Examples with JobSnapshottingSettings org.apache.flink.runtime.jobgraph.tasks.JobSnapshottingSettings used on opensource projects

Example 11 with JobSnapshottingSettings

use of org.apache.flink.runtime.jobgraph.tasks.JobSnapshottingSettings in project flink by apache.

the class StreamingJobGraphGenerator method configureCheckpointing.

private void configureCheckpointing() {
    CheckpointConfig cfg = streamGraph.getCheckpointConfig();
    long interval = cfg.getCheckpointInterval();
    if (interval > 0) {
        // check if a restart strategy has been set, if not then set the FixedDelayRestartStrategy
        if (streamGraph.getExecutionConfig().getRestartStrategy() == null) {
            // if the user enabled checkpointing, the default number of exec retries is infinite.
            streamGraph.getExecutionConfig().setRestartStrategy(RestartStrategies.fixedDelayRestart(Integer.MAX_VALUE, DEFAULT_RESTART_DELAY));
        }
    } else {
        // interval of max value means disable periodic checkpoint
        interval = Long.MAX_VALUE;
    }
    // collect the vertices that receive "trigger checkpoint" messages.
    // currently, these are all the sources
    List<JobVertexID> triggerVertices = new ArrayList<>();
    // collect the vertices that need to acknowledge the checkpoint
    // currently, these are all vertices
    List<JobVertexID> ackVertices = new ArrayList<>(jobVertices.size());
    // collect the vertices that receive "commit checkpoint" messages
    // currently, these are all vertices
    List<JobVertexID> commitVertices = new ArrayList<>();
    for (JobVertex vertex : jobVertices.values()) {
        if (vertex.isInputVertex()) {
            triggerVertices.add(vertex.getID());
        }
        commitVertices.add(vertex.getID());
        ackVertices.add(vertex.getID());
    }
    ExternalizedCheckpointSettings externalizedCheckpointSettings;
    if (cfg.isExternalizedCheckpointsEnabled()) {
        CheckpointConfig.ExternalizedCheckpointCleanup cleanup = cfg.getExternalizedCheckpointCleanup();
        // Sanity check
        if (cleanup == null) {
            throw new IllegalStateException("Externalized checkpoints enabled, but no cleanup mode configured.");
        }
        externalizedCheckpointSettings = ExternalizedCheckpointSettings.externalizeCheckpoints(cleanup.deleteOnCancellation());
    } else {
        externalizedCheckpointSettings = ExternalizedCheckpointSettings.none();
    }
    CheckpointingMode mode = cfg.getCheckpointingMode();
    boolean isExactlyOnce;
    if (mode == CheckpointingMode.EXACTLY_ONCE) {
        isExactlyOnce = true;
    } else if (mode == CheckpointingMode.AT_LEAST_ONCE) {
        isExactlyOnce = false;
    } else {
        throw new IllegalStateException("Unexpected checkpointing mode. " + "Did not expect there to be another checkpointing mode besides " + "exactly-once or at-least-once.");
    }
    JobSnapshottingSettings settings = new JobSnapshottingSettings(triggerVertices, ackVertices, commitVertices, interval, cfg.getCheckpointTimeout(), cfg.getMinPauseBetweenCheckpoints(), cfg.getMaxConcurrentCheckpoints(), externalizedCheckpointSettings, streamGraph.getStateBackend(), isExactlyOnce);
    jobGraph.setSnapshotSettings(settings);
}

Example 12 with JobSnapshottingSettings

use of org.apache.flink.runtime.jobgraph.tasks.JobSnapshottingSettings in project flink by apache.

the class StreamingJobGraphGeneratorTest method testDisabledCheckpointing.

/**
	 * Tests that disabled checkpointing sets the checkpointing interval to Long.MAX_VALUE.
	 */
@Test
public void testDisabledCheckpointing() throws Exception {
    StreamExecutionEnvironment env = StreamExecutionEnvironment.getExecutionEnvironment();
    StreamGraph streamGraph = new StreamGraph(env, 1);
    assertFalse("Checkpointing enabled", streamGraph.getCheckpointConfig().isCheckpointingEnabled());
    StreamingJobGraphGenerator jobGraphGenerator = new StreamingJobGraphGenerator(streamGraph, 1);
    JobGraph jobGraph = jobGraphGenerator.createJobGraph();
    JobSnapshottingSettings snapshottingSettings = jobGraph.getSnapshotSettings();
    assertEquals(Long.MAX_VALUE, snapshottingSettings.getCheckpointInterval());
}

