Examples with ReadOperation io.cdap.cdap.api.lineage.field.ReadOperation used on opensource projects

Example 6 with ReadOperation

use of io.cdap.cdap.api.lineage.field.ReadOperation in project cdap by caskdata.

the class LineageOperationProcessorTest method testSameKeyAndRenameJoin.

@Test
public void testSameKeyAndRenameJoin() {
    // n1(id(key), swap1, n1same) ---------
    // |
    // JOIN  ------->(id, new_id, swap1, swap2, n1same, n2same)
    // |
    // n2(id(key), swap2, n2same)----------
    // operations (n1.id, n2.id) -> id
    // (n2.id) -> new_id
    // (n1.swap1) -> swap2
    // (n2.swap2) -> swap1
    // (n1.n1same) -> n1same
    // (n2.n2same) -> n2same
    Set<Connection> connections = new HashSet<>();
    connections.add(new Connection("n1", "n3"));
    connections.add(new Connection("n2", "n3"));
    connections.add(new Connection("n3", "n4"));
    EndPoint src1 = EndPoint.of("default", "n1");
    EndPoint src2 = EndPoint.of("default", "n2");
    EndPoint dest = EndPoint.of("default", "n4");
    Map<String, List<FieldOperation>> stageOperations = new HashMap<>();
    stageOperations.put("n1", Collections.singletonList(new FieldReadOperation("readSrc1", "read description", src1, "id", "swap1", "n1same")));
    stageOperations.put("n2", Collections.singletonList(new FieldReadOperation("readSrc2", "read description", src2, "id", "swap2", "n2same")));
    List<FieldOperation> joinOperations = stageOperations.computeIfAbsent("n3", k -> new ArrayList<>());
    joinOperations.add(new FieldTransformOperation("JoinKey", "Join Key", Arrays.asList("n1.id", "n2.id"), "id"));
    joinOperations.add(new FieldTransformOperation("RenameN2", "rename", Collections.singletonList("n2.id"), "new_id"));
    joinOperations.add(new FieldTransformOperation("swap1", "swap", Collections.singletonList("n1.swap1"), "swap2"));
    joinOperations.add(new FieldTransformOperation("swap2", "swap", Collections.singletonList("n2.swap2"), "swap1"));
    joinOperations.add(new FieldTransformOperation("unchange1", "unchange", Collections.singletonList("n1.n1same"), "n1same"));
    joinOperations.add(new FieldTransformOperation("unchange2", "unchange", Collections.singletonList("n2.n2same"), "n2same"));
    stageOperations.put("n4", Collections.singletonList(new FieldWriteOperation("Write", "write description", dest, "id", "new_id", "swap1", "swap2", "n1same", "n2same")));
    LineageOperationsProcessor processor = new LineageOperationsProcessor(connections, stageOperations, Collections.singleton("n3"));
    Set<Operation> expectedOperations = new HashSet<>();
    expectedOperations.add(new ReadOperation("n1.readSrc1", "read description", src1, "id", "swap1", "n1same"));
    expectedOperations.add(new ReadOperation("n2.readSrc2", "read description", src2, "id", "swap2", "n2same"));
    expectedOperations.add(new TransformOperation("n3.JoinKey", "Join Key", Arrays.asList(InputField.of("n1.readSrc1", "id"), InputField.of("n2.readSrc2", "id")), "id"));
    expectedOperations.add(new TransformOperation("n3.RenameN2", "rename", Collections.singletonList(InputField.of("n2.readSrc2", "id")), "new_id"));
    expectedOperations.add(new TransformOperation("n3.swap1", "swap", Collections.singletonList(InputField.of("n1.readSrc1", "swap1")), "swap2"));
    expectedOperations.add(new TransformOperation("n3.swap2", "swap", Collections.singletonList(InputField.of("n2.readSrc2", "swap2")), "swap1"));
    expectedOperations.add(new TransformOperation("n3.unchange1", "unchange", Collections.singletonList(InputField.of("n1.readSrc1", "n1same")), "n1same"));
    expectedOperations.add(new TransformOperation("n3.unchange2", "unchange", Collections.singletonList(InputField.of("n2.readSrc2", "n2same")), "n2same"));
    expectedOperations.add(new WriteOperation("n4.Write", "write description", dest, Arrays.asList(InputField.of("n3.JoinKey", "id"), InputField.of("n3.RenameN2", "new_id"), InputField.of("n3.swap2", "swap1"), InputField.of("n3.swap1", "swap2"), InputField.of("n3.unchange1", "n1same"), InputField.of("n3.unchange2", "n2same"))));
    Assert.assertEquals(expectedOperations, processor.process());
}

Example 7 with ReadOperation

use of io.cdap.cdap.api.lineage.field.ReadOperation in project cdap by caskdata.

the class LineageOperationProcessorTest method testSourceWithMultipleDestinations.

