Examples with TaskSpec org.apache.tez.runtime.api.impl.TaskSpec used on opensource projects

Example 1 with TaskSpec

use of org.apache.tez.runtime.api.impl.TaskSpec in project hive by apache.

the class GenericUDTFGetSplits method getSplits.

public InputSplit[] getSplits(JobConf job, int numSplits, TezWork work, Schema schema) throws IOException {
    DAG dag = DAG.create(work.getName());
    dag.setCredentials(job.getCredentials());
    DagUtils utils = DagUtils.getInstance();
    Context ctx = new Context(job);
    MapWork mapWork = (MapWork) work.getAllWork().get(0);
    // bunch of things get setup in the context based on conf but we need only the MR tmp directory
    // for the following method.
    JobConf wxConf = utils.initializeVertexConf(job, ctx, mapWork);
    // TODO: should we also whitelist input formats here? from mapred.input.format.class
    Path scratchDir = utils.createTezDir(ctx.getMRScratchDir(), job);
    FileSystem fs = scratchDir.getFileSystem(job);
    try {
        LocalResource appJarLr = createJarLocalResource(utils.getExecJarPathLocal(), utils, job);
        Vertex wx = utils.createVertex(wxConf, mapWork, scratchDir, appJarLr, new ArrayList<LocalResource>(), fs, ctx, false, work, work.getVertexType(mapWork));
        String vertexName = wx.getName();
        dag.addVertex(wx);
        utils.addCredentials(mapWork, dag);
        // we have the dag now proceed to get the splits:
        Preconditions.checkState(HiveConf.getBoolVar(wxConf, ConfVars.HIVE_TEZ_GENERATE_CONSISTENT_SPLITS));
        Preconditions.checkState(HiveConf.getBoolVar(wxConf, ConfVars.LLAP_CLIENT_CONSISTENT_SPLITS));
        HiveSplitGenerator splitGenerator = new HiveSplitGenerator(wxConf, mapWork);
        List<Event> eventList = splitGenerator.initialize();
        InputSplit[] result = new InputSplit[eventList.size() - 1];
        InputConfigureVertexTasksEvent configureEvent = (InputConfigureVertexTasksEvent) eventList.get(0);
        List<TaskLocationHint> hints = configureEvent.getLocationHint().getTaskLocationHints();
        Preconditions.checkState(hints.size() == eventList.size() - 1);
        if (LOG.isDebugEnabled()) {
            LOG.debug("NumEvents=" + eventList.size() + ", NumSplits=" + result.length);
        }
        LlapCoordinator coordinator = LlapCoordinator.getInstance();
        if (coordinator == null) {
            throw new IOException("LLAP coordinator is not initialized; must be running in HS2 with " + ConfVars.LLAP_HS2_ENABLE_COORDINATOR.varname + " enabled");
        }
        // See the discussion in the implementation as to why we generate app ID.
        ApplicationId applicationId = coordinator.createExtClientAppId();
        // This assumes LLAP cluster owner is always the HS2 user.
        String llapUser = UserGroupInformation.getLoginUser().getShortUserName();
        String queryUser = null;
        byte[] tokenBytes = null;
        LlapSigner signer = null;
        if (UserGroupInformation.isSecurityEnabled()) {
            signer = coordinator.getLlapSigner(job);
            // 1. Generate the token for query user (applies to all splits).
            queryUser = SessionState.getUserFromAuthenticator();
            if (queryUser == null) {
                queryUser = UserGroupInformation.getCurrentUser().getUserName();
                LOG.warn("Cannot determine the session user; using " + queryUser + " instead");
            }
            LlapTokenLocalClient tokenClient = coordinator.getLocalTokenClient(job, llapUser);
            // We put the query user, not LLAP user, into the message and token.
            Token<LlapTokenIdentifier> token = tokenClient.createToken(applicationId.toString(), queryUser, true);
            LOG.info("Created the token for remote user: {}", token);
            bos.reset();
            token.write(dos);
            tokenBytes = bos.toByteArray();
        } else {
            queryUser = UserGroupInformation.getCurrentUser().getUserName();
        }
        LOG.info("Number of splits: " + (eventList.size() - 1));
        SignedMessage signedSvs = null;
        for (int i = 0; i < eventList.size() - 1; i++) {
            TaskSpec taskSpec = new TaskSpecBuilder().constructTaskSpec(dag, vertexName, eventList.size() - 1, applicationId, i);
            // 2. Generate the vertex/submit information for all events.
            if (i == 0) {
                // The queryId could either be picked up from the current request being processed, or
                // generated. The current request isn't exactly correct since the query is 'done' once we
                // return the results. Generating a new one has the added benefit of working once this
                // is moved out of a UDTF into a proper API.
                // Setting this to the generated AppId which is unique.
                // Despite the differences in TaskSpec, the vertex spec should be the same.
                signedSvs = createSignedVertexSpec(signer, taskSpec, applicationId, queryUser, applicationId.toString());
            }
            SubmitWorkInfo submitWorkInfo = new SubmitWorkInfo(applicationId, System.currentTimeMillis(), taskSpec.getVertexParallelism(), signedSvs.message, signedSvs.signature);
            byte[] submitWorkBytes = SubmitWorkInfo.toBytes(submitWorkInfo);
            // 3. Generate input event.
            SignedMessage eventBytes = makeEventBytes(wx, vertexName, eventList.get(i + 1), signer);
            // 4. Make location hints.
            SplitLocationInfo[] locations = makeLocationHints(hints.get(i));
            result[i] = new LlapInputSplit(i, submitWorkBytes, eventBytes.message, eventBytes.signature, locations, schema, llapUser, tokenBytes);
        }
        return result;
    } catch (Exception e) {
        throw new IOException(e);
    }
}

