Examples with ClientConfiguration com.yahoo.pulsar.client.api.ClientConfiguration used on opensource projects

Example 1 with ClientConfiguration

use of com.yahoo.pulsar.client.api.ClientConfiguration 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 2 with ClientConfiguration

use of com.yahoo.pulsar.client.api.ClientConfiguration in project pulsar by yahoo.

the class ReplicatorTest method testConcurrentReplicator.

@Test
public void testConcurrentReplicator() throws Exception {
    log.info("--- Starting ReplicatorTest::testConcurrentReplicator ---");
    final DestinationName dest = DestinationName.get(String.format("persistent://pulsar/global/ns1/topic-%d", 0));
    ClientConfiguration conf = new ClientConfiguration();
    conf.setStatsInterval(0, TimeUnit.SECONDS);
    Producer producer = PulsarClient.create(url1.toString(), conf).createProducer(dest.toString());
    producer.close();
    PersistentTopic topic = (PersistentTopic) pulsar1.getBrokerService().getTopic(dest.toString()).get();
    PulsarClientImpl pulsarClient = spy((PulsarClientImpl) pulsar1.getBrokerService().getReplicationClient("r3"));
    final Method startRepl = PersistentTopic.class.getDeclaredMethod("startReplicator", String.class);
    startRepl.setAccessible(true);
    Field replClientField = BrokerService.class.getDeclaredField("replicationClients");
    replClientField.setAccessible(true);
    ConcurrentOpenHashMap<String, PulsarClient> replicationClients = (ConcurrentOpenHashMap<String, PulsarClient>) replClientField.get(pulsar1.getBrokerService());
    replicationClients.put("r3", pulsarClient);
    ExecutorService executor = Executors.newFixedThreadPool(5);
    for (int i = 0; i < 5; i++) {
        executor.submit(() -> {
            try {
                startRepl.invoke(topic, "r3");
            } catch (Exception e) {
                fail("setting replicator failed", e);
            }
        });
    }
    Thread.sleep(3000);
    Mockito.verify(pulsarClient, Mockito.times(1)).createProducerAsync(Mockito.anyString(), Mockito.anyObject(), Mockito.anyString());
}

Example 3 with ClientConfiguration

use of com.yahoo.pulsar.client.api.ClientConfiguration in project pulsar by yahoo.

the class ClientErrorsTest method producerCreateFailAfterRetryTimeout.

private void producerCreateFailAfterRetryTimeout(String topic) throws Exception {
    ClientConfiguration conf = new ClientConfiguration();
    conf.setOperationTimeout(1, TimeUnit.SECONDS);
    PulsarClient client = PulsarClient.create("http://127.0.0.1:" + WEB_SERVICE_PORT, conf);
    final AtomicInteger counter = new AtomicInteger(0);
    mockBrokerService.setHandleProducer((ctx, producer) -> {
        if (counter.incrementAndGet() == 2) {
            try {
                Thread.sleep(2000);
            } catch (InterruptedException e) {
            // do nothing
            }
        }
        ctx.writeAndFlush(Commands.newError(producer.getRequestId(), ServerError.ServiceNotReady, "msg"));
    });
    try {
        Producer producer = client.createProducer(topic);
        fail("Should have failed");
    } catch (Exception e) {
        // we fail even on the retriable error
        assertTrue(e instanceof PulsarClientException.LookupException);
    }
    mockBrokerService.resetHandleProducer();
    client.close();
}

Example 4 with ClientConfiguration

use of com.yahoo.pulsar.client.api.ClientConfiguration in project pulsar by yahoo.

the class PerformanceProducer method main.