@Test
public void testSourceWithMultipleDestinations() {
    // |----->n3
    // n1--->n2-----|
    // |----->n4
    // n1 => read: file -> (offset, body)
    // n2 => parse: body -> (id, name, address, zip)
    // n3 => write1: (parse.id, parse.name) -> info
    // n4 => write2: (parse.address, parse.zip) -> location
    Set<Connection> connections = new HashSet<>();
    connections.add(new Connection("n1", "n2"));
    connections.add(new Connection("n2", "n3"));
    connections.add(new Connection("n3", "n4"));
    EndPoint source = EndPoint.of("ns", "file");
    EndPoint info = EndPoint.of("ns", "info");
    EndPoint location = EndPoint.of("ns", "location");
    Map<String, List<FieldOperation>> stageOperations = new HashMap<>();
    List<FieldOperation> fieldOperations = new ArrayList<>();
    fieldOperations.add(new FieldReadOperation("read", "reading from file", source, "offset", "body"));
    stageOperations.put("n1", fieldOperations);
    fieldOperations = new ArrayList<>();
    fieldOperations.add(new FieldTransformOperation("parse", "parsing body", Collections.singletonList("body"), "id", "name", "address", "zip"));
    stageOperations.put("n2", fieldOperations);
    fieldOperations = new ArrayList<>();
    fieldOperations.add(new FieldWriteOperation("infoWrite", "writing info", info, "id", "name"));
    stageOperations.put("n3", fieldOperations);
    fieldOperations = new ArrayList<>();
    fieldOperations.add(new FieldWriteOperation("locationWrite", "writing location", location, "address", "zip"));
    stageOperations.put("n4", fieldOperations);
    LineageOperationsProcessor processor = new LineageOperationsProcessor(connections, stageOperations, Collections.emptySet());
    Set<Operation> processedOperations = processor.process();
    Set<Operation> expectedOperations = new HashSet<>();
    ReadOperation read = new ReadOperation("n1.read", "reading from file", source, "offset", "body");
    expectedOperations.add(read);
    TransformOperation parse = new TransformOperation("n2.parse", "parsing body", Collections.singletonList(InputField.of("n1.read", "body")), "id", "name", "address", "zip");
    expectedOperations.add(parse);
    WriteOperation infoWrite = new WriteOperation("n3.infoWrite", "writing info", info, InputField.of("n2.parse", "id"), InputField.of("n2.parse", "name"));
    expectedOperations.add(infoWrite);
    WriteOperation locationWrite = new WriteOperation("n4.locationWrite", "writing location", location, InputField.of("n2.parse", "address"), InputField.of("n2.parse", "zip"));
    expectedOperations.add(locationWrite);
    Assert.assertEquals(new FieldLineageInfo(expectedOperations), new FieldLineageInfo(processedOperations));
}

Example 8 with ReadOperation

use of io.cdap.cdap.api.lineage.field.ReadOperation in project cdap by caskdata.

the class LineageOperationProcessorTest method testSimplePipeline.

@Test
public void testSimplePipeline() {
    // n1-->n2-->n3
    Set<Connection> connections = new HashSet<>();
    connections.add(new Connection("n1", "n2"));
    connections.add(new Connection("n2", "n3"));
    Map<String, List<FieldOperation>> stageOperations = new HashMap<>();
    List<FieldOperation> fieldOperations = new ArrayList<>();
    fieldOperations.add(new FieldReadOperation("read", "reading data", EndPoint.of("default", "file"), "offset", "body"));
    stageOperations.put("n1", fieldOperations);
    fieldOperations = new ArrayList<>();
    fieldOperations.add(new FieldTransformOperation("parse", "parsing data", Collections.singletonList("body"), Arrays.asList("name", "address", "zip")));
    stageOperations.put("n2", fieldOperations);
    fieldOperations = new ArrayList<>();
    fieldOperations.add(new FieldWriteOperation("write", "writing data", EndPoint.of("default", "file2"), "name", "address", "zip"));
    stageOperations.put("n3", fieldOperations);
    LineageOperationsProcessor processor = new LineageOperationsProcessor(connections, stageOperations, Collections.emptySet());
    Set<Operation> processedOperations = processor.process();
    Set<Operation> expected = new HashSet<>();
    expected.add(new ReadOperation("n1.read", "reading data", EndPoint.of("default", "file"), "offset", "body"));
    expected.add(new TransformOperation("n2.parse", "parsing data", Collections.singletonList(InputField.of("n1.read", "body")), "name", "address", "zip"));
    expected.add(new WriteOperation("n3.write", "writing data", EndPoint.of("default", "file2"), InputField.of("n2.parse", "name"), InputField.of("n2.parse", "address"), InputField.of("n2.parse", "zip")));
    Assert.assertEquals(new FieldLineageInfo(expected), new FieldLineageInfo(processedOperations));
}

