Examples with Configuration org.apache.flink.configuration.Configuration used on opensource projects

Example 1 with Configuration

use of org.apache.flink.configuration.Configuration in project flink by apache.

the class DegreesWithExceptionITCase method setupCluster.

@BeforeClass
public static void setupCluster() {
    try {
        Configuration config = new Configuration();
        config.setInteger(ConfigConstants.TASK_MANAGER_NUM_TASK_SLOTS, PARALLELISM);
        cluster = new LocalFlinkMiniCluster(config, false);
        cluster.start();
    } catch (Exception e) {
        e.printStackTrace();
        fail("Error starting test cluster: " + e.getMessage());
    }
}

Example 2 with Configuration

use of org.apache.flink.configuration.Configuration in project flink by apache.

the class ExecutionGraphMetricsTest method testExecutionGraphRestartTimeMetric.

/**
	 * This test tests that the restarting time metric correctly displays restarting times.
	 */
@Test
public void testExecutionGraphRestartTimeMetric() throws JobException, IOException, InterruptedException {
    final ScheduledExecutorService executor = Executors.newSingleThreadScheduledExecutor();
    try {
        // setup execution graph with mocked scheduling logic
        int parallelism = 1;
        JobVertex jobVertex = new JobVertex("TestVertex");
        jobVertex.setParallelism(parallelism);
        jobVertex.setInvokableClass(NoOpInvokable.class);
        JobGraph jobGraph = new JobGraph("Test Job", jobVertex);
        Configuration config = new Configuration();
        config.setString(ConfigConstants.METRICS_REPORTERS_LIST, "test");
        config.setString(ConfigConstants.METRICS_REPORTER_PREFIX + "test." + ConfigConstants.METRICS_REPORTER_CLASS_SUFFIX, TestingReporter.class.getName());
        Configuration jobConfig = new Configuration();
        Time timeout = Time.seconds(10L);
        MetricRegistry metricRegistry = new MetricRegistry(MetricRegistryConfiguration.fromConfiguration(config));
        assertTrue(metricRegistry.getReporters().size() == 1);
        MetricReporter reporter = metricRegistry.getReporters().get(0);
        assertTrue(reporter instanceof TestingReporter);
        TestingReporter testingReporter = (TestingReporter) reporter;
        MetricGroup metricGroup = new JobManagerMetricGroup(metricRegistry, "localhost");
        Scheduler scheduler = mock(Scheduler.class);
        ResourceID taskManagerId = ResourceID.generate();
        TaskManagerLocation taskManagerLocation = mock(TaskManagerLocation.class);
        when(taskManagerLocation.getResourceID()).thenReturn(taskManagerId);
        when(taskManagerLocation.getHostname()).thenReturn("localhost");
        TaskManagerGateway taskManagerGateway = mock(TaskManagerGateway.class);
        Instance instance = mock(Instance.class);
        when(instance.getTaskManagerLocation()).thenReturn(taskManagerLocation);
        when(instance.getTaskManagerID()).thenReturn(taskManagerId);
        when(instance.getTaskManagerGateway()).thenReturn(taskManagerGateway);
        Slot rootSlot = mock(Slot.class);
        AllocatedSlot mockAllocatedSlot = mock(AllocatedSlot.class);
        when(mockAllocatedSlot.getSlotAllocationId()).thenReturn(new AllocationID());
        SimpleSlot simpleSlot = mock(SimpleSlot.class);
        when(simpleSlot.isAlive()).thenReturn(true);
        when(simpleSlot.getTaskManagerLocation()).thenReturn(taskManagerLocation);
        when(simpleSlot.getTaskManagerID()).thenReturn(taskManagerId);
        when(simpleSlot.getTaskManagerGateway()).thenReturn(taskManagerGateway);
        when(simpleSlot.setExecutedVertex(Matchers.any(Execution.class))).thenReturn(true);
        when(simpleSlot.getRoot()).thenReturn(rootSlot);
        when(simpleSlot.getAllocatedSlot()).thenReturn(mockAllocatedSlot);
        FlinkCompletableFuture<SimpleSlot> future = new FlinkCompletableFuture<>();
        future.complete(simpleSlot);
        when(scheduler.allocateSlot(any(ScheduledUnit.class), anyBoolean())).thenReturn(future);
        when(rootSlot.getSlotNumber()).thenReturn(0);
        when(taskManagerGateway.submitTask(any(TaskDeploymentDescriptor.class), any(Time.class))).thenReturn(FlinkCompletableFuture.completed(Acknowledge.get()));
        TestingRestartStrategy testingRestartStrategy = new TestingRestartStrategy();
        ExecutionGraph executionGraph = new ExecutionGraph(executor, executor, jobGraph.getJobID(), jobGraph.getName(), jobConfig, new SerializedValue<ExecutionConfig>(null), timeout, testingRestartStrategy, Collections.<BlobKey>emptyList(), Collections.<URL>emptyList(), scheduler, getClass().getClassLoader(), metricGroup);
        // get restarting time metric
        Metric metric = testingReporter.getMetric(ExecutionGraph.RESTARTING_TIME_METRIC_NAME);
        assertNotNull(metric);
        assertTrue(metric instanceof Gauge);
        @SuppressWarnings("unchecked") Gauge<Long> restartingTime = (Gauge<Long>) metric;
