Examples with StreamWriter co.cask.cdap.client.StreamWriter used on opensource projects

Example 6 with StreamWriter

use of co.cask.cdap.client.StreamWriter in project cdap-ingest by caskdata.

the class PipeManager method setupPipes.

/**
   * Pipes setup
   *
   * @throws IOException in case a client stream cannot be created
   */
private ServiceManager setupPipes() throws IOException {
    StreamClient client = null;
    StreamWriter writer = null;
    try {
        List<PipeConfiguration> pipeConfList = getPipeConfigs();
        for (PipeConfiguration pipeConf : pipeConfList) {
            FileTailerQueue queue = new FileTailerQueue(pipeConf.getQueueSize());
            client = pipeConf.getSinkConfiguration().getStreamClient();
            String streamName = pipeConf.getSinkConfiguration().getStreamName();
            writer = getStreamWriterForPipe(client, streamName);
            FileTailerStateProcessor stateProcessor = new FileTailerStateProcessorImpl(pipeConf.getDaemonDir(), pipeConf.getStateFile());
            FileTailerMetricsProcessor metricsProcessor = new FileTailerMetricsProcessor(pipeConf.getDaemonDir(), pipeConf.getStatisticsFile(), pipeConf.getStatisticsSleepInterval(), pipeConf.getPipeName(), pipeConf.getSourceConfiguration().getFileName());
            pipeList.add(new Pipe(new LogTailer(pipeConf, queue, stateProcessor, metricsProcessor, null), new FileTailerSink(queue, writer, SinkStrategy.LOADBALANCE, stateProcessor, metricsProcessor, null, pipeConf.getSinkConfiguration().getPackSize()), metricsProcessor));
            client = null;
            writer = null;
        }
        return new ServiceManager(pipeList);
    } catch (ConfigurationLoadingException e) {
        throw new ConfigurationLoadingException("Error during loading configuration from file: " + confFile.getAbsolutePath() + e.getMessage());
    } finally {
        if (client != null) {
            client.close();
        }
        if (writer != null) {
            writer.close();
        }
    }
}

Example 7 with StreamWriter

use of co.cask.cdap.client.StreamWriter in project cdap-ingest by caskdata.

the class PollingListenerImpl method setupPipe.

/**
   * Pipe setup
   *
   * @throws IOException if can not setup pipe
   */
private Pipe setupPipe(File file) throws IOException {
    PipeConfiguration pipeConfiguration = observerConf.getPipeConfiguration(file.getName());
    FileTailerQueue queue = new FileTailerQueue(pipeConfiguration.getQueueSize());
    StreamWriter writer = getStreamWriterForPipe(pipeConfiguration);
    FileTailerStateProcessor stateProcessor = new FileTailerStateProcessorImpl(observerConf.getDaemonDir(), pipeConfiguration.getStateFile());
    PipeListener pipeListener = new PipeListenerImpl(pipeConfiguration.getSourceConfiguration().getWorkDir(), file.getAbsolutePath(), observerConf.getDaemonDir() + "/" + pipeConfiguration.getStateFile());
    Pipe pipe = new Pipe(new LogTailer(pipeConfiguration, queue, stateProcessor, metricsProcessor, pipeListener), new FileTailerSink(queue, writer, SinkStrategy.LOADBALANCE, stateProcessor, metricsProcessor, pipeListener, pipeConfiguration.getSinkConfiguration().getPackSize()));
    pipeListener.setPipe(pipe);
    return pipe;
}

Example 8 with StreamWriter

use of co.cask.cdap.client.StreamWriter in project cdap-ingest by caskdata.

the class FileTailerSinkTest method basicTestWithCustomPackSize.