Example 9 with ReadOperation

use of io.cdap.cdap.api.lineage.field.ReadOperation in project cdap by caskdata.

the class DataPipelineTest method testActionFieldLineage.

private void testActionFieldLineage(Engine engine) throws Exception {
    String readDataset = "ActionReadDataset" + engine;
    String writeDataset = "ActionWriteDataset" + engine;
    List<String> srcFields = ImmutableList.of("srcField1", "srcField2", "srcField3");
    Set<String> destFields = ImmutableSet.of("destField1", "destField2", "destField3");
    List<Operation> operations = new ArrayList<>();
    /*
     *          |---------> srcField1 -> destField1----|
     *          |                                      |
     * ActionReadDataset -> srcField2 -> destField2 ---|-> ActionWriteDataset
     *          |                                      |
     *          |---------> srcField3 -> destField3 ---|
     */
    operations.add(new ReadOperation("Read", "1st operation", EndPoint.of("default", readDataset), srcFields));
    operations.add(new TransformOperation("Transform1", "2nd operation", Collections.singletonList(InputField.of("Read", "srcField1")), "destField1"));
    operations.add(new TransformOperation("Transform2", "3rd operation", Collections.singletonList(InputField.of("Read", "srcField2")), "destField2"));
    operations.add(new TransformOperation("Transform3", "4th operation", Collections.singletonList(InputField.of("Read", "srcField3")), "destField3"));
    operations.add(new WriteOperation("Write", "5th operation", EndPoint.of("default", writeDataset), ImmutableList.of(InputField.of("Transform1", "destField1"), InputField.of("Transform2", "destField2"), InputField.of("Transform3", "destField3"))));
    ETLStage action = new ETLStage("action", FieldLineageAction.getPlugin(readDataset, writeDataset, operations));
    ETLBatchConfig etlConfig = ETLBatchConfig.builder().addStage(action).setEngine(engine).build();
    AppRequest<ETLBatchConfig> appRequest = new AppRequest<>(APP_ARTIFACT, etlConfig);
    ApplicationId appId = NamespaceId.DEFAULT.app("ActionFieldLineage-" + engine);
    ApplicationManager appManager = deployApplication(appId, appRequest);
    WorkflowManager workflowManager = appManager.getWorkflowManager(SmartWorkflow.NAME);
    workflowManager.startAndWaitForGoodRun(ProgramRunStatus.COMPLETED, 5, TimeUnit.MINUTES);
    FieldLineageAdmin fieldAdmin = getFieldLineageAdmin();
    // get field lineage for dest dataset
    DatasetFieldLineageSummary summary = fieldAdmin.getDatasetFieldLineage(Constants.FieldLineage.Direction.BOTH, EndPoint.of("default", writeDataset), 0, System.currentTimeMillis());
    Assert.assertEquals(NamespaceId.DEFAULT.dataset(writeDataset), summary.getDatasetId());
    Assert.assertEquals(destFields, summary.getFields());
    Assert.assertTrue(summary.getOutgoing().isEmpty());
    Assert.assertEquals(1, summary.getIncoming().size());
    Set<FieldRelation> fieldRelations = ImmutableSet.of(new FieldRelation("srcField1", "destField1"), new FieldRelation("srcField2", "destField2"), new FieldRelation("srcField3", "destField3"));
    DatasetFieldLineageSummary.FieldLineageRelations expectedRelations = new DatasetFieldLineageSummary.FieldLineageRelations(NamespaceId.DEFAULT.dataset(readDataset), 3, fieldRelations);
    Assert.assertEquals(expectedRelations, summary.getIncoming().iterator().next());
    // get field lineage for src dataset
    summary = fieldAdmin.getDatasetFieldLineage(Constants.FieldLineage.Direction.BOTH, EndPoint.of("default", readDataset), 0, System.currentTimeMillis());
    Assert.assertEquals(NamespaceId.DEFAULT.dataset(readDataset), summary.getDatasetId());
    Assert.assertEquals(new HashSet<>(srcFields), summary.getFields());
    Assert.assertTrue(summary.getIncoming().isEmpty());
    Assert.assertEquals(1, summary.getOutgoing().size());
    expectedRelations = new DatasetFieldLineageSummary.FieldLineageRelations(NamespaceId.DEFAULT.dataset(writeDataset), 3, fieldRelations);
    Assert.assertEquals(expectedRelations, summary.getOutgoing().iterator().next());
    LineageAdmin lineageAdmin = getLineageAdmin();
    ProgramId programId = appId.workflow(SmartWorkflow.NAME);
    RunId runId = RunIds.fromString(workflowManager.getHistory().iterator().next().getPid());
    // get dataset lineage for src dataset
    Tasks.waitFor(2, () -> {
        Lineage lineage = lineageAdmin.computeLineage(NamespaceId.DEFAULT.dataset(readDataset), 0, System.currentTimeMillis(), 1, "workflow");
        return lineage.getRelations().size();
    }, 10, TimeUnit.SECONDS);
    Lineage lineage = lineageAdmin.computeLineage(NamespaceId.DEFAULT.dataset(readDataset), 0, System.currentTimeMillis(), 1, "workflow");
    Set<Relation> expectedLineage = ImmutableSet.of(new Relation(NamespaceId.DEFAULT.dataset(readDataset), programId, AccessType.READ, runId), new Relation(NamespaceId.DEFAULT.dataset(writeDataset), programId, AccessType.WRITE, runId));
    Assert.assertEquals(expectedLineage, lineage.getRelations());
    // get dataset lineage for dest dataset, in this test they should be same
    lineage = lineageAdmin.computeLineage(NamespaceId.DEFAULT.dataset(writeDataset), 0, System.currentTimeMillis(), 1, "workflow");
    Assert.assertEquals(2, lineage.getRelations().size());
    Assert.assertEquals(expectedLineage, lineage.getRelations());
}

