Examples with MessagingProgramStateWriter io.cdap.cdap.internal.app.program.MessagingProgramStateWriter used on opensource projects

Example 1 with MessagingProgramStateWriter

use of io.cdap.cdap.internal.app.program.MessagingProgramStateWriter in project cdap by caskdata.

the class RuntimeClientServiceTest method testRuntimeClientStop.

/**
 * Test for {@link RuntimeClientService} that will block termination until a program completed mess
 */
@Test(timeout = 10000L)
public void testRuntimeClientStop() throws Exception {
    ProgramStateWriter programStateWriter = new MessagingProgramStateWriter(clientCConf, clientMessagingService);
    ListenableFuture<Service.State> stopFuture = runtimeClientService.stop();
    try {
        stopFuture.get(2, TimeUnit.SECONDS);
        Assert.fail("Expected runtime client service not stopped");
    } catch (TimeoutException e) {
    // Expected
    }
    // Publish a program completed state, which should unblock the client service stop.
    programStateWriter.completed(PROGRAM_RUN_ID);
    stopFuture.get();
}

Example 2 with MessagingProgramStateWriter

use of io.cdap.cdap.internal.app.program.MessagingProgramStateWriter in project cdap by caskdata.

the class RuntimeClientServiceTest method testBasicRelay.

@Test
public void testBasicRelay() throws Exception {
    // Send some messages to multiple topics in the client side TMS, they should get replicated to the server side TMS.
    MessagingContext messagingContext = new MultiThreadMessagingContext(clientMessagingService);
    MessagePublisher messagePublisher = messagingContext.getDirectMessagePublisher();
    ProgramStateWriter programStateWriter = new MessagingProgramStateWriter(clientCConf, clientMessagingService);
    for (Map.Entry<String, String> entry : topicConfigs.entrySet()) {
        // the RuntimeClientService will decode it to watch for program termination
        if (entry.getKey().equals(Constants.AppFabric.PROGRAM_STATUS_EVENT_TOPIC)) {
            // Write a non-terminal state to test basic relaying
            programStateWriter.running(PROGRAM_RUN_ID, null);
        } else {
            messagePublisher.publish(NamespaceId.SYSTEM.getNamespace(), entry.getValue(), entry.getKey(), entry.getKey());
        }
    }
    MessagingContext serverMessagingContext = new MultiThreadMessagingContext(messagingService);
    for (Map.Entry<String, String> entry : topicConfigs.entrySet()) {
        if (entry.getKey().equals(Constants.AppFabric.PROGRAM_STATUS_EVENT_TOPIC)) {
            // Extract the program run status from the Notification
            Tasks.waitFor(Collections.singletonList(ProgramRunStatus.RUNNING), () -> fetchMessages(serverMessagingContext, entry.getValue(), 10, null).stream().map(Message::getPayloadAsString).map(s -> GSON.fromJson(s, Notification.class)).map(n -> n.getProperties().get(ProgramOptionConstants.PROGRAM_STATUS)).map(ProgramRunStatus::valueOf).collect(Collectors.toList()), 5, TimeUnit.SECONDS);
        } else {
            Tasks.waitFor(Arrays.asList(entry.getKey(), entry.getKey()), () -> fetchMessages(serverMessagingContext, entry.getValue(), 10, null).stream().map(Message::getPayloadAsString).collect(Collectors.toList()), 5, TimeUnit.SECONDS);
        }
    }
    // Writes a program terminate message to unblock stopping of the client service
    programStateWriter.completed(PROGRAM_RUN_ID);
}

Example 3 with MessagingProgramStateWriter

use of io.cdap.cdap.internal.app.program.MessagingProgramStateWriter in project cdap by caskdata.

the class RuntimeClientServiceTest method testProgramTerminate.

