Package org.apache.avro.ipc

Examples of org.apache.avro.ipc.Server

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      LoadBalancedAvroHandler s = new LoadBalancedAvroHandler();
      hosts.add(s);
      if(i == 1) {
        s.setFailed();
      }
      Server srv = RpcTestUtils.startServer(s);
      servers.add(srv);
      String name = "h" + i;
      p.put("hosts." + name, "127.0.0.1:" + srv.getPort());
      hostList.append(name).append(" ");
    }
    p.put("hosts", hostList.toString().trim());
    p.put("client.type", "default_loadbalance");
    p.put("host-selector", "round_robin");
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      LoadBalancedAvroHandler s = new LoadBalancedAvroHandler();
      hosts.add(s);
      if (i == 1) {
        s.setFailed();
      }
      Server srv = RpcTestUtils.startServer(s);
      servers.add(srv);
      String name = "h" + i;
      p.put("hosts." + name, "127.0.0.1:" + srv.getPort());
      hostList.append(name).append(" ");
    }
    p.put("hosts", hostList.toString().trim());
    p.put("client.type", "default_loadbalance");
    p.put("host-selector", "round_robin");
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   * @throws EventDeliveryException
   */
  public static void handlerSimpleAppendTest(AvroSourceProtocol handler)
      throws FlumeException, EventDeliveryException {
    NettyAvroRpcClient client = null;
    Server server = startServer(handler);
    try {
      client = getStockLocalClient(server.getPort());
      boolean isActive = client.isActive();
      Assert.assertTrue("Client should be active", isActive);
      client.append(EventBuilder.withBody("wheee!!!", Charset.forName("UTF8")));
    } finally {
      stopServer(server);
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   * @throws EventDeliveryException
   */
  public static void handlerBatchAppendTest(AvroSourceProtocol handler)
      throws FlumeException, EventDeliveryException {
    NettyAvroRpcClient client = null;
    Server server = startServer(handler);
    try {
      client = getStockLocalClient(server.getPort());
      boolean isActive = client.isActive();
      Assert.assertTrue("Client should be active", isActive);

      int batchSize = client.getBatchSize();
      List<Event> events = new ArrayList<Event>();
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   * Start a NettyServer, wait a moment for it to spin up, and return it.
   */
  public static Server startServer(AvroSourceProtocol handler, int port) {
    Responder responder = new SpecificResponder(AvroSourceProtocol.class,
        handler);
    Server server = new NettyServer(responder,
        new InetSocketAddress(localhost, port));
    server.start();
    logger.info("Server started on hostname: {}, port: {}",
        new Object[] { localhost, Integer.toString(server.getPort()) });

    try {

      Thread.sleep(300L);

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  @Test
  public void testLifecycle() throws InterruptedException,
      InstantiationException, IllegalAccessException {
    setUp();
    Server server = createServer(new MockAvroServer());

    server.start();

    sink.start();
    Assert.assertTrue(LifecycleController.waitForOneOf(sink,
        LifecycleState.START_OR_ERROR, 5000));

    sink.stop();
    Assert.assertTrue(LifecycleController.waitForOneOf(sink,
        LifecycleState.STOP_OR_ERROR, 5000));

    server.close();
  }
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  public void testProcess() throws InterruptedException,
      EventDeliveryException, InstantiationException, IllegalAccessException {
    setUp();

    Event event = EventBuilder.withBody("test event 1", Charsets.UTF_8);
    Server server = createServer(new MockAvroServer());

    server.start();

    sink.start();
    Assert.assertTrue(LifecycleController.waitForOneOf(sink,
        LifecycleState.START_OR_ERROR, 5000));

    Transaction transaction = channel.getTransaction();

    transaction.begin();
    for (int i = 0; i < 10; i++) {
      channel.put(event);
    }
    transaction.commit();
    transaction.close();

    for (int i = 0; i < 5; i++) {
      Sink.Status status = sink.process();
      Assert.assertEquals(Sink.Status.READY, status);
    }

    Assert.assertEquals(Sink.Status.BACKOFF, sink.process());

    sink.stop();
    Assert.assertTrue(LifecycleController.waitForOneOf(sink,
        LifecycleState.STOP_OR_ERROR, 5000));

    server.close();
  }
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  public void testTimeout() throws InterruptedException,
      EventDeliveryException, InstantiationException, IllegalAccessException {
    setUp();
    Event event = EventBuilder.withBody("foo", Charsets.UTF_8);
    AtomicLong delay = new AtomicLong();
    Server server = createServer(new DelayMockAvroServer(delay));
    server.start();
    sink.start();
    Assert.assertTrue(LifecycleController.waitForOneOf(sink,
        LifecycleState.START_OR_ERROR, 5000));

    Transaction txn = channel.getTransaction();
    txn.begin();
    for (int i = 0; i < 4; i++) {
      channel.put(event);
    }
    txn.commit();
    txn.close();

