Examples with SearchShardTarget org.elasticsearch.search.SearchShardTarget used on opensource projects

Example 21 with SearchShardTarget

use of org.elasticsearch.search.SearchShardTarget in project elasticsearch by elastic.

the class FetchSearchPhaseTests method testFailFetchOneDoc.

public void testFailFetchOneDoc() throws IOException {
    MockSearchPhaseContext mockSearchPhaseContext = new MockSearchPhaseContext(2);
    SearchPhaseController controller = new SearchPhaseController(Settings.EMPTY, BigArrays.NON_RECYCLING_INSTANCE, null);
    InitialSearchPhase.SearchPhaseResults<QuerySearchResultProvider> results = controller.newSearchPhaseResults(mockSearchPhaseContext.getRequest(), 2);
    AtomicReference<SearchResponse> responseRef = new AtomicReference<>();
    int resultSetSize = randomIntBetween(2, 10);
    QuerySearchResult queryResult = new QuerySearchResult(123, new SearchShardTarget("node1", new Index("test", "na"), 0));
    queryResult.topDocs(new TopDocs(1, new ScoreDoc[] { new ScoreDoc(42, 1.0F) }, 2.0F), new DocValueFormat[0]);
    // the size of the result set
    queryResult.size(resultSetSize);
    results.consumeResult(0, queryResult);
    queryResult = new QuerySearchResult(321, new SearchShardTarget("node2", new Index("test", "na"), 1));
    queryResult.topDocs(new TopDocs(1, new ScoreDoc[] { new ScoreDoc(84, 2.0F) }, 2.0F), new DocValueFormat[0]);
    queryResult.size(resultSetSize);
    results.consumeResult(1, queryResult);
    SearchTransportService searchTransportService = new SearchTransportService(Settings.builder().put("search.remote.connect", false).build(), null, null) {

        @Override
        public void sendExecuteFetch(Transport.Connection connection, ShardFetchSearchRequest request, SearchTask task, ActionListener<FetchSearchResult> listener) {
            if (request.id() == 321) {
                FetchSearchResult fetchResult = new FetchSearchResult();
                fetchResult.hits(new SearchHits(new SearchHit[] { new SearchHit(84) }, 1, 2.0F));
                listener.onResponse(fetchResult);
            } else {
                listener.onFailure(new MockDirectoryWrapper.FakeIOException());
            }
        }
    };
    mockSearchPhaseContext.searchTransport = searchTransportService;
    FetchSearchPhase phase = new FetchSearchPhase(results, controller, mockSearchPhaseContext, (searchResponse) -> new SearchPhase("test") {

        @Override
        public void run() throws IOException {
            responseRef.set(searchResponse);
        }
    });
    assertEquals("fetch", phase.getName());
    phase.run();
    mockSearchPhaseContext.assertNoFailure();
    assertNotNull(responseRef.get());
    assertEquals(2, responseRef.get().getHits().totalHits);
    assertEquals(84, responseRef.get().getHits().getAt(0).docId());
    assertEquals(1, responseRef.get().getFailedShards());
    assertEquals(1, responseRef.get().getSuccessfulShards());
    assertEquals(1, responseRef.get().getShardFailures().length);
    assertTrue(responseRef.get().getShardFailures()[0].getCause() instanceof MockDirectoryWrapper.FakeIOException);
    assertEquals(1, mockSearchPhaseContext.releasedSearchContexts.size());
    assertTrue(mockSearchPhaseContext.releasedSearchContexts.contains(123L));
}

Example 22 with SearchShardTarget

use of org.elasticsearch.search.SearchShardTarget in project elasticsearch by elastic.

the class FetchSearchPhaseTests method testCleanupIrrelevantContexts.

