Examples with WorkerNodeService org.apache.druid.discovery.WorkerNodeService used on opensource projects

Example 1 with WorkerNodeService

use of org.apache.druid.discovery.WorkerNodeService in project druid by druid-io.

the class HttpRemoteTaskRunnerTest method testTimeoutInAssigningTasks.

@Test
public void testTimeoutInAssigningTasks() throws Exception {
    TestDruidNodeDiscovery druidNodeDiscovery = new TestDruidNodeDiscovery();
    DruidNodeDiscoveryProvider druidNodeDiscoveryProvider = EasyMock.createMock(DruidNodeDiscoveryProvider.class);
    EasyMock.expect(druidNodeDiscoveryProvider.getForService(WorkerNodeService.DISCOVERY_SERVICE_KEY)).andReturn(druidNodeDiscovery);
    EasyMock.replay(druidNodeDiscoveryProvider);
    HttpRemoteTaskRunner taskRunner = new HttpRemoteTaskRunner(TestHelper.makeJsonMapper(), new HttpRemoteTaskRunnerConfig() {

        @Override
        public int getPendingTasksRunnerNumThreads() {
            return 1;
        }

        @Override
        public Period getTaskAssignmentTimeout() {
            return new Period("PT1S");
        }
    }, EasyMock.createNiceMock(HttpClient.class), DSuppliers.of(new AtomicReference<>(DefaultWorkerBehaviorConfig.defaultConfig())), new NoopProvisioningStrategy<>(), druidNodeDiscoveryProvider, EasyMock.createNiceMock(TaskStorage.class), EasyMock.createNiceMock(CuratorFramework.class), new IndexerZkConfig(new ZkPathsConfig(), null, null, null, null)) {

        @Override
        protected WorkerHolder createWorkerHolder(ObjectMapper smileMapper, HttpClient httpClient, HttpRemoteTaskRunnerConfig config, ScheduledExecutorService workersSyncExec, WorkerHolder.Listener listener, Worker worker, List<TaskAnnouncement> knownAnnouncements) {
            return new WorkerHolder(smileMapper, httpClient, config, workersSyncExec, listener, worker, ImmutableList.of()) {

                @Override
                public void start() {
                    disabled.set(false);
                }

                @Override
                public void stop() {
                }

                @Override
                public boolean isInitialized() {
                    return true;
                }

                @Override
                public void waitForInitialization() {
                }

                @Override
                public boolean assignTask(Task task) {
                    // Always returns true
                    return true;
                }

                @Override
                public void shutdownTask(String taskId) {
                }
            };
        }
    };
    taskRunner.start();
    DiscoveryDruidNode druidNode1 = new DiscoveryDruidNode(new DruidNode("service", "host1", false, 8080, null, true, false), NodeRole.MIDDLE_MANAGER, ImmutableMap.of(WorkerNodeService.DISCOVERY_SERVICE_KEY, new WorkerNodeService("ip1", 2, "0", WorkerConfig.DEFAULT_CATEGORY)));
    druidNodeDiscovery.getListeners().get(0).nodesAdded(ImmutableList.of(druidNode1));
    Future<TaskStatus> future = taskRunner.run(NoopTask.create("task-id", 0));
    Assert.assertTrue(future.get().isFailure());
    Assert.assertNotNull(future.get().getErrorMsg());
    Assert.assertTrue(future.get().getErrorMsg().startsWith("The worker that this task is assigned did not start it in timeout"));
}

Example 2 with WorkerNodeService

use of org.apache.druid.discovery.WorkerNodeService in project druid by druid-io.

the class HttpRemoteTaskRunnerTest method testTaskRunnerRestart.

/*
  Simulates restart of the Overlord where taskRunner, on start, discovers workers with prexisting tasks.
   */
@Test(timeout = 60_000L)
public void testTaskRunnerRestart() throws Exception {
    TestDruidNodeDiscovery druidNodeDiscovery = new TestDruidNodeDiscovery();
    DruidNodeDiscoveryProvider druidNodeDiscoveryProvider = EasyMock.createMock(DruidNodeDiscoveryProvider.class);
    EasyMock.expect(druidNodeDiscoveryProvider.getForService(WorkerNodeService.DISCOVERY_SERVICE_KEY)).andReturn(druidNodeDiscovery);
    EasyMock.replay(druidNodeDiscoveryProvider);
    ConcurrentMap<String, CustomFunction> workerHolders = new ConcurrentHashMap<>();
    Task task1 = NoopTask.create("task-id-1", 0);
    Task task2 = NoopTask.create("task-id-2", 0);
    Task task3 = NoopTask.create("task-id-3", 0);
    Task task4 = NoopTask.create("task-id-4", 0);
    Task task5 = NoopTask.create("task-id-5", 0);
    TaskStorage taskStorageMock = EasyMock.createStrictMock(TaskStorage.class);
    EasyMock.expect(taskStorageMock.getStatus(task1.getId())).andReturn(Optional.absent());
    EasyMock.expect(taskStorageMock.getStatus(task2.getId())).andReturn(Optional.absent()).times(2);
    EasyMock.expect(taskStorageMock.getStatus(task3.getId())).andReturn(Optional.of(TaskStatus.running(task3.getId())));
    EasyMock.expect(taskStorageMock.getStatus(task4.getId())).andReturn(Optional.of(TaskStatus.running(task4.getId())));
    EasyMock.expect(taskStorageMock.getStatus(task5.getId())).andReturn(Optional.of(TaskStatus.success(task5.getId())));
    EasyMock.replay(taskStorageMock);
    HttpRemoteTaskRunner taskRunner = new HttpRemoteTaskRunner(TestHelper.makeJsonMapper(), new HttpRemoteTaskRunnerConfig() {