        // check that the restarting time is 0 since it's the initial start
        assertTrue(0L == restartingTime.getValue());
        executionGraph.attachJobGraph(jobGraph.getVerticesSortedTopologicallyFromSources());
        // start execution
        executionGraph.scheduleForExecution();
        assertTrue(0L == restartingTime.getValue());
        List<ExecutionAttemptID> executionIDs = new ArrayList<>();
        for (ExecutionVertex executionVertex : executionGraph.getAllExecutionVertices()) {
            executionIDs.add(executionVertex.getCurrentExecutionAttempt().getAttemptId());
        }
        // tell execution graph that the tasks are in state running --> job status switches to state running
        for (ExecutionAttemptID executionID : executionIDs) {
            executionGraph.updateState(new TaskExecutionState(jobGraph.getJobID(), executionID, ExecutionState.RUNNING));
        }
        assertEquals(JobStatus.RUNNING, executionGraph.getState());
        assertTrue(0L == restartingTime.getValue());
        // fail the job so that it goes into state restarting
        for (ExecutionAttemptID executionID : executionIDs) {
            executionGraph.updateState(new TaskExecutionState(jobGraph.getJobID(), executionID, ExecutionState.FAILED, new Exception()));
        }
        assertEquals(JobStatus.RESTARTING, executionGraph.getState());
        long firstRestartingTimestamp = executionGraph.getStatusTimestamp(JobStatus.RESTARTING);
        // wait some time so that the restarting time gauge shows a value different from 0
        Thread.sleep(50);
        long previousRestartingTime = restartingTime.getValue();
        // check that the restarting time is monotonically increasing
        for (int i = 0; i < 10; i++) {
            long currentRestartingTime = restartingTime.getValue();
            assertTrue(currentRestartingTime >= previousRestartingTime);
            previousRestartingTime = currentRestartingTime;
        }
        // check that we have measured some restarting time
        assertTrue(previousRestartingTime > 0);
        // restart job
        testingRestartStrategy.restartExecutionGraph();
        executionIDs.clear();
        for (ExecutionVertex executionVertex : executionGraph.getAllExecutionVertices()) {
            executionIDs.add(executionVertex.getCurrentExecutionAttempt().getAttemptId());
        }
        for (ExecutionAttemptID executionID : executionIDs) {
            executionGraph.updateState(new TaskExecutionState(jobGraph.getJobID(), executionID, ExecutionState.RUNNING));
        }
        assertEquals(JobStatus.RUNNING, executionGraph.getState());
        assertTrue(firstRestartingTimestamp != 0);
        previousRestartingTime = restartingTime.getValue();
        // check that the restarting time does not increase after we've reached the running state
        for (int i = 0; i < 10; i++) {
            long currentRestartingTime = restartingTime.getValue();
            assertTrue(currentRestartingTime == previousRestartingTime);
            previousRestartingTime = currentRestartingTime;
        }
        // fail job again
        for (ExecutionAttemptID executionID : executionIDs) {
            executionGraph.updateState(new TaskExecutionState(jobGraph.getJobID(), executionID, ExecutionState.FAILED, new Exception()));
        }
        assertEquals(JobStatus.RESTARTING, executionGraph.getState());
        long secondRestartingTimestamp = executionGraph.getStatusTimestamp(JobStatus.RESTARTING);
        assertTrue(firstRestartingTimestamp != secondRestartingTimestamp);
        Thread.sleep(50);
        previousRestartingTime = restartingTime.getValue();
        // check that the restarting time is increasing again
        for (int i = 0; i < 10; i++) {
            long currentRestartingTime = restartingTime.getValue();
            assertTrue(currentRestartingTime >= previousRestartingTime);
            previousRestartingTime = currentRestartingTime;
        }
        assertTrue(previousRestartingTime > 0);
        // now lets fail the job while it is in restarting and see whether the restarting time then stops to increase
        // for this to work, we have to use a SuppressRestartException
        executionGraph.fail(new SuppressRestartsException(new Exception()));
        assertEquals(JobStatus.FAILED, executionGraph.getState());
        previousRestartingTime = restartingTime.getValue();
        for (int i = 0; i < 10; i++) {
            long currentRestartingTime = restartingTime.getValue();
            assertTrue(currentRestartingTime == previousRestartingTime);
            previousRestartingTime = currentRestartingTime;
        }
    } finally {
        executor.shutdownNow();
    }
}

Example 3 with Configuration

use of org.apache.flink.configuration.Configuration in project flink by apache.

the class ExecutionVertexLocalityTest method createTestGraph.

