Package org.apache.hadoop.ipc

Examples of org.apache.hadoop.ipc.Server$Handler

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    conf.set(YarnConfiguration.IPC_RPC_IMPL, HadoopYarnProtoRPC.class
        .getName());
    YarnRPC rpc = YarnRPC.create(conf);
    String bindAddr = "localhost:0";
    InetSocketAddress addr = NetUtils.createSocketAddr(bindAddr);
    Server server = rpc.getServer(ContainerManagementProtocol.class,
        new DummyContainerManager(), addr, conf, null, 1);
    server.start();

    // Any unrelated protocol would do
    ApplicationClientProtocol proxy = (ApplicationClientProtocol) rpc.getProxy(
        ApplicationClientProtocol.class, NetUtils.getConnectAddress(server), conf);
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    Configuration conf = new Configuration();
    conf.set(YarnConfiguration.IPC_RPC_IMPL, rpcClass);
    YarnRPC rpc = YarnRPC.create(conf);
    String bindAddr = "localhost:0";
    InetSocketAddress addr = NetUtils.createSocketAddr(bindAddr);
    Server server = rpc.getServer(ContainerManagementProtocol.class,
            new DummyContainerManager(), addr, conf, null, 1);
    server.start();
    RPC.setProtocolEngine(conf, ContainerManagementProtocolPB.class, ProtobufRpcEngine.class);
    ContainerManagementProtocol proxy = (ContainerManagementProtocol)
        rpc.getProxy(ContainerManagementProtocol.class,
            NetUtils.getConnectAddress(server), conf);
    ContainerLaunchContext containerLaunchContext =
        recordFactory.newRecordInstance(ContainerLaunchContext.class);

    ApplicationId applicationId = ApplicationId.newInstance(0, 0);
    ApplicationAttemptId applicationAttemptId =
        ApplicationAttemptId.newInstance(applicationId, 0);
    ContainerId containerId =
        ContainerId.newInstance(applicationAttemptId, 100);
    NodeId nodeId = NodeId.newInstance("localhost", 1234);
    Resource resource = Resource.newInstance(1234, 2);
    ContainerTokenIdentifier containerTokenIdentifier =
        new ContainerTokenIdentifier(containerId, "localhost", "user",
          resource, System.currentTimeMillis() + 10000, 42, 42,
          Priority.newInstance(0), 0);
    Token containerToken = newContainerToken(nodeId, "password".getBytes(),
          containerTokenIdentifier);

    StartContainerRequest scRequest =
        StartContainerRequest.newInstance(containerLaunchContext,
          containerToken);
    List<StartContainerRequest> list = new ArrayList<StartContainerRequest>();
    list.add(scRequest);
    StartContainersRequest allRequests =
        StartContainersRequest.newInstance(list);
    proxy.startContainers(allRequests);

    List<ContainerId> containerIds = new ArrayList<ContainerId>();
    containerIds.add(containerId);
    GetContainerStatusesRequest gcsRequest =
        GetContainerStatusesRequest.newInstance(containerIds);
    GetContainerStatusesResponse response =
        proxy.getContainerStatuses(gcsRequest);
    List<ContainerStatus> statuses = response.getContainerStatuses();

    //test remote exception
    boolean exception = false;
    try {
      StopContainersRequest stopRequest =
          recordFactory.newRecordInstance(StopContainersRequest.class);
      stopRequest.setContainerIds(containerIds);
      proxy.stopContainers(stopRequest);
      } catch (YarnException e) {
      exception = true;
      Assert.assertTrue(e.getMessage().contains(EXCEPTION_MSG));
      Assert.assertTrue(e.getMessage().contains(EXCEPTION_CAUSE));
      System.out.println("Test Exception is " + e.getMessage());
    } catch (Exception ex) {
      ex.printStackTrace();
    }
    Assert.assertTrue(exception);
   
    server.stop();
    Assert.assertNotNull(statuses.get(0));
    Assert.assertEquals(ContainerState.RUNNING, statuses.get(0).getState());
  }
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  private void testPbServerFactory() {
    InetSocketAddress addr = new InetSocketAddress(0);
    Configuration conf = new Configuration();
    ApplicationMasterProtocol instance = new AMRMProtocolTestImpl();
    Server server = null;
    try {
      server =
        RpcServerFactoryPBImpl.get().getServer(
            ApplicationMasterProtocol.class, instance, addr, conf, null, 1);
      server.start();
    } catch (YarnRuntimeException e) {
      e.printStackTrace();
      Assert.fail("Failed to create server");
    } finally {
      if (server != null) {
        server.stop();
      }
    }
  }
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  private void testPbClientFactory() {
    InetSocketAddress addr = new InetSocketAddress(0);
    System.err.println(addr.getHostName() + addr.getPort());
    Configuration conf = new Configuration();
    ApplicationMasterProtocol instance = new AMRMProtocolTestImpl();
    Server server = null;
    try {
      server =
        RpcServerFactoryPBImpl.get().getServer(
            ApplicationMasterProtocol.class, instance, addr, conf, null, 1);
      server.start();
      System.err.println(server.getListenerAddress());
      System.err.println(NetUtils.getConnectAddress(server));

