Examples with JobRepository com.hazelcast.jet.impl.JobRepository used on opensource projects

Example 1 with JobRepository

use of com.hazelcast.jet.impl.JobRepository in project hazelcast-jet by hazelcast.

the class SplitBrainTest method when_newMemberJoinsToCluster_then_jobQuorumSizeIsUpdated.

@Test
public void when_newMemberJoinsToCluster_then_jobQuorumSizeIsUpdated() {
    int clusterSize = 3;
    JetConfig jetConfig = new JetConfig();
    JetInstance[] instances = new JetInstance[clusterSize];
    for (int i = 0; i < clusterSize; i++) {
        instances[i] = createJetMember(jetConfig);
    }
    StuckProcessor.executionStarted = new CountDownLatch(clusterSize * PARALLELISM);
    MockPS processorSupplier = new MockPS(StuckProcessor::new, clusterSize);
    DAG dag = new DAG().vertex(new Vertex("test", processorSupplier));
    Job job = instances[0].newJob(dag, new JobConfig().setSplitBrainProtection(true));
    assertOpenEventually(StuckProcessor.executionStarted);
    createJetMember(jetConfig);
    assertTrueEventually(() -> {
        JobRepository jobRepository = getJetService(instances[0]).getJobRepository();
        JobRecord jobRecord = jobRepository.getJobRecord(job.getId());
        assertEquals(3, jobRecord.getQuorumSize());
    });
    StuckProcessor.proceedLatch.countDown();
}

Example 2 with JobRepository

use of com.hazelcast.jet.impl.JobRepository in project hazelcast-jet by hazelcast.

the class TopologyChangeTest method when_coordinatorLeavesDuringExecution_then_jobCompletes.

@Test
public void when_coordinatorLeavesDuringExecution_then_jobCompletes() throws Throwable {
    // Given
    DAG dag = new DAG().vertex(new Vertex("test", new MockPS(StuckProcessor::new, nodeCount)));
    // When
    Long jobId = null;
    try {
        Job job = instances[0].newJob(dag);
        Future<Void> future = job.getFuture();
        jobId = job.getId();
        StuckProcessor.executionStarted.await();
        instances[0].getHazelcastInstance().getLifecycleService().terminate();
        StuckProcessor.proceedLatch.countDown();
        future.get();
        fail();
    } catch (ExecutionException expected) {
        assertTrue(expected.getCause() instanceof HazelcastInstanceNotActiveException);
    }
    // Then
    assertNotNull(jobId);
    final long completedJobId = jobId;
    JobRepository jobRepository = getJetService(instances[1]).getJobRepository();
    assertTrueEventually(() -> {
        JobResult jobResult = jobRepository.getJobResult(completedJobId);
        assertNotNull(jobResult);
        assertTrue(jobResult.isSuccessful());
    });
    final int count = liteMemberFlags[0] ? (2 * nodeCount) : (2 * nodeCount - 1);
    assertEquals(count, MockPS.initCount.get());
    assertTrueEventually(() -> {
        assertEquals(count, MockPS.closeCount.get());
        assertEquals(nodeCount, MockPS.receivedCloseErrors.size());
        for (int i = 0; i < MockPS.receivedCloseErrors.size(); i++) {
            Throwable error = MockPS.receivedCloseErrors.get(i);
            assertTrue(error instanceof TopologyChangedException || error instanceof HazelcastInstanceNotActiveException);
        }
    });
}

Example 3 with JobRepository

use of com.hazelcast.jet.impl.JobRepository in project hazelcast by hazelcast.

the class StreamKafkaPTest method integrationTest.