public static void main(String[] args) throws Exception {
    final Arguments arguments = new Arguments();
    JCommander jc = new JCommander(arguments);
    jc.setProgramName("pulsar-perf-producer");
    try {
        jc.parse(args);
    } catch (ParameterException e) {
        System.out.println(e.getMessage());
        jc.usage();
        System.exit(-1);
    }
    if (arguments.help) {
        jc.usage();
        System.exit(-1);
    }
    if (arguments.destinations.size() != 1) {
        System.out.println("Only one topic name is allowed");
        jc.usage();
        System.exit(-1);
    }
    if (arguments.confFile != null) {
        Properties prop = new Properties(System.getProperties());
        prop.load(new FileInputStream(arguments.confFile));
        if (arguments.serviceURL == null) {
            arguments.serviceURL = prop.getProperty("brokerServiceUrl");
        }
        if (arguments.serviceURL == null) {
            arguments.serviceURL = prop.getProperty("webServiceUrl");
        }
        // fallback to previous-version serviceUrl property to maintain backward-compatibility
        if (arguments.serviceURL == null) {
            arguments.serviceURL = prop.getProperty("serviceUrl", "http://localhost:8080/");
        }
        if (arguments.authPluginClassName == null) {
            arguments.authPluginClassName = prop.getProperty("authPlugin", null);
        }
        if (arguments.authParams == null) {
            arguments.authParams = prop.getProperty("authParams", null);
        }
    }
    arguments.testTime = TimeUnit.SECONDS.toMillis(arguments.testTime);
    // Dump config variables
    ObjectMapper m = new ObjectMapper();
    ObjectWriter w = m.writerWithDefaultPrettyPrinter();
    log.info("Starting Pulsar perf producer with config: {}", w.writeValueAsString(arguments));
    // Read payload data from file if needed
    byte[] payloadData;
    if (arguments.payloadFilename != null) {
        payloadData = Files.readAllBytes(Paths.get(arguments.payloadFilename));
    } else {
        payloadData = new byte[arguments.msgSize];
    }
    // Now processing command line arguments
    String prefixTopicName = arguments.destinations.get(0);
    List<Future<Producer>> futures = Lists.newArrayList();
    EventLoopGroup eventLoopGroup;
    if (SystemUtils.IS_OS_LINUX) {
        eventLoopGroup = new EpollEventLoopGroup(Runtime.getRuntime().availableProcessors(), new DefaultThreadFactory("pulsar-perf-producer"));
    } else {
        eventLoopGroup = new NioEventLoopGroup(Runtime.getRuntime().availableProcessors(), new DefaultThreadFactory("pulsar-perf-producer"));
    }
    ClientConfiguration clientConf = new ClientConfiguration();
    clientConf.setConnectionsPerBroker(arguments.maxConnections);
    clientConf.setStatsInterval(arguments.statsIntervalSeconds, TimeUnit.SECONDS);
    if (isNotBlank(arguments.authPluginClassName)) {
        clientConf.setAuthentication(arguments.authPluginClassName, arguments.authParams);
    }
    PulsarClient client = new PulsarClientImpl(arguments.serviceURL, clientConf, eventLoopGroup);
    ProducerConfiguration producerConf = new ProducerConfiguration();
    producerConf.setSendTimeout(0, TimeUnit.SECONDS);
    producerConf.setCompressionType(arguments.compression);
    // enable round robin message routing if it is a partitioned topic
    producerConf.setMessageRoutingMode(MessageRoutingMode.RoundRobinPartition);
    if (arguments.batchTime > 0) {
        producerConf.setBatchingMaxPublishDelay(arguments.batchTime, TimeUnit.MILLISECONDS);
        producerConf.setBatchingEnabled(true);
        producerConf.setMaxPendingMessages(arguments.msgRate);
    }
    for (int i = 0; i < arguments.numTopics; i++) {
        String topic = (arguments.numTopics == 1) ? prefixTopicName : String.format("%s-%d", prefixTopicName, i);
        log.info("Adding {} publishers on destination {}", arguments.numProducers, topic);
        for (int j = 0; j < arguments.numProducers; j++) {
            futures.add(client.createProducerAsync(topic, producerConf));
        }
    }
    final List<Producer> producers = Lists.newArrayListWithCapacity(futures.size());
    for (Future<Producer> future : futures) {
        producers.add(future.get());
    }
    log.info("Created {} producers", producers.size());
    Runtime.getRuntime().addShutdownHook(new Thread() {