public void testCleanupIrrelevantContexts() throws IOException {
    // contexts that are not fetched should be cleaned up
    MockSearchPhaseContext mockSearchPhaseContext = new MockSearchPhaseContext(2);
    SearchPhaseController controller = new SearchPhaseController(Settings.EMPTY, BigArrays.NON_RECYCLING_INSTANCE, null);
    InitialSearchPhase.SearchPhaseResults<QuerySearchResultProvider> results = controller.newSearchPhaseResults(mockSearchPhaseContext.getRequest(), 2);
    AtomicReference<SearchResponse> responseRef = new AtomicReference<>();
    int resultSetSize = 1;
    QuerySearchResult queryResult = new QuerySearchResult(123, new SearchShardTarget("node1", new Index("test", "na"), 0));
    queryResult.topDocs(new TopDocs(1, new ScoreDoc[] { new ScoreDoc(42, 1.0F) }, 2.0F), new DocValueFormat[0]);
    // the size of the result set
    queryResult.size(resultSetSize);
    results.consumeResult(0, queryResult);
    queryResult = new QuerySearchResult(321, new SearchShardTarget("node2", new Index("test", "na"), 1));
    queryResult.topDocs(new TopDocs(1, new ScoreDoc[] { new ScoreDoc(84, 2.0F) }, 2.0F), new DocValueFormat[0]);
    queryResult.size(resultSetSize);
    results.consumeResult(1, queryResult);
    SearchTransportService searchTransportService = new SearchTransportService(Settings.builder().put("search.remote.connect", false).build(), null, null) {

        @Override
        public void sendExecuteFetch(Transport.Connection connection, ShardFetchSearchRequest request, SearchTask task, ActionListener<FetchSearchResult> listener) {
            FetchSearchResult fetchResult = new FetchSearchResult();
            if (request.id() == 321) {
                fetchResult.hits(new SearchHits(new SearchHit[] { new SearchHit(84) }, 1, 2.0F));
            } else {
                fail("requestID 123 should not be fetched but was");
            }
            listener.onResponse(fetchResult);
        }
    };
    mockSearchPhaseContext.searchTransport = searchTransportService;
    FetchSearchPhase phase = new FetchSearchPhase(results, controller, mockSearchPhaseContext, (searchResponse) -> new SearchPhase("test") {

        @Override
        public void run() throws IOException {
            responseRef.set(searchResponse);
        }
    });
    assertEquals("fetch", phase.getName());
    phase.run();
    mockSearchPhaseContext.assertNoFailure();
    assertNotNull(responseRef.get());
    assertEquals(2, responseRef.get().getHits().totalHits);
    assertEquals(1, responseRef.get().getHits().internalHits().length);
    assertEquals(84, responseRef.get().getHits().getAt(0).docId());
    assertEquals(0, responseRef.get().getFailedShards());
    assertEquals(2, responseRef.get().getSuccessfulShards());
    assertEquals(1, mockSearchPhaseContext.releasedSearchContexts.size());
    assertTrue(mockSearchPhaseContext.releasedSearchContexts.contains(123L));
}

Example 23 with SearchShardTarget

use of org.elasticsearch.search.SearchShardTarget in project elasticsearch by elastic.

the class FetchSearchPhaseTests method testFetchDocsConcurrently.

public void testFetchDocsConcurrently() throws IOException, InterruptedException {
    int resultSetSize = randomIntBetween(0, 100);
    // we use at least 2 hits otherwise this is subject to single shard optimization and we trip an assert...
    // also numshards --> 1 hit per shard
    int numHits = randomIntBetween(2, 100);
    SearchPhaseController controller = new SearchPhaseController(Settings.EMPTY, BigArrays.NON_RECYCLING_INSTANCE, null);
    MockSearchPhaseContext mockSearchPhaseContext = new MockSearchPhaseContext(numHits);
    InitialSearchPhase.SearchPhaseResults<QuerySearchResultProvider> results = controller.newSearchPhaseResults(mockSearchPhaseContext.getRequest(), numHits);
    AtomicReference<SearchResponse> responseRef = new AtomicReference<>();
    for (int i = 0; i < numHits; i++) {
        QuerySearchResult queryResult = new QuerySearchResult(i, new SearchShardTarget("node1", new Index("test", "na"), 0));
        queryResult.topDocs(new TopDocs(1, new ScoreDoc[] { new ScoreDoc(i + 1, i) }, i), new DocValueFormat[0]);
        // the size of the result set
        queryResult.size(resultSetSize);
        results.consumeResult(i, queryResult);
    }
    SearchTransportService searchTransportService = new SearchTransportService(Settings.builder().put("search.remote.connect", false).build(), null, null) {

