Example usage for org.apache.hadoop.security UserGroupInformation getCurrentUser

Introduction

In this page you can find the example usage for org.apache.hadoop.security UserGroupInformation getCurrentUser.

Prototype

@InterfaceAudience.Public
@InterfaceStability.Evolving
public static UserGroupInformation getCurrentUser() throws IOException 

Source Link

Document

Return the current user, including any doAs in the current stack.

Usage

From source file:org.apache.tez.dag.api.client.TestTimelineReaderFactory.java

License:Apache License

@Test(timeout = 5000)
public void testPseudoAuthenticatorConnectionUrlShouldHaveUserName() throws Exception {
    ConnectionConfigurator connConf = mock(ConnectionConfigurator.class);
    TimelineReaderPseudoAuthenticatedStrategy.PseudoAuthenticatedURLConnectionFactory connectionFactory = new TimelineReaderPseudoAuthenticatedStrategy.PseudoAuthenticatedURLConnectionFactory(
            connConf);/*from  w w w.  j  ava  2s  .  c  om*/
    String inputUrl = "http://host:8080/path";
    String expectedUrl = inputUrl + "?user.name=" + UserGroupInformation.getCurrentUser().getShortUserName();
    HttpURLConnection httpURLConnection = connectionFactory.getHttpURLConnection(new URL(inputUrl));
    Assert.assertEquals(expectedUrl, httpURLConnection.getURL().toString());
}

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From source file:org.apache.tez.dag.app.dag.impl.DAGImpl.java

License:Apache License

public DAGImpl(TezDAGID dagId, Configuration amConf, DAGPlan jobPlan, EventHandler eventHandler,
        TaskAttemptListener taskAttemptListener, Credentials dagCredentials, Clock clock, String appUserName,
        TaskHeartbeatHandler thh, AppContext appContext) {
    this.dagId = dagId;
    this.jobPlan = jobPlan;
    this.dagConf = new Configuration(amConf);
    Iterator<PlanKeyValuePair> iter = jobPlan.getDagConf().getConfKeyValuesList().iterator();
    // override the amConf by using DAG level configuration
    while (iter.hasNext()) {
        PlanKeyValuePair keyValPair = iter.next();
        TezConfiguration.validateProperty(keyValPair.getKey(), Scope.DAG);
        this.dagConf.set(keyValPair.getKey(), keyValPair.getValue());
    }/* ww  w .  ja  v a  2s. c om*/
    this.dagName = (jobPlan.getName() != null) ? jobPlan.getName() : "<missing app name>";
    this.userName = appUserName;
    this.clock = clock;
    this.appContext = appContext;

    this.taskAttemptListener = taskAttemptListener;
    this.taskHeartbeatHandler = thh;
    this.eventHandler = eventHandler;
    ReadWriteLock readWriteLock = new ReentrantReadWriteLock();
    this.readLock = readWriteLock.readLock();
    this.writeLock = readWriteLock.writeLock();

    this.localResources = DagTypeConverters.createLocalResourceMapFromDAGPlan(jobPlan.getLocalResourceList());

    this.credentials = dagCredentials;
    if (this.credentials == null) {
        try {
            dagUGI = UserGroupInformation.getCurrentUser();
        } catch (IOException e) {
            throw new TezUncheckedException("Failed to set UGI for dag based on currentUser", e);
        }
    } else {
        dagUGI = UserGroupInformation.createRemoteUser(this.userName);
        dagUGI.addCredentials(this.credentials);
    }

    this.aclManager = new ACLManager(appContext.getAMACLManager(), dagUGI.getShortUserName(), this.dagConf);

    this.taskSpecificLaunchCmdOption = new TaskSpecificLaunchCmdOption(dagConf);
    // This "this leak" is okay because the retained pointer is in an
    //  instance variable.
    stateMachine = stateMachineFactory.make(this);
    this.entityUpdateTracker = new StateChangeNotifier(this);
}

