Examples with SimpleIndexManager org.apache.nifi.provenance.lucene.SimpleIndexManager used on opensource projects

Example 6 with SimpleIndexManager

use of org.apache.nifi.provenance.lucene.SimpleIndexManager in project nifi by apache.

the class TestLuceneEventIndex method addThenQueryWithEmptyQuery.

@Test(timeout = 60000)
public void addThenQueryWithEmptyQuery() throws InterruptedException {
    assumeFalse(isWindowsEnvironment());
    final RepositoryConfiguration repoConfig = createConfig();
    final IndexManager indexManager = new SimpleIndexManager(repoConfig);
    final LuceneEventIndex index = new LuceneEventIndex(repoConfig, indexManager, 1, EventReporter.NO_OP);
    final ProvenanceEventRecord event = createEvent();
    index.addEvent(event, new StorageSummary(event.getEventId(), "1.prov", "1", 1, 2L, 2L));
    final Query query = new Query(UUID.randomUUID().toString());
    final ArrayListEventStore eventStore = new ArrayListEventStore();
    eventStore.addEvent(event);
    index.initialize(eventStore);
    // We don't know how long it will take for the event to be indexed, so keep querying until
    // we get a result. The test will timeout after 5 seconds if we've still not succeeded.
    List<ProvenanceEventRecord> matchingEvents = Collections.emptyList();
    while (matchingEvents.isEmpty()) {
        final QuerySubmission submission = index.submitQuery(query, EventAuthorizer.GRANT_ALL, "unit test user");
        assertNotNull(submission);
        final QueryResult result = submission.getResult();
        assertNotNull(result);
        result.awaitCompletion(100, TimeUnit.MILLISECONDS);
        assertTrue(result.isFinished());
        assertNull(result.getError());
        matchingEvents = result.getMatchingEvents();
        assertNotNull(matchingEvents);
        // avoid crushing the CPU
        Thread.sleep(100L);
    }
    assertEquals(1, matchingEvents.size());
    assertEquals(event, matchingEvents.get(0));
}

Example 7 with SimpleIndexManager

use of org.apache.nifi.provenance.lucene.SimpleIndexManager in project nifi by apache.

the class TestLuceneEventIndex method testExpiration.

@Test(timeout = 60000)
public void testExpiration() throws InterruptedException, IOException {
    final RepositoryConfiguration repoConfig = createConfig(1);
    repoConfig.setDesiredIndexSize(1L);
    final IndexManager indexManager = new SimpleIndexManager(repoConfig);
    final LuceneEventIndex index = new LuceneEventIndex(repoConfig, indexManager, 1, EventReporter.NO_OP);
    final List<ProvenanceEventRecord> events = new ArrayList<>();
    events.add(createEvent(500000L));
    events.add(createEvent());
    final EventStore eventStore = Mockito.mock(EventStore.class);
    Mockito.doAnswer(new Answer<List<ProvenanceEventRecord>>() {

        @Override
        public List<ProvenanceEventRecord> answer(final InvocationOnMock invocation) throws Throwable {
            final Long eventId = invocation.getArgumentAt(0, Long.class);
            assertEquals(0, eventId.longValue());
            assertEquals(1, invocation.getArgumentAt(1, Integer.class).intValue());
            return Collections.singletonList(events.get(0));
        }
    }).when(eventStore).getEvents(Mockito.anyLong(), Mockito.anyInt());
    index.initialize(eventStore);
    index.addEvent(events.get(0), createStorageSummary(events.get(0).getEventId()));
    // Add the first event to the index and wait for it to be indexed, since indexing is asynchronous.
    List<File> allDirectories = Collections.emptyList();
    while (allDirectories.isEmpty()) {
        allDirectories = index.getDirectoryManager().getDirectories(null, null);
    }
    // Remove the first event from the store
    events.remove(0);
    index.performMaintenance();
    assertEquals(1, index.getDirectoryManager().getDirectories(null, null).size());
}

Example 8 with SimpleIndexManager

use of org.apache.nifi.provenance.lucene.SimpleIndexManager in project nifi by apache.

the class TestLuceneEventIndex method testUnauthorizedEventsGetPlaceholdersForExpandChildren.