        @Override
        public void sendExecuteFetch(Transport.Connection connection, ShardFetchSearchRequest request, SearchTask task, ActionListener<FetchSearchResult> listener) {
            new Thread(() -> {
                FetchSearchResult fetchResult = new FetchSearchResult();
                fetchResult.hits(new SearchHits(new SearchHit[] { new SearchHit((int) (request.id() + 1)) }, 1, 100F));
                listener.onResponse(fetchResult);
            }).start();
        }
    };
    mockSearchPhaseContext.searchTransport = searchTransportService;
    CountDownLatch latch = new CountDownLatch(1);
    FetchSearchPhase phase = new FetchSearchPhase(results, controller, mockSearchPhaseContext, (searchResponse) -> new SearchPhase("test") {

        @Override
        public void run() throws IOException {
            responseRef.set(searchResponse);
            latch.countDown();
        }
    });
    assertEquals("fetch", phase.getName());
    phase.run();
    latch.await();
    mockSearchPhaseContext.assertNoFailure();
    assertNotNull(responseRef.get());
    assertEquals(numHits, responseRef.get().getHits().totalHits);
    assertEquals(Math.min(numHits, resultSetSize), responseRef.get().getHits().getHits().length);
    SearchHit[] hits = responseRef.get().getHits().getHits();
    for (int i = 0; i < hits.length; i++) {
        assertNotNull(hits[i]);
        assertEquals("index: " + i, numHits - i, hits[i].docId());
        assertEquals("index: " + i, numHits - 1 - i, (int) hits[i].getScore());
    }
    assertEquals(0, responseRef.get().getFailedShards());
    assertEquals(numHits, responseRef.get().getSuccessfulShards());
    // all non fetched results will be freed
    int sizeReleasedContexts = Math.max(0, numHits - resultSetSize);
    assertEquals(mockSearchPhaseContext.releasedSearchContexts.toString(), sizeReleasedContexts, mockSearchPhaseContext.releasedSearchContexts.size());
}

Example 24 with SearchShardTarget

use of org.elasticsearch.search.SearchShardTarget in project elasticsearch by elastic.

the class FetchSearchPhaseTests method testExceptionFailsPhase.

public void testExceptionFailsPhase() throws IOException {
    MockSearchPhaseContext mockSearchPhaseContext = new MockSearchPhaseContext(2);
    SearchPhaseController controller = new SearchPhaseController(Settings.EMPTY, BigArrays.NON_RECYCLING_INSTANCE, null);
    InitialSearchPhase.SearchPhaseResults<QuerySearchResultProvider> results = controller.newSearchPhaseResults(mockSearchPhaseContext.getRequest(), 2);
    AtomicReference<SearchResponse> responseRef = new AtomicReference<>();
    int resultSetSize = randomIntBetween(2, 10);
    QuerySearchResult queryResult = new QuerySearchResult(123, new SearchShardTarget("node1", new Index("test", "na"), 0));
    queryResult.topDocs(new TopDocs(1, new ScoreDoc[] { new ScoreDoc(42, 1.0F) }, 2.0F), new DocValueFormat[0]);
    // the size of the result set
    queryResult.size(resultSetSize);
    results.consumeResult(0, queryResult);
    queryResult = new QuerySearchResult(321, new SearchShardTarget("node2", new Index("test", "na"), 1));
    queryResult.topDocs(new TopDocs(1, new ScoreDoc[] { new ScoreDoc(84, 2.0F) }, 2.0F), new DocValueFormat[0]);
    queryResult.size(resultSetSize);
    results.consumeResult(1, queryResult);
    AtomicInteger numFetches = new AtomicInteger(0);
    SearchTransportService searchTransportService = new SearchTransportService(Settings.builder().put("search.remote.connect", false).build(), null, null) {

