use of org.apache.flink.runtime.messages.JobManagerMessages.JobSubmitSuccess in project flink by apache.
the class JobManagerTest method testKvStateMessages.
/**
* Tests that the JobManager handles {@link org.apache.flink.runtime.query.KvStateMessage}
* instances as expected.
*/
@Test
public void testKvStateMessages() throws Exception {
Deadline deadline = new FiniteDuration(100, TimeUnit.SECONDS).fromNow();
Configuration config = new Configuration();
config.setString(ConfigConstants.AKKA_ASK_TIMEOUT, "100ms");
UUID leaderSessionId = null;
ActorGateway jobManager = new AkkaActorGateway(JobManager.startJobManagerActors(config, system, TestingUtils.defaultExecutor(), TestingUtils.defaultExecutor(), TestingJobManager.class, MemoryArchivist.class)._1(), leaderSessionId);
LeaderRetrievalService leaderRetrievalService = new StandaloneLeaderRetrievalService(AkkaUtils.getAkkaURL(system, jobManager.actor()));
Configuration tmConfig = new Configuration();
tmConfig.setInteger(ConfigConstants.TASK_MANAGER_MEMORY_SIZE_KEY, 4);
tmConfig.setInteger(ConfigConstants.TASK_MANAGER_NUM_TASK_SLOTS, 8);
ActorRef taskManager = TaskManager.startTaskManagerComponentsAndActor(tmConfig, ResourceID.generate(), system, "localhost", scala.Option.<String>empty(), scala.Option.apply(leaderRetrievalService), true, TestingTaskManager.class);
Future<Object> registrationFuture = jobManager.ask(new NotifyWhenAtLeastNumTaskManagerAreRegistered(1), deadline.timeLeft());
Await.ready(registrationFuture, deadline.timeLeft());
//
// Location lookup
//
LookupKvStateLocation lookupNonExistingJob = new LookupKvStateLocation(new JobID(), "any-name");
Future<KvStateLocation> lookupFuture = jobManager.ask(lookupNonExistingJob, deadline.timeLeft()).mapTo(ClassTag$.MODULE$.<KvStateLocation>apply(KvStateLocation.class));
try {
Await.result(lookupFuture, deadline.timeLeft());
fail("Did not throw expected Exception");
} catch (IllegalStateException ignored) {
// Expected
}
JobGraph jobGraph = new JobGraph("croissant");
JobVertex jobVertex1 = new JobVertex("cappuccino");
jobVertex1.setParallelism(4);
jobVertex1.setMaxParallelism(16);
jobVertex1.setInvokableClass(BlockingNoOpInvokable.class);
JobVertex jobVertex2 = new JobVertex("americano");
jobVertex2.setParallelism(4);
jobVertex2.setMaxParallelism(16);
jobVertex2.setInvokableClass(BlockingNoOpInvokable.class);
jobGraph.addVertex(jobVertex1);
jobGraph.addVertex(jobVertex2);
Future<JobSubmitSuccess> submitFuture = jobManager.ask(new SubmitJob(jobGraph, ListeningBehaviour.DETACHED), deadline.timeLeft()).mapTo(ClassTag$.MODULE$.<JobSubmitSuccess>apply(JobSubmitSuccess.class));
Await.result(submitFuture, deadline.timeLeft());
Object lookupUnknownRegistrationName = new LookupKvStateLocation(jobGraph.getJobID(), "unknown");
lookupFuture = jobManager.ask(lookupUnknownRegistrationName, deadline.timeLeft()).mapTo(ClassTag$.MODULE$.<KvStateLocation>apply(KvStateLocation.class));
try {
Await.result(lookupFuture, deadline.timeLeft());
fail("Did not throw expected Exception");
} catch (UnknownKvStateLocation ignored) {
// Expected
}
//
// Registration
//
NotifyKvStateRegistered registerNonExistingJob = new NotifyKvStateRegistered(new JobID(), new JobVertexID(), new KeyGroupRange(0, 0), "any-name", new KvStateID(), new KvStateServerAddress(InetAddress.getLocalHost(), 1233));
jobManager.tell(registerNonExistingJob);