---

From source file:org.apache.tez.dag.app.dag.impl.TestVertexImpl.java

License:Apache License

@SuppressWarnings({ "unchecked", "rawtypes" })
public void setupPostDagCreation() throws AMUserCodeException {
    String dagName = "dag0";
    dispatcher = new DrainDispatcher();
    appContext = mock(AppContext.class);
    thh = mock(TaskHeartbeatHandler.class);
    historyEventHandler = mock(HistoryEventHandler.class);
    TaskSchedulerEventHandler taskScheduler = mock(TaskSchedulerEventHandler.class);
    UserGroupInformation ugi;//from www . j  a v  a2  s .c  o m
    try {
        ugi = UserGroupInformation.getCurrentUser();
    } catch (IOException e) {
        throw new RuntimeException(e);
    }
    DAG dag = mock(DAG.class);
    doReturn(ugi).when(dag).getDagUGI();
    doReturn(dagName).when(dag).getName();
    doReturn(appAttemptId).when(appContext).getApplicationAttemptId();
    doReturn(appAttemptId.getApplicationId()).when(appContext).getApplicationID();
    doReturn(dag).when(appContext).getCurrentDAG();
    execService = mock(ListeningExecutorService.class);
    final ListenableFuture<Void> mockFuture = mock(ListenableFuture.class);

    Mockito.doAnswer(new Answer() {
        public ListenableFuture<Void> answer(InvocationOnMock invocation) {
            Object[] args = invocation.getArguments();
            CallableEvent e = (CallableEvent) args[0];
            dispatcher.getEventHandler().handle(e);
            return mockFuture;
        }
    }).when(execService).submit((Callable<Void>) any());

    doReturn(execService).when(appContext).getExecService();
    doReturn(conf).when(appContext).getAMConf();
    doReturn(new Credentials()).when(dag).getCredentials();
    doReturn(DAGPlan.getDefaultInstance()).when(dag).getJobPlan();
    doReturn(dagId).when(appContext).getCurrentDAGID();
    doReturn(dagId).when(dag).getID();
    doReturn(taskScheduler).when(appContext).getTaskScheduler();
    doReturn(Resource.newInstance(102400, 60)).when(taskScheduler).getTotalResources();
    doReturn(historyEventHandler).when(appContext).getHistoryHandler();
    doReturn(dispatcher.getEventHandler()).when(appContext).getEventHandler();

    vertexGroups = Maps.newHashMap();
    for (PlanVertexGroupInfo groupInfo : dagPlan.getVertexGroupsList()) {
        vertexGroups.put(groupInfo.getGroupName(), new VertexGroupInfo(groupInfo));
    }
    updateTracker = new StateChangeNotifier(appContext.getCurrentDAG());
    setupVertices();
    when(dag.getVertex(any(TezVertexID.class))).thenAnswer(new Answer<Vertex>() {
        @Override
        public Vertex answer(InvocationOnMock invocation) throws Throwable {
            Object[] args = invocation.getArguments();
            if (args.length != 1) {
                return null;
            }
            TezVertexID vId = (TezVertexID) args[0];
            return vertexIdMap.get(vId);
        }
    });
    when(dag.getVertex(any(String.class))).thenAnswer(new Answer<Vertex>() {
        @Override
        public Vertex answer(InvocationOnMock invocation) throws Throwable {
            Object[] args = invocation.getArguments();
            if (args.length != 1) {
                return null;
            }
            String vId = (String) args[0];
            return vertices.get(vId);
        }
    });

    // TODO - this test logic is tightly linked to impl DAGImpl code.
    edges = new HashMap<String, Edge>();
    for (EdgePlan edgePlan : dagPlan.getEdgeList()) {
        EdgeProperty edgeProperty = DagTypeConverters.createEdgePropertyMapFromDAGPlan(edgePlan);
        edges.put(edgePlan.getId(), new Edge(edgeProperty, dispatcher.getEventHandler()));
    }

    parseVertexEdges();

    for (Edge edge : edges.values()) {
        edge.initialize();
    }

    dispatcher.register(CallableEventType.class, new CallableEventDispatcher());
    taskAttemptEventDispatcher = new TaskAttemptEventDispatcher();
    dispatcher.register(TaskAttemptEventType.class, taskAttemptEventDispatcher);
    taskEventDispatcher = new TaskEventDispatcher();
    dispatcher.register(TaskEventType.class, taskEventDispatcher);
    vertexEventDispatcher = new VertexEventDispatcher();
    dispatcher.register(VertexEventType.class, vertexEventDispatcher);
    dagEventDispatcher = new DagEventDispatcher();
    dispatcher.register(DAGEventType.class, dagEventDispatcher);
    dispatcher.init(conf);
    dispatcher.start();
}