Example 13 with JobSnapshottingSettings

use of org.apache.flink.runtime.jobgraph.tasks.JobSnapshottingSettings in project flink by apache.

the class ExecutionGraphDeploymentTest method createExecutionGraph.

private ExecutionGraph createExecutionGraph(Configuration configuration) throws Exception {
    final ScheduledExecutorService executor = TestingUtils.defaultExecutor();
    final JobID jobId = new JobID();
    final JobGraph jobGraph = new JobGraph(jobId, "test");
    jobGraph.setSnapshotSettings(new JobSnapshottingSettings(Collections.<JobVertexID>emptyList(), Collections.<JobVertexID>emptyList(), Collections.<JobVertexID>emptyList(), 100, 10 * 60 * 1000, 0, 1, ExternalizedCheckpointSettings.none(), null, false));
    return ExecutionGraphBuilder.buildGraph(null, jobGraph, configuration, executor, executor, new ProgrammedSlotProvider(1), getClass().getClassLoader(), new StandaloneCheckpointRecoveryFactory(), Time.seconds(10), new NoRestartStrategy(), new UnregisteredMetricsGroup(), 1, LoggerFactory.getLogger(getClass()));
}

Example 14 with JobSnapshottingSettings

use of org.apache.flink.runtime.jobgraph.tasks.JobSnapshottingSettings in project flink by apache.

the class JobManagerTest method testSavepointRestoreSettings.

