Examples with TestCheckpointResponder org.apache.flink.runtime.taskmanager.TestCheckpointResponder used on opensource projects

Example 11 with TestCheckpointResponder

use of org.apache.flink.runtime.taskmanager.TestCheckpointResponder in project flink by apache.

the class TaskStateManagerImplTest method testStateReportingAndRetrieving.

/**
 * Test reporting and retrieving prioritized local and remote state.
 */
@Test
public void testStateReportingAndRetrieving() {
    JobID jobID = new JobID();
    ExecutionAttemptID executionAttemptID = new ExecutionAttemptID();
    TestCheckpointResponder testCheckpointResponder = new TestCheckpointResponder();
    TestTaskLocalStateStore testTaskLocalStateStore = new TestTaskLocalStateStore();
    InMemoryStateChangelogStorage changelogStorage = new InMemoryStateChangelogStorage();
    TaskStateManager taskStateManager = taskStateManager(jobID, executionAttemptID, testCheckpointResponder, null, testTaskLocalStateStore, changelogStorage);
    // ---------------------------------------- test reporting
    // -----------------------------------------
    CheckpointMetaData checkpointMetaData = new CheckpointMetaData(74L, 11L);
    CheckpointMetrics checkpointMetrics = new CheckpointMetrics();
    TaskStateSnapshot jmTaskStateSnapshot = new TaskStateSnapshot();
    OperatorID operatorID_1 = new OperatorID(1L, 1L);
    OperatorID operatorID_2 = new OperatorID(2L, 2L);
    OperatorID operatorID_3 = new OperatorID(3L, 3L);
    Assert.assertFalse(taskStateManager.prioritizedOperatorState(operatorID_1).isRestored());
    Assert.assertFalse(taskStateManager.prioritizedOperatorState(operatorID_2).isRestored());
    Assert.assertFalse(taskStateManager.prioritizedOperatorState(operatorID_3).isRestored());
    KeyGroupRange keyGroupRange = new KeyGroupRange(0, 1);
    // Remote state of operator 1 has only managed keyed state.
    OperatorSubtaskState jmOperatorSubtaskState_1 = OperatorSubtaskState.builder().setManagedKeyedState(StateHandleDummyUtil.createNewKeyedStateHandle(keyGroupRange)).build();
    // Remote state of operator 1 has only raw keyed state.
    OperatorSubtaskState jmOperatorSubtaskState_2 = OperatorSubtaskState.builder().setRawKeyedState(StateHandleDummyUtil.createNewKeyedStateHandle(keyGroupRange)).build();
    jmTaskStateSnapshot.putSubtaskStateByOperatorID(operatorID_1, jmOperatorSubtaskState_1);
    jmTaskStateSnapshot.putSubtaskStateByOperatorID(operatorID_2, jmOperatorSubtaskState_2);
    TaskStateSnapshot tmTaskStateSnapshot = new TaskStateSnapshot();
    // Only operator 1 has a local alternative for the managed keyed state.
    OperatorSubtaskState tmOperatorSubtaskState_1 = OperatorSubtaskState.builder().setManagedKeyedState(StateHandleDummyUtil.createNewKeyedStateHandle(keyGroupRange)).build();
    tmTaskStateSnapshot.putSubtaskStateByOperatorID(operatorID_1, tmOperatorSubtaskState_1);
    taskStateManager.reportTaskStateSnapshots(checkpointMetaData, checkpointMetrics, jmTaskStateSnapshot, tmTaskStateSnapshot);
    TestCheckpointResponder.AcknowledgeReport acknowledgeReport = testCheckpointResponder.getAcknowledgeReports().get(0);
    // checks that the checkpoint responder and the local state store received state as
    // expected.
    Assert.assertEquals(checkpointMetaData.getCheckpointId(), acknowledgeReport.getCheckpointId());
    Assert.assertEquals(checkpointMetrics, acknowledgeReport.getCheckpointMetrics());
    Assert.assertEquals(executionAttemptID, acknowledgeReport.getExecutionAttemptID());
    Assert.assertEquals(jobID, acknowledgeReport.getJobID());