        @Override
        public int getPendingTasksRunnerNumThreads() {
            return 3;
        }
    }, EasyMock.createNiceMock(HttpClient.class), DSuppliers.of(new AtomicReference<>(DefaultWorkerBehaviorConfig.defaultConfig())), new NoopProvisioningStrategy<>(), druidNodeDiscoveryProvider, taskStorageMock, EasyMock.createNiceMock(CuratorFramework.class), new IndexerZkConfig(new ZkPathsConfig(), null, null, null, null)) {

        @Override
        protected WorkerHolder createWorkerHolder(ObjectMapper smileMapper, HttpClient httpClient, HttpRemoteTaskRunnerConfig config, ScheduledExecutorService workersSyncExec, WorkerHolder.Listener listener, Worker worker, List<TaskAnnouncement> knownAnnouncements) {
            if (workerHolders.containsKey(worker.getHost())) {
                return workerHolders.get(worker.getHost()).apply(smileMapper, httpClient, config, workersSyncExec, listener, worker, knownAnnouncements);
            } else {
                throw new ISE("No WorkerHolder for [%s].", worker.getHost());
            }
        }
    };
    taskRunner.start();
    DiscoveryDruidNode druidNode = new DiscoveryDruidNode(new DruidNode("service", "host", false, 1234, null, true, false), NodeRole.MIDDLE_MANAGER, ImmutableMap.of(WorkerNodeService.DISCOVERY_SERVICE_KEY, new WorkerNodeService("ip1", 2, "0", WorkerConfig.DEFAULT_CATEGORY)));
    AtomicInteger ticks = new AtomicInteger();
    Set<String> taskShutdowns = new HashSet<>();
    workerHolders.put("host:1234", (mapper, httpClient, config, exec, listener, worker, knownAnnouncements) -> createWorkerHolder(mapper, httpClient, config, exec, listener, worker, knownAnnouncements, ImmutableList.of(TaskAnnouncement.create(task1, TaskStatus.success(task1.getId()), TaskLocation.create("host", 1234, 1235)), TaskAnnouncement.create(task2, TaskStatus.running(task2.getId()), TaskLocation.create("host", 1234, 1235)), TaskAnnouncement.create(task2, TaskStatus.success(task2.getId()), TaskLocation.create("host", 1234, 1235)), TaskAnnouncement.create(task3, TaskStatus.success(task3.getId()), TaskLocation.create("host", 1234, 1235)), TaskAnnouncement.create(task4, TaskStatus.running(task4.getId()), TaskLocation.create("host", 1234, 1235)), TaskAnnouncement.create(task5, TaskStatus.running(task5.getId()), TaskLocation.create("host", 1234, 1235))), ImmutableMap.of(), ticks, taskShutdowns));
    druidNodeDiscovery.getListeners().get(0).nodesAdded(ImmutableList.of(druidNode));
    while (ticks.get() < 1) {
        Thread.sleep(100);
    }
    EasyMock.verify(taskStorageMock);
    Assert.assertEquals(ImmutableSet.of(task2.getId(), task5.getId()), taskShutdowns);
    Assert.assertTrue(taskRunner.getPendingTasks().isEmpty());
    TaskRunnerWorkItem item = Iterables.getOnlyElement(taskRunner.getRunningTasks());
    Assert.assertEquals(task4.getId(), item.getTaskId());
    Assert.assertTrue(taskRunner.run(task3).get().isSuccess());
    Assert.assertEquals(2, taskRunner.getKnownTasks().size());
}

Example 3 with WorkerNodeService

use of org.apache.druid.discovery.WorkerNodeService in project druid by druid-io.

the class HttpRemoteTaskRunnerTest method testExceptionThrownInAssigningTasks.

