| /* |
| * 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.skywalking.oap.server.storage.plugin.elasticsearch.query; |
| |
| import org.apache.skywalking.library.elasticsearch.requests.search.BoolQueryBuilder; |
| import org.apache.skywalking.library.elasticsearch.requests.search.Query; |
| import org.apache.skywalking.library.elasticsearch.requests.search.Search; |
| import org.apache.skywalking.library.elasticsearch.requests.search.SearchBuilder; |
| import org.apache.skywalking.library.elasticsearch.requests.search.SearchParams; |
| import org.apache.skywalking.library.elasticsearch.response.search.SearchHit; |
| import org.apache.skywalking.library.elasticsearch.response.search.SearchResponse; |
| import org.apache.skywalking.oap.server.core.profiling.ebpf.storage.EBPFProfilingDataRecord; |
| import org.apache.skywalking.oap.server.core.storage.profiling.ebpf.IEBPFProfilingDataDAO; |
| import org.apache.skywalking.oap.server.core.storage.type.HashMapConverter; |
| import org.apache.skywalking.oap.server.library.client.elasticsearch.ElasticSearchClient; |
| import org.apache.skywalking.oap.server.storage.plugin.elasticsearch.StorageModuleElasticsearchConfig; |
| import org.apache.skywalking.oap.server.storage.plugin.elasticsearch.base.EsDAO; |
| import org.apache.skywalking.oap.server.storage.plugin.elasticsearch.base.IndexController; |
| |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| |
| public class EBPFProfilingDataEsDAO extends EsDAO implements IEBPFProfilingDataDAO { |
| private final int scrollingBatchSize; |
| |
| public EBPFProfilingDataEsDAO(ElasticSearchClient client, StorageModuleElasticsearchConfig config) { |
| super(client); |
| this.scrollingBatchSize = config.getProfileDataQueryBatchSize(); |
| } |
| |
| @Override |
| public List<EBPFProfilingDataRecord> queryData(List<String> scheduleIdList, long beginTime, long endTime) throws IOException { |
| final String index = |
| IndexController.LogicIndicesRegister.getPhysicalTableName(EBPFProfilingDataRecord.INDEX_NAME); |
| final BoolQueryBuilder query = Query.bool(); |
| if (IndexController.LogicIndicesRegister.isPhysicalTable(EBPFProfilingDataRecord.INDEX_NAME)) { |
| query.must(Query.term(IndexController.LogicIndicesRegister.RECORD_TABLE_NAME, EBPFProfilingDataRecord.INDEX_NAME)); |
| } |
| final SearchBuilder search = Search.builder().query(query).size(scrollingBatchSize); |
| query.must(Query.terms(EBPFProfilingDataRecord.SCHEDULE_ID, scheduleIdList)); |
| query.must(Query.range(EBPFProfilingDataRecord.UPLOAD_TIME).gte(beginTime).lt(endTime)); |
| |
| final SearchParams params = new SearchParams().scroll(SCROLL_CONTEXT_RETENTION); |
| final List<EBPFProfilingDataRecord> records = new ArrayList<>(); |
| |
| SearchResponse results = getClient().search(index, search.build(), params); |
| final Set<String> scrollIds = new HashSet<>(); |
| try { |
| while (true) { |
| final String scrollId = results.getScrollId(); |
| scrollIds.add(scrollId); |
| if (results.getHits().getTotal() == 0) { |
| break; |
| } |
| final List<EBPFProfilingDataRecord> batch = buildDataList(results); |
| records.addAll(batch); |
| // The last iterate, there is no more data |
| if (batch.size() < scrollingBatchSize) { |
| break; |
| } |
| results = getClient().scroll(SCROLL_CONTEXT_RETENTION, scrollId); |
| } |
| } finally { |
| scrollIds.forEach(getClient()::deleteScrollContextQuietly); |
| } |
| return records; |
| } |
| |
| private List<EBPFProfilingDataRecord> buildDataList(SearchResponse response) { |
| List<EBPFProfilingDataRecord> records = new ArrayList<>(); |
| for (SearchHit hit : response.getHits()) { |
| final Map<String, Object> sourceAsMap = hit.getSource(); |
| final EBPFProfilingDataRecord.Builder builder = new EBPFProfilingDataRecord.Builder(); |
| records.add(builder.storage2Entity(new HashMapConverter.ToEntity(sourceAsMap))); |
| } |
| return records; |
| } |
| } |