Package org.apache.hadoop.ipc

Examples of org.apache.hadoop.ipc.Server$Listener$Reader

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      localDirs.add(lfs.makeQualified(new Path(basedir, i + "")));
      sDirs[i] = localDirs.get(i).toString();
    }
    conf.setStrings(YarnConfiguration.NM_LOCAL_DIRS, sDirs);

    Server ignore = mock(Server.class);
    DrainDispatcher dispatcher = new DrainDispatcher();
    dispatcher.init(conf);
    dispatcher.start();
    EventHandler<ApplicationEvent> applicationBus = mock(EventHandler.class);
    dispatcher.register(ApplicationEventType.class, applicationBus);
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  private void testPbServerFactory() {
    InetSocketAddress addr = new InetSocketAddress(0);
    Configuration conf = new Configuration();
    MRClientProtocol instance = new MRClientProtocolTestImpl();
    Server server = null;
    try {
      server =
        RpcServerFactoryPBImpl.get().getServer(
          MRClientProtocol.class, instance, addr, conf, null, 1);
      server.start();
    } catch (YarnException e) {
      e.printStackTrace();
      Assert.fail("Failed to crete server");
    } finally {
      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();
    MRClientProtocol instance = new MRClientProtocolTestImpl();
    Server server = null;
    try {
      server =
        RpcServerFactoryPBImpl.get().getServer(
            MRClientProtocol.class, instance, addr, conf, null, 1);
      server.start();
      System.err.println(server.getListenerAddress());
      System.err.println(NetUtils.getConnectAddress(server));

      MRClientProtocol client = null;
      try {
        client = (MRClientProtocol) RpcClientFactoryPBImpl.get().getClient(MRClientProtocol.class, 1, NetUtils.getConnectAddress(server), conf);
      } catch (YarnException e) {
        e.printStackTrace();
        Assert.fail("Failed to crete client");
      }
     
    } catch (YarnException e) {
      e.printStackTrace();
      Assert.fail("Failed to crete server");
    } finally {
      server.stop();
    }    
  }
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    TaskUmbilicalProtocol mockTT = mock(TaskUmbilicalProtocol.class);
    when(mockTT.getProtocolVersion(anyString(), anyLong())).thenReturn(
        TaskUmbilicalProtocol.versionID);

    JobTokenSecretManager sm = new JobTokenSecretManager();
    final Server server = RPC.getServer(mockTT,
        ADDRESS, 0, 5, true, conf, sm);

    server.start();

    final UserGroupInformation current = UserGroupInformation.getCurrentUser();
    final InetSocketAddress addr = NetUtils.getConnectAddress(server);
    String jobId = current.getUserName();
    JobTokenIdentifier tokenId = new JobTokenIdentifier(new Text(jobId));
    Token<JobTokenIdentifier> token = new Token<JobTokenIdentifier>(tokenId, sm);
    sm.addTokenForJob(jobId, token);
    Text host = new Text(addr.getAddress().getHostAddress() + ":"
        + addr.getPort());
    token.setService(host);
    LOG.info("Service IP address for token is " + host);
    current.addToken(token);
    current.doAs(new PrivilegedExceptionAction<Object>() {
      @Override
      public Object run() throws Exception {
        TaskUmbilicalProtocol proxy = null;
        try {
          proxy = (TaskUmbilicalProtocol) RPC.getProxy(
              TaskUmbilicalProtocol.class, TaskUmbilicalProtocol.versionID,
              addr, conf);
          proxy.ping(null, null);
        } finally {
          server.stop();
          if (proxy != null) {
            RPC.stopProxy(proxy);
          }
        }
        return null;
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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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  public void testRealUserSetup() throws IOException {
    final Configuration conf = new Configuration();
    conf.setStrings(ProxyUsers
        .getProxySuperuserGroupConfKey(REAL_USER_SHORT_NAME), "group1");
    configureSuperUserIPAddresses(conf, REAL_USER_SHORT_NAME);
    Server server = RPC.getServer(TestProtocol.class, new TestImpl(), ADDRESS,
        0, 5, true, conf, null);

    refreshConf(conf);
    try {
      server.start();

      final InetSocketAddress addr = NetUtils.getConnectAddress(server);

      UserGroupInformation realUserUgi = UserGroupInformation
          .createRemoteUser(REAL_USER_NAME);
      UserGroupInformation proxyUserUgi = UserGroupInformation.createProxyUserForTesting(
          PROXY_USER_NAME, realUserUgi, GROUP_NAMES);
      String retVal = proxyUserUgi
          .doAs(new PrivilegedExceptionAction<String>() {
            public String run() throws IOException {
              proxy = RPC.getProxy(TestProtocol.class,
                  TestProtocol.versionID, addr, conf);
              String ret = proxy.aMethod();
              return ret;
            }
          });

      Assert.assertEquals(PROXY_USER_NAME + " via " + REAL_USER_NAME, retVal);
    } catch (Exception e) {
      e.printStackTrace();
      Assert.fail();
    } finally {
      server.stop();
      if (proxy != null) {
        RPC.stopProxy(proxy);
      }
    }
  }
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  public void testRealUserAuthorizationSuccess() throws IOException {
    final Configuration conf = new Configuration();
    configureSuperUserIPAddresses(conf, REAL_USER_SHORT_NAME);
    conf.setStrings(ProxyUsers.getProxySuperuserGroupConfKey(REAL_USER_SHORT_NAME),
        "group1");
    Server server = RPC.getServer(TestProtocol.class, new TestImpl(), ADDRESS,
        0, 2, false, conf, null);

    refreshConf(conf);
    try {
      server.start();

      final InetSocketAddress addr = NetUtils.getConnectAddress(server);