@Test
public void testExceptionThrownInAssigningTasks() throws Exception {
    TestDruidNodeDiscovery druidNodeDiscovery = new TestDruidNodeDiscovery();
    DruidNodeDiscoveryProvider druidNodeDiscoveryProvider = EasyMock.createMock(DruidNodeDiscoveryProvider.class);
    EasyMock.expect(druidNodeDiscoveryProvider.getForService(WorkerNodeService.DISCOVERY_SERVICE_KEY)).andReturn(druidNodeDiscovery);
    EasyMock.replay(druidNodeDiscoveryProvider);
    HttpRemoteTaskRunner taskRunner = new HttpRemoteTaskRunner(TestHelper.makeJsonMapper(), new HttpRemoteTaskRunnerConfig() {

        @Override
        public int getPendingTasksRunnerNumThreads() {
            return 1;
        }

        @Override
        public Period getTaskAssignmentTimeout() {
            return new Period("PT1S");
        }
    }, EasyMock.createNiceMock(HttpClient.class), DSuppliers.of(new AtomicReference<>(DefaultWorkerBehaviorConfig.defaultConfig())), new NoopProvisioningStrategy<>(), druidNodeDiscoveryProvider, EasyMock.createNiceMock(TaskStorage.class), EasyMock.createNiceMock(CuratorFramework.class), new IndexerZkConfig(new ZkPathsConfig(), null, null, null, null)) {

        @Override
        protected WorkerHolder createWorkerHolder(ObjectMapper smileMapper, HttpClient httpClient, HttpRemoteTaskRunnerConfig config, ScheduledExecutorService workersSyncExec, WorkerHolder.Listener listener, Worker worker, List<TaskAnnouncement> knownAnnouncements) {
            return new WorkerHolder(smileMapper, httpClient, config, workersSyncExec, listener, worker, ImmutableList.of()) {

                @Override
                public void start() {
                    disabled.set(false);
                }

                @Override
                public void stop() {
                }

                @Override
                public boolean isInitialized() {
                    return true;
                }

                @Override
                public void waitForInitialization() {
                }

                @Override
                public boolean assignTask(Task task) {
                    throw new RuntimeException("Assign failure test");
                }

                @Override
                public void shutdownTask(String taskId) {
                }
            };
        }
    };
    taskRunner.start();
    DiscoveryDruidNode druidNode1 = new DiscoveryDruidNode(new DruidNode("service", "host1", false, 8080, null, true, false), NodeRole.MIDDLE_MANAGER, ImmutableMap.of(WorkerNodeService.DISCOVERY_SERVICE_KEY, new WorkerNodeService("ip1", 2, "0", WorkerConfig.DEFAULT_CATEGORY)));
    druidNodeDiscovery.getListeners().get(0).nodesAdded(ImmutableList.of(druidNode1));
    Future<TaskStatus> future = taskRunner.run(NoopTask.create("task-id", 0));
    Assert.assertTrue(future.get().isFailure());
    Assert.assertNotNull(future.get().getErrorMsg());
    Assert.assertTrue(StringUtils.format("Actual message is: %s", future.get().getErrorMsg()), future.get().getErrorMsg().startsWith("Failed to assign this task"));
}

Example 4 with WorkerNodeService

use of org.apache.druid.discovery.WorkerNodeService in project druid by druid-io.

the class HttpRemoteTaskRunnerTest method testFreshStart.

/*
  Simulates startup of Overlord and Workers being discovered with no previously known tasks. Fresh tasks are given
  and expected to be completed.
   */
@Test(timeout = 60_000L)
public void testFreshStart() throws Exception {
    TestDruidNodeDiscovery druidNodeDiscovery = new TestDruidNodeDiscovery();
    DruidNodeDiscoveryProvider druidNodeDiscoveryProvider = EasyMock.createMock(DruidNodeDiscoveryProvider.class);
    EasyMock.expect(druidNodeDiscoveryProvider.getForService(WorkerNodeService.DISCOVERY_SERVICE_KEY)).andReturn(druidNodeDiscovery);
    EasyMock.replay(druidNodeDiscoveryProvider);
    HttpRemoteTaskRunner taskRunner = newHttpTaskRunnerInstance(druidNodeDiscoveryProvider, new NoopProvisioningStrategy<>());
    taskRunner.start();
    DiscoveryDruidNode druidNode1 = new DiscoveryDruidNode(new DruidNode("service", "host1", false, 8080, null, true, false), NodeRole.MIDDLE_MANAGER, ImmutableMap.of(WorkerNodeService.DISCOVERY_SERVICE_KEY, new WorkerNodeService("ip1", 2, "0", WorkerConfig.DEFAULT_CATEGORY)));
    DiscoveryDruidNode druidNode2 = new DiscoveryDruidNode(new DruidNode("service", "host2", false, 8080, null, true, false), NodeRole.MIDDLE_MANAGER, ImmutableMap.of(WorkerNodeService.DISCOVERY_SERVICE_KEY, new WorkerNodeService("ip2", 2, "0", WorkerConfig.DEFAULT_CATEGORY)));
    druidNodeDiscovery.getListeners().get(0).nodesAdded(ImmutableList.of(druidNode1, druidNode2));
    int numTasks = 8;
    List<Future<TaskStatus>> futures = new ArrayList<>();
    for (int i = 0; i < numTasks; i++) {
        futures.add(taskRunner.run(NoopTask.create("task-id-" + i, 0)));
    }
    for (Future<TaskStatus> future : futures) {
        Assert.assertTrue(future.get().isSuccess());
    }
    Assert.assertEquals(numTasks, taskRunner.getKnownTasks().size());
    Assert.assertEquals(numTasks, taskRunner.getCompletedTasks().size());
}

