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

Example 71 with Consumer

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

the class BrokerServiceTest method testTlsEnabled.

@Test
public void testTlsEnabled() throws Exception {
    final String topicName = "persistent://prop/use/ns-abc/newTopic";
    final String subName = "newSub";
    ClientConfiguration clientConfig;
    ConsumerConfiguration consumerConfig;
    Consumer consumer;
    conf.setAuthenticationEnabled(false);
    conf.setTlsEnabled(true);
    conf.setTlsCertificateFilePath(TLS_SERVER_CERT_FILE_PATH);
    conf.setTlsKeyFilePath(TLS_SERVER_KEY_FILE_PATH);
    restartBroker();
    // Case 1: Access without TLS
    PulsarClient pulsarClient = null;
    try {
        clientConfig = new ClientConfiguration();
        clientConfig.setStatsInterval(0, TimeUnit.SECONDS);
        pulsarClient = PulsarClient.create(brokerUrl.toString(), clientConfig);
        consumerConfig = new ConsumerConfiguration();
        consumerConfig.setSubscriptionType(SubscriptionType.Exclusive);
        consumer = pulsarClient.subscribe(topicName, subName, consumerConfig);
        consumer.close();
    } catch (Exception e) {
        fail("should not fail");
    } finally {
        pulsarClient.close();
    }
    // Case 2: Access with TLS (Allow insecure TLS connection)
    try {
        clientConfig = new ClientConfiguration();
        clientConfig.setUseTls(true);
        clientConfig.setTlsAllowInsecureConnection(true);
        clientConfig.setStatsInterval(0, TimeUnit.SECONDS);
        pulsarClient = PulsarClient.create(brokerUrlTls.toString(), clientConfig);
        consumerConfig = new ConsumerConfiguration();
        consumerConfig.setSubscriptionType(SubscriptionType.Exclusive);
        consumer = pulsarClient.subscribe(topicName, subName, consumerConfig);
        consumer.close();
    } catch (Exception e) {
        fail("should not fail");
    } finally {
        pulsarClient.close();
    }
    // Case 3: Access with TLS (Disallow insecure TLS connection)
    try {
        clientConfig = new ClientConfiguration();
        clientConfig.setUseTls(true);
        clientConfig.setTlsAllowInsecureConnection(false);
        clientConfig.setStatsInterval(0, TimeUnit.SECONDS);
        pulsarClient = PulsarClient.create(brokerUrlTls.toString(), clientConfig);
        consumerConfig = new ConsumerConfiguration();
        consumerConfig.setSubscriptionType(SubscriptionType.Exclusive);
        consumer = pulsarClient.subscribe(topicName, subName, consumerConfig);
        consumer.close();
        fail("should fail");
    } catch (Exception e) {
        assertTrue(e.getMessage().contains("General SSLEngine problem"));
    } finally {
        pulsarClient.close();
    }
    // Case 4: Access with TLS (Use trusted certificates)
    try {
        clientConfig = new ClientConfiguration();
        clientConfig.setUseTls(true);
        clientConfig.setTlsAllowInsecureConnection(false);
        clientConfig.setTlsTrustCertsFilePath(TLS_SERVER_CERT_FILE_PATH);
        clientConfig.setStatsInterval(0, TimeUnit.SECONDS);
        pulsarClient = PulsarClient.create(brokerUrlTls.toString(), clientConfig);
        consumerConfig = new ConsumerConfiguration();
        consumerConfig.setSubscriptionType(SubscriptionType.Exclusive);
        consumer = pulsarClient.subscribe(topicName, subName, consumerConfig);
        consumer.close();
    } catch (Exception e) {
        fail("should not fail");
    } finally {
        pulsarClient.close();
    }
}

Example 72 with Consumer

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

the class BrokerServiceTest method testTlsAuthUseTrustCert.

