Examples with TestFirehose org.apache.druid.indexing.common.TestFirehose used on opensource projects

Example 6 with TestFirehose

use of org.apache.druid.indexing.common.TestFirehose in project druid by druid-io.

the class RealtimeIndexTaskTest method testNoReportParseExceptions.

@Test(timeout = 60_000L)
public void testNoReportParseExceptions() throws Exception {
    final TestIndexerMetadataStorageCoordinator mdc = new TestIndexerMetadataStorageCoordinator();
    final RealtimeIndexTask task = makeRealtimeTask(null, false);
    final TaskToolbox taskToolbox = makeToolbox(task, mdc, tempFolder.newFolder());
    final ListenableFuture<TaskStatus> statusFuture = runTask(task, taskToolbox);
    final DataSegment publishedSegment;
    // Wait for firehose to show up, it starts off null.
    while (task.getFirehose() == null) {
        Thread.sleep(50);
    }
    final TestFirehose firehose = (TestFirehose) task.getFirehose();
    firehose.addRows(Arrays.asList(// Good row- will be processed.
    ImmutableMap.of("t", now.getMillis(), "dim1", "foo", "met1", "1"), // Null row- will be thrown away.
    null, // Bad metric- will count as processed, but that particular metric won't update.
    ImmutableMap.of("t", now.getMillis(), "dim1", "foo", "met1", "foo"), // Bad row- will be unparseable.
    ImmutableMap.of("dim1", "foo", "met1", 2.0, TestFirehose.FAIL_DIM, "x"), // Old row- will be thrownAway.
    ImmutableMap.of("t", now.minus(Period.days(1)).getMillis(), "dim1", "foo", "met1", 2.0), // Good row- will be processed.
    ImmutableMap.of("t", now.getMillis(), "dim2", "bar", "met1", 2.0)));
    // Stop the firehose, this will drain out existing events.
    firehose.close();
    // Wait for publish.
    while (mdc.getPublished().isEmpty()) {
        Thread.sleep(50);
    }
    publishedSegment = Iterables.getOnlyElement(mdc.getPublished());
    // Check metrics.
    Assert.assertEquals(3, task.getMetrics().processed());
    Assert.assertEquals(1, task.getMetrics().thrownAway());
    Assert.assertEquals(2, task.getMetrics().unparseable());
    // Do some queries.
    Assert.assertEquals(3, sumMetric(task, null, "rows").longValue());
    Assert.assertEquals(3, sumMetric(task, null, "met1").longValue());
    // Simulate handoff.
    for (Map.Entry<SegmentDescriptor, Pair<Executor, Runnable>> entry : handOffCallbacks.entrySet()) {
        final Pair<Executor, Runnable> executorRunnablePair = entry.getValue();
        Assert.assertEquals(new SegmentDescriptor(publishedSegment.getInterval(), publishedSegment.getVersion(), publishedSegment.getShardSpec().getPartitionNum()), entry.getKey());
        executorRunnablePair.lhs.execute(executorRunnablePair.rhs);
    }
    handOffCallbacks.clear();
    // Wait for the task to finish.
    final TaskStatus taskStatus = statusFuture.get();
    Assert.assertEquals(TaskState.SUCCESS, taskStatus.getStatusCode());
}

Example 7 with TestFirehose

use of org.apache.druid.indexing.common.TestFirehose in project druid by druid-io.

the class RealtimeIndexTaskTest method testRestore.