      UserGroupInformation realUserUgi = UserGroupInformation
          .createRemoteUser(REAL_USER_NAME);

      UserGroupInformation proxyUserUgi = UserGroupInformation
          .createProxyUserForTesting(PROXY_USER_NAME, realUserUgi, GROUP_NAMES);
      String retVal = proxyUserUgi
          .doAs(new PrivilegedExceptionAction<String>() {
            public String run() throws IOException {
              proxy = RPC.getProxy(TestProtocol.class,
                  TestProtocol.versionID, addr, conf);
              String ret = proxy.aMethod();
              return ret;
            }
          });

      Assert.assertEquals(PROXY_USER_NAME + " via " + REAL_USER_NAME, retVal);
    } catch (Exception e) {
      e.printStackTrace();
      Assert.fail();
    } finally {
      server.stop();
      if (proxy != null) {
        RPC.stopProxy(proxy);
      }
    }
  }
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    final Configuration conf = new Configuration();
    conf.setStrings(ProxyUsers.getProxySuperuserIpConfKey(REAL_USER_SHORT_NAME),
        "20.20.20.20"); //Authorized IP address
    conf.setStrings(ProxyUsers.getProxySuperuserGroupConfKey(REAL_USER_SHORT_NAME),
        "group1");
    Server server = RPC.getServer(TestProtocol.class, new TestImpl(), ADDRESS,
        0, 2, false, conf, null);

    refreshConf(conf);
   
    try {
      server.start();

      final InetSocketAddress addr = NetUtils.getConnectAddress(server);

      UserGroupInformation realUserUgi = UserGroupInformation
          .createRemoteUser(REAL_USER_NAME);

      UserGroupInformation proxyUserUgi = UserGroupInformation
          .createProxyUserForTesting(PROXY_USER_NAME, realUserUgi, GROUP_NAMES);
      String retVal = proxyUserUgi
          .doAs(new PrivilegedExceptionAction<String>() {
            public String run() throws IOException {
              proxy = RPC.getProxy(TestProtocol.class,
                  TestProtocol.versionID, addr, conf);
              String ret = proxy.aMethod();
              return ret;
            }
          });

      Assert.fail("The RPC must have failed " + retVal);
    } catch (Exception e) {
      e.printStackTrace();
    } finally {
      server.stop();
      if (proxy != null) {
        RPC.stopProxy(proxy);
      }
    }
  }
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  @Test
  public void testRealUserIPNotSpecified() throws IOException {
    final Configuration conf = new Configuration();
    conf.setStrings(ProxyUsers
        .getProxySuperuserGroupConfKey(REAL_USER_SHORT_NAME), "group1");
    Server server = RPC.getServer(TestProtocol.class, new TestImpl(), ADDRESS,
        0, 2, false, conf, null);

    try {
      server.start();

      final InetSocketAddress addr = NetUtils.getConnectAddress(server);

      UserGroupInformation realUserUgi = UserGroupInformation
          .createRemoteUser(REAL_USER_NAME);

      UserGroupInformation proxyUserUgi = UserGroupInformation
          .createProxyUserForTesting(PROXY_USER_NAME, realUserUgi, GROUP_NAMES);
      String retVal = proxyUserUgi
          .doAs(new PrivilegedExceptionAction<String>() {
            public String run() throws IOException {
              proxy = RPC.getProxy(TestProtocol.class,
                  TestProtocol.versionID, addr, conf);
              String ret = proxy.aMethod();
              return ret;
            }
          });

      Assert.fail("The RPC must have failed " + retVal);
    } catch (Exception e) {
      e.printStackTrace();
    } finally {
      server.stop();
      if (proxy != null) {
        RPC.stopProxy(proxy);
      }
    }
  }
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  @Test
  public void testRealUserGroupNotSpecified() throws IOException {
    final Configuration conf = new Configuration();
    configureSuperUserIPAddresses(conf, REAL_USER_SHORT_NAME);
    Server server = RPC.getServer(TestProtocol.class, new TestImpl(), ADDRESS,
        0, 2, false, conf, null);

    try {
      server.start();

      final InetSocketAddress addr = NetUtils.getConnectAddress(server);

      UserGroupInformation realUserUgi = UserGroupInformation
          .createRemoteUser(REAL_USER_NAME);

      UserGroupInformation proxyUserUgi = UserGroupInformation
          .createProxyUserForTesting(PROXY_USER_NAME, realUserUgi, GROUP_NAMES);
      String retVal = proxyUserUgi
          .doAs(new PrivilegedExceptionAction<String>() {
            public String run() throws IOException {
              proxy = (TestProtocol) RPC.getProxy(TestProtocol.class,
                  TestProtocol.versionID, addr, conf);
              String ret = proxy.aMethod();
              return ret;
            }
          });

      Assert.fail("The RPC must have failed " + retVal);
    } catch (Exception e) {
      e.printStackTrace();
    } finally {
      server.stop();
      if (proxy != null) {
        RPC.stopProxy(proxy);
      }
    }
  }
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