/**
 * Test for {@link RuntimeClientService} that will terminate itself when seeing program completed message.
 */
@Test
public void testProgramTerminate() throws Exception {
    MessagingContext messagingContext = new MultiThreadMessagingContext(clientMessagingService);
    MessagePublisher messagePublisher = messagingContext.getDirectMessagePublisher();
    ProgramStateWriter programStateWriter = new MessagingProgramStateWriter(clientCConf, clientMessagingService);
    // Send a terminate program state first, wait for the service sees the state change,
    // then publish messages to other topics.
    programStateWriter.completed(PROGRAM_RUN_ID);
    Tasks.waitFor(true, () -> runtimeClientService.getProgramFinishTime() >= 0, 2, TimeUnit.SECONDS);
    for (Map.Entry<String, String> entry : topicConfigs.entrySet()) {
        // the RuntimeClientService will decode it to watch for program termination
        if (!entry.getKey().equals(Constants.AppFabric.PROGRAM_STATUS_EVENT_TOPIC)) {
            List<String> payloads = Arrays.asList(entry.getKey(), entry.getKey(), entry.getKey());
            messagePublisher.publish(NamespaceId.SYSTEM.getNamespace(), entry.getValue(), StandardCharsets.UTF_8, payloads.iterator());
        }
    }
    // The client service should get stopped by itself.
    Tasks.waitFor(Service.State.TERMINATED, () -> runtimeClientService.state(), clientCConf.getLong(Constants.RuntimeMonitor.GRACEFUL_SHUTDOWN_MS) + 2000, TimeUnit.MILLISECONDS);
    // All messages should be sent after the runtime client service stopped
    MessagingContext serverMessagingContext = new MultiThreadMessagingContext(messagingService);
    for (Map.Entry<String, String> entry : topicConfigs.entrySet()) {
        if (entry.getKey().equals(Constants.AppFabric.PROGRAM_STATUS_EVENT_TOPIC)) {
            // Extract the program run status from the Notification
            Tasks.waitFor(Collections.singletonList(ProgramRunStatus.COMPLETED), () -> fetchMessages(serverMessagingContext, entry.getValue(), 10, null).stream().map(Message::getPayloadAsString).map(s -> GSON.fromJson(s, Notification.class)).map(n -> n.getProperties().get(ProgramOptionConstants.PROGRAM_STATUS)).map(ProgramRunStatus::valueOf).collect(Collectors.toList()), 5, TimeUnit.SECONDS);
        } else {
            Tasks.waitFor(Arrays.asList(entry.getKey(), entry.getKey(), entry.getKey()), () -> fetchMessages(serverMessagingContext, entry.getValue(), 10, null).stream().map(Message::getPayloadAsString).collect(Collectors.toList()), 5, TimeUnit.SECONDS);
        }
    }
}

Example 4 with MessagingProgramStateWriter

use of io.cdap.cdap.internal.app.program.MessagingProgramStateWriter in project cdap by caskdata.

the class CoreSchedulerServiceTest method testProgramEvents.

@Test
@Category(XSlowTests.class)
public void testProgramEvents() throws Exception {
    // Deploy the app
    deploy(AppWithMultipleSchedules.class, 200);
    CConfiguration cConf = getInjector().getInstance(CConfiguration.class);
    TopicId programEventTopic = NamespaceId.SYSTEM.topic(cConf.get(Constants.AppFabric.PROGRAM_STATUS_RECORD_EVENT_TOPIC));
    ProgramStateWriter programStateWriter = new MessagingProgramStateWriter(cConf, messagingService);
    // These notifications should not trigger the program
    ProgramRunId anotherWorkflowRun = ANOTHER_WORKFLOW.run(RunIds.generate());
    ArtifactId artifactId = ANOTHER_WORKFLOW.getNamespaceId().artifact("test", "1.0").toApiArtifactId();
    ApplicationSpecification appSpec = new DefaultApplicationSpecification(AppWithMultipleSchedules.NAME, ApplicationId.DEFAULT_VERSION, ProjectInfo.getVersion().toString(), "desc", null, artifactId, Collections.emptyMap(), Collections.emptyMap(), Collections.emptyMap(), Collections.emptyMap(), Collections.emptyMap(), Collections.emptyMap(), Collections.emptyMap(), Collections.emptyMap(), Collections.emptyMap());
    ProgramDescriptor programDescriptor = new ProgramDescriptor(anotherWorkflowRun.getParent(), appSpec);
    BasicArguments systemArgs = new BasicArguments(ImmutableMap.of(ProgramOptionConstants.SKIP_PROVISIONING, Boolean.TRUE.toString()));
    ProgramOptions programOptions = new SimpleProgramOptions(anotherWorkflowRun.getParent(), systemArgs, new BasicArguments(), false);
    programStateWriter.start(anotherWorkflowRun, programOptions, null, programDescriptor);
    programStateWriter.running(anotherWorkflowRun, null);
    long lastProcessed = TimeUnit.MILLISECONDS.toSeconds(System.currentTimeMillis());
    programStateWriter.error(anotherWorkflowRun, null);
    waitUntilProcessed(programEventTopic, lastProcessed);
    ProgramRunId someWorkflowRun = SOME_WORKFLOW.run(RunIds.generate());
    programDescriptor = new ProgramDescriptor(someWorkflowRun.getParent(), appSpec);
    programStateWriter.start(someWorkflowRun, new SimpleProgramOptions(someWorkflowRun.getParent(), systemArgs, new BasicArguments()), null, programDescriptor);
    programStateWriter.running(someWorkflowRun, null);
    lastProcessed = TimeUnit.MILLISECONDS.toSeconds(System.currentTimeMillis());
    programStateWriter.killed(someWorkflowRun);
    waitUntilProcessed(programEventTopic, lastProcessed);
    Assert.assertEquals(0, getRuns(TRIGGERED_WORKFLOW, ProgramRunStatus.ALL));
    // Enable the schedule
    scheduler.enableSchedule(APP_MULT_ID.schedule(AppWithMultipleSchedules.WORKFLOW_COMPLETED_SCHEDULE));
    // Start a program with user arguments
    startProgram(ANOTHER_WORKFLOW, ImmutableMap.of(AppWithMultipleSchedules.ANOTHER_RUNTIME_ARG_KEY, AppWithMultipleSchedules.ANOTHER_RUNTIME_ARG_VALUE), 200);
    // Wait for a completed run record
    waitForCompleteRuns(1, TRIGGERED_WORKFLOW);
    assertProgramRuns(TRIGGERED_WORKFLOW, ProgramRunStatus.COMPLETED, 1);
    RunRecord run = getProgramRuns(TRIGGERED_WORKFLOW, ProgramRunStatus.COMPLETED).get(0);
    Map<String, List<WorkflowTokenDetail.NodeValueDetail>> tokenData = getWorkflowToken(TRIGGERED_WORKFLOW, run.getPid(), null, null).getTokenData();
    // There should be 2 entries in tokenData
    Assert.assertEquals(2, tokenData.size());
    // The value of TRIGGERED_RUNTIME_ARG_KEY should be ANOTHER_RUNTIME_ARG_VALUE from the triggering workflow
    Assert.assertEquals(AppWithMultipleSchedules.ANOTHER_RUNTIME_ARG_VALUE, tokenData.get(AppWithMultipleSchedules.TRIGGERED_RUNTIME_ARG_KEY).get(0).getValue());
    // The value of TRIGGERED_TOKEN_KEY should be ANOTHER_TOKEN_VALUE from the triggering workflow
    Assert.assertEquals(AppWithMultipleSchedules.ANOTHER_TOKEN_VALUE, tokenData.get(AppWithMultipleSchedules.TRIGGERED_TOKEN_KEY).get(0).getValue());
}

