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* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch 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.indices.stats;
import org.elasticsearch.action.ShardOperationFailedException;
import org.elasticsearch.action.support.ActionFilters;
import org.elasticsearch.action.support.broadcast.node.TransportBroadcastByNodeAction;
import org.elasticsearch.cluster.ClusterState;
import org.elasticsearch.cluster.block.ClusterBlockException;
import org.elasticsearch.cluster.block.ClusterBlockLevel;
import org.elasticsearch.cluster.metadata.IndexNameExpressionResolver;
import org.elasticsearch.cluster.routing.ShardRouting;
import org.elasticsearch.cluster.routing.ShardsIterator;
import org.elasticsearch.cluster.service.ClusterService;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.index.IndexService;
import org.elasticsearch.index.shard.IndexShard;
import org.elasticsearch.index.shard.ShardNotFoundException;
import org.elasticsearch.indices.IndicesService;
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.TransportService;
import java.io.IOException;
import java.util.List;
public class TransportIndicesStatsAction extends TransportBroadcastByNodeAction<IndicesStatsRequest, IndicesStatsResponse, ShardStats> {
private final IndicesService indicesService;
@Inject
public TransportIndicesStatsAction(Settings settings, ThreadPool threadPool, ClusterService clusterService,
TransportService transportService, IndicesService indicesService,
ActionFilters actionFilters, IndexNameExpressionResolver indexNameExpressionResolver) {
super(settings, IndicesStatsAction.NAME, threadPool, clusterService, transportService, actionFilters, indexNameExpressionResolver,
IndicesStatsRequest::new, ThreadPool.Names.MANAGEMENT);
this.indicesService = indicesService;
}
/**
* Status goes across *all* shards.
*/
@Override
protected ShardsIterator shards(ClusterState clusterState, IndicesStatsRequest request, String[] concreteIndices) {
return clusterState.routingTable().allShards(concreteIndices);
}
@Override
protected ClusterBlockException checkGlobalBlock(ClusterState state, IndicesStatsRequest request) {
return state.blocks().globalBlockedException(ClusterBlockLevel.METADATA_READ);
}
@Override
protected ClusterBlockException checkRequestBlock(ClusterState state, IndicesStatsRequest request, String[] concreteIndices) {
return state.blocks().indicesBlockedException(ClusterBlockLevel.METADATA_READ, concreteIndices);
}
@Override
protected ShardStats readShardResult(StreamInput in) throws IOException {
return ShardStats.readShardStats(in);
}
@Override
protected IndicesStatsResponse newResponse(IndicesStatsRequest request, int totalShards, int successfulShards, int failedShards, List<ShardStats> responses, List<ShardOperationFailedException> shardFailures, ClusterState clusterState) {
return new IndicesStatsResponse(responses.toArray(new ShardStats[responses.size()]), totalShards, successfulShards, failedShards, shardFailures);
}
@Override
protected IndicesStatsRequest readRequestFrom(StreamInput in) throws IOException {
IndicesStatsRequest request = new IndicesStatsRequest();
request.readFrom(in);
return request;
}
@Override
protected ShardStats shardOperation(IndicesStatsRequest request, ShardRouting shardRouting) {
IndexService indexService = indicesService.indexServiceSafe(shardRouting.shardId().getIndex());
IndexShard indexShard = indexService.getShard(shardRouting.shardId().id());
// if we don't have the routing entry yet, we need it stats wise, we treat it as if the shard is not ready yet
if (indexShard.routingEntry() == null) {
throw new ShardNotFoundException(indexShard.shardId());
}
CommonStatsFlags flags = new CommonStatsFlags().clear();
if (request.docs()) {
flags.set(CommonStatsFlags.Flag.Docs);
}
if (request.store()) {
flags.set(CommonStatsFlags.Flag.Store);
}
if (request.indexing()) {
flags.set(CommonStatsFlags.Flag.Indexing);
flags.types(request.types());
}
if (request.get()) {
flags.set(CommonStatsFlags.Flag.Get);
}
if (request.search()) {
flags.set(CommonStatsFlags.Flag.Search);
flags.groups(request.groups());
}
if (request.merge()) {
flags.set(CommonStatsFlags.Flag.Merge);
}
if (request.refresh()) {
flags.set(CommonStatsFlags.Flag.Refresh);
}
if (request.flush()) {
flags.set(CommonStatsFlags.Flag.Flush);
}
if (request.warmer()) {
flags.set(CommonStatsFlags.Flag.Warmer);
}
if (request.queryCache()) {
flags.set(CommonStatsFlags.Flag.QueryCache);
}
if (request.fieldData()) {
flags.set(CommonStatsFlags.Flag.FieldData);
flags.fieldDataFields(request.fieldDataFields());
}
if (request.segments()) {
flags.set(CommonStatsFlags.Flag.Segments);
flags.includeSegmentFileSizes(request.includeSegmentFileSizes());
}
if (request.completion()) {
flags.set(CommonStatsFlags.Flag.Completion);
flags.completionDataFields(request.completionFields());
}
if (request.translog()) {
flags.set(CommonStatsFlags.Flag.Translog);
}
if (request.suggest()) {
flags.set(CommonStatsFlags.Flag.Suggest);
}
if (request.requestCache()) {
flags.set(CommonStatsFlags.Flag.RequestCache);
}
if (request.recovery()) {
flags.set(CommonStatsFlags.Flag.Recovery);
}
return new ShardStats(
indexShard.routingEntry(),
indexShard.shardPath(),
new CommonStats(indicesService.getIndicesQueryCache(), indexShard, flags), indexShard.commitStats(), indexShard.seqNoStats());
}
}