Examples with FileMetaDataReader co.cask.cdap.logging.meta.FileMetaDataReader used on opensource projects

Example 6 with FileMetaDataReader

use of co.cask.cdap.logging.meta.FileMetaDataReader in project cdap by caskdata.

the class CDAPLogAppenderTest method testCDAPLogAppenderRotation.

@Test
public void testCDAPLogAppenderRotation() throws Exception {
    int syncInterval = 1024 * 1024;
    FileMetaDataReader fileMetaDataReader = injector.getInstance(FileMetaDataReader.class);
    CDAPLogAppender cdapLogAppender = new CDAPLogAppender();
    AppenderContext context = new LocalAppenderContext(injector.getInstance(DatasetFramework.class), injector.getInstance(TransactionSystemClient.class), injector.getInstance(LocationFactory.class), new NoOpMetricsCollectionService());
    context.start();
    cdapLogAppender.setSyncIntervalBytes(syncInterval);
    cdapLogAppender.setMaxFileLifetimeMs(500);
    cdapLogAppender.setMaxFileSizeInBytes(104857600);
    cdapLogAppender.setDirPermissions("750");
    cdapLogAppender.setFilePermissions("640");
    cdapLogAppender.setFileRetentionDurationDays(1);
    cdapLogAppender.setLogCleanupIntervalMins(10);
    cdapLogAppender.setFileCleanupTransactionTimeout(30);
    cdapLogAppender.setContext(context);
    cdapLogAppender.start();
    Map<String, String> properties = new HashMap<>();
    properties.put(NamespaceLoggingContext.TAG_NAMESPACE_ID, "testTimeRotation");
    properties.put(ApplicationLoggingContext.TAG_APPLICATION_ID, "testApp");
    properties.put(FlowletLoggingContext.TAG_FLOW_ID, "testFlow");
    properties.put(FlowletLoggingContext.TAG_FLOWLET_ID, "testFlowlet");
    long currentTimeMillisEvent1 = System.currentTimeMillis();
    LoggingEvent event1 = getLoggingEvent("co.cask.Test1", (ch.qos.logback.classic.Logger) LoggerFactory.getLogger(Logger.ROOT_LOGGER_NAME), Level.ERROR, "test message 1", properties);
    event1.setTimeStamp(currentTimeMillisEvent1);
    cdapLogAppender.doAppend(event1);
    // Pause pass the max file lifetime ms
    TimeUnit.MILLISECONDS.sleep(500);
    long currentTimeMillisEvent2 = System.currentTimeMillis();
    LoggingEvent event2 = getLoggingEvent("co.cask.Test2", (ch.qos.logback.classic.Logger) LoggerFactory.getLogger(Logger.ROOT_LOGGER_NAME), Level.ERROR, "test message 2", properties);
    event2.setTimeStamp(currentTimeMillisEvent1 + 1000);
    cdapLogAppender.doAppend(event2);
    cdapLogAppender.stop();
    context.stop();
    try {
        List<LogLocation> files = fileMetaDataReader.listFiles(cdapLogAppender.getLoggingPath(properties), 0, Long.MAX_VALUE);
        Assert.assertEquals(2, files.size());
        assertLogEventDetails(event1, files.get(0));
        assertLogEventDetails(event2, files.get(1));
        Assert.assertEquals(currentTimeMillisEvent1, files.get(0).getEventTimeMs());
        Assert.assertEquals(currentTimeMillisEvent1 + 1000, files.get(1).getEventTimeMs());
        Assert.assertTrue(files.get(0).getFileCreationTimeMs() >= currentTimeMillisEvent1);
        Assert.assertTrue(files.get(1).getFileCreationTimeMs() >= currentTimeMillisEvent2);
        // checking permission
        String expectedPermissions = "rw-r-----";
        for (LogLocation file : files) {
            Location location = file.getLocation();
            Assert.assertEquals(expectedPermissions, location.getPermissions());
        }
    } catch (Exception e) {
        Assert.fail();
    }
}

Example 7 with FileMetaDataReader

use of co.cask.cdap.logging.meta.FileMetaDataReader in project cdap by caskdata.

the class FileMetadataCleanerTest method testScanAndDeleteOldMetadata.