Example 5 with MessagingProgramStateWriter

use of io.cdap.cdap.internal.app.program.MessagingProgramStateWriter in project cdap by caskdata.

the class RuntimeServiceMainTest method testRuntimeService.

@Test
public void testRuntimeService() throws Exception {
    ArtifactId artifactId = NamespaceId.DEFAULT.artifact("test", "1.0");
    ProgramRunId programRunId = NamespaceId.DEFAULT.app("app").worker("worker").run(RunIds.generate());
    Map<String, String> systemArgs = ImmutableMap.of(SystemArguments.PROFILE_PROVISIONER, NativeProvisioner.SPEC.getName(), SystemArguments.PROFILE_NAME, "default");
    ProgramOptions programOptions = new SimpleProgramOptions(programRunId.getParent(), new BasicArguments(systemArgs), new BasicArguments());
    ProgramDescriptor programDescriptor = new ProgramDescriptor(programRunId.getParent(), null, artifactId);
    // Write out program state events to simulate program start
    Injector appFabricInjector = getServiceMainInstance(AppFabricServiceMain.class).getInjector();
    CConfiguration cConf = appFabricInjector.getInstance(CConfiguration.class);
    ProgramStatePublisher programStatePublisher = new MessagingProgramStatePublisher(appFabricInjector.getInstance(MessagingService.class), NamespaceId.SYSTEM.topic(cConf.get(Constants.AppFabric.PROGRAM_STATUS_RECORD_EVENT_TOPIC)), RetryStrategies.fromConfiguration(cConf, "system.program.state."));
    new MessagingProgramStateWriter(programStatePublisher).start(programRunId, programOptions, null, programDescriptor);
    Injector injector = getServiceMainInstance(RuntimeServiceMain.class).getInjector();
    TransactionRunner txRunner = injector.getInstance(TransactionRunner.class);
    // Should see a STARTING record in the runtime store
    Tasks.waitFor(ProgramRunStatus.STARTING, () -> {
        RunRecordDetail detail = TransactionRunners.run(txRunner, context -> {
            return AppMetadataStore.create(context).getRun(programRunId);
        });
        return detail == null ? null : detail.getStatus();
    }, 5, TimeUnit.SECONDS);
    ProgramStateWriter programStateWriter = createProgramStateWriter(injector, programRunId);
    // Write a running state. We should see a RUNNING record in the runtime store
    programStateWriter.running(programRunId, null);
    Tasks.waitFor(ProgramRunStatus.RUNNING, () -> {
        RunRecordDetail detail = TransactionRunners.run(txRunner, context -> {
            return AppMetadataStore.create(context).getRun(programRunId);
        });
        return detail == null ? null : detail.getStatus();
    }, 5, TimeUnit.SECONDS);
    // Write a complete state. The run record should be removed in the runtime store
    programStateWriter.completed(programRunId);
    Tasks.waitFor(true, () -> TransactionRunners.run(txRunner, context -> AppMetadataStore.create(context).getRun(programRunId) == null), 5, TimeUnit.SECONDS);
}