/** * This transition executes in the event-dispatcher thread, though it's * triggered in MRAppMaster's startJobs() method. */ @Override public void transition(JobImpl job, JobEvent event) { JobStartEvent jse = (JobStartEvent) event; if (jse.getRecoveredJobStartTime() != 0) { job.startTime = jse.getRecoveredJobStartTime(); } else { job.startTime = job.clock.getTime(); } JobInitedEvent jie = new JobInitedEvent(job.oldJobId, job.startTime, job.numMapTasks, job.numReduceTasks, job.getState().toString(), job.isUber()); job.eventHandler.handle(new JobHistoryEvent(job.jobId, jie)); JobInfoChangeEvent jice = new JobInfoChangeEvent(job.oldJobId, job.appSubmitTime, job.startTime); job.eventHandler.handle(new JobHistoryEvent(job.jobId, jice)); job.metrics.runningJob(job); job.eventHandler.handle(new CommitterJobSetupEvent( job.jobId, job.jobContext)); }
@Test public void testTransitionsAtFailed() throws IOException { Configuration conf = new Configuration(); AsyncDispatcher dispatcher = new AsyncDispatcher(); dispatcher.init(conf); dispatcher.start(); OutputCommitter committer = mock(OutputCommitter.class); doThrow(new IOException("forcefail")) .when(committer).setupJob(any(JobContext.class)); CommitterEventHandler commitHandler = createCommitterEventHandler(dispatcher, committer); commitHandler.init(conf); commitHandler.start(); AppContext mockContext = mock(AppContext.class); when(mockContext.hasSuccessfullyUnregistered()).thenReturn(false); JobImpl job = createStubbedJob(conf, dispatcher, 2, mockContext); JobId jobId = job.getID(); job.handle(new JobEvent(jobId, JobEventType.JOB_INIT)); assertJobState(job, JobStateInternal.INITED); job.handle(new JobStartEvent(jobId)); assertJobState(job, JobStateInternal.FAILED); job.handle(new JobEvent(jobId, JobEventType.JOB_TASK_COMPLETED)); assertJobState(job, JobStateInternal.FAILED); job.handle(new JobEvent(jobId, JobEventType.JOB_TASK_ATTEMPT_COMPLETED)); assertJobState(job, JobStateInternal.FAILED); job.handle(new JobEvent(jobId, JobEventType.JOB_MAP_TASK_RESCHEDULED)); assertJobState(job, JobStateInternal.FAILED); job.handle(new JobEvent(jobId, JobEventType.JOB_TASK_ATTEMPT_FETCH_FAILURE)); assertJobState(job, JobStateInternal.FAILED); Assert.assertEquals(JobState.RUNNING, job.getState()); when(mockContext.hasSuccessfullyUnregistered()).thenReturn(true); Assert.assertEquals(JobState.FAILED, job.getState()); dispatcher.stop(); commitHandler.stop(); }
/** * This transition executes in the event-dispatcher thread, though it's * triggered in MRAppMaster's startJobs() method. */ @Override public void transition(JobImpl job, JobEvent event) { JobStartEvent jse = (JobStartEvent) event; if (jse.getRecoveredJobStartTime() != -1L) { job.startTime = jse.getRecoveredJobStartTime(); } else { job.startTime = job.clock.getTime(); } JobInitedEvent jie = new JobInitedEvent(job.oldJobId, job.startTime, job.numMapTasks, job.numReduceTasks, job.getState().toString(), job.isUber()); job.eventHandler.handle(new JobHistoryEvent(job.jobId, jie)); JobInfoChangeEvent jice = new JobInfoChangeEvent(job.oldJobId, job.appSubmitTime, job.startTime); job.eventHandler.handle(new JobHistoryEvent(job.jobId, jice)); job.metrics.runningJob(job); job.eventHandler.handle(new CommitterJobSetupEvent( job.jobId, job.jobContext)); }