---

From source file:org.apache.tez.dag.app.dag.impl.TestVertexImpl.java

License:Apache License

@Test(timeout = 5000)
public void testVertexWithOneToOneSplitWhileRunning() throws Exception {
    int numTasks = 5;
    // create a diamond shaped dag with 1-1 edges. 
    setupPreDagCreation();//from w  w w  .j  a  v a2 s . c  om
    dagPlan = createDAGPlanForOneToOneSplit(null, numTasks, false);
    setupPostDagCreation();
    VertexImpl v1 = vertices.get("vertex1");
    v1.vertexReconfigurationPlanned();
    initAllVertices(VertexState.INITED);

    // fudge vertex manager so that tasks dont start running
    v1.vertexManager = new VertexManager(
            VertexManagerPluginDescriptor.create(VertexManagerPluginForTest.class.getName()),
            UserGroupInformation.getCurrentUser(), v1, appContext, mock(StateChangeNotifier.class));
    v1.vertexManager.initialize();
    startVertex(v1);
    dispatcher.await();
    Assert.assertEquals(numTasks, vertices.get("vertex2").getTotalTasks());
    Assert.assertEquals(numTasks, vertices.get("vertex3").getTotalTasks());
    Assert.assertEquals(numTasks, vertices.get("vertex4").getTotalTasks());
    Assert.assertEquals(VertexState.RUNNING, vertices.get("vertex1").getState());
    Assert.assertEquals(VertexState.RUNNING, vertices.get("vertex2").getState());
    Assert.assertEquals(VertexState.RUNNING, vertices.get("vertex3").getState());
    Assert.assertEquals(VertexState.RUNNING, vertices.get("vertex4").getState());
    // change parallelism
    int newNumTasks = 3;
    v1.setParallelism(newNumTasks, null, null, null, true);
    v1.doneReconfiguringVertex();
    dispatcher.await();
    Assert.assertEquals(newNumTasks, vertices.get("vertex2").getTotalTasks());
    Assert.assertEquals(newNumTasks, vertices.get("vertex3").getTotalTasks());
    Assert.assertEquals(newNumTasks, vertices.get("vertex4").getTotalTasks());
    Assert.assertEquals(VertexState.RUNNING, vertices.get("vertex1").getState());
    Assert.assertEquals(VertexState.RUNNING, vertices.get("vertex2").getState());
    Assert.assertEquals(VertexState.RUNNING, vertices.get("vertex3").getState());
    Assert.assertEquals(VertexState.RUNNING, vertices.get("vertex4").getState());
}

---

From source file:org.apache.tez.dag.app.dag.impl.TestVertexImpl.java

License:Apache License

@Test(timeout = 5000)
public void testVertexWithOneToOneSplitWhileInited() throws Exception {
    int numTasks = 5;
    // create a diamond shaped dag with 1-1 edges. 
    setupPreDagCreation();/*from www .  j a v a  2s  .  c o  m*/
    dagPlan = createDAGPlanForOneToOneSplit(null, numTasks, false);
    setupPostDagCreation();
    VertexImpl v1 = vertices.get("vertex1");
    v1.vertexReconfigurationPlanned();
    initAllVertices(VertexState.INITED);

    // fudge vertex manager so that tasks dont start running
    v1.vertexManager = new VertexManager(
            VertexManagerPluginDescriptor.create(VertexManagerPluginForTest.class.getName()),
            UserGroupInformation.getCurrentUser(), v1, appContext, mock(StateChangeNotifier.class));
    v1.vertexManager.initialize();