        public void run() {
            printAggregatedStats();
        }
    });
    Collections.shuffle(producers);
    AtomicBoolean isDone = new AtomicBoolean();
    executor.submit(() -> {
        try {
            RateLimiter rateLimiter = RateLimiter.create(arguments.msgRate);
            long startTime = System.currentTimeMillis();
            // Send messages on all topics/producers
            long totalSent = 0;
            while (true) {
                for (Producer producer : producers) {
                    if (arguments.testTime > 0) {
                        if (System.currentTimeMillis() - startTime > arguments.testTime) {
                            log.info("------------------- DONE -----------------------");
                            printAggregatedStats();
                            isDone.set(true);
                            Thread.sleep(5000);
                            System.exit(0);
                        }
                    }
                    if (arguments.numMessages > 0) {
                        if (totalSent++ >= arguments.numMessages) {
                            log.info("------------------- DONE -----------------------");
                            printAggregatedStats();
                            isDone.set(true);
                            Thread.sleep(5000);
                            System.exit(0);
                        }
                    }
                    rateLimiter.acquire();
                    final long sendTime = System.nanoTime();
                    producer.sendAsync(payloadData).thenRun(() -> {
                        messagesSent.increment();
                        bytesSent.add(payloadData.length);
                        long latencyMicros = NANOSECONDS.toMicros(System.nanoTime() - sendTime);
                        recorder.recordValue(latencyMicros);
                        cumulativeRecorder.recordValue(latencyMicros);
                    }).exceptionally(ex -> {
                        log.warn("Write error on message", ex);
                        System.exit(-1);
                        return null;
                    });
                }
            }
        } catch (Throwable t) {
            log.error("Got error", t);
        }
    });
    // Print report stats
    long oldTime = System.nanoTime();
    Histogram reportHistogram = null;
    String statsFileName = "perf-producer-" + System.currentTimeMillis() + ".hgrm";
    log.info("Dumping latency stats to {}", statsFileName);
    PrintStream histogramLog = new PrintStream(new FileOutputStream(statsFileName), false);
    HistogramLogWriter histogramLogWriter = new HistogramLogWriter(histogramLog);
    // Some log header bits
    histogramLogWriter.outputLogFormatVersion();
    histogramLogWriter.outputLegend();
    while (true) {
        try {
            Thread.sleep(10000);
        } catch (InterruptedException e) {
            break;
        }
        if (isDone.get()) {
            break;
        }
        long now = System.nanoTime();
        double elapsed = (now - oldTime) / 1e9;
        double rate = messagesSent.sumThenReset() / elapsed;
        double throughput = bytesSent.sumThenReset() / elapsed / 1024 / 1024 * 8;
        reportHistogram = recorder.getIntervalHistogram(reportHistogram);
        log.info("Throughput produced: {}  msg/s --- {} Mbit/s --- Latency: mean: {} ms - med: {} - 95pct: {} - 99pct: {} - 99.9pct: {} - 99.99pct: {} - Max: {}", throughputFormat.format(rate), throughputFormat.format(throughput), dec.format(reportHistogram.getMean() / 1000.0), dec.format(reportHistogram.getValueAtPercentile(50) / 1000.0), dec.format(reportHistogram.getValueAtPercentile(95) / 1000.0), dec.format(reportHistogram.getValueAtPercentile(99) / 1000.0), dec.format(reportHistogram.getValueAtPercentile(99.9) / 1000.0), dec.format(reportHistogram.getValueAtPercentile(99.99) / 1000.0), dec.format(reportHistogram.getMaxValue() / 1000.0));
        histogramLogWriter.outputIntervalHistogram(reportHistogram);
        reportHistogram.reset();
        oldTime = now;
    }
    client.close();
}

Example 5 with ClientConfiguration

use of com.yahoo.pulsar.client.api.ClientConfiguration 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);
}