Examples with ConfigResponse co.cask.cdap.app.deploy.ConfigResponse used on opensource projects

Example 1 with ConfigResponse

use of co.cask.cdap.app.deploy.ConfigResponse in project cdap by caskdata.

the class InMemoryConfigurator method config.

/**
 * Executes the <code>Application.configure</code> within the same JVM.
 * <p>
 * This method could be dangerous and should be used only in standalone mode.
 * </p>
 *
 * @return A instance of {@link ListenableFuture}.
 */
@Override
public ListenableFuture<ConfigResponse> config() {
    SettableFuture<ConfigResponse> result = SettableFuture.create();
    try {
        Object appMain = artifactClassLoader.loadClass(appClassName).newInstance();
        if (!(appMain instanceof Application)) {
            throw new IllegalStateException(String.format("Application main class is of invalid type: %s", appMain.getClass().getName()));
        }
        Application app = (Application) appMain;
        ConfigResponse response = createResponse(app);
        result.set(response);
        return result;
    } catch (Throwable t) {
        return Futures.immediateFailedFuture(t);
    }
}

Example 2 with ConfigResponse

use of co.cask.cdap.app.deploy.ConfigResponse in project cdap by caskdata.

the class SandboxConfigurator method config.

/**
 * Runs the <code>Application.configure()</code> in a sandbox JVM
 * with high level of security.
 *
 * @return An instance of {@link ListenableFuture}
 */
@Override
public ListenableFuture<ConfigResponse> config() {
    final SettableFuture<ConfigResponse> result = SettableFuture.create();
    final File outputFile;
    try {
        outputFile = File.createTempFile(PREFIX, EXT);
        // Run the command in seperate JVM.
        process = Runtime.getRuntime().exec(getCommand(outputFile));
        // Add future to handle the case when the future is cancelled.
        // OnSuccess, we don't do anything other than cleaning the output.
        // onFailure, we make sure that process is destroyed.
        Futures.addCallback(result, new FutureCallback<ConfigResponse>() {

            private void deleteOutput() {
                if (outputFile.exists()) {
                    outputFile.delete();
                }
            }

            @Override
            public void onSuccess(final ConfigResponse result) {
                // Delete the output file on delete.
                deleteOutput();
            }

            @Override
            public void onFailure(final Throwable t) {
                // destroy the process.
                if (result.isCancelled()) {
                    process.destroy();
                }
                deleteOutput();
            }
        });
    } catch (Exception e) {
        // upon construction.
        return Futures.immediateFailedFuture(e);
    }
    // Start a thread that waits for command execution to complete or until it's cancelled.
    new Thread() {

        @Override
        public void run() {
            try {
                // Wait for process to exit and extract the return. If cancelled the process will
                // be shutdown.
                process.waitFor();
                int exit = process.exitValue();
                if (exit == 0) {
                    result.set(new DefaultConfigResponse(0, Files.newReaderSupplier(outputFile, Charsets.UTF_8)));
                } else {
                    result.set(new DefaultConfigResponse(exit, null));
                }
            } catch (Exception e) {
                result.setException(e);
            }
        }
    }.start();
    return result;
}

Example 3 with ConfigResponse

use of co.cask.cdap.app.deploy.ConfigResponse in project cdap by caskdata.

the class LocalArtifactLoaderStage method process.

/**
 * Instantiates the Application class and calls configure() on it to generate the {@link ApplicationSpecification}.
 *
 * @param deploymentInfo information needed to deploy the application, such as the artifact to create it from
 *                       and the application config to use.
 */
@Override
public void process(AppDeploymentInfo deploymentInfo) throws Exception {
    ArtifactId artifactId = deploymentInfo.getArtifactId();
    Location artifactLocation = deploymentInfo.getArtifactLocation();
    String appClassName = deploymentInfo.getAppClassName();
    String appVersion = deploymentInfo.getApplicationVersion();
    String configString = deploymentInfo.getConfigString();
    EntityImpersonator classLoaderImpersonator = new EntityImpersonator(artifactId, impersonator);
    ClassLoader artifactClassLoader = artifactRepository.createArtifactClassLoader(artifactLocation, classLoaderImpersonator);
    getContext().setProperty(LocalApplicationManager.ARTIFACT_CLASSLOADER_KEY, artifactClassLoader);
    InMemoryConfigurator inMemoryConfigurator = new InMemoryConfigurator(cConf, Id.Namespace.fromEntityId(deploymentInfo.getNamespaceId()), Id.Artifact.fromEntityId(artifactId), appClassName, artifactRepository, artifactClassLoader, deploymentInfo.getApplicationName(), deploymentInfo.getApplicationVersion(), configString);
    ListenableFuture<ConfigResponse> result = inMemoryConfigurator.config();
    ConfigResponse response = result.get(120, TimeUnit.SECONDS);
    if (response.getExitCode() != 0) {
        throw new IllegalArgumentException("Failed to configure application: " + deploymentInfo);
    }
    ApplicationSpecification specification = adapter.fromJson(response.get());
    ApplicationId applicationId;
    if (appVersion == null) {
        applicationId = deploymentInfo.getNamespaceId().app(specification.getName());
    } else {
        applicationId = deploymentInfo.getNamespaceId().app(specification.getName(), appVersion);
    }
    authorizationEnforcer.enforce(applicationId, authenticationContext.getPrincipal(), Action.ADMIN);
    emit(new ApplicationDeployable(deploymentInfo.getArtifactId(), deploymentInfo.getArtifactLocation(), applicationId, specification, store.getApplication(applicationId), ApplicationDeployScope.USER, deploymentInfo.getOwnerPrincipal(), deploymentInfo.canUpdateSchedules()));
}

Example 4 with ConfigResponse

use of co.cask.cdap.app.deploy.ConfigResponse in project cdap by caskdata.

the class ConfiguratorTest method testAppWithConfig.

