Examples with PersistentTopicStats com.yahoo.pulsar.common.policies.data.PersistentTopicStats used on opensource projects

Example 1 with PersistentTopicStats

use of com.yahoo.pulsar.common.policies.data.PersistentTopicStats in project pulsar by yahoo.

the class PersistentTopic method getStats.

public PersistentTopicStats getStats() {
    PersistentTopicStats stats = new PersistentTopicStats();
    ObjectObjectHashMap<String, PublisherStats> remotePublishersStats = new ObjectObjectHashMap<String, PublisherStats>();
    producers.forEach(producer -> {
        PublisherStats publisherStats = producer.getStats();
        stats.msgRateIn += publisherStats.msgRateIn;
        stats.msgThroughputIn += publisherStats.msgThroughputIn;
        if (producer.isRemote()) {
            remotePublishersStats.put(producer.getRemoteCluster(), publisherStats);
        } else {
            stats.publishers.add(publisherStats);
        }
    });
    stats.averageMsgSize = stats.msgRateIn == 0.0 ? 0.0 : (stats.msgThroughputIn / stats.msgRateIn);
    subscriptions.forEach((name, subscription) -> {
        PersistentSubscriptionStats subStats = subscription.getStats();
        stats.msgRateOut += subStats.msgRateOut;
        stats.msgThroughputOut += subStats.msgThroughputOut;
        stats.subscriptions.put(name, subStats);
    });
    replicators.forEach((cluster, replicator) -> {
        ReplicatorStats replicatorStats = replicator.getStats();
        // Add incoming msg rates
        PublisherStats pubStats = remotePublishersStats.get(replicator.getRemoteCluster());
        if (pubStats != null) {
            replicatorStats.msgRateIn = pubStats.msgRateIn;
            replicatorStats.msgThroughputIn = pubStats.msgThroughputIn;
            replicatorStats.inboundConnection = pubStats.address;
            replicatorStats.inboundConnectedSince = pubStats.connectedSince;
        }
        stats.msgRateOut += replicatorStats.msgRateOut;
        stats.msgThroughputOut += replicatorStats.msgThroughputOut;
        stats.replication.put(replicator.getRemoteCluster(), replicatorStats);
    });
    stats.storageSize = ledger.getEstimatedBacklogSize();
    return stats;
}

Example 2 with PersistentTopicStats

use of com.yahoo.pulsar.common.policies.data.PersistentTopicStats in project pulsar by yahoo.

the class AdminApiTest method persistentTopics.