        @Override
        public void sendExecuteFetch(Transport.Connection connection, ShardFetchSearchRequest request, SearchTask task, ActionListener<FetchSearchResult> listener) {
            FetchSearchResult fetchResult = new FetchSearchResult();
            if (numFetches.incrementAndGet() == 1) {
                throw new RuntimeException("BOOM");
            }
            if (request.id() == 321) {
                fetchResult.hits(new SearchHits(new SearchHit[] { new SearchHit(84) }, 1, 2.0F));
            } else {
                assertEquals(request, 123);
                fetchResult.hits(new SearchHits(new SearchHit[] { new SearchHit(42) }, 1, 1.0F));
            }
            listener.onResponse(fetchResult);
        }
    };
    mockSearchPhaseContext.searchTransport = searchTransportService;
    FetchSearchPhase phase = new FetchSearchPhase(results, controller, mockSearchPhaseContext, (searchResponse) -> new SearchPhase("test") {

        @Override
        public void run() throws IOException {
            responseRef.set(searchResponse);
        }
    });
    assertEquals("fetch", phase.getName());
    phase.run();
    assertNotNull(mockSearchPhaseContext.phaseFailure.get());
    assertEquals(mockSearchPhaseContext.phaseFailure.get().getMessage(), "BOOM");
    assertNull(responseRef.get());
    assertTrue(mockSearchPhaseContext.releasedSearchContexts.isEmpty());
}

Example 25 with SearchShardTarget

use of org.elasticsearch.search.SearchShardTarget in project elasticsearch by elastic.

the class SearchPhaseControllerTests method testConsumer.

public void testConsumer() {
    int bufferSize = randomIntBetween(2, 3);
    SearchRequest request = new SearchRequest();
    request.source(new SearchSourceBuilder().aggregation(AggregationBuilders.avg("foo")));
    request.setBatchedReduceSize(bufferSize);
    InitialSearchPhase.SearchPhaseResults<QuerySearchResultProvider> consumer = searchPhaseController.newSearchPhaseResults(request, 3);
    QuerySearchResult result = new QuerySearchResult(0, new SearchShardTarget("node", new Index("a", "b"), 0));
    result.topDocs(new TopDocs(0, new ScoreDoc[0], 0.0F), new DocValueFormat[0]);
    InternalAggregations aggs = new InternalAggregations(Arrays.asList(new InternalMax("test", 1.0D, DocValueFormat.RAW, Collections.emptyList(), Collections.emptyMap())));
    result.aggregations(aggs);
    consumer.consumeResult(0, result);
    result = new QuerySearchResult(1, new SearchShardTarget("node", new Index("a", "b"), 0));
    result.topDocs(new TopDocs(0, new ScoreDoc[0], 0.0F), new DocValueFormat[0]);
    aggs = new InternalAggregations(Arrays.asList(new InternalMax("test", 3.0D, DocValueFormat.RAW, Collections.emptyList(), Collections.emptyMap())));
    result.aggregations(aggs);
    consumer.consumeResult(2, result);
    result = new QuerySearchResult(1, new SearchShardTarget("node", new Index("a", "b"), 0));
    result.topDocs(new TopDocs(0, new ScoreDoc[0], 0.0F), new DocValueFormat[0]);
    aggs = new InternalAggregations(Arrays.asList(new InternalMax("test", 2.0D, DocValueFormat.RAW, Collections.emptyList(), Collections.emptyMap())));
    result.aggregations(aggs);
    consumer.consumeResult(1, result);
    int numTotalReducePhases = 1;
    if (bufferSize == 2) {
        assertThat(consumer, instanceOf(SearchPhaseController.QueryPhaseResultConsumer.class));
        assertEquals(1, ((SearchPhaseController.QueryPhaseResultConsumer) consumer).getNumReducePhases());
        assertEquals(2, ((SearchPhaseController.QueryPhaseResultConsumer) consumer).getNumBuffered());
        numTotalReducePhases++;
    } else {
        assertThat(consumer, not(instanceOf(SearchPhaseController.QueryPhaseResultConsumer.class)));
    }
    SearchPhaseController.ReducedQueryPhase reduce = consumer.reduce();
    assertEquals(numTotalReducePhases, reduce.numReducePhases);
    InternalMax max = (InternalMax) reduce.aggregations.asList().get(0);
    assertEquals(3.0D, max.getValue(), 0.0D);
}