@Test public void testJobNoTasks() { Configuration conf = new Configuration(); conf.setInt(MRJobConfig.NUM_REDUCES, 0); conf.set(MRJobConfig.MR_AM_STAGING_DIR, stagingDir); conf.set(MRJobConfig.WORKFLOW_ID, "testId"); conf.set(MRJobConfig.WORKFLOW_NAME, "testName"); conf.set(MRJobConfig.WORKFLOW_NODE_NAME, "testNodeName"); conf.set(MRJobConfig.WORKFLOW_ADJACENCY_PREFIX_STRING + "key1", "value1"); conf.set(MRJobConfig.WORKFLOW_ADJACENCY_PREFIX_STRING + "key2", "value2"); conf.set(MRJobConfig.WORKFLOW_TAGS, "tag1,tag2"); AsyncDispatcher dispatcher = new AsyncDispatcher(); dispatcher.init(conf); dispatcher.start(); OutputCommitter committer = mock(OutputCommitter.class); CommitterEventHandler commitHandler = createCommitterEventHandler(dispatcher, committer); commitHandler.init(conf); commitHandler.start(); JobSubmittedEventHandler jseHandler = new JobSubmittedEventHandler("testId", "testName", "testNodeName", "\"key2\"=\"value2\" \"key1\"=\"value1\" ", "tag1,tag2"); dispatcher.register(EventType.class, jseHandler); JobImpl job = createStubbedJob(conf, dispatcher, 0, null); job.handle(new JobEvent(job.getID(), JobEventType.JOB_INIT)); assertJobState(job, JobStateInternal.INITED); job.handle(new JobStartEvent(job.getID())); assertJobState(job, JobStateInternal.SUCCEEDED); dispatcher.stop(); commitHandler.stop(); try { Assert.assertTrue(jseHandler.getAssertValue()); } catch (InterruptedException e) { Assert.fail("Workflow related attributes are not tested properly"); } }
@Test(timeout=20000) public void testKilledDuringSetup() throws Exception { Configuration conf = new Configuration(); conf.set(MRJobConfig.MR_AM_STAGING_DIR, stagingDir); AsyncDispatcher dispatcher = new AsyncDispatcher(); dispatcher.init(conf); dispatcher.start(); OutputCommitter committer = new StubbedOutputCommitter() { @Override public synchronized void setupJob(JobContext jobContext) throws IOException { while (!Thread.interrupted()) { try { wait(); } catch (InterruptedException e) { } } } }; CommitterEventHandler commitHandler = createCommitterEventHandler(dispatcher, committer); commitHandler.init(conf); commitHandler.start(); JobImpl job = createStubbedJob(conf, dispatcher, 2, null); JobId jobId = job.getID(); job.handle(new JobEvent(jobId, JobEventType.JOB_INIT)); assertJobState(job, JobStateInternal.INITED); job.handle(new JobStartEvent(jobId)); assertJobState(job, JobStateInternal.SETUP); job.handle(new JobEvent(job.getID(), JobEventType.JOB_KILL)); assertJobState(job, JobStateInternal.KILLED); dispatcher.stop(); commitHandler.stop(); }
@Test(timeout=20000) public void testKilledDuringKillAbort() throws Exception { Configuration conf = new Configuration(); conf.set(MRJobConfig.MR_AM_STAGING_DIR, stagingDir); AsyncDispatcher dispatcher = new AsyncDispatcher(); dispatcher.init(conf); dispatcher.start(); OutputCommitter committer = new StubbedOutputCommitter() { @Override public synchronized void abortJob(JobContext jobContext, State state) throws IOException { while (!Thread.interrupted()) { try { wait(); } catch (InterruptedException e) { } } } }; CommitterEventHandler commitHandler = createCommitterEventHandler(dispatcher, committer); commitHandler.init(conf); commitHandler.start(); JobImpl job = createStubbedJob(conf, dispatcher, 2, null); JobId jobId = job.getID(); job.handle(new JobEvent(jobId, JobEventType.JOB_INIT)); assertJobState(job, JobStateInternal.INITED); job.handle(new JobStartEvent(jobId)); assertJobState(job, JobStateInternal.SETUP); job.handle(new JobEvent(jobId, JobEventType.JOB_KILL)); assertJobState(job, JobStateInternal.KILL_ABORT); job.handle(new JobEvent(jobId, JobEventType.JOB_KILL)); assertJobState(job, JobStateInternal.KILLED); dispatcher.stop(); commitHandler.stop(); }
private static StubbedJob createRunningStubbedJob(Configuration conf, Dispatcher dispatcher, int numSplits, AppContext appContext) { StubbedJob job = createStubbedJob(conf, dispatcher, numSplits, appContext); job.handle(new JobEvent(job.getID(), JobEventType.JOB_INIT)); assertJobState(job, JobStateInternal.INITED); job.handle(new JobStartEvent(job.getID())); assertJobState(job, JobStateInternal.RUNNING); return job; }
