/*
* Licensed to Elastic Search and Shay Banon under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. Elastic Search 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.elasticsearch.action.admin.cluster.ping.broadcast;
import org.elasticsearch.ElasticSearchException;
import org.elasticsearch.action.ShardOperationFailedException;
import org.elasticsearch.action.TransportActions;
import org.elasticsearch.action.support.DefaultShardOperationFailedException;
import org.elasticsearch.action.support.broadcast.BroadcastShardOperationFailedException;
import org.elasticsearch.action.support.broadcast.TransportBroadcastOperationAction;
import org.elasticsearch.cluster.ClusterService;
import org.elasticsearch.cluster.ClusterState;
import org.elasticsearch.cluster.routing.GroupShardsIterator;
import org.elasticsearch.cluster.routing.ShardRouting;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.TransportService;
import java.util.List;
import java.util.concurrent.atomic.AtomicReferenceArray;
import static org.elasticsearch.common.collect.Lists.*;
/**
* @author kimchy (Shay Banon)
*/
public class TransportBroadcastPingAction extends TransportBroadcastOperationAction<BroadcastPingRequest, BroadcastPingResponse, BroadcastShardPingRequest, BroadcastShardPingResponse> {
@Inject public TransportBroadcastPingAction(Settings settings, ThreadPool threadPool, ClusterService clusterService, TransportService transportService) {
super(settings, threadPool, clusterService, transportService);
}
@Override protected String executor() {
return ThreadPool.Names.CACHED;
}
@Override protected String transportAction() {
return TransportActions.Admin.Cluster.Ping.BROADCAST;
}
@Override protected String transportShardAction() {
return "/cluster/ping/broadcast/shard";
}
@Override protected BroadcastPingRequest newRequest() {
return new BroadcastPingRequest();
}
@Override protected GroupShardsIterator shards(BroadcastPingRequest request, String[] concreteIndices, ClusterState clusterState) {
return clusterService.operationRouting().searchShards(clusterState, request.indices(), concreteIndices, request.queryHint(), null, null);
}
@Override protected BroadcastPingResponse newResponse(BroadcastPingRequest request, AtomicReferenceArray shardsResponses, ClusterState clusterState) {
int successfulShards = 0;
int failedShards = 0;
List<ShardOperationFailedException> shardFailures = null;
for (int i = 0; i < shardsResponses.length(); i++) {
Object shardResponse = shardsResponses.get(i);
if (shardResponse == null) {
failedShards++;
} else if (shardResponse instanceof BroadcastShardOperationFailedException) {
failedShards++;
if (shardFailures == null) {
shardFailures = newArrayList();
}
shardFailures.add(new DefaultShardOperationFailedException((BroadcastShardOperationFailedException) shardResponse));
} else {
successfulShards++;
}
}
return new BroadcastPingResponse(shardsResponses.length(), successfulShards, failedShards, shardFailures);
}
@Override protected BroadcastShardPingRequest newShardRequest() {
return new BroadcastShardPingRequest();
}
@Override protected BroadcastShardPingRequest newShardRequest(ShardRouting shard, BroadcastPingRequest request) {
return new BroadcastShardPingRequest(shard.index(), shard.id());
}
@Override protected BroadcastShardPingResponse newShardResponse() {
return new BroadcastShardPingResponse();
}
@Override protected BroadcastShardPingResponse shardOperation(BroadcastShardPingRequest broadcastShardPingRequest) throws ElasticSearchException {
return new BroadcastShardPingResponse();
}
}