Examples with TransactionManager org.apache.tephra.TransactionManager used on opensource projects

Example 11 with TransactionManager

use of org.apache.tephra.TransactionManager in project cdap by caskdata.

the class LocalLogAppenderResilientTest method testResilientLogging.

@Test
public void testResilientLogging() throws Exception {
    Configuration hConf = new Configuration();
    CConfiguration cConf = CConfiguration.create();
    File datasetDir = new File(tmpFolder.newFolder(), "datasetUser");
    //noinspection ResultOfMethodCallIgnored
    datasetDir.mkdirs();
    cConf.set(Constants.Dataset.Manager.OUTPUT_DIR, datasetDir.getAbsolutePath());
    cConf.set(Constants.Service.MASTER_SERVICES_BIND_ADDRESS, "localhost");
    cConf.set(Constants.Dataset.Executor.ADDRESS, "localhost");
    cConf.setInt(Constants.Dataset.Executor.PORT, Networks.getRandomPort());
    cConf.set(Constants.CFG_LOCAL_DATA_DIR, tmpFolder.newFolder().getAbsolutePath());
    Injector injector = Guice.createInjector(new ConfigModule(cConf, hConf), new IOModule(), new ZKClientModule(), new KafkaClientModule(), new DiscoveryRuntimeModule().getInMemoryModules(), new NonCustomLocationUnitTestModule().getModule(), new DataFabricModules().getInMemoryModules(), new DataSetsModules().getStandaloneModules(), new DataSetServiceModules().getInMemoryModules(), new TransactionMetricsModule(), new ExploreClientModule(), new LoggingModules().getInMemoryModules(), new NamespaceClientRuntimeModule().getInMemoryModules(), new AuthorizationTestModule(), new AuthorizationEnforcementModule().getInMemoryModules(), new AuthenticationContextModules().getMasterModule(), new AbstractModule() {

        @Override
        protected void configure() {
            bind(UGIProvider.class).to(UnsupportedUGIProvider.class);
            bind(OwnerAdmin.class).to(NoOpOwnerAdmin.class);
        }
    });
    TransactionManager txManager = injector.getInstance(TransactionManager.class);
    txManager.startAndWait();
    DatasetOpExecutorService opExecutorService = injector.getInstance(DatasetOpExecutorService.class);
    opExecutorService.startAndWait();
    // Start the logging before starting the service.
    LoggingContextAccessor.setLoggingContext(new FlowletLoggingContext("TRL_ACCT_1", "APP_1", "FLOW_1", "FLOWLET_1", "RUN", "INSTANCE"));
    String logBaseDir = "trl-log/log_files_" + new Random(System.currentTimeMillis()).nextLong();
    cConf.set(LoggingConfiguration.LOG_BASE_DIR, logBaseDir);
    cConf.setInt(LoggingConfiguration.LOG_MAX_FILE_SIZE_BYTES, 20 * 1024);
    final LogAppender appender = injector.getInstance(LocalLogAppender.class);
    new LogAppenderInitializer(appender).initialize("TestResilientLogging");
    int failureMsgCount = 3;
    final CountDownLatch failureLatch = new CountDownLatch(failureMsgCount);
    LoggerContext loggerContext = (LoggerContext) LoggerFactory.getILoggerFactory();
    loggerContext.getStatusManager().add(new StatusListener() {

        @Override
        public void addStatusEvent(Status status) {
            if (status.getLevel() != Status.ERROR || status.getOrigin() != appender) {
                return;
            }
            Throwable cause = status.getThrowable();
            if (cause != null) {
                Throwable rootCause = Throwables.getRootCause(cause);
                if (rootCause instanceof ServiceUnavailableException) {
                    String serviceName = ((ServiceUnavailableException) rootCause).getServiceName();
                    if (Constants.Service.DATASET_MANAGER.equals(serviceName)) {
                        failureLatch.countDown();
                    }
                }
            }
        }
    });
    Logger logger = LoggerFactory.getLogger("TestResilientLogging");
    for (int i = 0; i < failureMsgCount; ++i) {
        Exception e1 = new Exception("Test Exception1");
        Exception e2 = new Exception("Test Exception2", e1);
        logger.warn("Test log message " + i + " {} {}", "arg1", "arg2", e2);
    }
    // Wait for the three failure to append to happen
    // The wait time has to be > 3 seconds because DatasetServiceClient has 1 second timeout on discovery
    failureLatch.await(5, TimeUnit.SECONDS);
    // Start dataset service, wait for it to be discoverable
    DatasetService dsService = injector.getInstance(DatasetService.class);
    dsService.startAndWait();
    final CountDownLatch startLatch = new CountDownLatch(1);
    DiscoveryServiceClient discoveryClient = injector.getInstance(DiscoveryServiceClient.class);
    discoveryClient.discover(Constants.Service.DATASET_MANAGER).watchChanges(new ServiceDiscovered.ChangeListener() {

