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Example 1 with GetDataStreamResponse

use of org.opensearch.client.indices.GetDataStreamResponse in project OpenSearch by opensearch-project.

the class IndicesClientIT method testDataStreams.

@AwaitsFix(bugUrl = "https://github.com/elastic/elasticsearch/issues/60461")
public void testDataStreams() throws Exception {
    String dataStreamName = "data-stream";
    CompressedXContent mappings = new CompressedXContent("{\"properties\":{\"@timestamp\":{\"type\":\"date\"}}}");
    Template template = new Template(null, mappings, null);
    ComposableIndexTemplate indexTemplate = new ComposableIndexTemplate(Collections.singletonList(dataStreamName), template, Collections.emptyList(), 1L, 1L, new HashMap<>(), new ComposableIndexTemplate.DataStreamTemplate());
    PutComposableIndexTemplateRequest putComposableIndexTemplateRequest = new PutComposableIndexTemplateRequest().name("ds-template").create(true).indexTemplate(indexTemplate);
    AcknowledgedResponse response = execute(putComposableIndexTemplateRequest, highLevelClient().indices()::putIndexTemplate, highLevelClient().indices()::putIndexTemplateAsync);
    assertThat(response.isAcknowledged(), equalTo(true));
    CreateDataStreamRequest createDataStreamRequest = new CreateDataStreamRequest(dataStreamName);
    IndicesClient indices = highLevelClient().indices();
    response = execute(createDataStreamRequest, indices::createDataStream, indices::createDataStreamAsync);
    assertThat(response.isAcknowledged(), equalTo(true));
    ensureHealth(dataStreamName, (request -> {
        request.addParameter("wait_for_status", "yellow");
    }));
    GetDataStreamRequest getDataStreamRequest = new GetDataStreamRequest(dataStreamName);
    GetDataStreamResponse getDataStreamResponse = execute(getDataStreamRequest, indices::getDataStream, indices::getDataStreamAsync);
    List<DataStream> dataStreams = getDataStreamResponse.getDataStreams();
    assertThat(dataStreams, hasSize(1));
    DataStream dataStream = dataStreams.get(0);
    assertThat(dataStream.getName(), equalTo(dataStreamName));
    assertThat(dataStream.getGeneration(), equalTo(1L));
    assertThat(dataStream.getTimeStampField(), equalTo("@timestamp"));
    assertThat(dataStream.getIndices(), hasSize(1));
    getDataStreamRequest = new GetDataStreamRequest(null);
    getDataStreamResponse = execute(getDataStreamRequest, indices::getDataStream, indices::getDataStreamAsync);
    dataStreams = getDataStreamResponse.getDataStreams();
    assertThat(dataStreams, hasSize(1));
    dataStream = dataStreams.get(0);
    assertThat(dataStream.getName(), equalTo(dataStreamName));
    assertThat(dataStream.getGeneration(), equalTo(1L));
    assertThat(dataStream.getTimeStampField(), equalTo("@timestamp"));
    assertThat(dataStream.getIndices(), hasSize(1));
    DataStreamsStatsRequest dataStreamsStatsRequest = new DataStreamsStatsRequest();
    DataStreamsStatsResponse dataStreamsStatsResponse = execute(dataStreamsStatsRequest, indices::dataStreamsStats, indices::dataStreamsStatsAsync);
    int dataStreamsCount = dataStreamsStatsResponse.getDataStreamCount();
    assertThat(dataStreamsCount, equalTo(1));
    int backingIndices = dataStreamsStatsResponse.getBackingIndices();
    assertThat(backingIndices, equalTo(1));
    ByteSizeValue byteSizeValue = dataStreamsStatsResponse.getTotalStoreSize();
    assertThat(byteSizeValue, notNullValue());
    assertThat(byteSizeValue.getBytes(), not(equalTo(0L)));
    Map<String, DataStreamStats> dataStreamsStats = dataStreamsStatsResponse.getDataStreams();
    assertThat(dataStreamsStats, notNullValue());
    assertThat(dataStreamsStats.size(), equalTo(1));
    DataStreamStats dataStreamStat = dataStreamsStats.get(dataStreamName);
    assertThat(dataStreamStat, notNullValue());
    assertThat(dataStreamStat.getDataStream(), equalTo(dataStreamName));
    assertThat(dataStreamStat.getBackingIndices(), equalTo(1));
    // No data in here
    assertThat(dataStreamStat.getMaximumTimestamp(), equalTo(0L));
    // but still takes up some space on disk
    assertThat(dataStreamStat.getStoreSize().getBytes(), not(equalTo(0L)));
    DeleteDataStreamRequest deleteDataStreamRequest = new DeleteDataStreamRequest(dataStreamName);
    response = execute(deleteDataStreamRequest, indices::deleteDataStream, indices::deleteDataStreamAsync);
    assertThat(response.isAcknowledged(), equalTo(true));
    getDataStreamRequest = new GetDataStreamRequest(null);
    getDataStreamResponse = execute(getDataStreamRequest, indices::getDataStream, indices::getDataStreamAsync);
    dataStreams = getDataStreamResponse.getDataStreams();
    assertThat(dataStreams, hasSize(0));
    getDataStreamRequest = new GetDataStreamRequest(dataStreamName);
    GetDataStreamRequest finalGetDataStreamRequest = getDataStreamRequest;
    OpenSearchStatusException e = expectThrows(OpenSearchStatusException.class, () -> execute(finalGetDataStreamRequest, indices::getDataStream, indices::getDataStreamAsync));
    assertThat(e.status(), equalTo(RestStatus.NOT_FOUND));
}
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Aggregations

IOException (java.io.IOException)1 Arrays (java.util.Arrays)1 Collections (java.util.Collections)1 HashMap (java.util.HashMap)1 List (java.util.List)1 Map (java.util.Map)1 Collectors (java.util.stream.Collectors)1 HttpGet (org.apache.http.client.methods.HttpGet)1 HttpPost (org.apache.http.client.methods.HttpPost)1 HttpPut (org.apache.http.client.methods.HttpPut)1 CoreMatchers.hasItem (org.hamcrest.CoreMatchers.hasItem)1 Matchers.arrayContainingInAnyOrder (org.hamcrest.Matchers.arrayContainingInAnyOrder)1 Matchers.contains (org.hamcrest.Matchers.contains)1 Matchers.containsString (org.hamcrest.Matchers.containsString)1 Matchers.equalTo (org.hamcrest.Matchers.equalTo)1 Matchers.greaterThanOrEqualTo (org.hamcrest.Matchers.greaterThanOrEqualTo)1 Matchers.hasEntry (org.hamcrest.Matchers.hasEntry)1 Matchers.hasItems (org.hamcrest.Matchers.hasItems)1 Matchers.hasSize (org.hamcrest.Matchers.hasSize)1 Matchers.is (org.hamcrest.Matchers.is)1