@Test(dataProvider = "topicName")
public void persistentTopics(String topicName) throws Exception {
    assertEquals(admin.persistentTopics().getList("prop-xyz/use/ns1"), Lists.newArrayList());
    final String persistentTopicName = "persistent://prop-xyz/use/ns1/" + topicName;
    // Force to create a destination
    publishMessagesOnPersistentTopic("persistent://prop-xyz/use/ns1/" + topicName, 0);
    assertEquals(admin.persistentTopics().getList("prop-xyz/use/ns1"), Lists.newArrayList("persistent://prop-xyz/use/ns1/" + topicName));
    // create consumer and subscription
    URL pulsarUrl = new URL("http://127.0.0.1" + ":" + BROKER_WEBSERVICE_PORT);
    ClientConfiguration clientConf = new ClientConfiguration();
    clientConf.setStatsInterval(0, TimeUnit.SECONDS);
    PulsarClient client = PulsarClient.create(pulsarUrl.toString(), clientConf);
    ConsumerConfiguration conf = new ConsumerConfiguration();
    conf.setSubscriptionType(SubscriptionType.Exclusive);
    Consumer consumer = client.subscribe(persistentTopicName, "my-sub", conf);
    assertEquals(admin.persistentTopics().getSubscriptions(persistentTopicName), Lists.newArrayList("my-sub"));
    publishMessagesOnPersistentTopic("persistent://prop-xyz/use/ns1/" + topicName, 10);
    PersistentTopicStats topicStats = admin.persistentTopics().getStats(persistentTopicName);
    assertEquals(topicStats.subscriptions.keySet(), Sets.newTreeSet(Lists.newArrayList("my-sub")));
    assertEquals(topicStats.subscriptions.get("my-sub").consumers.size(), 1);
    assertEquals(topicStats.subscriptions.get("my-sub").msgBacklog, 10);
    assertEquals(topicStats.publishers.size(), 0);
    PersistentTopicInternalStats internalStats = admin.persistentTopics().getInternalStats(persistentTopicName);
    assertEquals(internalStats.cursors.keySet(), Sets.newTreeSet(Lists.newArrayList("my-sub")));
    List<Message> messages = admin.persistentTopics().peekMessages(persistentTopicName, "my-sub", 3);
    assertEquals(messages.size(), 3);
    for (int i = 0; i < 3; i++) {
        String expectedMessage = "message-" + i;
        assertEquals(messages.get(i).getData(), expectedMessage.getBytes());
    }
    messages = admin.persistentTopics().peekMessages(persistentTopicName, "my-sub", 15);
    assertEquals(messages.size(), 10);
    for (int i = 0; i < 10; i++) {
        String expectedMessage = "message-" + i;
        assertEquals(messages.get(i).getData(), expectedMessage.getBytes());
    }
    admin.persistentTopics().skipMessages(persistentTopicName, "my-sub", 5);
    topicStats = admin.persistentTopics().getStats(persistentTopicName);
    assertEquals(topicStats.subscriptions.get("my-sub").msgBacklog, 5);
    admin.persistentTopics().skipAllMessages(persistentTopicName, "my-sub");
    topicStats = admin.persistentTopics().getStats(persistentTopicName);
    assertEquals(topicStats.subscriptions.get("my-sub").msgBacklog, 0);
    consumer.close();
    client.close();
    admin.persistentTopics().deleteSubscription(persistentTopicName, "my-sub");
    assertEquals(admin.persistentTopics().getSubscriptions(persistentTopicName), Lists.newArrayList());
    topicStats = admin.persistentTopics().getStats(persistentTopicName);
    assertEquals(topicStats.subscriptions.keySet(), Sets.newTreeSet());
    assertEquals(topicStats.publishers.size(), 0);
    try {
        admin.persistentTopics().skipAllMessages(persistentTopicName, "my-sub");
    } catch (NotFoundException e) {
    }
    admin.persistentTopics().delete(persistentTopicName);
    try {
        admin.persistentTopics().delete(persistentTopicName);
        fail("Should have received 404");
    } catch (NotFoundException e) {
    }
    assertEquals(admin.persistentTopics().getList("prop-xyz/use/ns1"), Lists.newArrayList());
}

Example 3 with PersistentTopicStats

use of com.yahoo.pulsar.common.policies.data.PersistentTopicStats in project pulsar by yahoo.

the class PulsarBoltTest method testSharedProducer.

@Test
public void testSharedProducer() throws Exception {
    PersistentTopicStats topicStats = admin.persistentTopics().getStats(topic);
    Assert.assertEquals(topicStats.publishers.size(), 1);
    PulsarBolt otherBolt = new PulsarBolt(pulsarBoltConf, new ClientConfiguration());
    MockOutputCollector otherMockCollector = new MockOutputCollector();
    OutputCollector collector = new OutputCollector(otherMockCollector);
    TopologyContext context = mock(TopologyContext.class);
    when(context.getThisComponentId()).thenReturn("test-bolt-" + methodName);
    when(context.getThisTaskId()).thenReturn(1);
    otherBolt.prepare(Maps.newHashMap(), context, collector);
    topicStats = admin.persistentTopics().getStats(topic);
    Assert.assertEquals(topicStats.publishers.size(), 1);
    otherBolt.close();
    topicStats = admin.persistentTopics().getStats(topic);
    Assert.assertEquals(topicStats.publishers.size(), 1);
}

Example 4 with PersistentTopicStats

use of com.yahoo.pulsar.common.policies.data.PersistentTopicStats in project pulsar by yahoo.

the class PulsarSpoutTest method testSharedConsumer.

