Examples with TaskStorageQueryAdapter io.druid.indexing.overlord.TaskStorageQueryAdapter used on opensource projects

Example 1 with TaskStorageQueryAdapter

use of io.druid.indexing.overlord.TaskStorageQueryAdapter in project druid by druid-io.

the class OverlordTest method testOverlordRun.

@Test(timeout = 2000L)
public void testOverlordRun() throws Exception {
    // basic task master lifecycle test
    taskMaster.start();
    announcementLatch.await();
    while (!taskMaster.isLeading()) {
        // I believe the control will never reach here and thread will never sleep but just to be on safe side
        Thread.sleep(10);
    }
    Assert.assertEquals(taskMaster.getLeader(), druidNode.getHostAndPort());
    // Test Overlord resource stuff
    overlordResource = new OverlordResource(taskMaster, new TaskStorageQueryAdapter(taskStorage), null, null, null, new AuthConfig());
    Response response = overlordResource.getLeader();
    Assert.assertEquals(druidNode.getHostAndPort(), response.getEntity());
    final String taskId_0 = "0";
    NoopTask task_0 = new NoopTask(taskId_0, 0, 0, null, null, null);
    response = overlordResource.taskPost(task_0, req);
    Assert.assertEquals(200, response.getStatus());
    Assert.assertEquals(ImmutableMap.of("task", taskId_0), response.getEntity());
    // Duplicate task - should fail
    response = overlordResource.taskPost(task_0, req);
    Assert.assertEquals(400, response.getStatus());
    // Task payload for task_0 should be present in taskStorage
    response = overlordResource.getTaskPayload(taskId_0);
    Assert.assertEquals(task_0, ((Map) response.getEntity()).get("payload"));
    // Task not present in taskStorage - should fail
    response = overlordResource.getTaskPayload("whatever");
    Assert.assertEquals(404, response.getStatus());
    // Task status of the submitted task should be running
    response = overlordResource.getTaskStatus(taskId_0);
    Assert.assertEquals(taskId_0, ((Map) response.getEntity()).get("task"));
    Assert.assertEquals(TaskStatus.running(taskId_0).getStatusCode(), ((TaskStatus) ((Map) response.getEntity()).get("status")).getStatusCode());
    // Simulate completion of task_0
    taskCompletionCountDownLatches[Integer.parseInt(taskId_0)].countDown();
    // Wait for taskQueue to handle success status of task_0
    waitForTaskStatus(taskId_0, TaskStatus.Status.SUCCESS);
    // Manually insert task in taskStorage
    // Verifies sync from storage
    final String taskId_1 = "1";
    NoopTask task_1 = new NoopTask(taskId_1, 0, 0, null, null, null);
    taskStorage.insert(task_1, TaskStatus.running(taskId_1));
    // Wait for task runner to run task_1
    runTaskCountDownLatches[Integer.parseInt(taskId_1)].await();
    response = overlordResource.getRunningTasks(req);
    // 1 task that was manually inserted should be in running state
    Assert.assertEquals(1, (((List) response.getEntity()).size()));
    final OverlordResource.TaskResponseObject taskResponseObject = ((List<OverlordResource.TaskResponseObject>) response.getEntity()).get(0);
    Assert.assertEquals(taskId_1, taskResponseObject.toJson().get("id"));
    Assert.assertEquals(TASK_LOCATION, taskResponseObject.toJson().get("location"));
    // Simulate completion of task_1
    taskCompletionCountDownLatches[Integer.parseInt(taskId_1)].countDown();
    // Wait for taskQueue to handle success status of task_1
    waitForTaskStatus(taskId_1, TaskStatus.Status.SUCCESS);
    // should return number of tasks which are not in running state
    response = overlordResource.getCompleteTasks(req);
    Assert.assertEquals(2, (((List) response.getEntity()).size()));
    taskMaster.stop();
    Assert.assertFalse(taskMaster.isLeading());
    EasyMock.verify(taskLockbox, taskActionClientFactory);
}