private void integrationTest(ProcessingGuarantee guarantee) throws Exception {
    int messageCount = 20;
    HazelcastInstance[] instances = new HazelcastInstance[2];
    Arrays.setAll(instances, i -> createHazelcastInstance());
    Pipeline p = Pipeline.create();
    p.readFrom(KafkaSources.kafka(properties(), topic1Name, topic2Name)).withoutTimestamps().writeTo(Sinks.list("sink"));
    JobConfig config = new JobConfig();
    config.setProcessingGuarantee(guarantee);
    config.setSnapshotIntervalMillis(500);
    Job job = instances[0].getJet().newJob(p, config);
    sleepSeconds(3);
    for (int i = 0; i < messageCount; i++) {
        kafkaTestSupport.produce(topic1Name, i, Integer.toString(i));
        kafkaTestSupport.produce(topic2Name, i - messageCount, Integer.toString(i - messageCount));
    }
    IList<Object> list = instances[0].getList("sink");
    assertTrueEventually(() -> {
        assertEquals(messageCount * 2, list.size());
        for (int i = 0; i < messageCount; i++) {
            Entry<Integer, String> entry1 = createEntry(i);
            Entry<Integer, String> entry2 = createEntry(i - messageCount);
            assertTrue("missing entry: " + entry1, list.contains(entry1));
            assertTrue("missing entry: " + entry2, list.contains(entry2));
        }
    }, 15);
    if (guarantee != ProcessingGuarantee.NONE) {
        // wait until a new snapshot appears
        JobRepository jr = new JobRepository(instances[0]);
        long currentMax = jr.getJobExecutionRecord(job.getId()).snapshotId();
        assertTrueEventually(() -> {
            JobExecutionRecord jobExecutionRecord = jr.getJobExecutionRecord(job.getId());
            assertNotNull("jobExecutionRecord == null", jobExecutionRecord);
            long newMax = jobExecutionRecord.snapshotId();
            assertTrue("no snapshot produced", newMax > currentMax);
            System.out.println("snapshot " + newMax + " found, previous was " + currentMax);
        });
        // Bring down one member. Job should restart and drain additional items (and maybe
        // some of the previous duplicately).
        instances[1].getLifecycleService().terminate();
        Thread.sleep(500);
        for (int i = messageCount; i < 2 * messageCount; i++) {
            kafkaTestSupport.produce(topic1Name, i, Integer.toString(i));
            kafkaTestSupport.produce(topic2Name, i - messageCount, Integer.toString(i - messageCount));
        }
        assertTrueEventually(() -> {
            assertTrue("Not all messages were received", list.size() >= messageCount * 4);
            for (int i = 0; i < 2 * messageCount; i++) {
                Entry<Integer, String> entry1 = createEntry(i);
                Entry<Integer, String> entry2 = createEntry(i - messageCount);
                assertTrue("missing entry: " + entry1.toString(), list.contains(entry1));
                assertTrue("missing entry: " + entry2.toString(), list.contains(entry2));
            }
        }, 10);
    }
    assertFalse(job.getFuture().isDone());
    // cancel the job
    job.cancel();
    assertTrueEventually(() -> assertTrue(job.getFuture().isDone()));
}

Example 4 with JobRepository

use of com.hazelcast.jet.impl.JobRepository in project hazelcast by hazelcast.

the class JobSnapshotMetricsTest method when_snapshotCreated_then_snapshotMetricsAreEmptyForStatelessVertex.

@Test
public void when_snapshotCreated_then_snapshotMetricsAreEmptyForStatelessVertex() throws Exception {
    JobConfig jobConfig = new JobConfig();
    jobConfig.setProcessingGuarantee(ProcessingGuarantee.EXACTLY_ONCE).setSnapshotIntervalMillis(50);
    Job job = instance().getJet().newJob(pipeline(), jobConfig);
    JobRepository jr = new JobRepository(instance());
    waitForFirstSnapshot(jr, job.getId(), 20, false);
    JobMetricsChecker checker = new JobMetricsChecker(job);
    assertTrueEventually(() -> checker.assertSummedMetricValueAtLeast(MetricNames.SNAPSHOT_KEYS, 1));
    assertSnapshotMBeans(job, FILTER_VERTEX_NAME, 0, false);
}

Example 5 with JobRepository

use of com.hazelcast.jet.impl.JobRepository in project hazelcast by hazelcast.

the class JmsSourceIntegrationTestBase method stressTest.