@Test
public void basicTestWithCustomPackSize() throws Exception {
    FileTailerStateProcessor stateProcessor = Mockito.mock(FileTailerStateProcessor.class);
    FileTailerMetricsProcessor metricsProcessor = Mockito.mock(FileTailerMetricsProcessor.class);
    FileTailerQueue queue = new FileTailerQueue(DEFAULT_QUEUE_SIZE);
    StreamWriter writerMock = getDummyStreamWriter();
    FileTailerSink sink = new FileTailerSink(queue, writerMock, SinkStrategy.LOADBALANCE, stateProcessor, metricsProcessor, null, CUSTOM_PACK_SIZE);
    try {
        sink.startAsync();
        for (int i = 0; i < TEST_EVENTS_SIZE; i++) {
            queue.put(new FileTailerEvent(new FileTailerState("file", 0L, 42, 0L), "test", Charset.defaultCharset()));
        }
        Mockito.verify(writerMock, Mockito.timeout(10000).times(TEST_EVENTS_SIZE)).write("test", Charset.defaultCharset());
    } finally {
        sink.stopAsync();
    }
}

Example 9 with StreamWriter

use of co.cask.cdap.client.StreamWriter in project cdap-ingest by caskdata.

the class FileTailerSinkTest method getDummyStreamWriter.

private StreamWriter getDummyStreamWriter() {
    StreamWriter writerMock = Mockito.mock(StreamWriter.class);
    Mockito.when(writerMock.write("test", Charset.defaultCharset())).thenReturn(Futures.immediateFuture((Void) null));
    return writerMock;
}

Example 10 with StreamWriter

use of co.cask.cdap.client.StreamWriter in project cdap-ingest by caskdata.

the class FileTailerIT method mockMetricsProcessor.

private void mockMetricsProcessor(PipeManager manager) throws IOException, NoSuchMethodException, InvocationTargetException, IllegalAccessException, NoSuchFieldException {
    List<Pipe> pipeList = new ArrayList<Pipe>();
    StreamClient client = null;
    StreamWriter writer = null;
    try {
        Method method1 = manager.getClass().getDeclaredMethod("getPipeConfigs");
        method1.setAccessible(true);
        List<PipeConfiguration> pipeConfList = (List<PipeConfiguration>) method1.invoke(manager);
        for (PipeConfiguration pipeConf : pipeConfList) {
            FileTailerQueue queue = new FileTailerQueue(pipeConf.getQueueSize());
            client = pipeConf.getSinkConfiguration().getStreamClient();
            String streamName = pipeConf.getSinkConfiguration().getStreamName();
            Method method2 = manager.getClass().getDeclaredMethod("getStreamWriterForPipe", StreamClient.class, String.class);
            method2.setAccessible(true);
            writer = (StreamWriter) method2.invoke(manager, client, streamName);
            FileTailerStateProcessor stateProcessor = new FileTailerStateProcessorImpl(pipeConf.getDaemonDir(), pipeConf.getStateFile());
            FileTailerMetricsProcessor metricsProcessor = new FileTailerMetricsProcessor(pipeConf.getDaemonDir(), pipeConf.getStatisticsFile(), pipeConf.getStatisticsSleepInterval(), pipeConf.getPipeName(), pipeConf.getSourceConfiguration().getFileName()) {

                @Override
                public void onReadEventMetric(int eventSize) {
                    super.onReadEventMetric(eventSize);
                    read.incrementAndGet();
                }

                @Override
                public void onIngestEventMetric(int latency) {
                    super.onIngestEventMetric(latency);
                    ingest.incrementAndGet();
                }
            };
            pipeList.add(new Pipe(new LogTailer(pipeConf, queue, stateProcessor, metricsProcessor, null), new FileTailerSink(queue, writer, SinkStrategy.LOADBALANCE, stateProcessor, metricsProcessor, null, pipeConf.getSinkConfiguration().getPackSize()), metricsProcessor));
            client = null;
            writer = null;
        }
        Field field = manager.getClass().getDeclaredField("serviceManager");
        field.setAccessible(true);
        Field modifiersField = Field.class.getDeclaredField("modifiers");
        modifiersField.setAccessible(true);
        modifiersField.setInt(field, field.getModifiers() & ~Modifier.FINAL);
        field.set(manager, new ServiceManager(pipeList));
    } finally {
        if (client != null) {
            client.close();
        }
        if (writer != null) {
            writer.close();
        }
    }
}