integration-tests/src/test/java/org/apache/druid/tests/indexer/ITPerfectRollupParallelIndexTest.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.apache.druid.tests.indexer;

import com.fasterxml.jackson.core.JsonProcessingException;
import org.apache.druid.indexer.partitions.HashedPartitionsSpec;
import org.apache.druid.indexer.partitions.PartitionsSpec;
import org.apache.druid.indexer.partitions.SingleDimensionPartitionsSpec;
import org.apache.druid.java.util.common.Pair;
import org.apache.druid.java.util.common.StringUtils;
import org.apache.druid.testing.guice.DruidTestModuleFactory;
import org.apache.druid.tests.TestNGGroup;
import org.apache.druid.timeline.partition.HashPartitionFunction;
import org.testng.Assert;
import org.testng.annotations.DataProvider;
import org.testng.annotations.Guice;
import org.testng.annotations.Test;

import java.io.Closeable;
import java.util.function.Function;

@Test(groups = {TestNGGroup.PERFECT_ROLLUP_PARALLEL_BATCH_INDEX, TestNGGroup.SHUFFLE_DEEP_STORE})
@Guice(moduleFactory = DruidTestModuleFactory.class)
public class ITPerfectRollupParallelIndexTest extends AbstractITBatchIndexTest
{
  // This ingestion spec has a splitHintSpec of maxSplitSize of 1 to test whether or not the task can handle
  // maxSplitSize of 1 properly.
  private static final String INDEX_TASK = "/indexer/wikipedia_parallel_index_task.json";
  private static final String INDEX_QUERIES_RESOURCE = "/indexer/wikipedia_parallel_index_queries.json";
  private static final String INDEX_DATASOURCE = "wikipedia_parallel_index_test";
  private static final String INDEX_INGEST_SEGMENT_DATASOURCE = "wikipedia_parallel_ingest_segment_index_test";
  private static final String INDEX_INGEST_SEGMENT_TASK = "/indexer/wikipedia_parallel_ingest_segment_index_task.json";
  private static final String INDEX_DRUID_INPUT_SOURCE_DATASOURCE = "wikipedia_parallel_druid_input_source_index_test";
  private static final String INDEX_DRUID_INPUT_SOURCE_TASK = "/indexer/wikipedia_parallel_druid_input_source_index_task.json";

  @DataProvider
  public static Object[][] resources()
  {
    return new Object[][]{
        {new HashedPartitionsSpec(null, 2, null, HashPartitionFunction.MURMUR3_32_ABS)},
        {new HashedPartitionsSpec(null, 2, null, null)},
        {new SingleDimensionPartitionsSpec(2, null, "namespace", false)}
    };
  }

  @Test(dataProvider = "resources")
  public void testIndexData(PartitionsSpec partitionsSpec) throws Exception
  {
    try (
        final Closeable ignored1 = unloader(INDEX_DATASOURCE + config.getExtraDatasourceNameSuffix());
        final Closeable ignored2 = unloader(INDEX_INGEST_SEGMENT_DATASOURCE + config.getExtraDatasourceNameSuffix());
        final Closeable ignored3 = unloader(INDEX_DRUID_INPUT_SOURCE_DATASOURCE + config.getExtraDatasourceNameSuffix())
    ) {
      boolean forceGuaranteedRollup = partitionsSpec.isForceGuaranteedRollupCompatible();
      Assert.assertTrue(forceGuaranteedRollup, "parititionSpec does not support perfect rollup");

      final Function<String, String> rollupTransform = spec -> {
        try {
          spec = StringUtils.replace(
              spec,
              "%%FORCE_GUARANTEED_ROLLUP%%",
              Boolean.toString(true)
          );
          spec = StringUtils.replace(
              spec,
              "%%SEGMENT_AVAIL_TIMEOUT_MILLIS%%",
              jsonMapper.writeValueAsString("0")
          );
          return StringUtils.replace(
              spec,
              "%%PARTITIONS_SPEC%%",
              jsonMapper.writeValueAsString(partitionsSpec)
          );
        }
        catch (JsonProcessingException e) {
          throw new RuntimeException(e);
        }
      };

      doIndexTest(
          INDEX_DATASOURCE,
          INDEX_TASK,
          rollupTransform,
          INDEX_QUERIES_RESOURCE,
          false,
          true,
          true,
          new Pair<>(false, false)
      );

      doReindexTest(
          INDEX_DATASOURCE,
          INDEX_INGEST_SEGMENT_DATASOURCE,
          rollupTransform,
          INDEX_INGEST_SEGMENT_TASK,
          INDEX_QUERIES_RESOURCE,
          new Pair<>(false, false)

      );

      // with DruidInputSource instead of IngestSegmentFirehose
      doReindexTest(
          INDEX_DATASOURCE,
          INDEX_DRUID_INPUT_SOURCE_DATASOURCE,
          rollupTransform,
          INDEX_DRUID_INPUT_SOURCE_TASK,
          INDEX_QUERIES_RESOURCE,
          new Pair<>(false, false)
      );
    }
  }
}