        @Override
        public void onChange(ServiceDiscovered serviceDiscovered) {
            if (!Iterables.isEmpty(serviceDiscovered)) {
                startLatch.countDown();
            }
        }
    }, Threads.SAME_THREAD_EXECUTOR);
    startLatch.await(5, TimeUnit.SECONDS);
    // Do some more logging after the service is started.
    for (int i = 5; i < 10; ++i) {
        Exception e1 = new Exception("Test Exception1");
        Exception e2 = new Exception("Test Exception2", e1);
        logger.warn("Test log message " + i + " {} {}", "arg1", "arg2", e2);
    }
    appender.stop();
    // Verify - we should have at least 5 events.
    LoggingContext loggingContext = new FlowletLoggingContext("TRL_ACCT_1", "APP_1", "FLOW_1", "", "RUN", "INSTANCE");
    FileLogReader logTail = injector.getInstance(FileLogReader.class);
    LoggingTester.LogCallback logCallback1 = new LoggingTester.LogCallback();
    logTail.getLogPrev(loggingContext, ReadRange.LATEST, 10, Filter.EMPTY_FILTER, logCallback1);
    List<LogEvent> allEvents = logCallback1.getEvents();
    Assert.assertTrue(allEvents.toString(), allEvents.size() >= 5);
    // Finally - stop all services
    Services.chainStop(dsService, opExecutorService, txManager);
}

Example 12 with TransactionManager

use of org.apache.tephra.TransactionManager in project cdap by caskdata.

the class TransactionContextTest method setup.

@BeforeClass
public static void setup() {
    txManager = new TransactionManager(new Configuration());
    txManager.startAndWait();
    txClient = new DummyTxClient(txManager);
}

Example 13 with TransactionManager

use of org.apache.tephra.TransactionManager in project cdap by caskdata.

the class MDSStreamMetaStoreTest method init.

@BeforeClass
public static void init() throws Exception {
    Injector injector = Guice.createInjector(new ConfigModule(CConfiguration.create(), new Configuration()), new DataSetServiceModules().getInMemoryModules(), new DataSetsModules().getStandaloneModules(), new DataFabricModules().getInMemoryModules(), new ExploreClientModule(), new DiscoveryRuntimeModule().getInMemoryModules(), new LocationRuntimeModule().getInMemoryModules(), new NamespaceClientRuntimeModule().getInMemoryModules(), new NamespaceStoreModule().getStandaloneModules(), new AuthorizationTestModule(), new AuthorizationEnforcementModule().getInMemoryModules(), new AuthenticationContextModules().getMasterModule(), new AbstractModule() {

        @Override
        protected void configure() {
            bind(StreamMetaStore.class).to(MDSStreamMetaStore.class).in(Scopes.SINGLETON);
            bind(MetricsCollectionService.class).to(NoOpMetricsCollectionService.class).in(Scopes.SINGLETON);
            bind(Store.class).to(DefaultStore.class);
            bind(UGIProvider.class).to(UnsupportedUGIProvider.class);
            bind(OwnerAdmin.class).to(NoOpOwnerAdmin.class);
        }
    });
    streamMetaStore = injector.getInstance(StreamMetaStore.class);
    transactionManager = injector.getInstance(TransactionManager.class);
    transactionManager.startAndWait();
    datasetService = injector.getInstance(DatasetService.class);
    datasetService.startAndWait();
    store = injector.getInstance(NamespaceStore.class);
}

Example 14 with TransactionManager

use of org.apache.tephra.TransactionManager in project cdap by caskdata.

the class MetricsSuiteTestBase method startMetricsService.

