Examples with BlobServer org.apache.flink.runtime.blob.BlobServer used on opensource projects

Example 16 with BlobServer

use of org.apache.flink.runtime.blob.BlobServer in project flink by apache.

the class AbstractTaskManagerFileHandlerTest method setup.

@BeforeClass
public static void setup() throws IOException, HandlerRequestException {
    final Configuration configuration = new Configuration();
    blobServer = new BlobServer(configuration, temporaryFolder.newFolder(), new VoidBlobStore());
    handlerRequest = HandlerRequest.resolveParametersAndCreate(EmptyRequestBody.getInstance(), new TaskManagerFileMessageParameters(), Collections.singletonMap(TaskManagerIdPathParameter.KEY, EXPECTED_TASK_MANAGER_ID.getResourceIdString()), Collections.emptyMap(), Collections.emptyList());
}

Example 17 with BlobServer

use of org.apache.flink.runtime.blob.BlobServer in project flink by apache.

the class AbstractDispatcherTest method setUp.

@Before
public void setUp() throws Exception {
    heartbeatServices = new HeartbeatServices(1000L, 10000L);
    haServices = new TestingHighAvailabilityServices();
    haServices.setCheckpointRecoveryFactory(new StandaloneCheckpointRecoveryFactory());
    haServices.setResourceManagerLeaderRetriever(new SettableLeaderRetrievalService());
    haServices.setJobGraphStore(new StandaloneJobGraphStore());
    haServices.setJobResultStore(new EmbeddedJobResultStore());
    configuration = new Configuration();
    blobServer = new BlobServer(configuration, temporaryFolder.newFolder(), new VoidBlobStore());
}

Example 18 with BlobServer

use of org.apache.flink.runtime.blob.BlobServer in project flink by apache.

the class ZooKeeperDefaultDispatcherRunnerTest method testResourceCleanupUnderLeadershipChange.

/**
 * See FLINK-11665.
 */
@Test
public void testResourceCleanupUnderLeadershipChange() throws Exception {
    final TestingRpcService rpcService = testingRpcServiceResource.getTestingRpcService();
    final TestingLeaderElectionService dispatcherLeaderElectionService = new TestingLeaderElectionService();
    final CuratorFramework client = ZooKeeperUtils.startCuratorFramework(configuration, fatalErrorHandler).asCuratorFramework();
    try (final TestingHighAvailabilityServices highAvailabilityServices = new TestingHighAvailabilityServicesBuilder().setDispatcherLeaderElectionService(dispatcherLeaderElectionService).setJobMasterLeaderRetrieverFunction(jobId -> ZooKeeperUtils.createLeaderRetrievalService(client)).build()) {
        final PartialDispatcherServices partialDispatcherServices = new PartialDispatcherServices(configuration, highAvailabilityServices, CompletableFuture::new, blobServer, new TestingHeartbeatServices(), UnregisteredMetricGroups::createUnregisteredJobManagerMetricGroup, new MemoryExecutionGraphInfoStore(), fatalErrorHandler, VoidHistoryServerArchivist.INSTANCE, null, ForkJoinPool.commonPool(), new DispatcherOperationCaches());
        final DefaultDispatcherRunnerFactory defaultDispatcherRunnerFactory = DefaultDispatcherRunnerFactory.createSessionRunner(SessionDispatcherFactory.INSTANCE);
        try (final DispatcherRunner dispatcherRunner = createDispatcherRunner(rpcService, dispatcherLeaderElectionService, new JobPersistenceComponentFactory() {

            @Override
            public JobGraphStore createJobGraphStore() {
                return createZooKeeperJobGraphStore(client);
            }

