe(consumer1);
        return null;
    }).get();
    try {
        Thread.sleep(10);
        /* delay to ensure that the ubsubscribe gets executed first */
        new Consumer(sub, SubType.Exclusive, topic.getName(), 2, /* consumer id */
        0, "Cons2", /* consumer name */
        50000, serverCnx, "myrole-1", Collections.emptyMap(), false, /* read compacted */
        InitialPosition.Latest);
    } catch (BrokerServiceException e) {
        assertTrue(e instanceof BrokerServiceException.SubscriptionFencedException);
    }
}