Example 2 with TaskSpec

use of org.apache.tez.runtime.api.impl.TaskSpec in project hive by apache.

the class TaskSpecBuilder method constructTaskSpec.

public TaskSpec constructTaskSpec(DAG dag, String vertexName, int numSplits, ApplicationId appId, int index) {
    Vertex vertex = dag.getVertex(vertexName);
    ProcessorDescriptor processorDescriptor = vertex.getProcessorDescriptor();
    List<RootInputLeafOutput<InputDescriptor, InputInitializerDescriptor>> inputs = vertex.getInputs();
    List<RootInputLeafOutput<OutputDescriptor, OutputCommitterDescriptor>> outputs = vertex.getOutputs();
    Preconditions.checkState(inputs.size() == 1);
    Preconditions.checkState(outputs.size() == 1);
    List<InputSpec> inputSpecs = new ArrayList<>();
    for (RootInputLeafOutput<InputDescriptor, InputInitializerDescriptor> input : inputs) {
        InputSpec inputSpec = new InputSpec(input.getName(), input.getIODescriptor(), 1);
        inputSpecs.add(inputSpec);
    }
    List<OutputSpec> outputSpecs = new ArrayList<>();
    for (RootInputLeafOutput<OutputDescriptor, OutputCommitterDescriptor> output : outputs) {
        OutputSpec outputSpec = new OutputSpec(output.getName(), output.getIODescriptor(), 1);
        outputSpecs.add(outputSpec);
    }
    TezDAGID dagId = TezDAGID.getInstance(appId, 0);
    TezVertexID vertexId = TezVertexID.getInstance(dagId, 0);
    TezTaskID taskId = TezTaskID.getInstance(vertexId, index);
    TezTaskAttemptID taskAttemptId = TezTaskAttemptID.getInstance(taskId, 0);
    return new TaskSpec(taskAttemptId, dag.getName(), vertexName, numSplits, processorDescriptor, inputSpecs, outputSpecs, null);
}

Example 3 with TaskSpec

use of org.apache.tez.runtime.api.impl.TaskSpec in project hive by apache.

the class TestConverters method testTaskSpecToFragmentSpec.

