Examples with LogEvent co.cask.cdap.logging.read.LogEvent used on opensource projects

Example 6 with LogEvent

use of co.cask.cdap.logging.read.LogEvent in project cdap by caskdata.

the class CDAPLogAppenderTest method testCDAPLogAppender.

@Test
public void testCDAPLogAppender() throws Exception {
    int syncInterval = 1024 * 1024;
    CDAPLogAppender cdapLogAppender = new CDAPLogAppender();
    cdapLogAppender.setSyncIntervalBytes(syncInterval);
    cdapLogAppender.setMaxFileLifetimeMs(TimeUnit.DAYS.toMillis(1));
    cdapLogAppender.setMaxFileSizeInBytes(104857600);
    cdapLogAppender.setDirPermissions("700");
    cdapLogAppender.setFilePermissions("600");
    cdapLogAppender.setFileRetentionDurationDays(1);
    cdapLogAppender.setLogCleanupIntervalMins(10);
    cdapLogAppender.setFileCleanupTransactionTimeout(30);
    AppenderContext context = new LocalAppenderContext(injector.getInstance(DatasetFramework.class), injector.getInstance(TransactionSystemClient.class), injector.getInstance(LocationFactory.class), new NoOpMetricsCollectionService());
    context.start();
    cdapLogAppender.setContext(context);
    cdapLogAppender.start();
    FileMetaDataReader fileMetaDataReader = injector.getInstance(FileMetaDataReader.class);
    LoggingEvent event = new LoggingEvent("co.cask.Test", (ch.qos.logback.classic.Logger) LoggerFactory.getLogger(Logger.ROOT_LOGGER_NAME), Level.ERROR, "test message", null, null);
    Map<String, String> properties = new HashMap<>();
    properties.put(NamespaceLoggingContext.TAG_NAMESPACE_ID, "default");
    properties.put(ApplicationLoggingContext.TAG_APPLICATION_ID, "testApp");
    properties.put(FlowletLoggingContext.TAG_FLOW_ID, "testFlow");
    properties.put(FlowletLoggingContext.TAG_FLOWLET_ID, "testFlowlet");
    event.setMDCPropertyMap(properties);
    cdapLogAppender.doAppend(event);
    cdapLogAppender.stop();
    context.stop();
    try {
        List<LogLocation> files = fileMetaDataReader.listFiles(cdapLogAppender.getLoggingPath(properties), 0, Long.MAX_VALUE);
        Assert.assertEquals(1, files.size());
        LogLocation logLocation = files.get(0);
        Assert.assertEquals(LogLocation.VERSION_1, logLocation.getFrameworkVersion());
        Assert.assertTrue(logLocation.getLocation().exists());
        CloseableIterator<LogEvent> logEventCloseableIterator = logLocation.readLog(Filter.EMPTY_FILTER, 0, Long.MAX_VALUE, Integer.MAX_VALUE);
        int logCount = 0;
        while (logEventCloseableIterator.hasNext()) {
            logCount++;
            LogEvent logEvent = logEventCloseableIterator.next();
            Assert.assertEquals(event.getMessage(), logEvent.getLoggingEvent().getMessage());
        }
        logEventCloseableIterator.close();
        Assert.assertEquals(1, logCount);
        // checking permission
        String expectedPermissions = "rw-------";
        for (LogLocation file : files) {
            Location location = file.getLocation();
            Assert.assertEquals(expectedPermissions, location.getPermissions());
        }
    } catch (Exception e) {
        Assert.fail();
    }
}

Example 7 with LogEvent

use of co.cask.cdap.logging.read.LogEvent in project cdap by caskdata.

the class CDAPLogAppenderTest method assertLogEventDetails.

private void assertLogEventDetails(LoggingEvent expectedLoggingEvent, LogLocation logLocation) throws IOException {
    Assert.assertEquals(LogLocation.VERSION_1, logLocation.getFrameworkVersion());
    Assert.assertTrue(logLocation.getLocation().exists());
    CloseableIterator<LogEvent> logEventCloseableIterator = logLocation.readLog(Filter.EMPTY_FILTER, 0, Long.MAX_VALUE, Integer.MAX_VALUE);
    int logCount = 0;
    while (logEventCloseableIterator.hasNext()) {
        logCount++;
        LogEvent logEvent = logEventCloseableIterator.next();
        Assert.assertEquals(expectedLoggingEvent.getMessage(), logEvent.getLoggingEvent().getMessage());
    }
    logEventCloseableIterator.close();
    Assert.assertEquals(1, logCount);
}

Example 8 with LogEvent

use of co.cask.cdap.logging.read.LogEvent 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 9 with LogEvent

use of co.cask.cdap.logging.read.LogEvent in project cdap by caskdata.

the class LogLocation method readToEndSyncPosition.

/**
   *  Read current block in Avro file from current block sync marker to next block sync marker
   */
private List<LogEvent> readToEndSyncPosition(DataFileReader<GenericRecord> dataFileReader, Filter logFilter, long fromTimeMs, long endSyncPosition) throws IOException {
    List<LogEvent> logSegment = new ArrayList<>();
    long currentSyncPosition = dataFileReader.previousSync();
    // or read until endSyncPosition has been reached
    while (dataFileReader.hasNext() && (endSyncPosition == -1 || (currentSyncPosition < endSyncPosition))) {
        ILoggingEvent loggingEvent = new LoggingEvent(dataFileReader.next());
        loggingEvent.prepareForDeferredProcessing();
        // Stop when reached fromTimeMs
        if (loggingEvent.getTimeStamp() > fromTimeMs) {
            break;
        }
        if (logFilter.match(loggingEvent)) {
            logSegment.add(new LogEvent(loggingEvent, new LogOffset(LogOffset.INVALID_KAFKA_OFFSET, loggingEvent.getTimeStamp())));
        }
        currentSyncPosition = dataFileReader.previousSync();
    }
    return logSegment;
}

Example 10 with LogEvent

use of co.cask.cdap.logging.read.LogEvent in project cdap by caskdata.

the class MockLogReader method getLog.

@Override
public CloseableIterator<LogEvent> getLog(LoggingContext loggingContext, long fromTimeMs, long toTimeMs, Filter filter) {
    CollectingCallback collectingCallback = new CollectingCallback();
    // since its just for test case, we don't need to lazily read logs (which is the purpose of returning an Iterator)
    long fromOffset = getOffset(fromTimeMs / 1000);
    long toOffset = getOffset(toTimeMs / 1000);
    getLogNext(loggingContext, new ReadRange(fromTimeMs, toTimeMs, fromOffset), (int) (toOffset - fromOffset), filter, collectingCallback);
    final Iterator<LogEvent> iterator = collectingCallback.getLogEvents().iterator();
    return new CloseableIterator<LogEvent>() {

        @Override
        public boolean hasNext() {
            return iterator.hasNext();
        }

        @Override
        public LogEvent next() {
            return iterator.next();
        }

        @Override
        public void remove() {
            iterator.remove();
        }

        @Override
        public void close() {
        // no-op
        }
    };
}