// ------------------------------------------------------------------------
//  Utilities
// ------------------------------------------------------------------------
/**
	 * Creates a simple 2 vertex graph with a parallel source and a parallel target.
	 */
private ExecutionGraph createTestGraph(int parallelism, boolean allToAll) throws Exception {
    JobVertex source = new JobVertex("source", sourceVertexId);
    source.setParallelism(parallelism);
    source.setInvokableClass(NoOpInvokable.class);
    JobVertex target = new JobVertex("source", targetVertexId);
    target.setParallelism(parallelism);
    target.setInvokableClass(NoOpInvokable.class);
    DistributionPattern connectionPattern = allToAll ? DistributionPattern.ALL_TO_ALL : DistributionPattern.POINTWISE;
    target.connectNewDataSetAsInput(source, connectionPattern, ResultPartitionType.PIPELINED);
    JobGraph testJob = new JobGraph(jobId, "test job", source, target);
    return ExecutionGraphBuilder.buildGraph(null, testJob, new Configuration(), TestingUtils.defaultExecutor(), TestingUtils.defaultExecutor(), mock(SlotProvider.class), getClass().getClassLoader(), new StandaloneCheckpointRecoveryFactory(), Time.of(10, TimeUnit.SECONDS), new FixedDelayRestartStrategy(10, 0L), new UnregisteredMetricsGroup(), 1, log);
}

Example 4 with Configuration

use of org.apache.flink.configuration.Configuration in project flink by apache.

the class ZooKeeperRegistryTest method testZooKeeperRegistry.

/**
	 * Tests that the function of ZookeeperRegistry, setJobRunning(), setJobFinished(), isJobRunning()
	 */
@Test
public void testZooKeeperRegistry() throws Exception {
    Configuration configuration = new Configuration();
    configuration.setString(HighAvailabilityOptions.HA_ZOOKEEPER_QUORUM, testingServer.getConnectString());
    configuration.setString(HighAvailabilityOptions.HA_MODE, "zookeeper");
    final HighAvailabilityServices zkHaService = new ZookeeperHaServices(ZooKeeperUtils.startCuratorFramework(configuration), Executors.directExecutor(), configuration);
    final RunningJobsRegistry zkRegistry = zkHaService.getRunningJobsRegistry();
    try {
        JobID jobID = JobID.generate();
        assertEquals(JobSchedulingStatus.PENDING, zkRegistry.getJobSchedulingStatus(jobID));
        zkRegistry.setJobRunning(jobID);
        assertEquals(JobSchedulingStatus.RUNNING, zkRegistry.getJobSchedulingStatus(jobID));
        zkRegistry.setJobFinished(jobID);
        assertEquals(JobSchedulingStatus.DONE, zkRegistry.getJobSchedulingStatus(jobID));
        zkRegistry.clearJob(jobID);
        assertEquals(JobSchedulingStatus.PENDING, zkRegistry.getJobSchedulingStatus(jobID));
    } finally {
        zkHaService.close();
    }
}

Example 5 with Configuration

use of org.apache.flink.configuration.Configuration in project flink by apache.

the class ExecutionStateProgressTest method testAccumulatedStateFinished.

@Test
public void testAccumulatedStateFinished() {
    try {
        final JobID jid = new JobID();
        final JobVertexID vid = new JobVertexID();
        JobVertex ajv = new JobVertex("TestVertex", vid);
        ajv.setParallelism(3);
        ajv.setInvokableClass(mock(AbstractInvokable.class).getClass());
        ExecutionGraph graph = new ExecutionGraph(TestingUtils.defaultExecutor(), TestingUtils.defaultExecutor(), jid, "test job", new Configuration(), new SerializedValue<>(new ExecutionConfig()), AkkaUtils.getDefaultTimeout(), new NoRestartStrategy(), new Scheduler(TestingUtils.defaultExecutionContext()));
        graph.attachJobGraph(Collections.singletonList(ajv));
        setGraphStatus(graph, JobStatus.RUNNING);
        ExecutionJobVertex ejv = graph.getJobVertex(vid);
        // mock resources and mock taskmanager
        for (ExecutionVertex ee : ejv.getTaskVertices()) {
            SimpleSlot slot = getInstance(new ActorTaskManagerGateway(new SimpleActorGateway(TestingUtils.defaultExecutionContext()))).allocateSimpleSlot(jid);
            ee.deployToSlot(slot);
        }
        // finish all
        for (ExecutionVertex ee : ejv.getTaskVertices()) {
            ee.executionFinished();
        }
        assertTrue(ejv.isInFinalState());
        assertEquals(JobStatus.FINISHED, graph.getState());
    } catch (Exception e) {
        e.printStackTrace();
        fail(e.getMessage());
    }
}