@Test public void testJobPriorityUpdate() throws Exception { Configuration conf = new Configuration(); AsyncDispatcher dispatcher = new AsyncDispatcher(); Priority submittedPriority = Priority.newInstance(5); AppContext mockContext = mock(AppContext.class); when(mockContext.hasSuccessfullyUnregistered()).thenReturn(false); JobImpl job = createStubbedJob(conf, dispatcher, 2, mockContext); JobId jobId = job.getID(); job.handle(new JobEvent(jobId, JobEventType.JOB_INIT)); assertJobState(job, JobStateInternal.INITED); job.handle(new JobStartEvent(jobId)); assertJobState(job, JobStateInternal.SETUP); // Update priority of job to 5, and it will be updated job.setJobPriority(submittedPriority); Assert.assertEquals(submittedPriority, job.getReport().getJobPriority()); job.handle(new JobSetupCompletedEvent(jobId)); assertJobState(job, JobStateInternal.RUNNING); // Update priority of job to 8, and see whether its updated Priority updatedPriority = Priority.newInstance(8); job.setJobPriority(updatedPriority); assertJobState(job, JobStateInternal.RUNNING); Priority jobPriority = job.getReport().getJobPriority(); Assert.assertNotNull(jobPriority); // Verify whether changed priority is same as what is set in Job. Assert.assertEquals(updatedPriority, jobPriority); }
@Test public void testJobNoTasks() { Configuration conf = new Configuration(); conf.setInt(MRJobConfig.NUM_REDUCES, 0); conf.set(MRJobConfig.MR_AM_STAGING_DIR, stagingDir); conf.set(MRJobConfig.WORKFLOW_ID, "testId"); conf.set(MRJobConfig.WORKFLOW_NAME, "testName"); conf.set(MRJobConfig.WORKFLOW_NODE_NAME, "testNodeName"); conf.set(MRJobConfig.WORKFLOW_ADJACENCY_PREFIX_STRING + "key1", "value1"); conf.set(MRJobConfig.WORKFLOW_ADJACENCY_PREFIX_STRING + "key2", "value2"); conf.set(MRJobConfig.WORKFLOW_TAGS, "tag1,tag2"); AsyncDispatcher dispatcher = new AsyncDispatcher(); dispatcher.init(conf); dispatcher.start(); OutputCommitter committer = mock(OutputCommitter.class); CommitterEventHandler commitHandler = createCommitterEventHandler(dispatcher, committer); commitHandler.init(conf); commitHandler.start(); JobSubmittedEventHandler jseHandler = new JobSubmittedEventHandler("testId", "testName", "testNodeName", "\"key2\"=\"value2\" \"key1\"=\"value1\" ", "tag1,tag2"); dispatcher.register(EventType.class, jseHandler); JobImpl job = createStubbedJob(conf, dispatcher, 0); job.handle(new JobEvent(job.getID(), JobEventType.JOB_INIT)); assertJobState(job, JobStateInternal.INITED); job.handle(new JobStartEvent(job.getID())); assertJobState(job, JobStateInternal.SUCCEEDED); dispatcher.stop(); commitHandler.stop(); try { Assert.assertTrue(jseHandler.getAssertValue()); } catch (InterruptedException e) { Assert.fail("Workflow related attributes are not tested properly"); } }
@Test(timeout=20000) public void testRebootedDuringSetup() throws Exception{ Configuration conf = new Configuration(); conf.set(MRJobConfig.MR_AM_STAGING_DIR, stagingDir); AsyncDispatcher dispatcher = new AsyncDispatcher(); dispatcher.init(conf); dispatcher.start(); OutputCommitter committer = new StubbedOutputCommitter() { @Override public synchronized void setupJob(JobContext jobContext) throws IOException { while(!Thread.interrupted()){ try{ wait(); }catch (InterruptedException e) { } } } }; CommitterEventHandler commitHandler = createCommitterEventHandler(dispatcher, committer); commitHandler.init(conf); commitHandler.start(); JobImpl job = createStubbedJob(conf, dispatcher, 2); JobId jobId = job.getID(); job.handle(new JobEvent(jobId, JobEventType.JOB_INIT)); assertJobState(job, JobStateInternal.INITED); job.handle(new JobStartEvent(jobId)); assertJobState(job, JobStateInternal.SETUP); job.handle(new JobEvent(job.getID(), JobEventType.JOB_AM_REBOOT)); assertJobState(job, JobStateInternal.REBOOT); dispatcher.stop(); commitHandler.stop(); }