@Test
public void testTlsAuthUseTrustCert() throws Exception {
    final String topicName = "persistent://prop/usw/my-ns/newTopic";
    final String subName = "newSub";
    ClientConfiguration clientConfig;
    ConsumerConfiguration consumerConfig;
    Consumer consumer;
    Authentication auth;
    Set<String> providers = new HashSet<>();
    providers.add("com.yahoo.pulsar.broker.authentication.AuthenticationProviderTls");
    conf.setAuthenticationEnabled(true);
    conf.setAuthenticationProviders(providers);
    conf.setTlsEnabled(true);
    conf.setTlsCertificateFilePath(TLS_SERVER_CERT_FILE_PATH);
    conf.setTlsKeyFilePath(TLS_SERVER_KEY_FILE_PATH);
    conf.setTlsAllowInsecureConnection(false);
    conf.setTlsTrustCertsFilePath(TLS_CLIENT_CERT_FILE_PATH);
    restartBroker();
    Map<String, String> authParams = new HashMap<>();
    authParams.put("tlsCertFile", TLS_CLIENT_CERT_FILE_PATH);
    authParams.put("tlsKeyFile", TLS_CLIENT_KEY_FILE_PATH);
    PulsarClient pulsarClient = null;
    // Case 1: Access without client certificate
    try {
        clientConfig = new ClientConfiguration();
        clientConfig.setUseTls(true);
        clientConfig.setTlsAllowInsecureConnection(true);
        clientConfig.setStatsInterval(0, TimeUnit.SECONDS);
        pulsarClient = PulsarClient.create(brokerUrlTls.toString(), clientConfig);
        consumerConfig = new ConsumerConfiguration();
        consumerConfig.setSubscriptionType(SubscriptionType.Exclusive);
        consumer = pulsarClient.subscribe(topicName, subName, consumerConfig);
        consumer.close();
        fail("should fail");
    } catch (Exception e) {
        assertTrue(e.getMessage().contains("Authentication required"));
    } finally {
        pulsarClient.close();
    }
    // Case 2: Access with client certificate
    try {
        auth = new AuthenticationTls();
        auth.configure(authParams);
        clientConfig = new ClientConfiguration();
        clientConfig.setAuthentication(auth);
        clientConfig.setUseTls(true);
        clientConfig.setTlsAllowInsecureConnection(true);
        clientConfig.setStatsInterval(0, TimeUnit.SECONDS);
        pulsarClient = PulsarClient.create(brokerUrlTls.toString(), clientConfig);
        consumerConfig = new ConsumerConfiguration();
        consumerConfig.setSubscriptionType(SubscriptionType.Exclusive);
        consumer = pulsarClient.subscribe(topicName, subName, consumerConfig);
        consumer.close();
    } catch (Exception e) {
        fail("should not fail");
    } finally {
        pulsarClient.close();
    }
}

Example 73 with Consumer

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

the class BrokerServiceTest method testBrokerServicePersistentRedeliverTopicStats.

@Test
public void testBrokerServicePersistentRedeliverTopicStats() throws Exception {
    final String topicName = "persistent://prop/use/ns-abc/successSharedTopic";
    final String subName = "successSharedSub";
    PersistentTopicStats stats;
    PersistentSubscriptionStats subStats;
    ConsumerConfiguration conf = new ConsumerConfiguration();
    conf.setSubscriptionType(SubscriptionType.Shared);
    Consumer consumer = pulsarClient.subscribe(topicName, subName, conf);
    Thread.sleep(ASYNC_EVENT_COMPLETION_WAIT);
    PersistentTopic topicRef = (PersistentTopic) pulsar.getBrokerService().getTopicReference(topicName);
    assertNotNull(topicRef);
    rolloverPerIntervalStats();
    stats = topicRef.getStats();
    subStats = stats.subscriptions.values().iterator().next();
    // subscription stats
    assertEquals(stats.subscriptions.keySet().size(), 1);
    assertEquals(subStats.msgBacklog, 0);
    assertEquals(subStats.consumers.size(), 1);
    Producer producer = pulsarClient.createProducer(topicName);
    Thread.sleep(ASYNC_EVENT_COMPLETION_WAIT);
    for (int i = 0; i < 10; i++) {
        String message = "my-message-" + i;
        producer.send(message.getBytes());
    }
    Thread.sleep(ASYNC_EVENT_COMPLETION_WAIT);
    rolloverPerIntervalStats();
    stats = topicRef.getStats();
    subStats = stats.subscriptions.values().iterator().next();
    // publisher stats
    assertEquals(subStats.msgBacklog, 10);
    assertEquals(stats.publishers.size(), 1);
    assertTrue(stats.publishers.get(0).msgRateIn > 0.0);
    assertTrue(stats.publishers.get(0).msgThroughputIn > 0.0);
    assertTrue(stats.publishers.get(0).averageMsgSize > 0.0);
    // aggregated publish stats
    assertEquals(stats.msgRateIn, stats.publishers.get(0).msgRateIn);
    assertEquals(stats.msgThroughputIn, stats.publishers.get(0).msgThroughputIn);
    double diff = stats.averageMsgSize - stats.publishers.get(0).averageMsgSize;
    assertTrue(Math.abs(diff) < 0.000001);
    // consumer stats
    assertTrue(subStats.consumers.get(0).msgRateOut > 0.0);
    assertTrue(subStats.consumers.get(0).msgThroughputOut > 0.0);
    assertEquals(subStats.msgRateRedeliver, 0.0);
    assertEquals(subStats.consumers.get(0).unackedMessages, 10);
    // aggregated consumer stats
    assertEquals(subStats.msgRateOut, subStats.consumers.get(0).msgRateOut);
    assertEquals(subStats.msgThroughputOut, subStats.consumers.get(0).msgThroughputOut);
    assertEquals(subStats.msgRateRedeliver, subStats.consumers.get(0).msgRateRedeliver);
    assertEquals(stats.msgRateOut, subStats.consumers.get(0).msgRateOut);
    assertEquals(stats.msgThroughputOut, subStats.consumers.get(0).msgThroughputOut);
    assertEquals(subStats.msgRateRedeliver, subStats.consumers.get(0).msgRateRedeliver);
    assertEquals(subStats.unackedMessages, subStats.consumers.get(0).unackedMessages);
    consumer.redeliverUnacknowledgedMessages();
    Thread.sleep(ASYNC_EVENT_COMPLETION_WAIT);
    rolloverPerIntervalStats();
    stats = topicRef.getStats();
    subStats = stats.subscriptions.values().iterator().next();
    assertTrue(subStats.msgRateRedeliver > 0.0);
    assertEquals(subStats.msgRateRedeliver, subStats.consumers.get(0).msgRateRedeliver);
    Message msg;
    for (int i = 0; i < 10; i++) {
        msg = consumer.receive();
        consumer.acknowledge(msg);
    }
    consumer.close();
    Thread.sleep(ASYNC_EVENT_COMPLETION_WAIT);
    rolloverPerIntervalStats();
    stats = topicRef.getStats();
    subStats = stats.subscriptions.values().iterator().next();
    assertEquals(subStats.msgBacklog, 0);
}