    Assert.assertEquals(jmTaskStateSnapshot, acknowledgeReport.getSubtaskState());
    Assert.assertEquals(tmTaskStateSnapshot, testTaskLocalStateStore.retrieveLocalState(checkpointMetaData.getCheckpointId()));
    // -------------------------------------- test prio retrieving
    // ---------------------------------------
    JobManagerTaskRestore taskRestore = new JobManagerTaskRestore(checkpointMetaData.getCheckpointId(), acknowledgeReport.getSubtaskState());
    taskStateManager = taskStateManager(jobID, executionAttemptID, testCheckpointResponder, taskRestore, testTaskLocalStateStore, changelogStorage);
    // this has remote AND local managed keyed state.
    PrioritizedOperatorSubtaskState prioritized_1 = taskStateManager.prioritizedOperatorState(operatorID_1);
    // this has only remote raw keyed state.
    PrioritizedOperatorSubtaskState prioritized_2 = taskStateManager.prioritizedOperatorState(operatorID_2);
    // not restored.
    PrioritizedOperatorSubtaskState prioritized_3 = taskStateManager.prioritizedOperatorState(operatorID_3);
    Assert.assertTrue(prioritized_1.isRestored());
    Assert.assertTrue(prioritized_2.isRestored());
    Assert.assertTrue(prioritized_3.isRestored());
    Assert.assertTrue(taskStateManager.prioritizedOperatorState(new OperatorID()).isRestored());
    // checks for operator 1.
    Iterator<StateObjectCollection<KeyedStateHandle>> prioritizedManagedKeyedState_1 = prioritized_1.getPrioritizedManagedKeyedState().iterator();
    Assert.assertTrue(prioritizedManagedKeyedState_1.hasNext());
    StateObjectCollection<KeyedStateHandle> current = prioritizedManagedKeyedState_1.next();
    KeyedStateHandle keyedStateHandleExp = tmOperatorSubtaskState_1.getManagedKeyedState().iterator().next();
    KeyedStateHandle keyedStateHandleAct = current.iterator().next();
    Assert.assertTrue(keyedStateHandleExp == keyedStateHandleAct);
    Assert.assertTrue(prioritizedManagedKeyedState_1.hasNext());
    current = prioritizedManagedKeyedState_1.next();
    keyedStateHandleExp = jmOperatorSubtaskState_1.getManagedKeyedState().iterator().next();
    keyedStateHandleAct = current.iterator().next();
    Assert.assertTrue(keyedStateHandleExp == keyedStateHandleAct);
    Assert.assertFalse(prioritizedManagedKeyedState_1.hasNext());
    // checks for operator 2.
    Iterator<StateObjectCollection<KeyedStateHandle>> prioritizedRawKeyedState_2 = prioritized_2.getPrioritizedRawKeyedState().iterator();
    Assert.assertTrue(prioritizedRawKeyedState_2.hasNext());
    current = prioritizedRawKeyedState_2.next();
    keyedStateHandleExp = jmOperatorSubtaskState_2.getRawKeyedState().iterator().next();
    keyedStateHandleAct = current.iterator().next();
    Assert.assertTrue(keyedStateHandleExp == keyedStateHandleAct);
    Assert.assertFalse(prioritizedRawKeyedState_2.hasNext());
}

Example 12 with TestCheckpointResponder

use of org.apache.flink.runtime.taskmanager.TestCheckpointResponder in project flink by apache.

the class TaskStateManagerImplTest method testStateRetrievingWithFinishedOperator.

@Test
public void testStateRetrievingWithFinishedOperator() {
    TaskStateSnapshot taskStateSnapshot = TaskStateSnapshot.FINISHED_ON_RESTORE;
    JobManagerTaskRestore jobManagerTaskRestore = new JobManagerTaskRestore(2, taskStateSnapshot);
    TaskStateManagerImpl stateManager = new TaskStateManagerImpl(new JobID(), new ExecutionAttemptID(), new TestTaskLocalStateStore(), null, jobManagerTaskRestore, new TestCheckpointResponder());
    Assert.assertTrue(stateManager.isTaskDeployedAsFinished());
}