/**
	 * Tests that configured {@link SavepointRestoreSettings} are respected.
	 */
@Test
public void testSavepointRestoreSettings() throws Exception {
    FiniteDuration timeout = new FiniteDuration(30, TimeUnit.SECONDS);
    ActorSystem actorSystem = null;
    ActorGateway jobManager = null;
    ActorGateway archiver = null;
    ActorGateway taskManager = null;
    try {
        actorSystem = AkkaUtils.createLocalActorSystem(new Configuration());
        Tuple2<ActorRef, ActorRef> master = JobManager.startJobManagerActors(new Configuration(), actorSystem, TestingUtils.defaultExecutor(), TestingUtils.defaultExecutor(), Option.apply("jm"), Option.apply("arch"), TestingJobManager.class, TestingMemoryArchivist.class);
        jobManager = new AkkaActorGateway(master._1(), null);
        archiver = new AkkaActorGateway(master._2(), null);
        Configuration tmConfig = new Configuration();
        tmConfig.setInteger(ConfigConstants.TASK_MANAGER_NUM_TASK_SLOTS, 4);
        ActorRef taskManagerRef = TaskManager.startTaskManagerComponentsAndActor(tmConfig, ResourceID.generate(), actorSystem, "localhost", Option.apply("tm"), Option.<LeaderRetrievalService>apply(new StandaloneLeaderRetrievalService(jobManager.path())), true, TestingTaskManager.class);
        taskManager = new AkkaActorGateway(taskManagerRef, null);
        // Wait until connected
        Object msg = new TestingTaskManagerMessages.NotifyWhenRegisteredAtJobManager(jobManager.actor());
        Await.ready(taskManager.ask(msg, timeout), timeout);
        // Create job graph
        JobVertex sourceVertex = new JobVertex("Source");
        sourceVertex.setInvokableClass(BlockingStatefulInvokable.class);
        sourceVertex.setParallelism(1);
        JobGraph jobGraph = new JobGraph("TestingJob", sourceVertex);
        JobSnapshottingSettings snapshottingSettings = new JobSnapshottingSettings(Collections.singletonList(sourceVertex.getID()), Collections.singletonList(sourceVertex.getID()), Collections.singletonList(sourceVertex.getID()), // deactivated checkpointing
        Long.MAX_VALUE, 360000, 0, Integer.MAX_VALUE, ExternalizedCheckpointSettings.none(), null, true);
        jobGraph.setSnapshotSettings(snapshottingSettings);
        // Submit job graph
        msg = new JobManagerMessages.SubmitJob(jobGraph, ListeningBehaviour.DETACHED);
        Await.result(jobManager.ask(msg, timeout), timeout);
        // Wait for all tasks to be running
        msg = new TestingJobManagerMessages.WaitForAllVerticesToBeRunning(jobGraph.getJobID());
        Await.result(jobManager.ask(msg, timeout), timeout);
        // Trigger savepoint
        File targetDirectory = tmpFolder.newFolder();
        msg = new TriggerSavepoint(jobGraph.getJobID(), Option.apply(targetDirectory.getAbsolutePath()));
        Future<Object> future = jobManager.ask(msg, timeout);
        Object result = Await.result(future, timeout);
        String savepointPath = ((TriggerSavepointSuccess) result).savepointPath();
        // Cancel because of restarts
        msg = new TestingJobManagerMessages.NotifyWhenJobRemoved(jobGraph.getJobID());
        Future<?> removedFuture = jobManager.ask(msg, timeout);
        Future<?> cancelFuture = jobManager.ask(new CancelJob(jobGraph.getJobID()), timeout);
        Object response = Await.result(cancelFuture, timeout);
        assertTrue("Unexpected response: " + response, response instanceof CancellationSuccess);
        Await.ready(removedFuture, timeout);
        // Adjust the job (we need a new operator ID)
        JobVertex newSourceVertex = new JobVertex("NewSource");
        newSourceVertex.setInvokableClass(BlockingStatefulInvokable.class);
        newSourceVertex.setParallelism(1);
        JobGraph newJobGraph = new JobGraph("NewTestingJob", newSourceVertex);
        JobSnapshottingSettings newSnapshottingSettings = new JobSnapshottingSettings(Collections.singletonList(newSourceVertex.getID()), Collections.singletonList(newSourceVertex.getID()), Collections.singletonList(newSourceVertex.getID()), // deactivated checkpointing
        Long.MAX_VALUE, 360000, 0, Integer.MAX_VALUE, ExternalizedCheckpointSettings.none(), null, true);
        newJobGraph.setSnapshotSettings(newSnapshottingSettings);
        SavepointRestoreSettings restoreSettings = SavepointRestoreSettings.forPath(savepointPath, false);
        newJobGraph.setSavepointRestoreSettings(restoreSettings);
        msg = new JobManagerMessages.SubmitJob(newJobGraph, ListeningBehaviour.DETACHED);
        response = Await.result(jobManager.ask(msg, timeout), timeout);
        assertTrue("Unexpected response: " + response, response instanceof JobManagerMessages.JobResultFailure);
        JobManagerMessages.JobResultFailure failure = (JobManagerMessages.JobResultFailure) response;
        Throwable cause = failure.cause().deserializeError(ClassLoader.getSystemClassLoader());
        assertTrue(cause instanceof IllegalStateException);
        assertTrue(cause.getMessage().contains("allowNonRestoredState"));
        // Wait until removed
        msg = new TestingJobManagerMessages.NotifyWhenJobRemoved(newJobGraph.getJobID());
        Await.ready(jobManager.ask(msg, timeout), timeout);
        // Resubmit, but allow non restored state now
        restoreSettings = SavepointRestoreSettings.forPath(savepointPath, true);
        newJobGraph.setSavepointRestoreSettings(restoreSettings);
        msg = new JobManagerMessages.SubmitJob(newJobGraph, ListeningBehaviour.DETACHED);
        response = Await.result(jobManager.ask(msg, timeout), timeout);
        assertTrue("Unexpected response: " + response, response instanceof JobManagerMessages.JobSubmitSuccess);
    } finally {
        if (actorSystem != null) {
            actorSystem.shutdown();
        }
        if (archiver != null) {
            archiver.actor().tell(PoisonPill.getInstance(), ActorRef.noSender());
        }
        if (jobManager != null) {
            jobManager.actor().tell(PoisonPill.getInstance(), ActorRef.noSender());
        }
        if (taskManager != null) {
            taskManager.actor().tell(PoisonPill.getInstance(), ActorRef.noSender());
        }
    }
}

Example 15 with JobSnapshottingSettings

use of org.apache.flink.runtime.jobgraph.tasks.JobSnapshottingSettings in project flink by apache.

the class JobManagerTest method testCancelWithSavepoint.

