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/*
* Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
* or more contributor license agreements. Licensed under the Elastic License
* 2.0 and the Server Side Public License, v 1; you may not use this file except
* in compliance with, at your election, the Elastic License 2.0 or the Server
* Side Public License, v 1.
*/
package org.elasticsearch.action.admin.cluster.node.stats;
import org.elasticsearch.action.FailedNodeException;
import org.elasticsearch.action.support.ActionFilters;
import org.elasticsearch.action.support.nodes.BaseNodeRequest;
import org.elasticsearch.action.support.nodes.TransportNodesAction;
import org.elasticsearch.cluster.node.DiscoveryNode;
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.node.NodeService;
import org.elasticsearch.tasks.CancellableTask;
import org.elasticsearch.tasks.Task;
import org.elasticsearch.tasks.TaskId;
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.TransportService;
import java.io.IOException;
import java.util.List;
import java.util.Map;
import java.util.Set;
public class TransportNodesStatsAction extends TransportNodesAction<
NodesStatsRequest,
NodesStatsResponse,
TransportNodesStatsAction.NodeStatsRequest,
NodeStats> {
private final NodeService nodeService;
@Inject
public TransportNodesStatsAction(
ThreadPool threadPool,
ClusterService clusterService,
TransportService transportService,
NodeService nodeService,
ActionFilters actionFilters
) {
super(
NodesStatsAction.NAME,
threadPool,
clusterService,
transportService,
actionFilters,
NodesStatsRequest::new,
NodeStatsRequest::new,
ThreadPool.Names.MANAGEMENT,
NodeStats.class
);
this.nodeService = nodeService;
}
@Override
protected NodesStatsResponse newResponse(NodesStatsRequest request, List responses, List failures) {
return new NodesStatsResponse(clusterService.getClusterName(), responses, failures);
}
@Override
protected NodeStatsRequest newNodeRequest(NodesStatsRequest request) {
return new NodeStatsRequest(request);
}
@Override
protected NodeStats newNodeResponse(StreamInput in, DiscoveryNode node) throws IOException {
return new NodeStats(in);
}
@Override
protected NodeStats nodeOperation(NodeStatsRequest nodeStatsRequest, Task task) {
assert task instanceof CancellableTask;
return nodeOperation(nodeStatsRequest);
}
@Override
protected NodeStats nodeOperation(NodeStatsRequest nodeStatsRequest) {
NodesStatsRequest request = nodeStatsRequest.request;
Set metrics = request.requestedMetrics();
return nodeService.stats(
request.indices(),
NodesStatsRequest.Metric.OS.containedIn(metrics),
NodesStatsRequest.Metric.PROCESS.containedIn(metrics),
NodesStatsRequest.Metric.JVM.containedIn(metrics),
NodesStatsRequest.Metric.THREAD_POOL.containedIn(metrics),
NodesStatsRequest.Metric.FS.containedIn(metrics),
NodesStatsRequest.Metric.TRANSPORT.containedIn(metrics),
NodesStatsRequest.Metric.HTTP.containedIn(metrics),
NodesStatsRequest.Metric.BREAKER.containedIn(metrics),
NodesStatsRequest.Metric.SCRIPT.containedIn(metrics),
NodesStatsRequest.Metric.DISCOVERY.containedIn(metrics),
NodesStatsRequest.Metric.INGEST.containedIn(metrics),
NodesStatsRequest.Metric.ADAPTIVE_SELECTION.containedIn(metrics),
NodesStatsRequest.Metric.SCRIPT_CACHE.containedIn(metrics),
NodesStatsRequest.Metric.INDEXING_PRESSURE.containedIn(metrics)
);
}
public static class NodeStatsRequest extends BaseNodeRequest {
NodesStatsRequest request;
public NodeStatsRequest(StreamInput in) throws IOException {
super(in);
request = new NodesStatsRequest(in);
}
NodeStatsRequest(NodesStatsRequest request) {
this.request = request;
}
@Override
public Task createTask(long id, String type, String action, TaskId parentTaskId, Map headers) {
return new CancellableTask(id, type, action, "", parentTaskId, headers);
}
@Override
public void writeTo(StreamOutput out) throws IOException {
super.writeTo(out);
request.writeTo(out);
}
}
}