Examples with StreamConfig org.apache.flink.streaming.api.graph.StreamConfig used on opensource projects

Example 91 with StreamConfig

use of org.apache.flink.streaming.api.graph.StreamConfig in project flink by apache.

the class ForwardForUnspecifiedPartitionerTest method testConvertToForwardPartitioner.

@Test
public void testConvertToForwardPartitioner() {
    JobGraph jobGraph = StreamPartitionerTestUtils.createJobGraph("group1", "group1", new ForwardForUnspecifiedPartitioner<>());
    List<JobVertex> jobVertices = jobGraph.getVerticesSortedTopologicallyFromSources();
    assertThat(jobVertices.size(), is(1));
    JobVertex vertex = jobGraph.getVerticesSortedTopologicallyFromSources().get(0);
    StreamConfig sourceConfig = new StreamConfig(vertex.getConfiguration());
    StreamEdge edge = sourceConfig.getChainedOutputs(getClass().getClassLoader()).get(0);
    assertThat(edge.getPartitioner(), instanceOf(ForwardPartitioner.class));
}

Example 92 with StreamConfig

use of org.apache.flink.streaming.api.graph.StreamConfig in project flink by apache.

the class ForwardForUnspecifiedPartitionerTest method testConvertToRescalePartitioner.

@Test
public void testConvertToRescalePartitioner() {
    JobGraph jobGraph = StreamPartitionerTestUtils.createJobGraph("group1", "group2", new ForwardForUnspecifiedPartitioner<>());
    List<JobVertex> jobVertices = jobGraph.getVerticesSortedTopologicallyFromSources();
    assertThat(jobVertices.size(), is(2));
    JobVertex sourceVertex = jobGraph.getVerticesSortedTopologicallyFromSources().get(0);
    StreamConfig sourceConfig = new StreamConfig(sourceVertex.getConfiguration());
    StreamEdge edge = sourceConfig.getNonChainedOutputs(getClass().getClassLoader()).get(0);
    assertThat(edge.getPartitioner(), instanceOf(RescalePartitioner.class));
}

Example 93 with StreamConfig

use of org.apache.flink.streaming.api.graph.StreamConfig in project flink by apache.

the class OneInputStreamTaskTest method testOpenCloseAndTimestamps.

/**
 * This test verifies that open() and close() are correctly called. This test also verifies that
 * timestamps of emitted elements are correct. {@link StreamMap} assigns the input timestamp to
 * emitted elements.
 */
@Test
public void testOpenCloseAndTimestamps() throws Exception {
    final OneInputStreamTaskTestHarness<String, String> testHarness = new OneInputStreamTaskTestHarness<>(OneInputStreamTask::new, BasicTypeInfo.STRING_TYPE_INFO, BasicTypeInfo.STRING_TYPE_INFO);
    testHarness.setupOutputForSingletonOperatorChain();
    StreamConfig streamConfig = testHarness.getStreamConfig();
    StreamMap<String, String> mapOperator = new StreamMap<>(new TestOpenCloseMapFunction());
    streamConfig.setStreamOperator(mapOperator);
    streamConfig.setOperatorID(new OperatorID());
    long initialTime = 0L;
    ConcurrentLinkedQueue<Object> expectedOutput = new ConcurrentLinkedQueue<>();
    testHarness.invoke();
    testHarness.waitForTaskRunning();
    testHarness.processElement(new StreamRecord<>("Hello", initialTime + 1));
    testHarness.processElement(new StreamRecord<>("Ciao", initialTime + 2));
    expectedOutput.add(new StreamRecord<>("Hello", initialTime + 1));
    expectedOutput.add(new StreamRecord<>("Ciao", initialTime + 2));
    testHarness.waitForInputProcessing();
    testHarness.endInput();
    testHarness.waitForTaskCompletion();
    assertTrue("RichFunction methods where not called.", TestOpenCloseMapFunction.closeCalled);
    TestHarnessUtil.assertOutputEquals("Output was not correct.", expectedOutput, testHarness.getOutput());
}

Example 94 with StreamConfig

use of org.apache.flink.streaming.api.graph.StreamConfig in project flink by apache.

the class InterruptSensitiveRestoreTest method testRestoreWithInterrupt.

private void testRestoreWithInterrupt(int mode) throws Exception {
    IN_RESTORE_LATCH.reset();
    Configuration taskConfig = new Configuration();
    StreamConfig cfg = new StreamConfig(taskConfig);
    cfg.setTimeCharacteristic(TimeCharacteristic.ProcessingTime);
    switch(mode) {
        case OPERATOR_MANAGED:
        case OPERATOR_RAW:
        case KEYED_MANAGED:
        case KEYED_RAW:
            cfg.setStateKeySerializer(IntSerializer.INSTANCE);
            cfg.setStreamOperator(new StreamSource<>(new TestSource(mode)));
            break;
        default:
            throw new IllegalArgumentException();
    }
    StreamStateHandle lockingHandle = new InterruptLockingStateHandle();
    Task task = createTask(cfg, taskConfig, lockingHandle, mode);
    // start the task and wait until it is in "restore"
    task.startTaskThread();
    IN_RESTORE_LATCH.await();
    // trigger cancellation and signal to continue
    task.cancelExecution();
    task.getExecutingThread().join(30000);
    if (task.getExecutionState() == ExecutionState.CANCELING) {
        fail("Task is stuck and not canceling");
    }
    assertEquals(ExecutionState.CANCELED, task.getExecutionState());
    assertNull(task.getFailureCause());
}

Example 95 with StreamConfig

use of org.apache.flink.streaming.api.graph.StreamConfig in project flink by apache.

the class RocksDBAsyncSnapshotTest method testCancelFullyAsyncCheckpoints.