    Assert.assertEquals(numTasks, vertices.get("vertex2").getTotalTasks());
    Assert.assertEquals(numTasks, vertices.get("vertex3").getTotalTasks());
    Assert.assertEquals(numTasks, vertices.get("vertex4").getTotalTasks());
    // change parallelism
    int newNumTasks = 3;
    v1.setParallelism(newNumTasks, null, null, null, true);
    v1.doneReconfiguringVertex();
    dispatcher.await();
    Assert.assertEquals(newNumTasks, vertices.get("vertex2").getTotalTasks());
    Assert.assertEquals(newNumTasks, vertices.get("vertex3").getTotalTasks());
    Assert.assertEquals(newNumTasks, vertices.get("vertex4").getTotalTasks());
    Assert.assertEquals(VertexState.INITED, vertices.get("vertex1").getState());
    Assert.assertEquals(VertexState.INITED, vertices.get("vertex2").getState());
    Assert.assertEquals(VertexState.INITED, vertices.get("vertex3").getState());
    Assert.assertEquals(VertexState.INITED, vertices.get("vertex4").getState());

    startVertex(v1);
    dispatcher.await();

    Assert.assertEquals(VertexState.RUNNING, vertices.get("vertex1").getState());
    Assert.assertEquals(VertexState.RUNNING, vertices.get("vertex2").getState());
    Assert.assertEquals(VertexState.RUNNING, vertices.get("vertex3").getState());
    Assert.assertEquals(VertexState.RUNNING, vertices.get("vertex4").getState());
}

---

From source file:org.apache.tez.dag.app.dag.impl.TestVertexImpl.java

License:Apache License

@SuppressWarnings("unchecked")
@Test(timeout = 5000)/*from   w  w  w .j a v a 2s .c o  m*/
public void testVertexConfiguredDoneByVMBeforeEdgeDefined() throws Exception {
    // Race when a source vertex manages to start before the target vertex has
    // been initialized
    setupPreDagCreation();
    dagPlan = createSamplerDAGPlan(true);
    setupPostDagCreation();

    VertexImpl vA = vertices.get("A");
    VertexImpl vB = vertices.get("B");
    VertexImpl vC = vertices.get("C");

    TestUpdateListener listener = new TestUpdateListener();
    updateTracker.registerForVertexUpdates(vB.getName(),
            EnumSet.of(org.apache.tez.dag.api.event.VertexState.CONFIGURED), listener);

    // fudge the vm so we can do custom stuff
    vB.vertexManager = new VertexManager(
            VertexManagerPluginDescriptor.create(VertexManagerPluginForTest.class.getName()),
            UserGroupInformation.getCurrentUser(), vB, appContext, mock(StateChangeNotifier.class));

    vB.vertexReconfigurationPlanned();

    dispatcher.getEventHandler().handle(new VertexEvent(vA.getVertexId(), VertexEventType.V_INIT));
    dispatcher.getEventHandler().handle(new VertexEvent(vA.getVertexId(), VertexEventType.V_START));

    dispatcher.await();
    Assert.assertEquals(VertexState.INITIALIZING, vA.getState());
    Assert.assertEquals(VertexState.INITIALIZING, vB.getState());
    Assert.assertEquals(VertexState.INITIALIZING, vC.getState());

    // setting the edge manager should vA to start
    EdgeManagerPluginDescriptor mockEdgeManagerDescriptor = EdgeManagerPluginDescriptor
            .create(EdgeManagerForTest.class.getName());
    Edge e = vC.sourceVertices.get(vA);
    Assert.assertNull(e.getEdgeManager());
    e.setCustomEdgeManager(mockEdgeManagerDescriptor);
    dispatcher.await();
    Assert.assertEquals(VertexState.RUNNING, vA.getState());
    Assert.assertEquals(VertexState.INITIALIZING, vB.getState());
    Assert.assertEquals(VertexState.INITIALIZING, vC.getState());

    // vB is not configured yet. Edge to C is not configured. So it should not send configured event
    // even thought VM says its doneConfiguring vertex
    vB.doneReconfiguringVertex();
    Assert.assertEquals(0, listener.events.size());

    // complete configuration and verify getting configured signal from vB
    Map<String, EdgeManagerPluginDescriptor> edges = Maps.newHashMap();
    edges.put("B", mockEdgeManagerDescriptor);
    vC.setParallelism(2, vertexLocationHint, edges, null, true);

    dispatcher.await();
    Assert.assertEquals(1, listener.events.size());
    Assert.assertEquals(vB.getName(), listener.events.get(0).getVertexName());
    Assert.assertEquals(org.apache.tez.dag.api.event.VertexState.CONFIGURED,
            listener.events.get(0).getVertexState());
    updateTracker.unregisterForVertexUpdates(vB.getName(), listener);