@Test
public void testScanAndDeleteOldMetadata() throws Exception {
    // use file meta data manager to write meta data in old format
    // use file meta writer to write meta data in new format
    // scan for old files and make sure we only get the old meta data entries.
    DatasetFramework datasetFramework = injector.getInstance(DatasetFramework.class);
    DatasetManager datasetManager = new DefaultDatasetManager(datasetFramework, NamespaceId.SYSTEM, co.cask.cdap.common.service.RetryStrategies.noRetry());
    Transactional transactional = Transactions.createTransactionalWithRetry(Transactions.createTransactional(new MultiThreadDatasetCache(new SystemDatasetInstantiator(datasetFramework), injector.getInstance(TransactionSystemClient.class), NamespaceId.SYSTEM, ImmutableMap.<String, String>of(), null, null)), RetryStrategies.retryOnConflict(20, 100));
    FileMetaDataWriter fileMetaDataWriter = new FileMetaDataWriter(datasetManager, transactional);
    FileMetaDataManager fileMetaDataManager = injector.getInstance(FileMetaDataManager.class);
    LoggingContext flowContext = LoggingContextHelper.getLoggingContext("testNs", "testApp", "testFlow", ProgramType.FLOW);
    long eventTimestamp = System.currentTimeMillis();
    LocationFactory locationFactory = injector.getInstance(LocationFactory.class);
    Location testLocation = locationFactory.create("testFile");
    try {
        // write 50 entries in old format
        for (int i = 0; i < 50; i++) {
            fileMetaDataManager.writeMetaData(flowContext, eventTimestamp + i, testLocation);
        }
        LoggingContext wflowContext = LoggingContextHelper.getLoggingContext("testNs", "testApp", "testWflow", ProgramType.WORKFLOW);
        fileMetaDataManager.writeMetaData(wflowContext, eventTimestamp, testLocation);
        LoggingContext mrContext = LoggingContextHelper.getLoggingContext("testNs", "testApp", "testMR", ProgramType.MAPREDUCE);
        fileMetaDataManager.writeMetaData(mrContext, eventTimestamp, testLocation);
        LoggingContext sparkContext = LoggingContextHelper.getLoggingContext("testNs", "testApp", "testSpark", ProgramType.SPARK);
        fileMetaDataManager.writeMetaData(sparkContext, eventTimestamp, testLocation);
        // write 50 entries in new format
        long newEventTime = eventTimestamp + 1000;
        long currentTime = newEventTime + 1000;
        LogPathIdentifier logPathIdentifier = new LogPathIdentifier("testNs", "testApp", "testFlow");
        for (int i = 50; i < 100; i++) {
            fileMetaDataWriter.writeMetaData(logPathIdentifier, newEventTime + i, currentTime + i, testLocation);
        }
        FileMetaDataReader fileMetaDataReader = injector.getInstance(FileMetaDataReader.class);
        Assert.assertEquals(50, fileMetaDataReader.listFiles(LoggingContextHelper.getLogPathIdentifier(flowContext), eventTimestamp - 1, eventTimestamp + 100).size());
        Assert.assertEquals(1, fileMetaDataReader.listFiles(LoggingContextHelper.getLogPathIdentifier(wflowContext), eventTimestamp - 1, eventTimestamp + 100).size());
        Assert.assertEquals(1, fileMetaDataReader.listFiles(LoggingContextHelper.getLogPathIdentifier(mrContext), eventTimestamp - 1, eventTimestamp + 100).size());
        Assert.assertEquals(1, fileMetaDataReader.listFiles(LoggingContextHelper.getLogPathIdentifier(sparkContext), eventTimestamp - 1, eventTimestamp + 100).size());
        FileMetadataCleaner fileMetadataCleaner = new FileMetadataCleaner(datasetManager, transactional);
        fileMetadataCleaner.scanAndDeleteOldMetaData(TRANSACTION_TIMEOUT, CUTOFF_TIME_TRANSACTION);
        // deleted all old metadata
        Assert.assertEquals(0, fileMetaDataReader.listFiles(logPathIdentifier, eventTimestamp - 1, eventTimestamp + 100).size());
        Assert.assertEquals(0, fileMetaDataReader.listFiles(LoggingContextHelper.getLogPathIdentifier(wflowContext), eventTimestamp - 1, eventTimestamp + 100).size());
        Assert.assertEquals(0, fileMetaDataReader.listFiles(LoggingContextHelper.getLogPathIdentifier(mrContext), eventTimestamp - 1, eventTimestamp + 100).size());
        Assert.assertEquals(0, fileMetaDataReader.listFiles(LoggingContextHelper.getLogPathIdentifier(sparkContext), eventTimestamp - 1, eventTimestamp + 100).size());
    } finally {
        // cleanup meta
        cleanupMetadata(transactional, datasetManager);
    }
}

Example 8 with FileMetaDataReader

use of co.cask.cdap.logging.meta.FileMetaDataReader in project cdap by caskdata.

the class FileMetadataCleanerTest method testFileMetadataWithCommonContextPrefix.