public static Injector startMetricsService(CConfiguration conf) {
    Injector injector = Guice.createInjector(Modules.override(new ConfigModule(conf), new NonCustomLocationUnitTestModule().getModule(), new DiscoveryRuntimeModule().getInMemoryModules(), new MetricsHandlerModule(), new MetricsClientRuntimeModule().getInMemoryModules(), new DataFabricModules().getInMemoryModules(), new DataSetsModules().getStandaloneModules(), new DataSetServiceModules().getInMemoryModules(), new ExploreClientModule(), new NamespaceClientRuntimeModule().getInMemoryModules(), new AuthorizationTestModule(), new AuthorizationEnforcementModule().getInMemoryModules(), new AuthenticationContextModules().getMasterModule()).with(new AbstractModule() {

        @Override
        protected void configure() {
            bind(LogReader.class).to(MockLogReader.class).in(Scopes.SINGLETON);
            bind(Store.class).to(DefaultStore.class);
            bind(UGIProvider.class).to(UnsupportedUGIProvider.class);
            bind(OwnerAdmin.class).to(NoOpOwnerAdmin.class);
        }
    }));
    transactionManager = injector.getInstance(TransactionManager.class);
    transactionManager.startAndWait();
    dsOpService = injector.getInstance(DatasetOpExecutor.class);
    dsOpService.startAndWait();
    datasetService = injector.getInstance(DatasetService.class);
    datasetService.startAndWait();
    metrics = injector.getInstance(MetricsQueryService.class);
    metrics.startAndWait();
    collectionService = injector.getInstance(MetricsCollectionService.class);
    collectionService.startAndWait();
    logReader = injector.getInstance(LogReader.class);
    // initialize the dataset instantiator
    DiscoveryServiceClient discoveryClient = injector.getInstance(DiscoveryServiceClient.class);
    EndpointStrategy metricsEndPoints = new RandomEndpointStrategy(discoveryClient.discover(Constants.Service.METRICS));
    Discoverable discoverable = metricsEndPoints.pick(1L, TimeUnit.SECONDS);
    Assert.assertNotNull("Could not discover metrics service", discoverable);
    port = discoverable.getSocketAddress().getPort();
    return injector;
}

Example 15 with TransactionManager

use of org.apache.tephra.TransactionManager in project cdap by caskdata.

the class PartitionConsumerTest method testPartitionConsumer.

@Test
public void testPartitionConsumer() throws Exception {
    // exercises the edge case of partition consumption, when partitions are being consumed, while another in-progress
    // transaction has added a partition, but it has not yet committed, so the partition is not available for the
    // consumer
    PartitionedFileSet dataset1 = dsFrameworkUtil.getInstance(pfsInstance);
    PartitionedFileSet dataset2 = dsFrameworkUtil.getInstance(pfsInstance);
    TransactionManager txManager = dsFrameworkUtil.getTxManager();
    InMemoryTxSystemClient txClient = new InMemoryTxSystemClient(txManager);
    // producer simply adds initial partition
    TransactionContext txContext1 = new TransactionContext(txClient, (TransactionAware) dataset1);
    txContext1.start();
    PartitionKey partitionKey1 = generateUniqueKey();
    dataset1.getPartitionOutput(partitionKey1).addPartition();
    txContext1.finish();
    // consumer simply consumes initial partition
    TransactionContext txContext2 = new TransactionContext(txClient, (TransactionAware) dataset2);
    txContext2.start();
    PartitionConsumer partitionConsumer = new ConcurrentPartitionConsumer(dataset2, new InMemoryStatePersistor());
    List<? extends PartitionDetail> partitionIterator = partitionConsumer.consumePartitions().getPartitions();
    Assert.assertEquals(1, partitionIterator.size());
    Assert.assertEquals(partitionKey1, partitionIterator.get(0).getPartitionKey());
    txContext2.finish();
    // producer adds a second partition, but does not yet commit the transaction
    txContext1.start();
    PartitionKey partitionKey2 = generateUniqueKey();
    dataset1.getPartitionOutput(partitionKey2).addPartition();
    // consumer attempts to consume at a time after the partition was added, but before it committed. Because of this,
    // the partition is not visible and will not be consumed
    txContext2.start();
    Assert.assertTrue(partitionConsumer.consumePartitions().getPartitions().isEmpty());
    txContext2.finish();
    // producer commits the transaction in which the second partition was added
    txContext1.finish();
    // the next time the consumer runs, it processes the second partition
    txContext2.start();
    partitionIterator = partitionConsumer.consumePartitions().getPartitions();
    Assert.assertEquals(1, partitionIterator.size());
    Assert.assertEquals(partitionKey2, partitionIterator.get(0).getPartitionKey());
    txContext2.finish();
}