Examples with TaskUpdateRequest io.prestosql.server.TaskUpdateRequest used on opensource projects

Example 1 with TaskUpdateRequest

use of io.prestosql.server.TaskUpdateRequest in project hetu-core by openlookeng.

the class HttpRemoteTask method sendUpdate.

private synchronized void sendUpdate() {
    if (abandoned.get()) {
        // Snapshot: Corresponding task has been canceled to resume. Stop any communication with it.
        return;
    }
    TaskStatus taskStatus = getTaskStatus();
    // don't update if the task hasn't been started yet or if it is already finished
    if (!needsUpdate.get() || taskStatus.getState().isDone()) {
        return;
    }
    // if there is a request already running, wait for it to complete
    if (this.currentRequest != null && !this.currentRequest.isDone()) {
        return;
    }
    // if throttled due to error, asynchronously wait for timeout and try again
    ListenableFuture<?> errorRateLimit = updateErrorTracker.acquireRequestPermit();
    if (!errorRateLimit.isDone()) {
        errorRateLimit.addListener(this::sendUpdate, executor);
        return;
    }
    List<TaskSource> sources = getSources();
    Optional<PlanFragment> fragment = sendPlan.get() ? Optional.of(planFragment) : Optional.empty();
    TaskUpdateRequest updateRequest = new TaskUpdateRequest(// so receiver can verify if the instance id matches
    instanceId, session.toSessionRepresentation(), session.getIdentity().getExtraCredentials(), fragment, sources, outputBuffers.get(), totalPartitions, parent);
    byte[] taskUpdateRequestJson = taskUpdateRequestCodec.toBytes(updateRequest);
    if (fragment.isPresent()) {
        stats.updateWithPlanBytes(taskUpdateRequestJson.length);
    }
    HttpUriBuilder uriBuilder = getHttpUriBuilder(taskStatus);
    Request request = setContentTypeHeaders(isBinaryEncoding, preparePost()).setUri(uriBuilder.build()).setBodyGenerator(StaticBodyGenerator.createStaticBodyGenerator(taskUpdateRequestJson)).build();
    ResponseHandler responseHandler;
    if (isBinaryEncoding) {
        responseHandler = createFullSmileResponseHandler((SmileCodec<TaskInfo>) taskInfoCodec);
    } else {
        responseHandler = createAdaptingJsonResponseHandler(unwrapJsonCodec(taskInfoCodec));
    }
    updateErrorTracker.startRequest();
    ListenableFuture<BaseResponse<TaskInfo>> future = httpClient.executeAsync(request, responseHandler);
    currentRequest = future;
    currentRequestStartNanos = System.nanoTime();
    // The needsUpdate flag needs to be set to false BEFORE adding the Future callback since callback might change the flag value
    // and does so without grabbing the instance lock.
    needsUpdate.set(false);
    Futures.addCallback(future, new SimpleHttpResponseHandler<>(new UpdateResponseHandler(sources), request.getUri(), stats), executor);
}

Example 2 with TaskUpdateRequest

use of io.prestosql.server.TaskUpdateRequest in project hetu-core by openlookeng.

the class TestHttpRemoteTask method createHttpRemoteTaskFactory.

private static HttpRemoteTaskFactory createHttpRemoteTaskFactory(TestingTaskResource testingTaskResource) throws Exception {
    Bootstrap app = new Bootstrap(new JsonModule(), new SmileModule(), new HandleJsonModule(), new Module() {

        @Override
        public void configure(Binder binder) {
            binder.bind(JsonMapper.class);
            binder.bind(Metadata.class).toInstance(createTestMetadataManager());
            jsonBinder(binder).addDeserializerBinding(Type.class).to(TypeDeserializer.class);
            jsonCodecBinder(binder).bindJsonCodec(TaskStatus.class);
            jsonCodecBinder(binder).bindJsonCodec(TaskInfo.class);
            jsonCodecBinder(binder).bindJsonCodec(TaskUpdateRequest.class);
            smileCodecBinder(binder).bindSmileCodec(TaskStatus.class);
            smileCodecBinder(binder).bindSmileCodec(TaskInfo.class);
            smileCodecBinder(binder).bindSmileCodec(TaskUpdateRequest.class);
        }

        @Provides
        private HttpRemoteTaskFactory createHttpRemoteTaskFactory(JsonMapper jsonMapper, JsonCodec<TaskStatus> taskStatusJsonCodec, SmileCodec<TaskStatus> taskStatusSmileCodec, JsonCodec<TaskInfo> taskInfoJsonCodec, SmileCodec<TaskInfo> taskInfoSmileCodec, JsonCodec<TaskUpdateRequest> taskUpdateRequestJsonCodec, SmileCodec<TaskUpdateRequest> taskUpdateRequestSmileCodec) {
            JaxrsTestingHttpProcessor jaxrsTestingHttpProcessor = new JaxrsTestingHttpProcessor(URI.create("http://fake.invalid/"), testingTaskResource, jsonMapper);
            TestingHttpClient testingHttpClient = new TestingHttpClient(jaxrsTestingHttpProcessor.setTrace(TRACE_HTTP));
            testingTaskResource.setHttpClient(testingHttpClient);
            return new HttpRemoteTaskFactory(new QueryManagerConfig(), TASK_MANAGER_CONFIG, testingHttpClient, new TestSqlTaskManager.MockLocationFactory(), taskStatusJsonCodec, taskStatusSmileCodec, taskInfoJsonCodec, taskInfoSmileCodec, taskUpdateRequestJsonCodec, taskUpdateRequestSmileCodec, new RemoteTaskStats(), new InternalCommunicationConfig());
        }
    });
    Injector injector = app.strictConfig().doNotInitializeLogging().quiet().initialize();
    HandleResolver handleResolver = injector.getInstance(HandleResolver.class);
    handleResolver.addConnectorName("test", new TestingHandleResolver());
    return injector.getInstance(HttpRemoteTaskFactory.class);
}