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* 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.
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package org.elasticsearch.action.admin.cluster.stats;
import org.elasticsearch.action.FailedNodeException;
import org.elasticsearch.action.admin.cluster.node.info.NodeInfo;
import org.elasticsearch.action.admin.cluster.node.stats.NodeStats;
import org.elasticsearch.action.admin.indices.stats.CommonStats;
import org.elasticsearch.action.admin.indices.stats.CommonStatsFlags;
import org.elasticsearch.action.admin.indices.stats.ShardStats;
import org.elasticsearch.action.support.ActionFilters;
import org.elasticsearch.action.support.nodes.BaseNodeRequest;
import org.elasticsearch.action.support.nodes.TransportNodesAction;
import org.elasticsearch.cluster.health.ClusterHealthStatus;
import org.elasticsearch.cluster.health.ClusterStateHealth;
import org.elasticsearch.cluster.metadata.IndexNameExpressionResolver;
import org.elasticsearch.cluster.service.ClusterService;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.io.stream.StreamInput;
import org.elasticsearch.common.io.stream.StreamOutput;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.index.IndexService;
import org.elasticsearch.index.shard.IndexShard;
import org.elasticsearch.indices.IndicesService;
import org.elasticsearch.node.NodeService;
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.TransportService;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
public class TransportClusterStatsAction extends TransportNodesAction<ClusterStatsRequest, ClusterStatsResponse,
TransportClusterStatsAction.ClusterStatsNodeRequest, ClusterStatsNodeResponse> {
private static final CommonStatsFlags SHARD_STATS_FLAGS = new CommonStatsFlags(CommonStatsFlags.Flag.Docs, CommonStatsFlags.Flag.Store,
CommonStatsFlags.Flag.FieldData, CommonStatsFlags.Flag.QueryCache, CommonStatsFlags.Flag.Completion, CommonStatsFlags.Flag.Segments);
private final NodeService nodeService;
private final IndicesService indicesService;
@Inject
public TransportClusterStatsAction(Settings settings, ThreadPool threadPool,
ClusterService clusterService, TransportService transportService,
NodeService nodeService, IndicesService indicesService,
ActionFilters actionFilters, IndexNameExpressionResolver indexNameExpressionResolver) {
super(settings, ClusterStatsAction.NAME, threadPool, clusterService, transportService, actionFilters,
indexNameExpressionResolver, ClusterStatsRequest::new, ClusterStatsNodeRequest::new, ThreadPool.Names.MANAGEMENT,
ClusterStatsNodeResponse.class);
this.nodeService = nodeService;
this.indicesService = indicesService;
}
@Override
protected ClusterStatsResponse newResponse(ClusterStatsRequest request,
List<ClusterStatsNodeResponse> responses, List<FailedNodeException> failures) {
return new ClusterStatsResponse(
System.currentTimeMillis(),
clusterService.getClusterName(),
responses,
failures);
}
@Override
protected ClusterStatsNodeRequest newNodeRequest(String nodeId, ClusterStatsRequest request) {
return new ClusterStatsNodeRequest(nodeId, request);
}
@Override
protected ClusterStatsNodeResponse newNodeResponse() {
return new ClusterStatsNodeResponse();
}
@Override
protected ClusterStatsNodeResponse nodeOperation(ClusterStatsNodeRequest nodeRequest) {
NodeInfo nodeInfo = nodeService.info(true, true, false, true, false, true, false, true, false, false);
NodeStats nodeStats = nodeService.stats(CommonStatsFlags.NONE, true, true, true, false, true, false, false, false, false, false, false);
List<ShardStats> shardsStats = new ArrayList<>();
for (IndexService indexService : indicesService) {
for (IndexShard indexShard : indexService) {
if (indexShard.routingEntry() != null && indexShard.routingEntry().active()) {
// only report on fully started shards
shardsStats.add(
new ShardStats(
indexShard.routingEntry(),
indexShard.shardPath(),
new CommonStats(indicesService.getIndicesQueryCache(), indexShard, SHARD_STATS_FLAGS),
indexShard.commitStats(),
indexShard.seqNoStats()));
}
}
}
ClusterHealthStatus clusterStatus = null;
if (clusterService.state().nodes().isLocalNodeElectedMaster()) {
clusterStatus = new ClusterStateHealth(clusterService.state()).getStatus();
}
return new ClusterStatsNodeResponse(nodeInfo.getNode(), clusterStatus, nodeInfo, nodeStats, shardsStats.toArray(new ShardStats[shardsStats.size()]));
}
@Override
protected boolean accumulateExceptions() {
return false;
}
public static class ClusterStatsNodeRequest extends BaseNodeRequest {
ClusterStatsRequest request;
public ClusterStatsNodeRequest() {
}
ClusterStatsNodeRequest(String nodeId, ClusterStatsRequest request) {
super(nodeId);
this.request = request;
}
@Override
public void readFrom(StreamInput in) throws IOException {
super.readFrom(in);
request = new ClusterStatsRequest();
request.readFrom(in);
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
request.writeTo(out);
}
}
}