@Test
public void testAppWithConfig() throws Exception {
    LocationFactory locationFactory = new LocalLocationFactory(TMP_FOLDER.newFolder());
    Location appJar = AppJarHelper.createDeploymentJar(locationFactory, ConfigTestApp.class);
    Id.Artifact artifactId = Id.Artifact.from(Id.Namespace.DEFAULT, ConfigTestApp.class.getSimpleName(), "1.0.0");
    CConfiguration cConf = CConfiguration.create();
    ArtifactRepository baseArtifactRepo = new DefaultArtifactRepository(conf, null, null, new DummyProgramRunnerFactory(), new DefaultImpersonator(cConf, null));
    ArtifactRepository artifactRepo = new AuthorizationArtifactRepository(baseArtifactRepo, authEnforcer, authenticationContext);
    ConfigTestApp.ConfigClass config = new ConfigTestApp.ConfigClass("myStream", "myTable");
    // Create a configurator that is testable. Provide it an application.
    try (CloseableClassLoader artifactClassLoader = artifactRepo.createArtifactClassLoader(appJar, new EntityImpersonator(artifactId.getNamespace().toEntityId(), new DefaultImpersonator(cConf, null)))) {
        Configurator configuratorWithConfig = new InMemoryConfigurator(conf, Id.Namespace.DEFAULT, artifactId, ConfigTestApp.class.getName(), artifactRepo, artifactClassLoader, null, null, new Gson().toJson(config));
        ListenableFuture<ConfigResponse> result = configuratorWithConfig.config();
        ConfigResponse response = result.get(10, TimeUnit.SECONDS);
        Assert.assertNotNull(response);
        ApplicationSpecificationAdapter adapter = ApplicationSpecificationAdapter.create(new ReflectionSchemaGenerator());
        ApplicationSpecification specification = adapter.fromJson(response.get());
        Assert.assertNotNull(specification);
        Assert.assertTrue(specification.getStreams().size() == 1);
        Assert.assertTrue(specification.getStreams().containsKey("myStream"));
        Assert.assertTrue(specification.getDatasets().size() == 1);
        Assert.assertTrue(specification.getDatasets().containsKey("myTable"));
        Configurator configuratorWithoutConfig = new InMemoryConfigurator(conf, Id.Namespace.DEFAULT, artifactId, ConfigTestApp.class.getName(), artifactRepo, artifactClassLoader, null, null, null);
        result = configuratorWithoutConfig.config();
        response = result.get(10, TimeUnit.SECONDS);
        Assert.assertNotNull(response);
        specification = adapter.fromJson(response.get());
        Assert.assertNotNull(specification);
        Assert.assertTrue(specification.getStreams().size() == 1);
        Assert.assertTrue(specification.getStreams().containsKey(ConfigTestApp.DEFAULT_STREAM));
        Assert.assertTrue(specification.getDatasets().size() == 1);
        Assert.assertTrue(specification.getDatasets().containsKey(ConfigTestApp.DEFAULT_TABLE));
        Assert.assertNotNull(specification.getProgramSchedules().get(ConfigTestApp.SCHEDULE_NAME));
        ProgramStatusTrigger trigger = (ProgramStatusTrigger) specification.getProgramSchedules().get(ConfigTestApp.SCHEDULE_NAME).getTrigger();
        Assert.assertEquals(trigger.getProgramId().getProgram(), ConfigTestApp.WORKFLOW_NAME);
    }
}

Example 5 with ConfigResponse

use of co.cask.cdap.app.deploy.ConfigResponse in project cdap by caskdata.

the class ConfiguratorTest method testInMemoryConfigurator.

@Test
public void testInMemoryConfigurator() throws Exception {
    LocationFactory locationFactory = new LocalLocationFactory(TMP_FOLDER.newFolder());
    Location appJar = AppJarHelper.createDeploymentJar(locationFactory, WordCountApp.class);
    Id.Artifact artifactId = Id.Artifact.from(Id.Namespace.DEFAULT, WordCountApp.class.getSimpleName(), "1.0.0");
    CConfiguration cConf = CConfiguration.create();
    ArtifactRepository baseArtifactRepo = new DefaultArtifactRepository(conf, null, null, new DummyProgramRunnerFactory(), new DefaultImpersonator(cConf, null));
    ArtifactRepository artifactRepo = new AuthorizationArtifactRepository(baseArtifactRepo, authEnforcer, authenticationContext);
    // Create a configurator that is testable. Provide it a application.
    try (CloseableClassLoader artifactClassLoader = artifactRepo.createArtifactClassLoader(appJar, new EntityImpersonator(artifactId.getNamespace().toEntityId(), new DefaultImpersonator(cConf, null)))) {
        Configurator configurator = new InMemoryConfigurator(conf, Id.Namespace.DEFAULT, artifactId, WordCountApp.class.getName(), artifactRepo, artifactClassLoader, null, null, "");
        // Extract response from the configurator.
        ListenableFuture<ConfigResponse> result = configurator.config();
        ConfigResponse response = result.get(10, TimeUnit.SECONDS);
        Assert.assertNotNull(response);
        // Deserialize the JSON spec back into Application object.
        ApplicationSpecificationAdapter adapter = ApplicationSpecificationAdapter.create(new ReflectionSchemaGenerator());
        ApplicationSpecification specification = adapter.fromJson(response.get());
        Assert.assertNotNull(specification);
        // Simple checks.
        Assert.assertTrue(specification.getName().equals("WordCountApp"));
        // # of flows.
        Assert.assertTrue(specification.getFlows().size() == 1);
    }
}