LookupKvStateLocation lookupAfterRegistration = new LookupKvStateLocation(registerNonExistingJob.getJobId(), registerNonExistingJob.getRegistrationName());
lookupFuture = jobManager.ask(lookupAfterRegistration, deadline.timeLeft()).mapTo(ClassTag$.MODULE$.<KvStateLocation>apply(KvStateLocation.class));
try {
Await.result(lookupFuture, deadline.timeLeft());
fail("Did not throw expected Exception");
} catch (IllegalStateException ignored) {
// Expected
}
NotifyKvStateRegistered registerForExistingJob = new NotifyKvStateRegistered(jobGraph.getJobID(), jobVertex1.getID(), new KeyGroupRange(0, 0), "register-me", new KvStateID(), new KvStateServerAddress(InetAddress.getLocalHost(), 1293));
jobManager.tell(registerForExistingJob);
lookupAfterRegistration = new LookupKvStateLocation(registerForExistingJob.getJobId(), registerForExistingJob.getRegistrationName());
lookupFuture = jobManager.ask(lookupAfterRegistration, deadline.timeLeft()).mapTo(ClassTag$.MODULE$.<KvStateLocation>apply(KvStateLocation.class));
KvStateLocation location = Await.result(lookupFuture, deadline.timeLeft());
assertNotNull(location);
assertEquals(jobGraph.getJobID(), location.getJobId());
assertEquals(jobVertex1.getID(), location.getJobVertexId());
assertEquals(jobVertex1.getMaxParallelism(), location.getNumKeyGroups());
assertEquals(1, location.getNumRegisteredKeyGroups());
KeyGroupRange keyGroupRange = registerForExistingJob.getKeyGroupRange();
assertEquals(1, keyGroupRange.getNumberOfKeyGroups());
assertEquals(registerForExistingJob.getKvStateId(), location.getKvStateID(keyGroupRange.getStartKeyGroup()));
assertEquals(registerForExistingJob.getKvStateServerAddress(), location.getKvStateServerAddress(keyGroupRange.getStartKeyGroup()));
//
// Unregistration
//
NotifyKvStateUnregistered unregister = new NotifyKvStateUnregistered(registerForExistingJob.getJobId(), registerForExistingJob.getJobVertexId(), registerForExistingJob.getKeyGroupRange(), registerForExistingJob.getRegistrationName());
jobManager.tell(unregister);
lookupFuture = jobManager.ask(lookupAfterRegistration, deadline.timeLeft()).mapTo(ClassTag$.MODULE$.<KvStateLocation>apply(KvStateLocation.class));
try {
Await.result(lookupFuture, deadline.timeLeft());
fail("Did not throw expected Exception");
} catch (UnknownKvStateLocation ignored) {
// Expected
}
//
// Duplicate registration fails task
//
NotifyKvStateRegistered register = new NotifyKvStateRegistered(jobGraph.getJobID(), jobVertex1.getID(), new KeyGroupRange(0, 0), "duplicate-me", new KvStateID(), new KvStateServerAddress(InetAddress.getLocalHost(), 1293));
NotifyKvStateRegistered duplicate = new NotifyKvStateRegistered(jobGraph.getJobID(), // <--- different operator, but...
jobVertex2.getID(), new KeyGroupRange(0, 0), // ...same name
"duplicate-me", new KvStateID(), new KvStateServerAddress(InetAddress.getLocalHost(), 1293));
Future<TestingJobManagerMessages.JobStatusIs> failedFuture = jobManager.ask(new NotifyWhenJobStatus(jobGraph.getJobID(), JobStatus.FAILED), deadline.timeLeft()).mapTo(ClassTag$.MODULE$.<JobStatusIs>apply(JobStatusIs.class));
jobManager.tell(register);
jobManager.tell(duplicate);
// Wait for failure
JobStatusIs jobStatus = Await.result(failedFuture, deadline.timeLeft());
assertEquals(JobStatus.FAILED, jobStatus.state());
}
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