| /** |
| * 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.ambari.metrics.core.timeline.aggregators.v2; |
| |
| import static org.apache.ambari.metrics.core.timeline.query.PhoenixTransactSQL.GET_AGGREGATED_HOST_METRIC_GROUPBY_SQL; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.concurrent.ConcurrentHashMap; |
| |
| import org.apache.ambari.metrics.core.timeline.availability.MetricCollectorHAController; |
| import org.apache.ambari.metrics.core.timeline.query.EmptyCondition; |
| import org.apache.commons.collections.CollectionUtils; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.ambari.metrics.core.timeline.PhoenixHBaseAccessor; |
| import org.apache.ambari.metrics.core.timeline.availability.AggregationTaskRunner; |
| import org.apache.ambari.metrics.core.timeline.discovery.TimelineMetricMetadataManager; |
| import org.apache.ambari.metrics.core.timeline.query.Condition; |
| |
| public class TimelineMetricFilteringHostAggregator extends TimelineMetricHostAggregator { |
| private TimelineMetricMetadataManager metricMetadataManager; |
| private ConcurrentHashMap<String, Long> postedAggregatedMap; |
| |
| public TimelineMetricFilteringHostAggregator(AggregationTaskRunner.AGGREGATOR_NAME aggregatorName, |
| TimelineMetricMetadataManager metricMetadataManager, |
| PhoenixHBaseAccessor hBaseAccessor, |
| Configuration metricsConf, |
| String checkpointLocation, |
| Long sleepIntervalMillis, |
| Integer checkpointCutOffMultiplier, |
| String hostAggregatorDisabledParam, |
| String tableName, |
| String outputTableName, |
| Long nativeTimeRangeDelay, |
| MetricCollectorHAController haController, |
| ConcurrentHashMap<String, Long> postedAggregatedMap) { |
| super(aggregatorName, |
| hBaseAccessor, metricsConf, |
| checkpointLocation, |
| sleepIntervalMillis, |
| checkpointCutOffMultiplier, |
| hostAggregatorDisabledParam, |
| tableName, |
| outputTableName, |
| nativeTimeRangeDelay, |
| haController); |
| this.metricMetadataManager = metricMetadataManager; |
| this.postedAggregatedMap = postedAggregatedMap; |
| } |
| |
| @Override |
| protected Condition prepareMetricQueryCondition(long startTime, long endTime) { |
| List<String> aggregatedHostnames = new ArrayList<>(); |
| for (Map.Entry<String, Long> entry : postedAggregatedMap.entrySet()) { |
| if (entry.getValue() > startTime && entry.getValue() <= endTime) { |
| aggregatedHostnames.add(entry.getKey()); |
| } |
| } |
| List<String> notAggregatedHostnames = metricMetadataManager.getNotLikeHostnames(aggregatedHostnames); |
| if (LOG.isDebugEnabled()) { |
| LOG.debug("Already aggregated hostnames based on postedAggregatedMap : " + aggregatedHostnames); |
| LOG.debug("Hostnames that will be aggregated : " + notAggregatedHostnames); |
| } |
| List<byte[]> uuids = metricMetadataManager.getUuidsForGetMetricQuery(new ArrayList<String>(), notAggregatedHostnames, "", ""); |
| |
| EmptyCondition condition = new EmptyCondition(); |
| condition.setDoUpdate(true); |
| |
| condition.setStatement(String.format(GET_AGGREGATED_HOST_METRIC_GROUPBY_SQL, |
| outputTableName, endTime - 1000l, tableName, |
| getDownsampledMetricSkipClause() + getIncludedUuidsClause(uuids), startTime, endTime)); |
| |
| if (LOG.isDebugEnabled()) { |
| LOG.debug("Condition: " + condition.toString()); |
| } |
| |
| return condition; |
| } |
| |
| private String getIncludedUuidsClause(List<byte[]> uuids) { |
| StringBuilder sb = new StringBuilder(); |
| sb.append("("); |
| |
| //LIKE clause |
| // (UUID LIKE ? OR UUID LIKE ?) AND |
| if (CollectionUtils.isNotEmpty(uuids)) { |
| for (int i = 0; i < uuids.size(); i++) { |
| sb.append("UUID"); |
| sb.append(" LIKE "); |
| sb.append("'%"); |
| sb.append(new String(uuids.get(i))); |
| sb.append("'"); |
| |
| if (i == uuids.size() - 1) { |
| sb.append(") AND "); |
| } else { |
| sb.append(" OR "); |
| } |
| } |
| } |
| return sb.toString(); |
| } |
| } |