forked from elastic/elasticsearch
/
TransportClusterStatsAction.java
185 lines (158 loc) · 7.52 KB
/
TransportClusterStatsAction.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
/*
* 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.cluster.stats;
import org.elasticsearch.ElasticsearchException;
import org.elasticsearch.action.admin.cluster.health.ClusterHealthStatus;
import org.elasticsearch.action.admin.cluster.health.ClusterIndexHealth;
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.CommonStatsFlags;
import org.elasticsearch.action.admin.indices.stats.ShardStats;
import org.elasticsearch.action.support.nodes.NodeOperationRequest;
import org.elasticsearch.action.support.nodes.TransportNodesOperationAction;
import org.elasticsearch.cluster.ClusterName;
import org.elasticsearch.cluster.ClusterService;
import org.elasticsearch.cluster.metadata.IndexMetaData;
import org.elasticsearch.cluster.routing.IndexRoutingTable;
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.service.IndexService;
import org.elasticsearch.index.shard.service.IndexShard;
import org.elasticsearch.indices.IndicesService;
import org.elasticsearch.node.service.NodeService;
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.TransportService;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.atomic.AtomicReferenceArray;
/**
*
*/
public class TransportClusterStatsAction extends TransportNodesOperationAction<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.FilterCache, CommonStatsFlags.Flag.IdCache,
CommonStatsFlags.Flag.Completion, CommonStatsFlags.Flag.Segments, CommonStatsFlags.Flag.Percolate);
private final NodeService nodeService;
private final IndicesService indicesService;
@Inject
public TransportClusterStatsAction(Settings settings, ClusterName clusterName, ThreadPool threadPool,
ClusterService clusterService, TransportService transportService,
NodeService nodeService, IndicesService indicesService) {
super(settings, ClusterStatsAction.NAME, clusterName, threadPool, clusterService, transportService);
this.nodeService = nodeService;
this.indicesService = indicesService;
}
@Override
protected String executor() {
return ThreadPool.Names.MANAGEMENT;
}
@Override
protected ClusterStatsResponse newResponse(ClusterStatsRequest clusterStatsRequest, AtomicReferenceArray responses) {
final List<ClusterStatsNodeResponse> nodeStats = new ArrayList<>(responses.length());
for (int i = 0; i < responses.length(); i++) {
Object resp = responses.get(i);
if (resp instanceof ClusterStatsNodeResponse) {
nodeStats.add((ClusterStatsNodeResponse) resp);
}
}
return new ClusterStatsResponse(System.currentTimeMillis(), clusterName,
clusterService.state().metaData().uuid(), nodeStats.toArray(new ClusterStatsNodeResponse[nodeStats.size()]));
}
@Override
protected ClusterStatsRequest newRequest() {
return new ClusterStatsRequest();
}
@Override
protected ClusterStatsNodeRequest newNodeRequest() {
return new ClusterStatsNodeRequest();
}
@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) throws ElasticsearchException {
NodeInfo nodeInfo = nodeService.info(false, true, false, true, false, false, true, false, true);
NodeStats nodeStats = nodeService.stats(CommonStatsFlags.NONE, false, true, true, false, false, true, false, false, false);
List<ShardStats> shardsStats = new ArrayList<>();
for (IndexService indexService : indicesService.indices().values()) {
for (IndexShard indexShard : indexService) {
if (indexShard.routingEntry().active()) {
// only report on fully started shards
shardsStats.add(new ShardStats(indexShard, SHARD_STATS_FLAGS));
}
}
}
ClusterHealthStatus clusterStatus = null;
if (clusterService.state().nodes().localNodeMaster()) {
// populate cluster status
clusterStatus = ClusterHealthStatus.GREEN;
for (IndexRoutingTable indexRoutingTable : clusterService.state().routingTable()) {
IndexMetaData indexMetaData = clusterService.state().metaData().index(indexRoutingTable.index());
if (indexRoutingTable == null) {
continue;
}
ClusterIndexHealth indexHealth = new ClusterIndexHealth(indexMetaData, indexRoutingTable);
switch (indexHealth.getStatus()) {
case RED:
clusterStatus = ClusterHealthStatus.RED;
break;
case YELLOW:
if (clusterStatus != ClusterHealthStatus.RED) {
clusterStatus = ClusterHealthStatus.YELLOW;
}
break;
}
}
}
return new ClusterStatsNodeResponse(nodeInfo.getNode(), clusterStatus, nodeInfo, nodeStats, shardsStats.toArray(new ShardStats[shardsStats.size()]));
}
@Override
protected boolean accumulateExceptions() {
return false;
}
static class ClusterStatsNodeRequest extends NodeOperationRequest {
ClusterStatsRequest request;
ClusterStatsNodeRequest() {
}
ClusterStatsNodeRequest(String nodeId, ClusterStatsRequest request) {
super(request, 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);
}
}
}