      ApplicationMasterProtocol amrmClient = null;
      try {
        amrmClient = (ApplicationMasterProtocol) RpcClientFactoryPBImpl.get().getClient(ApplicationMasterProtocol.class, 1, NetUtils.getConnectAddress(server), conf);
      } catch (YarnRuntimeException e) {
        e.printStackTrace();
        Assert.fail("Failed to create client");
      }
     
    } catch (YarnRuntimeException e) {
      e.printStackTrace();
      Assert.fail("Failed to create server");
    } finally {
      if (server != null) {
        server.stop();
      }
    }    
  }
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    conf.set(YarnConfiguration.IPC_RPC_IMPL, rpcClass);
    YarnRPC rpc = YarnRPC.create(conf);
    String bindAddr = "localhost:0";
    InetSocketAddress addr = NetUtils.createSocketAddr(bindAddr);
    Server server = rpc.getServer(ContainerManagementProtocol.class,
        new DummyContainerManager(), addr, conf, null, 1);
    server.start();
    try {

      ContainerManagementProtocol proxy = (ContainerManagementProtocol) rpc.getProxy(
          ContainerManagementProtocol.class,
          server.getListenerAddress(), conf);
      ContainerLaunchContext containerLaunchContext = recordFactory
          .newRecordInstance(ContainerLaunchContext.class);

      ApplicationId applicationId = ApplicationId.newInstance(0, 0);
      ApplicationAttemptId applicationAttemptId =
          ApplicationAttemptId.newInstance(applicationId, 0);
      ContainerId containerId =
          ContainerId.newInstance(applicationAttemptId, 100);
      NodeId nodeId = NodeId.newInstance("localhost", 1234);
      Resource resource = Resource.newInstance(1234, 2);
      ContainerTokenIdentifier containerTokenIdentifier =
          new ContainerTokenIdentifier(containerId, "localhost", "user",
            resource, System.currentTimeMillis() + 10000, 42, 42,
            Priority.newInstance(0), 0);
      Token containerToken =
          TestRPC.newContainerToken(nodeId, "password".getBytes(),
            containerTokenIdentifier);

      StartContainerRequest scRequest =
          StartContainerRequest.newInstance(containerLaunchContext,
            containerToken);
      List<StartContainerRequest> list = new ArrayList<StartContainerRequest>();
      list.add(scRequest);
      StartContainersRequest allRequests =
          StartContainersRequest.newInstance(list);
      try {
        proxy.startContainers(allRequests);
      } catch (Exception e) {
        LOG.info(StringUtils.stringifyException(e));
        Assert.assertEquals("Error, exception is not: "
            + SocketTimeoutException.class.getName(),
            SocketTimeoutException.class.getName(), e.getClass().getName());
        return;
      }
    } finally {
      server.stop();
    }

    Assert.fail("timeout exception should have occurred!");
  }
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   */
  @Test 
  public void testRMAuditLoggerWithIP() throws Exception {
    Configuration conf = new Configuration();
    // start the IPC server
    Server server = new RPC.Builder(conf).setProtocol(TestProtocol.class)
        .setInstance(new MyTestRPCServer()).setBindAddress("0.0.0.0")
        .setPort(0).setNumHandlers(5).setVerbose(true).build();
    server.start();

    InetSocketAddress addr = NetUtils.getConnectAddress(server);

    // Make a client connection and test the audit log
    TestProtocol proxy = (TestProtocol)RPC.getProxy(TestProtocol.class,
                           TestProtocol.versionID, addr, conf);
    // Start the testcase
    proxy.ping();

    server.stop();
  }
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    @Override
    protected void serviceStart() throws Exception {
      Configuration conf = getConfig();