/**
 * This tests ensures that canceling of asynchronous snapshots works as expected and does not
 * block.
 */
@Test
public void testCancelFullyAsyncCheckpoints() throws Exception {
    final OneInputStreamTaskTestHarness<String, String> testHarness = new OneInputStreamTaskTestHarness<>(OneInputStreamTask::new, BasicTypeInfo.STRING_TYPE_INFO, BasicTypeInfo.STRING_TYPE_INFO);
    testHarness.setupOutputForSingletonOperatorChain();
    testHarness.configureForKeyedStream(value -> value, BasicTypeInfo.STRING_TYPE_INFO);
    StreamConfig streamConfig = testHarness.getStreamConfig();
    File dbDir = temporaryFolder.newFolder();
    final EmbeddedRocksDBStateBackend.PriorityQueueStateType timerServicePriorityQueueType = RocksDBOptions.TIMER_SERVICE_FACTORY.defaultValue();
    final int skipStreams;
    if (timerServicePriorityQueueType == EmbeddedRocksDBStateBackend.PriorityQueueStateType.HEAP) {
        // we skip the first created stream, because it is used to checkpoint the timer service,
        // which is
        // currently not asynchronous.
        skipStreams = 1;
    } else if (timerServicePriorityQueueType == EmbeddedRocksDBStateBackend.PriorityQueueStateType.ROCKSDB) {
        skipStreams = 0;
    } else {
        throw new AssertionError(String.format("Unknown timer service priority queue type %s.", timerServicePriorityQueueType));
    }
    // this is the proper instance that we need to call.
    BlockerCheckpointStreamFactory blockerCheckpointStreamFactory = new BlockerCheckpointStreamFactory(4 * 1024 * 1024) {

        int count = skipStreams;

        @Override
        public CheckpointStateOutputStream createCheckpointStateOutputStream(CheckpointedStateScope scope) throws IOException {
            if (count > 0) {
                --count;
                return new BlockingCheckpointOutputStream(new MemCheckpointStreamFactory.MemoryCheckpointOutputStream(maxSize), null, null, Integer.MAX_VALUE);
            } else {
                return super.createCheckpointStateOutputStream(scope);
            }
        }
    };
    // to avoid serialization of the above factory instance, we need to pass it in
    // through a static variable
    StateBackend stateBackend = new BackendForTestStream(new StaticForwardFactory(blockerCheckpointStreamFactory));
    RocksDBStateBackend backend = new RocksDBStateBackend(stateBackend);
    backend.setDbStoragePath(dbDir.getAbsolutePath());
    streamConfig.setStateBackend(backend);
    streamConfig.setStreamOperator(new AsyncCheckpointOperator());
    streamConfig.setOperatorID(new OperatorID());
    TestTaskStateManager taskStateManagerTestMock = new TestTaskStateManager();
    StreamMockEnvironment mockEnv = new StreamMockEnvironment(testHarness.jobConfig, testHarness.taskConfig, testHarness.memorySize, new MockInputSplitProvider(), testHarness.bufferSize, taskStateManagerTestMock);
    blockerCheckpointStreamFactory.setBlockerLatch(new OneShotLatch());
    blockerCheckpointStreamFactory.setWaiterLatch(new OneShotLatch());
    testHarness.invoke(mockEnv);
    testHarness.waitForTaskRunning();
    final OneInputStreamTask<String, String> task = testHarness.getTask();
    task.triggerCheckpointAsync(new CheckpointMetaData(42, 17), CheckpointOptions.forCheckpointWithDefaultLocation()).get();
    testHarness.processElement(new StreamRecord<>("Wohoo", 0));
    blockerCheckpointStreamFactory.getWaiterLatch().await();
    task.cancel();
    blockerCheckpointStreamFactory.getBlockerLatch().trigger();
    testHarness.endInput();
    ExecutorService threadPool = task.getAsyncOperationsThreadPool();
    threadPool.shutdown();
    Assert.assertTrue(threadPool.awaitTermination(60_000, TimeUnit.MILLISECONDS));
    Set<BlockingCheckpointOutputStream> createdStreams = blockerCheckpointStreamFactory.getAllCreatedStreams();
    for (BlockingCheckpointOutputStream stream : createdStreams) {
        Assert.assertTrue("Not all of the " + createdStreams.size() + " created streams have been closed.", stream.isClosed());
    }
    try {
        testHarness.waitForTaskCompletion();
        fail("Operation completed. Cancel failed.");
    } catch (Exception expected) {
        Throwable cause = expected.getCause();
        if (!(cause instanceof CancelTaskException)) {
            fail("Unexpected exception: " + expected);
        }
    }
}