    Assert.assertEquals(VertexState.RUNNING, vA.getState());
    Assert.assertEquals(VertexState.RUNNING, vB.getState());
    Assert.assertEquals(VertexState.RUNNING, vC.getState());
    Assert.assertNotNull(vA.getTask(0));
    Assert.assertNotNull(vB.getTask(0));
    Assert.assertNotNull(vC.getTask(0));
}

---

From source file:org.apache.tez.dag.app.dag.impl.TestVertexManager.java

License:Apache License

@Test(timeout = 5000)
public void testOnRootVertexInitialized() throws Exception {
    VertexManager vm = new VertexManager(
            VertexManagerPluginDescriptor.create(RootInputVertexManager.class.getName()),
            UserGroupInformation.getCurrentUser(), mockVertex, mockAppContext, mock(StateChangeNotifier.class));
    vm.initialize();/*from  w  ww  .j  a  v  a 2  s.  co  m*/
    InputDescriptor id1 = mock(InputDescriptor.class);
    List<Event> events1 = new LinkedList<Event>();
    InputDataInformationEvent diEvent1 = InputDataInformationEvent.createWithSerializedPayload(0, null);
    events1.add(diEvent1);
    vm.onRootVertexInitialized("input1", id1, events1);
    verify(mockHandler, times(1)).handle(requestCaptor.capture());
    List<TezEvent> tezEvents1 = requestCaptor.getValue().getEvents();
    assertEquals(1, tezEvents1.size());
    assertEquals(diEvent1, tezEvents1.get(0).getEvent());

    InputDescriptor id2 = mock(InputDescriptor.class);
    List<Event> events2 = new LinkedList<Event>();
    InputDataInformationEvent diEvent2 = InputDataInformationEvent.createWithSerializedPayload(0, null);
    events2.add(diEvent2);
    vm.onRootVertexInitialized("input1", id2, events2);
    verify(mockHandler, times(2)).handle(requestCaptor.capture());
    List<TezEvent> tezEvents2 = requestCaptor.getValue().getEvents();
    assertEquals(tezEvents2.size(), 1);
    assertEquals(diEvent2, tezEvents2.get(0).getEvent());
}

---

From source file:org.apache.tez.dag.app.dag.impl.TestVertexManager.java

License:Apache License

/**
 * TEZ-1647//w  ww.j  a va 2  s.c o  m
 * custom vertex manager generates events only when both i1 and i2 are initialized.
 * @throws Exception
 */
@Test(timeout = 5000)
public void testOnRootVertexInitialized2() throws Exception {
    VertexManager vm = new VertexManager(
            VertexManagerPluginDescriptor.create(CustomVertexManager.class.getName()),
            UserGroupInformation.getCurrentUser(), mockVertex, mockAppContext, mock(StateChangeNotifier.class));
    vm.initialize();
    InputDescriptor id1 = mock(InputDescriptor.class);
    List<Event> events1 = new LinkedList<Event>();
    InputDataInformationEvent diEvent1 = InputDataInformationEvent.createWithSerializedPayload(0, null);
    events1.add(diEvent1);

    // do not call context.addRootInputEvents, just cache the TezEvent
    vm.onRootVertexInitialized("input1", id1, events1);
    verify(mockHandler, times(1)).handle(requestCaptor.capture());
    List<TezEvent> tezEventsAfterInput1 = requestCaptor.getValue().getEvents();
    assertEquals(0, tezEventsAfterInput1.size());

    InputDescriptor id2 = mock(InputDescriptor.class);
    List<Event> events2 = new LinkedList<Event>();
    InputDataInformationEvent diEvent2 = InputDataInformationEvent.createWithSerializedPayload(0, null);
    events2.add(diEvent2);
    // call context.addRootInputEvents(input1), context.addRootInputEvents(input2)
    vm.onRootVertexInitialized("input2", id2, events2);
    verify(mockHandler, times(2)).handle(requestCaptor.capture());
    List<TezEvent> tezEventsAfterInput2 = requestCaptor.getValue().getEvents();
    assertEquals(2, tezEventsAfterInput2.size());