@Test(timeout = 60_000L)
public void testRestore() throws Exception {
    final File directory = tempFolder.newFolder();
    final RealtimeIndexTask task1 = makeRealtimeTask(null);
    final DataSegment publishedSegment;
    // First run:
    {
        final TestIndexerMetadataStorageCoordinator mdc = new TestIndexerMetadataStorageCoordinator();
        final TaskToolbox taskToolbox = makeToolbox(task1, mdc, directory);
        final ListenableFuture<TaskStatus> statusFuture = runTask(task1, taskToolbox);
        // Wait for firehose to show up, it starts off null.
        while (task1.getFirehose() == null) {
            Thread.sleep(50);
        }
        final TestFirehose firehose = (TestFirehose) task1.getFirehose();
        firehose.addRows(ImmutableList.of(ImmutableMap.of("t", now.getMillis(), "dim1", "foo")));
        // Trigger graceful shutdown.
        task1.stopGracefully(taskToolbox.getConfig());
        // Wait for the task to finish. The status doesn't really matter, but we'll check it anyway.
        final TaskStatus taskStatus = statusFuture.get();
        Assert.assertEquals(TaskState.SUCCESS, taskStatus.getStatusCode());
        // Nothing should be published.
        Assert.assertEquals(new HashSet<>(), mdc.getPublished());
    }
    // Second run:
    {
        final TestIndexerMetadataStorageCoordinator mdc = new TestIndexerMetadataStorageCoordinator();
        final RealtimeIndexTask task2 = makeRealtimeTask(task1.getId());
        final TaskToolbox taskToolbox = makeToolbox(task2, mdc, directory);
        final ListenableFuture<TaskStatus> statusFuture = runTask(task2, taskToolbox);
        // Wait for firehose to show up, it starts off null.
        while (task2.getFirehose() == null) {
            Thread.sleep(50);
        }
        // Do a query, at this point the previous data should be loaded.
        Assert.assertEquals(1, sumMetric(task2, null, "rows").longValue());
        final TestFirehose firehose = (TestFirehose) task2.getFirehose();
        firehose.addRows(ImmutableList.of(ImmutableMap.of("t", now.getMillis(), "dim2", "bar")));
        // Stop the firehose, this will drain out existing events.
        firehose.close();
        // Wait for publish.
        while (mdc.getPublished().isEmpty()) {
            Thread.sleep(50);
        }
        publishedSegment = Iterables.getOnlyElement(mdc.getPublished());
        // Do a query.
        Assert.assertEquals(2, sumMetric(task2, null, "rows").longValue());
        // Simulate handoff.
        for (Map.Entry<SegmentDescriptor, Pair<Executor, Runnable>> entry : handOffCallbacks.entrySet()) {
            final Pair<Executor, Runnable> executorRunnablePair = entry.getValue();
            Assert.assertEquals(new SegmentDescriptor(publishedSegment.getInterval(), publishedSegment.getVersion(), publishedSegment.getShardSpec().getPartitionNum()), entry.getKey());
            executorRunnablePair.lhs.execute(executorRunnablePair.rhs);
        }
        handOffCallbacks.clear();
        // Wait for the task to finish.
        final TaskStatus taskStatus = statusFuture.get();
        Assert.assertEquals(TaskState.SUCCESS, taskStatus.getStatusCode());
    }
}

Example 8 with TestFirehose

use of org.apache.druid.indexing.common.TestFirehose in project druid by druid-io.

the class RealtimeIndexTaskTest method testReportParseExceptionsOnBadMetric.

@Test(timeout = 60_000L)
public void testReportParseExceptionsOnBadMetric() throws Exception {
    final TestIndexerMetadataStorageCoordinator mdc = new TestIndexerMetadataStorageCoordinator();
    final RealtimeIndexTask task = makeRealtimeTask(null, true);
    final TaskToolbox taskToolbox = makeToolbox(task, mdc, tempFolder.newFolder());
    final ListenableFuture<TaskStatus> statusFuture = runTask(task, taskToolbox);
    // Wait for firehose to show up, it starts off null.
    while (task.getFirehose() == null) {
        Thread.sleep(50);
    }
    final TestFirehose firehose = (TestFirehose) task.getFirehose();
    firehose.addRows(ImmutableList.of(ImmutableMap.of("t", now.getMillis(), "dim1", "foo", "met1", "1"), ImmutableMap.of("t", now.getMillis(), "dim1", "foo", "met1", "foo"), ImmutableMap.of("t", now.minus(new Period("P1D")).getMillis(), "dim1", "foo", "met1", "foo"), ImmutableMap.of("t", now.getMillis(), "dim2", "bar", "met1", 2.0)));
    // Stop the firehose, this will drain out existing events.
    firehose.close();
    // Wait for the task to finish.
    expectedException.expect(ExecutionException.class);
    expectedException.expectCause(CoreMatchers.instanceOf(ParseException.class));
    expectedException.expectCause(ThrowableMessageMatcher.hasMessage(CoreMatchers.containsString("[Unable to parse value[foo] for field[met1]")));
    statusFuture.get();
}