      Server server;
      try {
        server =
            new RPC.Builder(conf)
              .setProtocol(CustomProtocol.class)
              .setNumHandlers(1)
              .setSecretManager(
                new ClientToAMTokenSecretManager(this.appAttemptId, secretKey))
              .setInstance(this).build();
      } catch (Exception e) {
        throw new YarnRuntimeException(e);
      }
      server.start();
      this.address = NetUtils.getConnectAddress(server);
      super.serviceStart();
    }
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   * Start up a server and ask it to sleep for n seconds. Make an
   * RPC to the server and set rpcTimeout to less than n and ensure
   * that socketTimeoutException is obtained
   */
  public void testClientDNProtocolTimeout() throws IOException {
    final Server server = new TestServer(1, true);
    server.start();

    final InetSocketAddress addr = NetUtils.getConnectAddress(server);
    DatanodeID fakeDnId = new DatanodeID(
        "localhost:" + addr.getPort(), "fake-storage", 0, addr.getPort());
    DatanodeInfo dnInfo = new DatanodeInfo(fakeDnId);

    LocatedBlock fakeBlock = new LocatedBlock(new Block(12345L), new DatanodeInfo[0]);

    ClientDatanodeProtocol proxy = null;

    try {
      proxy = DFSClient.createClientDatanodeProtocolProxy(dnInfo, conf,
          fakeBlock.getBlock(), fakeBlock.getBlockToken(), 500);

      fail ("Did not get expected exception: SocketTimeoutException");
    } catch (SocketTimeoutException e) {
      LOG.info("Got the expected Exception: SocketTimeoutException");
    } finally {
      if (proxy != null) {
        RPC.stopProxy(proxy);
      }
      server.stop();
    }
  }
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    BlockTokenSecretManager sm = new BlockTokenSecretManager(
        blockKeyUpdateInterval, blockTokenLifetime, 0, "fake-pool", null);
    Token<BlockTokenIdentifier> token = sm.generateToken(block3,
        EnumSet.allOf(BlockTokenSecretManager.AccessMode.class));

    final Server server = createMockDatanode(sm, token);

    server.start();

    final InetSocketAddress addr = NetUtils.getConnectAddress(server);
    final UserGroupInformation ticket = UserGroupInformation
        .createRemoteUser(block3.toString());
    ticket.addToken(token);

    ClientDatanodeProtocol proxy = null;
    try {
      proxy = DFSUtil.createClientDatanodeProtocolProxy(addr, ticket, conf,
          NetUtils.getDefaultSocketFactory(conf));
      assertEquals(block3.getBlockId(), proxy.getReplicaVisibleLength(block3));
    } finally {
      server.stop();
      if (proxy != null) {
        RPC.stopProxy(proxy);
      }
    }
  }
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    BlockTokenSecretManager sm = new BlockTokenSecretManager(
        blockKeyUpdateInterval, blockTokenLifetime, 0, "fake-pool", null);
    Token<BlockTokenIdentifier> token = sm.generateToken(block3,
        EnumSet.allOf(BlockTokenSecretManager.AccessMode.class));

    final Server server = createMockDatanode(sm, token);
    server.start();

    final InetSocketAddress addr = NetUtils.getConnectAddress(server);
    DatanodeID fakeDnId = DFSTestUtil.getLocalDatanodeID(addr.getPort());

    ExtendedBlock b = new ExtendedBlock("fake-pool", new Block(12345L));
    LocatedBlock fakeBlock = new LocatedBlock(b, new DatanodeInfo[0]);
    fakeBlock.setBlockToken(token);

    // Create another RPC proxy with the same configuration - this will never
    // attempt to connect anywhere -- but it causes the refcount on the
    // RPC "Client" object to stay above 0 such that RPC.stopProxy doesn't
    // actually close the TCP connections to the real target DN.
    ClientDatanodeProtocol proxyToNoWhere = RPC.getProxy(
        ClientDatanodeProtocol.class, ClientDatanodeProtocol.versionID,
        new InetSocketAddress("1.1.1.1", 1),
        UserGroupInformation.createRemoteUser("junk"), conf,
        NetUtils.getDefaultSocketFactory(conf));

    ClientDatanodeProtocol proxy = null;

    int fdsAtStart = countOpenFileDescriptors();
    try {
      long endTime = Time.now() + 3000;
      while (Time.now() < endTime) {
        proxy = DFSUtil.createClientDatanodeProtocolProxy(fakeDnId, conf, 1000,
            false, fakeBlock);
        assertEquals(block3.getBlockId(), proxy.getReplicaVisibleLength(block3));
        if (proxy != null) {
          RPC.stopProxy(proxy);
        }
        LOG.info("Num open fds:" + countOpenFileDescriptors());
      }

      int fdsAtEnd = countOpenFileDescriptors();

      if (fdsAtEnd - fdsAtStart > 50) {
        fail("Leaked " + (fdsAtEnd - fdsAtStart) + " fds!");
      }
    } finally {
      server.stop();
    }

    RPC.stopProxy(proxyToNoWhere);
  }
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