            @Override
            public JobResultStore createJobResultStore() {
                return new EmbeddedJobResultStore();
            }
        }, partialDispatcherServices, defaultDispatcherRunnerFactory)) {
            // initial run
            DispatcherGateway dispatcherGateway = grantLeadership(dispatcherLeaderElectionService);
            final JobGraph jobGraph = createJobGraphWithBlobs();
            LOG.info("Initial job submission {}.", jobGraph.getJobID());
            dispatcherGateway.submitJob(jobGraph, TESTING_TIMEOUT).get();
            dispatcherLeaderElectionService.notLeader();
            // recovering submitted jobs
            LOG.info("Re-grant leadership first time.");
            dispatcherGateway = grantLeadership(dispatcherLeaderElectionService);
            LOG.info("Cancel recovered job {}.", jobGraph.getJobID());
            // cancellation of the job should remove everything
            final CompletableFuture<JobResult> jobResultFuture = dispatcherGateway.requestJobResult(jobGraph.getJobID(), TESTING_TIMEOUT);
            dispatcherGateway.cancelJob(jobGraph.getJobID(), TESTING_TIMEOUT).get();
            // a successful cancellation should eventually remove all job information
            final JobResult jobResult = jobResultFuture.get();
            assertThat(jobResult.getApplicationStatus(), is(ApplicationStatus.CANCELED));
            dispatcherLeaderElectionService.notLeader();
            // check that the job has been removed from ZooKeeper
            final JobGraphStore submittedJobGraphStore = createZooKeeperJobGraphStore(client);
            CommonTestUtils.waitUntilCondition(() -> submittedJobGraphStore.getJobIds().isEmpty(), Deadline.fromNow(VERIFICATION_TIMEOUT), 20L);
        }
    }
    // check resource clean up
    assertThat(clusterHaStorageDir.listFiles(), is(emptyArray()));
}

Example 19 with BlobServer

use of org.apache.flink.runtime.blob.BlobServer in project flink by apache.

the class BlobLibraryCacheManagerTest method testLibraryCacheManagerDifferentJobsCleanup.

