metaswirl commented on a change in pull request #18689:
URL: https://github.com/apache/flink/pull/18689#discussion_r805326141
##########
File path:
flink-runtime/src/test/java/org/apache/flink/runtime/scheduler/adaptive/AdaptiveSchedulerTest.java
##########
@@ -969,10 +979,203 @@ public void testHowToHandleFailureUnrecoverableFailure()
throws Exception {
new AdaptiveSchedulerBuilder(createJobGraph(),
mainThreadExecutor).build();
assertThat(
- scheduler
- .howToHandleFailure(new SuppressRestartsException(new
Exception("test")))
- .canRestart(),
- is(false));
+ scheduler
+ .howToHandleFailure(
+ new SuppressRestartsException(new
Exception("test")))
+ .canRestart())
+ .isFalse();
+ }
+
+ static class RunFailedJobListener implements JobStatusListener {
+ OneShotLatch jobRunning;
+ OneShotLatch jobFailed;
+
+ public RunFailedJobListener() {
+ this.jobRunning = new OneShotLatch();
+ this.jobFailed = new OneShotLatch();
+ }
+
+ @Override
+ public void jobStatusChanges(JobID jobId, JobStatus newJobStatus, long
timestamp) {
+ if (newJobStatus == JobStatus.RUNNING) {
+ jobRunning.trigger();
+ }
+ if (newJobStatus == JobStatus.FAILED) {
+ jobFailed.trigger();
+ }
+ }
+
+ public void waitForRunning() throws InterruptedException {
+ jobRunning.await();
+ }
+
+ public void waitForFailed() throws InterruptedException {
+ jobFailed.await();
+ }
+ }
+
+ private Iterable<RootExceptionHistoryEntry> runExceptionHistoryTests(
+ int numAvailableSlots,
+ BiFunction<AdaptiveScheduler, List<ExecutionAttemptID>, Runnable>
testLogic)
+ throws Exception {
+ final JobGraph jobGraph = createJobGraph();
+ RunFailedJobListener listener = new RunFailedJobListener();
+ List<ExecutionAttemptID> cancelledTasks = new ArrayList<>();
+
+ final DefaultDeclarativeSlotPool declarativeSlotPool =
+ createDeclarativeSlotPool(jobGraph.getJobID());
+
+ final Configuration configuration = new Configuration();
+ configuration.set(JobManagerOptions.RESOURCE_WAIT_TIMEOUT,
Duration.ofMillis(1L));
+
+ final AdaptiveScheduler scheduler =
+ new AdaptiveSchedulerBuilder(jobGraph,
singleThreadMainThreadExecutor)
+ .setJobMasterConfiguration(configuration)
+ .setDeclarativeSlotPool(declarativeSlotPool)
+ .setJobStatusListener(listener)
+ .build();
+
+ final SubmissionBufferingTaskManagerGateway taskManagerGateway =
+ new SubmissionBufferingTaskManagerGateway(numAvailableSlots);
+ taskManagerGateway.setCancelConsumer(cancelledTasks::add);
+
+ singleThreadMainThreadExecutor.execute(
+ () -> {
+ scheduler.startScheduling();
+ offerSlots(
+ declarativeSlotPool,
+ createSlotOffersForResourceRequirements(
+ ResourceCounter.withResource(
+ ResourceProfile.UNKNOWN,
numAvailableSlots)),
+ taskManagerGateway);
+ });
+ listener.waitForRunning();
+
+ final Iterable<ArchivedExecutionVertex> executionVertices =
+
scheduler.requestJob().getArchivedExecutionGraph().getAllExecutionVertices();
+ final List<ExecutionAttemptID> attemptIds =
+ IterableUtils.toStream(executionVertices)
+
.map(ArchivedExecutionVertex::getCurrentExecutionAttempt)
+ .map(ArchivedExecution::getAttemptId)
+ .collect(Collectors.toList());
+ Runnable runnable = testLogic.apply(scheduler, attemptIds);
+ CompletableFuture<Void> runTestLogicFuture =
+ CompletableFuture.runAsync(runnable,
singleThreadMainThreadExecutor);
+ runTestLogicFuture.get();
+
+ Consumer<ExecutionAttemptID> canceller =
+ attemptId ->
+ scheduler.updateTaskExecutionState(
+ new TaskExecutionStateTransition(
+ new TaskExecutionState(
+ attemptId,
ExecutionState.CANCELED, null)));
+ CompletableFuture<Void> cancelFuture =
+ CompletableFuture.runAsync(
+ () -> cancelledTasks.forEach(canceller),
singleThreadMainThreadExecutor);
+ cancelFuture.get();
+ listener.waitForFailed();
+
+ return scheduler.requestJob().getExceptionHistory();
+ }
+
+ @Test
+ public void testExceptionHistoryWithGlobalFailure() throws Exception {
+ final Exception expectedException = new Exception("Expected Global
Exception");
+ BiFunction<AdaptiveScheduler, List<ExecutionAttemptID>, Runnable>
testLogic =
+ (scheduler, attemptIds) -> {
+ final ExecutionAttemptID attemptId = attemptIds.remove(0);
+
+ return () -> {
+ scheduler.handleGlobalFailure(expectedException);
+ scheduler.updateTaskExecutionState(
+ new TaskExecutionStateTransition(
+ new TaskExecutionState(
+ attemptId,
ExecutionState.CANCELED, null)));
+ };
+ };
+
+ final Iterable<RootExceptionHistoryEntry> actualExceptionHistory =
+ runExceptionHistoryTests(1, testLogic);
+
+ assertThat(actualExceptionHistory).hasSize(1);
+
+ final RootExceptionHistoryEntry failure =
actualExceptionHistory.iterator().next();
+ assertThat(failure.getTaskManagerLocation()).isNull();
+ assertThat(failure.getFailingTaskName()).isNull();
+
+ assertThat(failure.getException().deserializeError(classLoader))
+ .isEqualTo(expectedException);
+ }
+
+ @Test
+ public void testExceptionHistoryWithTaskFailure() throws Exception {
+ final Exception expectedException = new Exception("Expected Local
Exception");
+ final int numAvailableSlots = 4;
+ BiFunction<AdaptiveScheduler, List<ExecutionAttemptID>, Runnable>
testLogic =
+ (scheduler, attemptIds) -> {
+ final ExecutionAttemptID attemptId = attemptIds.get(1);
+
+ return () ->
+ scheduler.updateTaskExecutionState(
+ new TaskExecutionStateTransition(
+ new TaskExecutionState(
+ attemptId,
+ ExecutionState.FAILED,
+ expectedException)));
+ };
+
+ final Iterable<RootExceptionHistoryEntry> actualExceptionHistory =
+ runExceptionHistoryTests(numAvailableSlots, testLogic);
+
+ assertThat(actualExceptionHistory).hasSize(1);
+
+ final RootExceptionHistoryEntry failure =
actualExceptionHistory.iterator().next();
+
+ assertThat(failure.getException().deserializeError(classLoader))
+ .isEqualTo(expectedException);
+ }
+
+ @Test
+ public void testExceptionHistoryWithTaskConcurrentFailure() throws
Exception {
Review comment:
> If I understand this correctly, the DefaultScheduler now simply
ignores any failures to the CANCELLING state
Yes, that's also how I read it.
> I'd suggest we do the same
Sounds good.
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