    // also verify the EventMetaData
    Set<String> edgeVertexSet = new HashSet<String>();
    for (TezEvent tezEvent : tezEventsAfterInput2) {
        edgeVertexSet.add(tezEvent.getDestinationInfo().getEdgeVertexName());
    }
    assertEquals(Sets.newHashSet("input1", "input2"), edgeVertexSet);
}

---

From source file:org.apache.tez.dag.app.DAGAppMaster.java

License:Apache License

public static void main(String[] args) {
    try {//from   ww  w .  j  ava2  s. c  o  m
        Thread.setDefaultUncaughtExceptionHandler(new YarnUncaughtExceptionHandler());
        String containerIdStr = System.getenv(Environment.CONTAINER_ID.name());
        String nodeHostString = System.getenv(Environment.NM_HOST.name());
        String nodePortString = System.getenv(Environment.NM_PORT.name());
        String nodeHttpPortString = System.getenv(Environment.NM_HTTP_PORT.name());
        String appSubmitTimeStr = System.getenv(ApplicationConstants.APP_SUBMIT_TIME_ENV);
        String clientVersion = System.getenv(TezConstants.TEZ_CLIENT_VERSION_ENV);
        if (clientVersion == null) {
            clientVersion = VersionInfo.UNKNOWN;
        }

        // TODO Should this be defaulting to 1. Was there a version of YARN where this was not setup ?
        int maxAppAttempts = 1;
        String maxAppAttemptsEnv = System.getenv(ApplicationConstants.MAX_APP_ATTEMPTS_ENV);
        if (maxAppAttemptsEnv != null) {
            maxAppAttempts = Integer.valueOf(maxAppAttemptsEnv);
        }

        validateInputParam(appSubmitTimeStr, ApplicationConstants.APP_SUBMIT_TIME_ENV);

        ContainerId containerId = ConverterUtils.toContainerId(containerIdStr);
        ApplicationAttemptId applicationAttemptId = containerId.getApplicationAttemptId();

        long appSubmitTime = Long.parseLong(appSubmitTimeStr);

        String jobUserName = System.getenv(ApplicationConstants.Environment.USER.name());

        // Command line options
        Options opts = new Options();
        opts.addOption(TezConstants.TEZ_SESSION_MODE_CLI_OPTION, false,
                "Run Tez Application Master in Session mode");

        CommandLine cliParser = new GnuParser().parse(opts, args);

        // TODO Does this really need to be a YarnConfiguration ?
        Configuration conf = new Configuration(new YarnConfiguration());
        TezUtilsInternal.addUserSpecifiedTezConfiguration(System.getenv(Environment.PWD.name()), conf);
        UserGroupInformation.setConfiguration(conf);
        Credentials credentials = UserGroupInformation.getCurrentUser().getCredentials();

        DAGAppMaster appMaster = new DAGAppMaster(applicationAttemptId, containerId, nodeHostString,
                Integer.parseInt(nodePortString), Integer.parseInt(nodeHttpPortString), new SystemClock(),
                appSubmitTime, cliParser.hasOption(TezConstants.TEZ_SESSION_MODE_CLI_OPTION),
                System.getenv(Environment.PWD.name()),
                TezCommonUtils.getTrimmedStrings(System.getenv(Environment.LOCAL_DIRS.name())),
                TezCommonUtils.getTrimmedStrings(System.getenv(Environment.LOG_DIRS.name())), clientVersion,
                maxAppAttempts, credentials, jobUserName);
        ShutdownHookManager.get().addShutdownHook(new DAGAppMasterShutdownHook(appMaster),
                SHUTDOWN_HOOK_PRIORITY);

        initAndStartAppMaster(appMaster, conf);

    } catch (Throwable t) {
        LOG.fatal("Error starting DAGAppMaster", t);
        System.exit(1);
    }
}

---

From source file:org.apache.tez.dag.app.launcher.TezLocalCacheManager.java

License:Apache License

public TezLocalCacheManager(Map<String, LocalResource> resources, Configuration conf) throws IOException {
    this.ugi = UserGroupInformation.getCurrentUser();
    this.fileContext = FileContext.getLocalFSFileContext();
    this.resources = resources;
    this.conf = conf;
    this.tempDir = Files.createTempDirectory(Paths.get("."), "tez-local-cache");
}

---

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