/**
 * Tests that the {@link BlobLibraryCacheManager} cleans up after the class loader leases for
 * different jobs are closed.
 */
@Test
public void testLibraryCacheManagerDifferentJobsCleanup() throws Exception {
    JobID jobId1 = new JobID();
    JobID jobId2 = new JobID();
    List<PermanentBlobKey> keys1 = new ArrayList<>();
    List<PermanentBlobKey> keys2 = new ArrayList<>();
    BlobServer server = null;
    PermanentBlobCache cache = null;
    BlobLibraryCacheManager libCache = null;
    final byte[] buf = new byte[128];
    try {
        Configuration config = new Configuration();
        config.setLong(BlobServerOptions.CLEANUP_INTERVAL, 1L);
        server = new BlobServer(config, temporaryFolder.newFolder(), new VoidBlobStore());
        server.start();
        InetSocketAddress serverAddress = new InetSocketAddress("localhost", server.getPort());
        cache = new PermanentBlobCache(config, temporaryFolder.newFolder(), new VoidBlobStore(), serverAddress);
        keys1.add(server.putPermanent(jobId1, buf));
        buf[0] += 1;
        keys1.add(server.putPermanent(jobId1, buf));
        keys2.add(server.putPermanent(jobId2, buf));
        libCache = createBlobLibraryCacheManager(cache);
        cache.registerJob(jobId1);
        cache.registerJob(jobId2);
        assertEquals(0, libCache.getNumberOfManagedJobs());
        assertEquals(0, libCache.getNumberOfReferenceHolders(jobId1));
        checkFileCountForJob(2, jobId1, server);
        checkFileCountForJob(0, jobId1, cache);
        checkFileCountForJob(1, jobId2, server);
        checkFileCountForJob(0, jobId2, cache);
        final LibraryCacheManager.ClassLoaderLease classLoaderLeaseJob1 = libCache.registerClassLoaderLease(jobId1);
        final UserCodeClassLoader classLoader1 = classLoaderLeaseJob1.getOrResolveClassLoader(keys1, Collections.emptyList());
        assertEquals(1, libCache.getNumberOfManagedJobs());
        assertEquals(1, libCache.getNumberOfReferenceHolders(jobId1));
        assertEquals(0, libCache.getNumberOfReferenceHolders(jobId2));
        assertEquals(2, checkFilesExist(jobId1, keys1, cache, true));
        checkFileCountForJob(2, jobId1, server);
        checkFileCountForJob(2, jobId1, cache);
        assertEquals(0, checkFilesExist(jobId2, keys2, cache, false));
        checkFileCountForJob(1, jobId2, server);
        checkFileCountForJob(0, jobId2, cache);
        final LibraryCacheManager.ClassLoaderLease classLoaderLeaseJob2 = libCache.registerClassLoaderLease(jobId2);
        final UserCodeClassLoader classLoader2 = classLoaderLeaseJob2.getOrResolveClassLoader(keys2, Collections.emptyList());
        assertThat(classLoader1, not(sameInstance(classLoader2)));
        try {
            classLoaderLeaseJob2.getOrResolveClassLoader(keys1, Collections.<URL>emptyList());
            fail("Should fail with an IllegalStateException");
        } catch (IllegalStateException e) {
        // that's what we want
        }
        try {
            classLoaderLeaseJob2.getOrResolveClassLoader(keys2, Collections.singletonList(new URL("file:///tmp/does-not-exist")));
            fail("Should fail with an IllegalStateException");
        } catch (IllegalStateException e) {
        // that's what we want
        }
        assertEquals(2, libCache.getNumberOfManagedJobs());
        assertEquals(1, libCache.getNumberOfReferenceHolders(jobId1));
        assertEquals(1, libCache.getNumberOfReferenceHolders(jobId2));
        assertEquals(2, checkFilesExist(jobId1, keys1, cache, true));
        checkFileCountForJob(2, jobId1, server);
        checkFileCountForJob(2, jobId1, cache);
        assertEquals(1, checkFilesExist(jobId2, keys2, cache, true));
        checkFileCountForJob(1, jobId2, server);
        checkFileCountForJob(1, jobId2, cache);
        classLoaderLeaseJob1.release();
        assertEquals(1, libCache.getNumberOfManagedJobs());
        assertEquals(0, libCache.getNumberOfReferenceHolders(jobId1));
        assertEquals(1, libCache.getNumberOfReferenceHolders(jobId2));
        assertEquals(2, checkFilesExist(jobId1, keys1, cache, true));
        checkFileCountForJob(2, jobId1, server);
        checkFileCountForJob(2, jobId1, cache);
        assertEquals(1, checkFilesExist(jobId2, keys2, cache, true));
        checkFileCountForJob(1, jobId2, server);
        checkFileCountForJob(1, jobId2, cache);
        classLoaderLeaseJob2.release();
        assertEquals(0, libCache.getNumberOfManagedJobs());
        assertEquals(0, libCache.getNumberOfReferenceHolders(jobId1));
        assertEquals(0, libCache.getNumberOfReferenceHolders(jobId2));
        assertEquals(2, checkFilesExist(jobId1, keys1, cache, true));
        checkFileCountForJob(2, jobId1, server);
        checkFileCountForJob(2, jobId1, cache);
        assertEquals(1, checkFilesExist(jobId2, keys2, cache, true));
        checkFileCountForJob(1, jobId2, server);
        checkFileCountForJob(1, jobId2, cache);
    // only PermanentBlobCache#releaseJob() calls clean up files (tested in
    // BlobCacheCleanupTest etc.
    } finally {
        if (libCache != null) {
            libCache.shutdown();
        }
        // should have been closed by the libraryCacheManager, but just in case
        if (cache != null) {
            cache.close();
        }
        if (server != null) {
            server.close();
        }
    }
}

Example 20 with BlobServer

use of org.apache.flink.runtime.blob.BlobServer in project flink by apache.

the class BlobLibraryCacheRecoveryITCase method testRecoveryRegisterAndDownload.