@Test(timeout = 10000)
public void testTaskSpecToFragmentSpec() {
    ByteBuffer procBb = ByteBuffer.allocate(4);
    procBb.putInt(0, 200);
    UserPayload processorPayload = UserPayload.create(procBb);
    ProcessorDescriptor processorDescriptor = ProcessorDescriptor.create("fakeProcessorName").setUserPayload(processorPayload);
    ByteBuffer input1Bb = ByteBuffer.allocate(4);
    input1Bb.putInt(0, 300);
    UserPayload input1Payload = UserPayload.create(input1Bb);
    InputDescriptor id1 = InputDescriptor.create("input1ClassName").setUserPayload(input1Payload);
    InputSpec inputSpec1 = new InputSpec("sourceVertexName1", id1, 33);
    InputSpec inputSpec2 = new InputSpec("sourceVertexName2", id1, 44);
    List<InputSpec> inputSpecList = Lists.newArrayList(inputSpec1, inputSpec2);
    ByteBuffer output1Bb = ByteBuffer.allocate(4);
    output1Bb.putInt(0, 400);
    UserPayload output1Payload = UserPayload.create(output1Bb);
    OutputDescriptor od1 = OutputDescriptor.create("output1ClassName").setUserPayload(output1Payload);
    OutputSpec outputSpec1 = new OutputSpec("destVertexName1", od1, 55);
    OutputSpec outputSpec2 = new OutputSpec("destVertexName2", od1, 66);
    List<OutputSpec> outputSpecList = Lists.newArrayList(outputSpec1, outputSpec2);
    ApplicationId appId = ApplicationId.newInstance(1000, 100);
    TezDAGID tezDagId = TezDAGID.getInstance(appId, 300);
    TezVertexID tezVertexId = TezVertexID.getInstance(tezDagId, 400);
    TezTaskID tezTaskId = TezTaskID.getInstance(tezVertexId, 500);
    TezTaskAttemptID tezTaskAttemptId = TezTaskAttemptID.getInstance(tezTaskId, 600);
    TaskSpec taskSpec = new TaskSpec(tezTaskAttemptId, "dagName", "vertexName", 10, processorDescriptor, inputSpecList, outputSpecList, null);
    QueryIdentifierProto queryIdentifierProto = QueryIdentifierProto.newBuilder().setApplicationIdString(appId.toString()).setAppAttemptNumber(333).setDagIndex(300).build();
    SignableVertexSpec vertexProto = Converters.constructSignableVertexSpec(taskSpec, queryIdentifierProto, "", "", "hiveQueryId").build();
    assertEquals("dagName", vertexProto.getDagName());
    assertEquals("vertexName", vertexProto.getVertexName());
    assertEquals("hiveQueryId", vertexProto.getHiveQueryId());
    assertEquals(appId.toString(), vertexProto.getQueryIdentifier().getApplicationIdString());
    assertEquals(tezDagId.getId(), vertexProto.getQueryIdentifier().getDagIndex());
    assertEquals(333, vertexProto.getQueryIdentifier().getAppAttemptNumber());
    assertEquals(tezVertexId.getId(), vertexProto.getVertexIndex());
    assertEquals(processorDescriptor.getClassName(), vertexProto.getProcessorDescriptor().getClassName());
    assertEquals(processorDescriptor.getUserPayload().getPayload(), vertexProto.getProcessorDescriptor().getUserPayload().getUserPayload().asReadOnlyByteBuffer());
    assertEquals(2, vertexProto.getInputSpecsCount());
    assertEquals(2, vertexProto.getOutputSpecsCount());
    verifyInputSpecAndProto(inputSpec1, vertexProto.getInputSpecs(0));
    verifyInputSpecAndProto(inputSpec2, vertexProto.getInputSpecs(1));
    verifyOutputSpecAndProto(outputSpec1, vertexProto.getOutputSpecs(0));
    verifyOutputSpecAndProto(outputSpec2, vertexProto.getOutputSpecs(1));
}

Example 4 with TaskSpec

use of org.apache.tez.runtime.api.impl.TaskSpec in project hive by apache.

the class TestConverters method testFragmentSpecToTaskSpec.