@Test
public void testSharedConsumer() throws Exception {
    PersistentTopicStats topicStats = admin.persistentTopics().getStats(topic);
    Assert.assertEquals(topicStats.subscriptions.get(subscriptionName).consumers.size(), 1);
    PulsarSpout otherSpout = new PulsarSpout(pulsarSpoutConf, new ClientConfiguration(), consumerConf);
    MockSpoutOutputCollector otherMockCollector = new MockSpoutOutputCollector();
    SpoutOutputCollector collector = new SpoutOutputCollector(otherMockCollector);
    TopologyContext context = mock(TopologyContext.class);
    when(context.getThisComponentId()).thenReturn("test-spout-" + methodName);
    when(context.getThisTaskId()).thenReturn(1);
    otherSpout.open(Maps.newHashMap(), context, collector);
    topicStats = admin.persistentTopics().getStats(topic);
    Assert.assertEquals(topicStats.subscriptions.get(subscriptionName).consumers.size(), 1);
    otherSpout.close();
    topicStats = admin.persistentTopics().getStats(topic);
    Assert.assertEquals(topicStats.subscriptions.get(subscriptionName).consumers.size(), 1);
}

Example 5 with PersistentTopicStats

use of com.yahoo.pulsar.common.policies.data.PersistentTopicStats in project pulsar by yahoo.

the class BacklogQuotaManagerTest method testConcurrentAckAndEviction.

@Test
public void testConcurrentAckAndEviction() throws Exception {
    assertEquals(admin.namespaces().getBacklogQuotaMap("prop/usc/ns-quota"), Maps.newTreeMap());
    admin.namespaces().setBacklogQuota("prop/usc/ns-quota", new BacklogQuota(10 * 1024, BacklogQuota.RetentionPolicy.consumer_backlog_eviction));
    final String topic1 = "persistent://prop/usc/ns-quota/topic12";
    final String subName1 = "c12";
    final String subName2 = "c22";
    final int numMsgs = 20;
    final CyclicBarrier barrier = new CyclicBarrier(2);
    final CountDownLatch counter = new CountDownLatch(2);
    final AtomicBoolean gotException = new AtomicBoolean(false);
    ClientConfiguration clientConf = new ClientConfiguration();
    clientConf.setStatsInterval(0, TimeUnit.SECONDS);
    PulsarClient client = PulsarClient.create(adminUrl.toString(), clientConf);
    PulsarClient client2 = PulsarClient.create(adminUrl.toString(), clientConf);
    Consumer consumer1 = client2.subscribe(topic1, subName1);
    Consumer consumer2 = client2.subscribe(topic1, subName2);
    Thread producerThread = new Thread() {

        public void run() {
            try {
                barrier.await();
                final com.yahoo.pulsar.client.api.Producer producer = client.createProducer(topic1);
                byte[] content = new byte[1024];
                for (int i = 0; i < numMsgs; i++) {
                    producer.send(content);
                }
                producer.close();
            } catch (Exception e) {
                gotException.set(true);
            } finally {
                counter.countDown();
            }
        }
    };
    Thread ConsumerThread = new Thread() {

        public void run() {
            try {
                barrier.await();
                for (int i = 0; i < numMsgs; i++) {
                    // only one consumer acknowledges the message
                    consumer1.acknowledge(consumer1.receive());
                    consumer2.receive();
                }
            } catch (Exception e) {
                gotException.set(true);
            } finally {
                counter.countDown();
            }
        }
    };
    producerThread.start();
    ConsumerThread.start();
    // test hangs without timeout since there is nothing to consume due to eviction
    counter.await(20, TimeUnit.SECONDS);
    assertTrue(!gotException.get());
    Thread.sleep((TIME_TO_CHECK_BACKLOG_QUOTA + 1) * 1000);
    rolloverStats();
    PersistentTopicStats stats = admin.persistentTopics().getStats(topic1);
    Assert.assertTrue(stats.storageSize <= 10 * 1024, "Storage size is [" + stats.storageSize + "]");
    client.close();
    client2.close();
}