/**
 * Tests that with {@link HighAvailabilityMode#ZOOKEEPER} distributed JARs are recoverable from
 * any participating BlobLibraryCacheManager.
 */
@Test
public void testRecoveryRegisterAndDownload() throws Exception {
    Random rand = new Random();
    BlobServer[] server = new BlobServer[2];
    InetSocketAddress[] serverAddress = new InetSocketAddress[2];
    BlobLibraryCacheManager[] libServer = new BlobLibraryCacheManager[2];
    PermanentBlobCache cache = null;
    BlobStoreService blobStoreService = null;
    Configuration config = new Configuration();
    config.setString(HighAvailabilityOptions.HA_MODE, "ZOOKEEPER");
    config.setString(HighAvailabilityOptions.HA_STORAGE_PATH, temporaryFolder.newFolder().getAbsolutePath());
    config.setLong(BlobServerOptions.CLEANUP_INTERVAL, 3_600L);
    final ExecutorService executorService = Executors.newSingleThreadExecutor();
    try {
        blobStoreService = BlobUtils.createBlobStoreFromConfig(config);
        final BlobLibraryCacheManager.ClassLoaderFactory classLoaderFactory = BlobLibraryCacheManager.defaultClassLoaderFactory(FlinkUserCodeClassLoaders.ResolveOrder.CHILD_FIRST, new String[0], null, true);
        for (int i = 0; i < server.length; i++) {
            server[i] = new BlobServer(config, temporaryFolder.newFolder(), blobStoreService);
            server[i].start();
            serverAddress[i] = new InetSocketAddress("localhost", server[i].getPort());
            libServer[i] = new BlobLibraryCacheManager(server[i], classLoaderFactory);
        }
        // Random data
        byte[] expected = new byte[1024];
        rand.nextBytes(expected);
        ArrayList<PermanentBlobKey> keys = new ArrayList<>(2);
        JobID jobId = new JobID();
        // Upload some data (libraries)
        // Request 1
        keys.add(server[0].putPermanent(jobId, expected));
        byte[] expected2 = Arrays.copyOfRange(expected, 32, 288);
        // Request 2
        keys.add(server[0].putPermanent(jobId, expected2));
        // The cache
        cache = new PermanentBlobCache(config, temporaryFolder.newFolder(), blobStoreService, serverAddress[0]);
        // Register uploaded libraries
        final LibraryCacheManager.ClassLoaderLease classLoaderLease = libServer[0].registerClassLoaderLease(jobId);
        classLoaderLease.getOrResolveClassLoader(keys, Collections.emptyList());
        // Verify key 1
        File f = cache.getFile(jobId, keys.get(0));
        assertEquals(expected.length, f.length());
        try (FileInputStream fis = new FileInputStream(f)) {
            for (int i = 0; i < expected.length && fis.available() > 0; i++) {
                assertEquals(expected[i], (byte) fis.read());
            }
            assertEquals(0, fis.available());
        }
        // Shutdown cache and start with other server
        cache.close();
        cache = new PermanentBlobCache(config, temporaryFolder.newFolder(), blobStoreService, serverAddress[1]);
        // Verify key 1
        f = cache.getFile(jobId, keys.get(0));
        assertEquals(expected.length, f.length());
        try (FileInputStream fis = new FileInputStream(f)) {
            for (int i = 0; i < expected.length && fis.available() > 0; i++) {
                assertEquals(expected[i], (byte) fis.read());
            }
            assertEquals(0, fis.available());
        }
        // Verify key 2
        f = cache.getFile(jobId, keys.get(1));
        assertEquals(expected2.length, f.length());
        try (FileInputStream fis = new FileInputStream(f)) {
            for (int i = 0; i < 256 && fis.available() > 0; i++) {
                assertEquals(expected2[i], (byte) fis.read());
            }
            assertEquals(0, fis.available());
        }
        // Remove blobs again
        server[1].globalCleanupAsync(jobId, executorService).join();
        // Verify everything is clean below recoveryDir/<cluster_id>
        final String clusterId = config.getString(HighAvailabilityOptions.HA_CLUSTER_ID);
        String haBlobStorePath = config.getString(HighAvailabilityOptions.HA_STORAGE_PATH);
        File haBlobStoreDir = new File(haBlobStorePath, clusterId);
        File[] recoveryFiles = haBlobStoreDir.listFiles();
        assertNotNull("HA storage directory does not exist", recoveryFiles);
        assertEquals("Unclean state backend: " + Arrays.toString(recoveryFiles), 0, recoveryFiles.length);
    } finally {
        assertThat(executorService.shutdownNow(), IsEmptyCollection.empty());
        for (BlobLibraryCacheManager s : libServer) {
            if (s != null) {
                s.shutdown();
            }
        }
        for (BlobServer s : server) {
            if (s != null) {
                s.close();
            }
        }
        if (cache != null) {
            cache.close();
        }
        if (blobStoreService != null) {
            blobStoreService.closeAndCleanupAllData();
        }
    }
}