private void stressTest(boolean graceful, ProcessingGuarantee maxGuarantee, boolean useTopic) throws Exception {
    lastListInStressTest = null;
    final int MESSAGE_COUNT = 4_000;
    Pipeline p = Pipeline.create();
    String destName = "queue-" + counter++;
    JmsSourceBuilder sourceBuilder;
    if (useTopic) {
        sourceBuilder = Sources.jmsTopicBuilder(getConnectionFactory()).sharedConsumer(true).consumerFn(s -> s.createSharedDurableConsumer(s.createTopic(destName), "foo-consumer"));
        // create the durable subscriber now so that it doesn't lose the initial messages
        try (Connection conn = getConnectionFactory().get().createConnection()) {
            conn.setClientID("foo-client-id");
            try (Session sess = conn.createSession(false, DUPS_OK_ACKNOWLEDGE)) {
                sess.createDurableSubscriber(sess.createTopic(destName), "foo-consumer");
            }
        }
    } else {
        sourceBuilder = Sources.jmsQueueBuilder(getConnectionFactory()).destinationName(destName);
    }
    p.readFrom(sourceBuilder.maxGuarantee(maxGuarantee).build(msg -> Long.parseLong(((TextMessage) msg).getText()))).withoutTimestamps().peek().mapStateful(CopyOnWriteArrayList<Long>::new, (list, item) -> {
        lastListInStressTest = list;
        list.add(item);
        return null;
    }).writeTo(Sinks.logger());
    Job job = instance().getJet().newJob(p, new JobConfig().setProcessingGuarantee(ProcessingGuarantee.EXACTLY_ONCE).setSnapshotIntervalMillis(50));
    assertJobStatusEventually(job, RUNNING);
    // start a producer that will produce MESSAGE_COUNT messages on the background to the queue, 1000 msgs/s
    @SuppressWarnings("rawtypes") Future producerFuture = spawn(() -> {
        try (Connection connection = getConnectionFactory().get().createConnection();
            Session session = connection.createSession(false, AUTO_ACKNOWLEDGE);
            MessageProducer producer = session.createProducer(useTopic ? session.createTopic(destName) : session.createQueue(destName))) {
            long startTime = System.nanoTime();
            for (int i = 0; i < MESSAGE_COUNT; i++) {
                producer.send(session.createTextMessage(String.valueOf(i)));
                Thread.sleep(Math.max(0, i - NANOSECONDS.toMillis(System.nanoTime() - startTime)));
            }
        } catch (Exception e) {
            throw sneakyThrow(e);
        }
    });
    int iteration = 0;
    JobRepository jr = new JobRepository(instance());
    waitForFirstSnapshot(jr, job.getId(), 20, true);
    while (!producerFuture.isDone()) {
        Thread.sleep(ThreadLocalRandom.current().nextInt(200));
        // We also do it before the first restart to workaround https://issues.apache.org/jira/browse/ARTEMIS-2546
        if (iteration++ % 3 == 0) {
            waitForNextSnapshot(jr, job.getId(), 20, true);
        }
        ((JobProxy) job).restart(graceful);
        assertJobStatusEventually(job, RUNNING);
    }
    // call for the side-effect of throwing if the producer failed
    producerFuture.get();
    assertTrueEventually(() -> {
        Map<Long, Long> counts = lastListInStressTest.stream().collect(Collectors.groupingBy(Function.identity(), TreeMap::new, Collectors.counting()));
        for (long i = 0; i < MESSAGE_COUNT; i++) {
            counts.putIfAbsent(i, 0L);
        }
        String countsStr = "counts: " + counts;
        if (maxGuarantee == NONE) {
            // we don't assert anything and only wait little more and check that the job didn't fail
            sleepSeconds(1);
        } else {
            // in EXACTLY_ONCE the list must have each item exactly once
            // in AT_LEAST_ONCE the list must have each item at least once
            assertTrue(countsStr, counts.values().stream().allMatch(cnt -> maxGuarantee == EXACTLY_ONCE ? cnt == 1 : cnt > 0));
        }
        logger.info(countsStr);
    }, 30);
    assertEquals(job.getStatus(), RUNNING);
}