@Test(timeout = 10000)
public void testFragmentSpecToTaskSpec() {
    ByteBuffer procBb = ByteBuffer.allocate(4);
    procBb.putInt(0, 200);
    ByteBuffer input1Bb = ByteBuffer.allocate(4);
    input1Bb.putInt(0, 300);
    ByteBuffer output1Bb = ByteBuffer.allocate(4);
    output1Bb.putInt(0, 400);
    ApplicationId appId = ApplicationId.newInstance(1000, 100);
    TezDAGID tezDagId = TezDAGID.getInstance(appId, 300);
    TezVertexID tezVertexId = TezVertexID.getInstance(tezDagId, 400);
    TezTaskID tezTaskId = TezTaskID.getInstance(tezVertexId, 500);
    TezTaskAttemptID tezTaskAttemptId = TezTaskAttemptID.getInstance(tezTaskId, 600);
    QueryIdentifierProto queryIdentifierProto = QueryIdentifierProto.newBuilder().setApplicationIdString(appId.toString()).setAppAttemptNumber(333).setDagIndex(tezDagId.getId()).build();
    SignableVertexSpec.Builder builder = SignableVertexSpec.newBuilder();
    builder.setQueryIdentifier(queryIdentifierProto);
    builder.setHiveQueryId("hiveQueryId");
    builder.setVertexIndex(tezVertexId.getId());
    builder.setDagName("dagName");
    builder.setVertexName("vertexName");
    builder.setProcessorDescriptor(EntityDescriptorProto.newBuilder().setClassName("fakeProcessorName").setUserPayload(UserPayloadProto.newBuilder().setUserPayload(ByteString.copyFrom(procBb))));
    builder.addInputSpecs(IOSpecProto.newBuilder().setConnectedVertexName("sourceVertexName1").setPhysicalEdgeCount(33).setIoDescriptor(EntityDescriptorProto.newBuilder().setClassName("input1ClassName").setUserPayload(UserPayloadProto.newBuilder().setUserPayload(ByteString.copyFrom(input1Bb)))));
    builder.addInputSpecs(IOSpecProto.newBuilder().setConnectedVertexName("sourceVertexName2").setPhysicalEdgeCount(44).setIoDescriptor(EntityDescriptorProto.newBuilder().setClassName("input1ClassName").setUserPayload(UserPayloadProto.newBuilder().setUserPayload(ByteString.copyFrom(input1Bb)))));
    builder.addOutputSpecs(IOSpecProto.newBuilder().setConnectedVertexName("destVertexName1").setPhysicalEdgeCount(55).setIoDescriptor(EntityDescriptorProto.newBuilder().setClassName("outputClassName").setUserPayload(UserPayloadProto.newBuilder().setUserPayload(ByteString.copyFrom(output1Bb)))));
    builder.addOutputSpecs(IOSpecProto.newBuilder().setConnectedVertexName("destVertexName2").setPhysicalEdgeCount(66).setIoDescriptor(EntityDescriptorProto.newBuilder().setClassName("outputClassName").setUserPayload(UserPayloadProto.newBuilder().setUserPayload(ByteString.copyFrom(output1Bb)))));
    SignableVertexSpec vertexProto = builder.build();
    TaskSpec taskSpec = Converters.getTaskSpecfromProto(vertexProto, 0, 0, tezTaskAttemptId);
    assertEquals("dagName", taskSpec.getDAGName());
    assertEquals("vertexName", taskSpec.getVertexName());
    assertEquals(tezTaskAttemptId, taskSpec.getTaskAttemptID());
    assertEquals("fakeProcessorName", taskSpec.getProcessorDescriptor().getClassName());
    byte[] serialized = new byte[taskSpec.getProcessorDescriptor().getUserPayload().getPayload().remaining()];
    taskSpec.getProcessorDescriptor().getUserPayload().getPayload().get(serialized);
    assertArrayEquals(procBb.array(), serialized);
    assertEquals(2, taskSpec.getInputs().size());
    assertEquals(2, taskSpec.getOutputs().size());
    verifyInputSpecAndProto(taskSpec.getInputs().get(0), vertexProto.getInputSpecs(0));
    verifyInputSpecAndProto(taskSpec.getInputs().get(1), vertexProto.getInputSpecs(1));
    verifyOutputSpecAndProto(taskSpec.getOutputs().get(0), vertexProto.getOutputSpecs(0));
    verifyOutputSpecAndProto(taskSpec.getOutputs().get(1), vertexProto.getOutputSpecs(1));
}

Example 5 with TaskSpec

use of org.apache.tez.runtime.api.impl.TaskSpec in project hive by apache.

the class Converters method getTaskSpecfromProto.

public static TaskSpec getTaskSpecfromProto(SignableVertexSpec vectorProto, int fragmentNum, int attemptNum, TezTaskAttemptID attemptId) {
    TezTaskAttemptID taskAttemptID = attemptId != null ? attemptId : createTaskAttemptId(vectorProto.getQueryIdentifier(), vectorProto.getVertexIndex(), fragmentNum, attemptNum);
    ProcessorDescriptor processorDescriptor = null;
    if (vectorProto.hasProcessorDescriptor()) {
        processorDescriptor = convertProcessorDescriptorFromProto(vectorProto.getProcessorDescriptor());
    }
    List<InputSpec> inputSpecList = new ArrayList<InputSpec>(vectorProto.getInputSpecsCount());
    if (vectorProto.getInputSpecsCount() > 0) {
        for (IOSpecProto inputSpecProto : vectorProto.getInputSpecsList()) {
            inputSpecList.add(getInputSpecFromProto(inputSpecProto));
        }
    }
    List<OutputSpec> outputSpecList = new ArrayList<OutputSpec>(vectorProto.getOutputSpecsCount());
    if (vectorProto.getOutputSpecsCount() > 0) {
        for (IOSpecProto outputSpecProto : vectorProto.getOutputSpecsList()) {
            outputSpecList.add(getOutputSpecFromProto(outputSpecProto));
        }
    }
    List<GroupInputSpec> groupInputSpecs = new ArrayList<GroupInputSpec>(vectorProto.getGroupedInputSpecsCount());
    if (vectorProto.getGroupedInputSpecsCount() > 0) {
        for (GroupInputSpecProto groupInputSpecProto : vectorProto.getGroupedInputSpecsList()) {
            groupInputSpecs.add(getGroupInputSpecFromProto(groupInputSpecProto));
        }
    }
    TaskSpec taskSpec = new TaskSpec(taskAttemptID, vectorProto.getDagName(), vectorProto.getVertexName(), vectorProto.getVertexParallelism(), processorDescriptor, inputSpecList, outputSpecList, groupInputSpecs);
    return taskSpec;
}