Example 5 with WorkerNodeService

use of org.apache.druid.discovery.WorkerNodeService in project druid by druid-io.

the class HttpRemoteTaskRunnerTest method testOneStuckTaskAssignmentDoesntBlockOthers.

/*
  Simulates one task not getting acknowledged to be running after assigning it to a worker. But, other tasks are
  successfully assigned to other worker and get completed.
   */
@Test(timeout = 60_000L)
public void testOneStuckTaskAssignmentDoesntBlockOthers() throws Exception {
    TestDruidNodeDiscovery druidNodeDiscovery = new TestDruidNodeDiscovery();
    DruidNodeDiscoveryProvider druidNodeDiscoveryProvider = EasyMock.createMock(DruidNodeDiscoveryProvider.class);
    EasyMock.expect(druidNodeDiscoveryProvider.getForService(WorkerNodeService.DISCOVERY_SERVICE_KEY)).andReturn(druidNodeDiscovery);
    EasyMock.replay(druidNodeDiscoveryProvider);
    Task task1 = NoopTask.create("task-id-1", 0);
    Task task2 = NoopTask.create("task-id-2", 0);
    Task task3 = NoopTask.create("task-id-3", 0);
    HttpRemoteTaskRunner taskRunner = new HttpRemoteTaskRunner(TestHelper.makeJsonMapper(), new HttpRemoteTaskRunnerConfig() {

        @Override
        public int getPendingTasksRunnerNumThreads() {
            return 3;
        }
    }, EasyMock.createNiceMock(HttpClient.class), DSuppliers.of(new AtomicReference<>(DefaultWorkerBehaviorConfig.defaultConfig())), new NoopProvisioningStrategy<>(), druidNodeDiscoveryProvider, EasyMock.createNiceMock(TaskStorage.class), EasyMock.createNiceMock(CuratorFramework.class), new IndexerZkConfig(new ZkPathsConfig(), null, null, null, null)) {

        @Override
        protected WorkerHolder createWorkerHolder(ObjectMapper smileMapper, HttpClient httpClient, HttpRemoteTaskRunnerConfig config, ScheduledExecutorService workersSyncExec, WorkerHolder.Listener listener, Worker worker, List<TaskAnnouncement> knownAnnouncements) {
            return HttpRemoteTaskRunnerTest.createWorkerHolder(smileMapper, httpClient, config, workersSyncExec, listener, worker, ImmutableList.of(), ImmutableList.of(), // no announcements would be received for task1
            ImmutableMap.of(task1, ImmutableList.of()), new AtomicInteger(), ImmutableSet.of());
        }
    };
    taskRunner.start();
    DiscoveryDruidNode druidNode1 = new DiscoveryDruidNode(new DruidNode("service", "host1", false, 8080, null, true, false), NodeRole.MIDDLE_MANAGER, ImmutableMap.of(WorkerNodeService.DISCOVERY_SERVICE_KEY, new WorkerNodeService("ip1", 2, "0", WorkerConfig.DEFAULT_CATEGORY)));
    DiscoveryDruidNode druidNode2 = new DiscoveryDruidNode(new DruidNode("service", "host2", false, 8080, null, true, false), NodeRole.MIDDLE_MANAGER, ImmutableMap.of(WorkerNodeService.DISCOVERY_SERVICE_KEY, new WorkerNodeService("ip2", 2, "0", WorkerConfig.DEFAULT_CATEGORY)));
    druidNodeDiscovery.getListeners().get(0).nodesAdded(ImmutableList.of(druidNode1, druidNode2));
    taskRunner.run(task1);
    Future<TaskStatus> future2 = taskRunner.run(task2);
    Future<TaskStatus> future3 = taskRunner.run(task3);
    Assert.assertTrue(future2.get().isSuccess());
    Assert.assertTrue(future3.get().isSuccess());
    Assert.assertEquals(task1.getId(), Iterables.getOnlyElement(taskRunner.getPendingTasks()).getTaskId());
}