@Test(timeout = 60000)
public void testUnauthorizedEventsGetPlaceholdersForExpandChildren() throws InterruptedException {
    assumeFalse(isWindowsEnvironment());
    final RepositoryConfiguration repoConfig = createConfig(1);
    repoConfig.setDesiredIndexSize(1L);
    final IndexManager indexManager = new SimpleIndexManager(repoConfig);
    final ArrayListEventStore eventStore = new ArrayListEventStore();
    final LuceneEventIndex index = new LuceneEventIndex(repoConfig, indexManager, 3, EventReporter.NO_OP);
    index.initialize(eventStore);
    final ProvenanceEventRecord firstEvent = createEvent("4444");
    final Map<String, String> previousAttributes = new HashMap<>();
    previousAttributes.put("uuid", "4444");
    final Map<String, String> updatedAttributes = new HashMap<>();
    updatedAttributes.put("updated", "true");
    final ProvenanceEventRecord fork = new StandardProvenanceEventRecord.Builder().setEventType(ProvenanceEventType.FORK).setAttributes(previousAttributes, updatedAttributes).addChildFlowFile("1234").setComponentId("component-1").setComponentType("unit test").setEventId(idGenerator.getAndIncrement()).setEventTime(System.currentTimeMillis()).setFlowFileEntryDate(System.currentTimeMillis()).setFlowFileUUID("4444").setLineageStartDate(System.currentTimeMillis()).setCurrentContentClaim("container", "section", "unit-test-id", 0L, 1024L).build();
    index.addEvents(eventStore.addEvent(firstEvent).getStorageLocations());
    index.addEvents(eventStore.addEvent(fork).getStorageLocations());
    for (int i = 0; i < 3; i++) {
        final ProvenanceEventRecord event = createEvent("1234");
        final StorageResult storageResult = eventStore.addEvent(event);
        index.addEvents(storageResult.getStorageLocations());
    }
    final NiFiUser user = createUser();
    final EventAuthorizer allowForkEvents = new EventAuthorizer() {

        @Override
        public boolean isAuthorized(ProvenanceEventRecord event) {
            return event.getEventType() == ProvenanceEventType.FORK;
        }

        @Override
        public void authorize(ProvenanceEventRecord event) throws AccessDeniedException {
        }
    };
    List<LineageNode> nodes = Collections.emptyList();
    while (nodes.size() < 5) {
        final ComputeLineageSubmission submission = index.submitExpandChildren(1L, user, allowForkEvents);
        assertTrue(submission.getResult().awaitCompletion(5, TimeUnit.SECONDS));
        nodes = submission.getResult().getNodes();
        Thread.sleep(25L);
    }
    assertEquals(5, nodes.size());
    assertEquals(1L, nodes.stream().filter(n -> n.getNodeType() == LineageNodeType.FLOWFILE_NODE).count());
    assertEquals(4L, nodes.stream().filter(n -> n.getNodeType() == LineageNodeType.PROVENANCE_EVENT_NODE).count());
    final Map<ProvenanceEventType, List<LineageNode>> eventMap = nodes.stream().filter(n -> n.getNodeType() == LineageNodeType.PROVENANCE_EVENT_NODE).collect(Collectors.groupingBy(n -> ((ProvenanceEventLineageNode) n).getEventType()));
    assertEquals(2, eventMap.size());
    assertEquals(1, eventMap.get(ProvenanceEventType.FORK).size());
    assertEquals(3, eventMap.get(ProvenanceEventType.UNKNOWN).size());
}

Example 9 with SimpleIndexManager

use of org.apache.nifi.provenance.lucene.SimpleIndexManager in project nifi by apache.

the class TestLuceneEventIndex method testQuerySpecificField.

@Test(timeout = 50000)
public void testQuerySpecificField() throws InterruptedException {
    final RepositoryConfiguration repoConfig = createConfig();
    final IndexManager indexManager = new SimpleIndexManager(repoConfig);
    final LuceneEventIndex index = new LuceneEventIndex(repoConfig, indexManager, 2, EventReporter.NO_OP);
    // add 2 events, one of which we will query for.
    final ProvenanceEventRecord event = createEvent();
    index.addEvent(event, new StorageSummary(event.getEventId(), "1.prov", "1", 1, 2L, 2L));
    index.addEvent(createEvent(), new StorageSummary(2L, "1.prov", "1", 1, 2L, 2L));
    // Create a query that searches for the event with the FlowFile UUID equal to the first event's.
    final Query query = new Query(UUID.randomUUID().toString());
    query.addSearchTerm(SearchTerms.newSearchTerm(SearchableFields.FlowFileUUID, event.getFlowFileUuid()));
    final ArrayListEventStore eventStore = new ArrayListEventStore();
    eventStore.addEvent(event);
    index.initialize(eventStore);
    // We don't know how long it will take for the event to be indexed, so keep querying until
    // we get a result. The test will timeout after 5 seconds if we've still not succeeded.
    List<ProvenanceEventRecord> matchingEvents = Collections.emptyList();
    while (matchingEvents.isEmpty()) {
        final QuerySubmission submission = index.submitQuery(query, EventAuthorizer.GRANT_ALL, "unit test user");
        assertNotNull(submission);
        final QueryResult result = submission.getResult();
        assertNotNull(result);
        result.awaitCompletion(100, TimeUnit.MILLISECONDS);
        assertTrue(result.isFinished());
        assertNull(result.getError());
        matchingEvents = result.getMatchingEvents();
        assertNotNull(matchingEvents);
        // avoid crushing the CPU
        Thread.sleep(100L);
    }
    assertEquals(1, matchingEvents.size());
    assertEquals(event, matchingEvents.get(0));
}