@Test(timeout=20000) public void testKilledDuringSetup() throws Exception { Configuration conf = new Configuration(); conf.set(MRJobConfig.MR_AM_STAGING_DIR, stagingDir); AsyncDispatcher dispatcher = new AsyncDispatcher(); dispatcher.init(conf); dispatcher.start(); OutputCommitter committer = new StubbedOutputCommitter() { @Override public synchronized void setupJob(JobContext jobContext) throws IOException { while (!Thread.interrupted()) { try { wait(); } catch (InterruptedException e) { } } } }; CommitterEventHandler commitHandler = createCommitterEventHandler(dispatcher, committer); commitHandler.init(conf); commitHandler.start(); JobImpl job = createStubbedJob(conf, dispatcher, 2); JobId jobId = job.getID(); job.handle(new JobEvent(jobId, JobEventType.JOB_INIT)); assertJobState(job, JobStateInternal.INITED); job.handle(new JobStartEvent(jobId)); assertJobState(job, JobStateInternal.SETUP); job.handle(new JobEvent(job.getID(), JobEventType.JOB_KILL)); assertJobState(job, JobStateInternal.KILLED); dispatcher.stop(); commitHandler.stop(); }
@Test(timeout=20000) public void testKilledDuringKillAbort() throws Exception { Configuration conf = new Configuration(); conf.set(MRJobConfig.MR_AM_STAGING_DIR, stagingDir); AsyncDispatcher dispatcher = new AsyncDispatcher(); dispatcher.init(conf); dispatcher.start(); OutputCommitter committer = new StubbedOutputCommitter() { @Override public synchronized void abortJob(JobContext jobContext, State state) throws IOException { while (!Thread.interrupted()) { try { wait(); } catch (InterruptedException e) { } } } }; CommitterEventHandler commitHandler = createCommitterEventHandler(dispatcher, committer); commitHandler.init(conf); commitHandler.start(); JobImpl job = createStubbedJob(conf, dispatcher, 2); JobId jobId = job.getID(); job.handle(new JobEvent(jobId, JobEventType.JOB_INIT)); assertJobState(job, JobStateInternal.INITED); job.handle(new JobStartEvent(jobId)); assertJobState(job, JobStateInternal.SETUP); job.handle(new JobEvent(jobId, JobEventType.JOB_KILL)); assertJobState(job, JobStateInternal.KILL_ABORT); job.handle(new JobEvent(jobId, JobEventType.JOB_KILL)); assertJobState(job, JobStateInternal.KILLED); dispatcher.stop(); commitHandler.stop(); }
@Test public void testTransitionsAtFailed() throws IOException { Configuration conf = new Configuration(); AsyncDispatcher dispatcher = new AsyncDispatcher(); dispatcher.init(conf); dispatcher.start(); OutputCommitter committer = mock(OutputCommitter.class); doThrow(new IOException("forcefail")) .when(committer).setupJob(any(JobContext.class)); CommitterEventHandler commitHandler = createCommitterEventHandler(dispatcher, committer); commitHandler.init(conf); commitHandler.start(); JobImpl job = createStubbedJob(conf, dispatcher, 2); JobId jobId = job.getID(); job.handle(new JobEvent(jobId, JobEventType.JOB_INIT)); assertJobState(job, JobStateInternal.INITED); job.handle(new JobStartEvent(jobId)); assertJobState(job, JobStateInternal.FAILED); job.handle(new JobEvent(jobId, JobEventType.JOB_TASK_COMPLETED)); Assert.assertEquals(JobState.FAILED, job.getState()); job.handle(new JobEvent(jobId, JobEventType.JOB_TASK_ATTEMPT_COMPLETED)); Assert.assertEquals(JobState.FAILED, job.getState()); job.handle(new JobEvent(jobId, JobEventType.JOB_MAP_TASK_RESCHEDULED)); Assert.assertEquals(JobState.FAILED, job.getState()); job.handle(new JobEvent(jobId, JobEventType.JOB_TASK_ATTEMPT_FETCH_FAILURE)); Assert.assertEquals(JobState.FAILED, job.getState()); dispatcher.stop(); commitHandler.stop(); }
private static StubbedJob createRunningStubbedJob(Configuration conf, Dispatcher dispatcher, int numSplits) { StubbedJob job = createStubbedJob(conf, dispatcher, numSplits); job.handle(new JobEvent(job.getID(), JobEventType.JOB_INIT)); assertJobState(job, JobStateInternal.INITED); job.handle(new JobStartEvent(job.getID())); assertJobState(job, JobStateInternal.RUNNING); return job; }