@Test
public void testFileMetadataWithCommonContextPrefix() throws Exception {
    DatasetFramework datasetFramework = injector.getInstance(DatasetFramework.class);
    DatasetManager datasetManager = new DefaultDatasetManager(datasetFramework, NamespaceId.SYSTEM, co.cask.cdap.common.service.RetryStrategies.noRetry());
    Transactional transactional = Transactions.createTransactionalWithRetry(Transactions.createTransactional(new MultiThreadDatasetCache(new SystemDatasetInstantiator(datasetFramework), injector.getInstance(TransactionSystemClient.class), NamespaceId.SYSTEM, ImmutableMap.<String, String>of(), null, null)), RetryStrategies.retryOnConflict(20, 100));
    FileMetaDataWriter fileMetaDataWriter = new FileMetaDataWriter(datasetManager, transactional);
    FileMetaDataReader fileMetadataReader = injector.getInstance(FileMetaDataReader.class);
    FileMetadataCleaner fileMetadataCleaner = new FileMetadataCleaner(datasetManager, transactional);
    try {
        List<LogPathIdentifier> logPathIdentifiers = new ArrayList<>();
        // this should be able to scan and delete common prefix programs like testFlow1, testFlow10 during clenaup.
        for (int i = 1; i <= 20; i++) {
            logPathIdentifiers.add(new LogPathIdentifier(NamespaceId.DEFAULT.getNamespace(), "testApp", String.format("testFlow%s", i)));
        }
        LocationFactory locationFactory = injector.getInstance(LocationFactory.class);
        Location location = locationFactory.create(TMP_FOLDER.newFolder().getPath()).append("/logs");
        long currentTime = System.currentTimeMillis();
        long newCurrentTime = currentTime + 100;
        for (int i = 1; i <= 20; i++) {
            LogPathIdentifier identifier = logPathIdentifiers.get(i - 1);
            for (int j = 0; j < 10; j++) {
                fileMetaDataWriter.writeMetaData(identifier, newCurrentTime + j, newCurrentTime + j, location.append("testFileNew" + Integer.toString(j)));
            }
        }
        List<LogLocation> locations;
        for (int i = 1; i <= 20; i++) {
            locations = fileMetadataReader.listFiles(logPathIdentifiers.get(i - 1), newCurrentTime, newCurrentTime + 10);
            // should include files from currentTime (0..9)
            Assert.assertEquals(10, locations.size());
        }
        long tillTime = newCurrentTime + 4;
        List<FileMetadataCleaner.DeletedEntry> deleteEntries = fileMetadataCleaner.scanAndGetFilesToDelete(tillTime, TRANSACTION_TIMEOUT);
        // 20 context, 5 entries each
        Assert.assertEquals(100, deleteEntries.size());
        for (int i = 1; i <= 20; i++) {
            locations = fileMetadataReader.listFiles(logPathIdentifiers.get(i - 1), newCurrentTime, newCurrentTime + 10);
            // should include files from time (5..9)
            Assert.assertEquals(5, locations.size());
            int startIndex = 5;
            for (LogLocation logLocation : locations) {
                Assert.assertEquals(String.format("testFileNew%s", startIndex), logLocation.getLocation().getName());
                startIndex++;
            }
        }
    } finally {
        // cleanup meta
        cleanupMetadata(transactional, datasetManager);
    }
}

Example 9 with FileMetaDataReader

use of co.cask.cdap.logging.meta.FileMetaDataReader in project cdap by caskdata.

the class LogCleanerTest method testLogCleanup.

@Test
public void testLogCleanup() throws Exception {
    // use file meta data manager to write meta data in old format
    // use file meta writer to write meta data in new format
    // scan for old files and make sure we only get the old meta data entries.
    DatasetFramework datasetFramework = injector.getInstance(DatasetFramework.class);
    DatasetManager datasetManager = new DefaultDatasetManager(datasetFramework, NamespaceId.SYSTEM, co.cask.cdap.common.service.RetryStrategies.noRetry());
    Transactional transactional = Transactions.createTransactionalWithRetry(Transactions.createTransactional(new MultiThreadDatasetCache(new SystemDatasetInstantiator(datasetFramework), injector.getInstance(TransactionSystemClient.class), NamespaceId.SYSTEM, ImmutableMap.<String, String>of(), null, null)), RetryStrategies.retryOnConflict(20, 100));
    FileMetadataCleaner fileMetadataCleaner = new FileMetadataCleaner(datasetManager, transactional);
    LocationFactory locationFactory = injector.getInstance(LocationFactory.class);
    long currentTime = System.currentTimeMillis();
    LogPathIdentifier logPathIdentifier = new LogPathIdentifier("testNs", "testApp", "testEntity");
    FileMetaDataWriter fileMetaDataWriter = new FileMetaDataWriter(datasetManager, transactional);
    long startTime = currentTime - 5000;
    Location dirLocation = locationFactory.create("logs");
    dirLocation.mkdirs();
    // create 20 files, add them in past time range
    for (int i = 0; i < 20; i++) {
        Location location = dirLocation.append("test" + i);
        location.createNew();
        fileMetaDataWriter.writeMetaData(logPathIdentifier, startTime + i, startTime + i, location);
    }
    Assert.assertEquals(20, dirLocation.list().size());
    LogCleaner logCleaner = new LogCleaner(fileMetadataCleaner, locationFactory, 100, 60);
    logCleaner.run();
    FileMetaDataReader fileMetaDataReader = injector.getInstance(FileMetaDataReader.class);
    // all meta data should be deleted
    Assert.assertEquals(0, fileMetaDataReader.listFiles(logPathIdentifier, 0, System.currentTimeMillis()).size());
// we are not asserting file existence as the delete could fail and we don't guarantee file deletion.
}