    // should throw EventDeliveryException due to connect timeout
    delay.set(3000L); // because connect-timeout = 2000
    boolean threw = false;
    try {
      sink.process();
    } catch (EventDeliveryException ex) {
      logger.info("Correctly threw due to connect timeout. Exception follows.",
          ex);
      threw = true;
    }

    Assert.assertTrue("Must throw due to connect timeout", threw);

    // now, allow the connect handshake to occur
    delay.set(0);
    sink.process();

    // should throw another EventDeliveryException due to request timeout
    delay.set(4000L); // because request-timeout = 3000
    threw = false;
    try {
      sink.process();
    } catch (EventDeliveryException ex) {
      logger.info("Correctly threw due to request timeout. Exception follows.",
          ex);
      threw = true;
    }

    Assert.assertTrue("Must throw due to request timeout", threw);

    sink.stop();
    Assert.assertTrue(LifecycleController.waitForOneOf(sink,
        LifecycleState.STOP_OR_ERROR, 5000));
    server.close();
  }
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      EventDeliveryException, InstantiationException, IllegalAccessException {

    setUp();
    Event event = EventBuilder.withBody("test event 1",
        Charset.forName("UTF8"));
    Server server = createServer(new MockAvroServer());

    server.start();
    sink.start();
    Assert.assertTrue(LifecycleController.waitForOneOf(sink,
        LifecycleState.START_OR_ERROR, 5000));

    Thread.sleep(500L); // let socket startup
    server.close();
    Thread.sleep(500L); // sleep a little to allow close occur

    Transaction transaction = channel.getTransaction();

    transaction.begin();
    for (int i = 0; i < 10; i++) {
      channel.put(event);
    }
    transaction.commit();
    transaction.close();

    for (int i = 0; i < 5; i++) {
      boolean threwException = false;
      try {
        sink.process();
      } catch (EventDeliveryException e) {
        threwException = true;
      }
      Assert.assertTrue("Must throw EventDeliveryException if disconnected",
          threwException);
    }

    server = createServer(new MockAvroServer());
    server.start();

    for (int i = 0; i < 5; i++) {
      Sink.Status status = sink.process();
      Assert.assertEquals(Sink.Status.READY, status);
    }

    Assert.assertEquals(Sink.Status.BACKOFF, sink.process());

    sink.stop();
    Assert.assertTrue(LifecycleController.waitForOneOf(sink,
        LifecycleState.STOP_OR_ERROR, 5000));
    server.close();
  }
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  @Test
  public void testReset() throws Exception {

    setUp();
    Server server = createServer(new MockAvroServer());

    server.start();

    Context context = new Context();

    context.put("hostname", hostname);
    context.put("port", String.valueOf(port));
    context.put("batch-size", String.valueOf(2));
    context.put("connect-timeout", String.valueOf(2000L));
    context.put("request-timeout", String.valueOf(3000L));
    context.put("reset-connection-interval", String.valueOf("5"));

    sink.setChannel(channel);
    Configurables.configure(sink, context);
    sink.start();
    RpcClient firstClient = sink.getUnderlyingClient();
    Thread.sleep(6000);
    Transaction t = channel.getTransaction();
    t.begin();
    channel.put(EventBuilder.withBody("This is a test", Charset.defaultCharset()));
    t.commit();
    t.close();
    sink.process();
    // Make sure they are not the same object, connection should be reset
    Assert.assertFalse(firstClient == sink.getUnderlyingClient());
    sink.stop();

    context.put("hostname", hostname);
    context.put("port", String.valueOf(port));
    context.put("batch-size", String.valueOf(2));
    context.put("connect-timeout", String.valueOf(2000L));
    context.put("request-timeout", String.valueOf(3000L));
    context.put("reset-connection-interval", String.valueOf("0"));

    sink.setChannel(channel);
    Configurables.configure(sink, context);
    sink.start();
    firstClient = sink.getUnderlyingClient();
    Thread.sleep(6000);
    // Make sure they are the same object, since connection should not be reset
    Assert.assertTrue(firstClient == sink.getUnderlyingClient());
    sink.stop();

    context.clear();
    context.put("hostname", hostname);
    context.put("port", String.valueOf(port));
    context.put("batch-size", String.valueOf(2));
    context.put("connect-timeout", String.valueOf(2000L));
    context.put("request-timeout", String.valueOf(3000L));

    sink.setChannel(channel);
    Configurables.configure(sink, context);
    sink.start();
    firstClient = sink.getUnderlyingClient();
    Thread.sleep(6000);
    // Make sure they are the same object, since connection should not be reset
    Assert.assertTrue(firstClient == sink.getUnderlyingClient());
    sink.stop();
    server.close();
  }
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Related Classes of org.apache.avro.ipc.Server

  • org.apache.camel.component.avro.AvroListener
  • org.apache.flume.api.RpcTestUtils
  • org.apache.flume.api.TestFailoverRpcClient
  • org.apache.flume.api.TestLoadBalancingRpcClient
  • org.apache.flume.api.TestNettyAvroRpcClient
  • org.apache.flume.api.TestRpcClientFactory
  • org.apache.flume.sink.TestAvroSink
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