Example 10 with ReadOperation

use of io.cdap.cdap.api.lineage.field.ReadOperation in project cdap by caskdata.

the class FieldLineageAdminTest method operations.

private Set<ProgramRunOperations> operations() {
    ProgramId program1 = new ProgramId("ns", "app", ProgramType.SPARK, "sparkprogram");
    ProgramId program2 = new ProgramId("ns", "app", ProgramType.MAPREDUCE, "mrprogram");
    EndPoint endPoint1 = EndPoint.of("ns", "file");
    EndPoint endPoint2 = EndPoint.of("ns", "anotherfile");
    ReadOperation read = new ReadOperation("read", "reading file", endPoint1, "offset", "body");
    WriteOperation write = new WriteOperation("write", "writing file", endPoint2, InputField.of("read", "offset"), InputField.of("parse", "name"), InputField.of("parse", "address"), InputField.of("parse", "zip"));
    ProgramRunId program1Run1 = program1.run(RunIds.generate(1000));
    ProgramRunId program1Run2 = program1.run(RunIds.generate(2000));
    Set<ProgramRunOperations> programRunOperations = new HashSet<>();
    programRunOperations.add(new ProgramRunOperations(new HashSet<>(Arrays.asList(program1Run1, program1Run2)), new HashSet<>(Arrays.asList(read, write))));
    TransformOperation normalize = new TransformOperation("normalize", "normalizing offset", Collections.singletonList(InputField.of("read", "offset")), "offset");
    write = new WriteOperation("write", "writing file", endPoint2, InputField.of("normalize", "offset"), InputField.of("parse", "name"), InputField.of("parse", "address"), InputField.of("parse", "zip"));
    ProgramRunId program1Run3 = program1.run(RunIds.generate(3000));
    ProgramRunId program1Run4 = program1.run(RunIds.generate(5000));
    ProgramRunId program2Run1 = program2.run(RunIds.generate(4000));
    ProgramRunId program2Run2 = program2.run(RunIds.generate(6000));
    Set<ProgramRunId> programRunIds = new HashSet<>(Arrays.asList(program1Run3, program1Run4, program2Run1, program2Run2));
    Set<Operation> operations = new HashSet<>(Arrays.asList(read, normalize, write));
    programRunOperations.add(new ProgramRunOperations(programRunIds, operations));
    return programRunOperations;
}