| |
| /* |
| * 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.solr.cloud.api.collections; |
| |
| import java.lang.invoke.MethodHandles; |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Map; |
| |
| import com.codahale.metrics.Timer; |
| import org.apache.solr.cloud.OverseerTaskProcessor; |
| import org.apache.solr.cloud.Stats; |
| import org.apache.solr.common.cloud.ClusterState; |
| import org.apache.solr.common.cloud.ZkNodeProps; |
| import org.apache.solr.common.cloud.ZkStateReader; |
| import org.apache.solr.common.util.NamedList; |
| import org.apache.solr.common.util.SimpleOrderedMap; |
| import org.apache.solr.util.stats.MetricUtils; |
| import org.apache.zookeeper.data.Stat; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public class OverseerStatusCmd implements OverseerCollectionMessageHandler.Cmd { |
| private static final Logger log = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass()); |
| private final OverseerCollectionMessageHandler ocmh; |
| |
| public OverseerStatusCmd(OverseerCollectionMessageHandler ocmh) { |
| this.ocmh = ocmh; |
| } |
| |
| @Override |
| @SuppressWarnings("unchecked") |
| public void call(ClusterState state, ZkNodeProps message, NamedList results) throws Exception { |
| ZkStateReader zkStateReader = ocmh.zkStateReader; |
| String leaderNode = OverseerTaskProcessor.getLeaderNode(zkStateReader.getZkClient()); |
| results.add("leader", leaderNode); |
| Stat stat = new Stat(); |
| zkStateReader.getZkClient().getData("/overseer/queue",null, stat, true); |
| results.add("overseer_queue_size", stat.getNumChildren()); |
| stat = new Stat(); |
| zkStateReader.getZkClient().getData("/overseer/queue-work",null, stat, true); |
| results.add("overseer_work_queue_size", stat.getNumChildren()); |
| stat = new Stat(); |
| zkStateReader.getZkClient().getData("/overseer/collection-queue-work",null, stat, true); |
| results.add("overseer_collection_queue_size", stat.getNumChildren()); |
| |
| NamedList overseerStats = new NamedList(); |
| NamedList collectionStats = new NamedList(); |
| NamedList stateUpdateQueueStats = new NamedList(); |
| NamedList workQueueStats = new NamedList(); |
| NamedList collectionQueueStats = new NamedList(); |
| Stats stats = ocmh.stats; |
| for (Map.Entry<String, Stats.Stat> entry : stats.getStats().entrySet()) { |
| String key = entry.getKey(); |
| NamedList<Object> lst = new SimpleOrderedMap<>(); |
| if (key.startsWith("collection_")) { |
| collectionStats.add(key.substring(11), lst); |
| int successes = stats.getSuccessCount(entry.getKey()); |
| int errors = stats.getErrorCount(entry.getKey()); |
| lst.add("requests", successes); |
| lst.add("errors", errors); |
| List<Stats.FailedOp> failureDetails = stats.getFailureDetails(key); |
| if (failureDetails != null) { |
| List<SimpleOrderedMap<Object>> failures = new ArrayList<>(); |
| for (Stats.FailedOp failedOp : failureDetails) { |
| SimpleOrderedMap<Object> fail = new SimpleOrderedMap<>(); |
| fail.add("request", failedOp.req.getProperties()); |
| fail.add("response", failedOp.resp.getResponse()); |
| failures.add(fail); |
| } |
| lst.add("recent_failures", failures); |
| } |
| } else if (key.startsWith("/overseer/queue_")) { |
| stateUpdateQueueStats.add(key.substring(16), lst); |
| } else if (key.startsWith("/overseer/queue-work_")) { |
| workQueueStats.add(key.substring(21), lst); |
| } else if (key.startsWith("/overseer/collection-queue-work_")) { |
| collectionQueueStats.add(key.substring(32), lst); |
| } else { |
| // overseer stats |
| overseerStats.add(key, lst); |
| int successes = stats.getSuccessCount(entry.getKey()); |
| int errors = stats.getErrorCount(entry.getKey()); |
| lst.add("requests", successes); |
| lst.add("errors", errors); |
| } |
| Timer timer = entry.getValue().requestTime; |
| MetricUtils.addMetrics(lst, timer); |
| } |
| results.add("overseer_operations", overseerStats); |
| results.add("collection_operations", collectionStats); |
| results.add("overseer_queue", stateUpdateQueueStats); |
| results.add("overseer_internal_queue", workQueueStats); |
| results.add("collection_queue", collectionQueueStats); |
| |
| } |
| } |