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/*
* 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 entry : stats.getStats().entrySet()) {
String key = entry.getKey();
NamedList