@Test
public void testCancelWithSavepoint() throws Exception {
    File defaultSavepointDir = tmpFolder.newFolder();
    FiniteDuration timeout = new FiniteDuration(30, TimeUnit.SECONDS);
    Configuration config = new Configuration();
    config.setString(ConfigConstants.SAVEPOINT_DIRECTORY_KEY, defaultSavepointDir.getAbsolutePath());
    ActorSystem actorSystem = null;
    ActorGateway jobManager = null;
    ActorGateway archiver = null;
    ActorGateway taskManager = null;
    try {
        actorSystem = AkkaUtils.createLocalActorSystem(new Configuration());
        Tuple2<ActorRef, ActorRef> master = JobManager.startJobManagerActors(config, actorSystem, TestingUtils.defaultExecutor(), TestingUtils.defaultExecutor(), Option.apply("jm"), Option.apply("arch"), TestingJobManager.class, TestingMemoryArchivist.class);
        jobManager = new AkkaActorGateway(master._1(), null);
        archiver = new AkkaActorGateway(master._2(), null);
        ActorRef taskManagerRef = TaskManager.startTaskManagerComponentsAndActor(config, ResourceID.generate(), actorSystem, "localhost", Option.apply("tm"), Option.<LeaderRetrievalService>apply(new StandaloneLeaderRetrievalService(jobManager.path())), true, TestingTaskManager.class);
        taskManager = new AkkaActorGateway(taskManagerRef, null);
        // Wait until connected
        Object msg = new TestingTaskManagerMessages.NotifyWhenRegisteredAtJobManager(jobManager.actor());
        Await.ready(taskManager.ask(msg, timeout), timeout);
        // Create job graph
        JobVertex sourceVertex = new JobVertex("Source");
        sourceVertex.setInvokableClass(BlockingStatefulInvokable.class);
        sourceVertex.setParallelism(1);
        JobGraph jobGraph = new JobGraph("TestingJob", sourceVertex);
        JobSnapshottingSettings snapshottingSettings = new JobSnapshottingSettings(Collections.singletonList(sourceVertex.getID()), Collections.singletonList(sourceVertex.getID()), Collections.singletonList(sourceVertex.getID()), 3600000, 3600000, 0, Integer.MAX_VALUE, ExternalizedCheckpointSettings.none(), null, true);
        jobGraph.setSnapshotSettings(snapshottingSettings);
        // Submit job graph
        msg = new JobManagerMessages.SubmitJob(jobGraph, ListeningBehaviour.DETACHED);
        Await.result(jobManager.ask(msg, timeout), timeout);
        // Wait for all tasks to be running
        msg = new TestingJobManagerMessages.WaitForAllVerticesToBeRunning(jobGraph.getJobID());
        Await.result(jobManager.ask(msg, timeout), timeout);
        // Notify when canelled
        msg = new NotifyWhenJobStatus(jobGraph.getJobID(), JobStatus.CANCELED);
        Future<Object> cancelled = jobManager.ask(msg, timeout);
        // Cancel with savepoint
        String savepointPath = null;
        for (int i = 0; i < 10; i++) {
            msg = new JobManagerMessages.CancelJobWithSavepoint(jobGraph.getJobID(), null);
            CancellationResponse cancelResp = (CancellationResponse) Await.result(jobManager.ask(msg, timeout), timeout);
            if (cancelResp instanceof CancellationFailure) {
                CancellationFailure failure = (CancellationFailure) cancelResp;
                if (failure.cause().getMessage().contains(CheckpointDeclineReason.NOT_ALL_REQUIRED_TASKS_RUNNING.message())) {
                    // wait and retry
                    Thread.sleep(200);
                } else {
                    failure.cause().printStackTrace();
                    fail("Failed to cancel job: " + failure.cause().getMessage());
                }
            } else {
                savepointPath = ((CancellationSuccess) cancelResp).savepointPath();
                break;
            }
        }
        // Verify savepoint path
        assertNotEquals("Savepoint not triggered", null, savepointPath);
        // Wait for job status change
        Await.ready(cancelled, timeout);
        File savepointFile = new File(savepointPath);
        assertEquals(true, savepointFile.exists());
    } finally {
        if (actorSystem != null) {
            actorSystem.shutdown();
        }
        if (archiver != null) {
            archiver.actor().tell(PoisonPill.getInstance(), ActorRef.noSender());
        }
        if (jobManager != null) {
            jobManager.actor().tell(PoisonPill.getInstance(), ActorRef.noSender());
        }
        if (taskManager != null) {
            taskManager.actor().tell(PoisonPill.getInstance(), ActorRef.noSender());
        }
    }
}