Example 74 with Consumer

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

the class BrokerServiceTest method testLookupThrottlingForClientByClient.

/**
     * Verifies: client side throttling.
     * 
     * @throws Exception
     */
@Test
public void testLookupThrottlingForClientByClient() throws Exception {
    final String topicName = "persistent://prop/usw/my-ns/newTopic";
    com.yahoo.pulsar.client.api.ClientConfiguration clientConf = new com.yahoo.pulsar.client.api.ClientConfiguration();
    clientConf.setStatsInterval(0, TimeUnit.SECONDS);
    clientConf.setConcurrentLookupRequest(0);
    String lookupUrl = new URI("pulsar://localhost:" + BROKER_PORT).toString();
    PulsarClient pulsarClient = PulsarClient.create(lookupUrl, clientConf);
    try {
        Consumer consumer = pulsarClient.subscribe(topicName, "mysub", new ConsumerConfiguration());
        fail("It should fail as throttling should not receive any request");
    } catch (com.yahoo.pulsar.client.api.PulsarClientException.TooManyLookupRequestException e) {
    // ok as throttling set to 0
    }
}

Example 75 with Consumer

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

the class BrokerServiceThrottlingTest method testLookupThrottlingForClientByBroker0Permit.

/**
     * Broker has maxConcurrentLookupRequest = 0 so, it rejects incoming lookup request and it cause consumer creation
     * failure.
     * 
     * @throws Exception
     */
@Test
public void testLookupThrottlingForClientByBroker0Permit() throws Exception {
    // create configuration znode
    ZkUtils.createFullPathOptimistic(mockZookKeeper, BROKER_SERVICE_CONFIGURATION_PATH, "{}".getBytes(), ZooDefs.Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT);
    // Now, znode is created: set the watch and listener on the znode
    setWatchOnThrottlingZnode();
    final String topicName = "persistent://prop/usw/my-ns/newTopic";
    com.yahoo.pulsar.client.api.ClientConfiguration clientConf = new com.yahoo.pulsar.client.api.ClientConfiguration();
    clientConf.setStatsInterval(0, TimeUnit.SECONDS);
    String lookupUrl = new URI("pulsar://localhost:" + BROKER_PORT).toString();
    PulsarClient pulsarClient = PulsarClient.create(lookupUrl, clientConf);
    ConsumerConfiguration consumerConfig = new ConsumerConfiguration();
    Consumer consumer = pulsarClient.subscribe(topicName, "mysub", consumerConfig);
    consumer.close();
    int newPermits = 0;
    admin.brokers().updateDynamicConfiguration("maxConcurrentLookupRequest", Integer.toString(newPermits));
    // wait config to be updated
    for (int i = 0; i < 5; i++) {
        if (pulsar.getConfiguration().getMaxConcurrentLookupRequest() != newPermits) {
            Thread.sleep(100 + (i * 10));
        } else {
            break;
        }
    }
    try {
        consumer = pulsarClient.subscribe(topicName, "mysub", consumerConfig);
        consumer.close();
        fail("It should fail as throttling should not receive any request");
    } catch (com.yahoo.pulsar.client.api.PulsarClientException.TooManyLookupRequestException e) {
    // ok as throttling set to 0
    }
}