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Signed-off-by: Ruirui Zhang <[email protected]>
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25 changes: 25 additions & 0 deletions
25
server/src/main/java/org/opensearch/action/admin/cluster/wlm/QueryGroupStatsAction.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,25 @@ | ||
| /* | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| * | ||
| * The OpenSearch Contributors require contributions made to | ||
| * this file be licensed under the Apache-2.0 license or a | ||
| * compatible open source license. | ||
| */ | ||
|
|
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| package org.opensearch.action.admin.cluster.wlm; | ||
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| import org.opensearch.action.ActionType; | ||
|
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| /** | ||
| * Transport action for obtaining QueryGroup Stats. | ||
| * | ||
| * @opensearch.experimental | ||
| */ | ||
| public class QueryGroupStatsAction extends ActionType<QueryGroupStatsResponse> { | ||
| public static final QueryGroupStatsAction INSTANCE = new QueryGroupStatsAction(); | ||
| public static final String NAME = "cluster:monitor/query_group_stats"; | ||
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| private QueryGroupStatsAction() { | ||
| super(NAME, QueryGroupStatsResponse::new); | ||
| } | ||
| } |
44 changes: 44 additions & 0 deletions
44
server/src/main/java/org/opensearch/action/admin/cluster/wlm/QueryGroupStatsRequest.java
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| @@ -0,0 +1,44 @@ | ||
| /* | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| * | ||
| * The OpenSearch Contributors require contributions made to | ||
| * this file be licensed under the Apache-2.0 license or a | ||
| * compatible open source license. | ||
| */ | ||
|
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| package org.opensearch.action.admin.cluster.wlm; | ||
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| import org.opensearch.action.support.nodes.BaseNodesRequest; | ||
| import org.opensearch.common.annotation.ExperimentalApi; | ||
| import org.opensearch.core.common.io.stream.StreamInput; | ||
| import org.opensearch.core.common.io.stream.StreamOutput; | ||
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| import java.io.IOException; | ||
|
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| /** | ||
| * A request to get QueryGroupStats | ||
| */ | ||
| @ExperimentalApi | ||
| public class QueryGroupStatsRequest extends BaseNodesRequest<QueryGroupStatsRequest> { | ||
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| protected QueryGroupStatsRequest(StreamInput in) throws IOException { | ||
| super(in); | ||
| } | ||
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| public QueryGroupStatsRequest() { | ||
| super(false, (String[]) null); | ||
| } | ||
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| /** | ||
| * Get QueryGroup stats from nodes based on the nodes ids specified. If none are passed, stats | ||
| * for all nodes will be returned. | ||
| */ | ||
| public QueryGroupStatsRequest(String... nodesIds) { | ||
| super(nodesIds); | ||
| } | ||
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| @Override | ||
| public void writeTo(StreamOutput out) throws IOException { | ||
| super.writeTo(out); | ||
| } | ||
| } |
71 changes: 71 additions & 0 deletions
71
server/src/main/java/org/opensearch/action/admin/cluster/wlm/QueryGroupStatsResponse.java
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,71 @@ | ||
| /* | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| * | ||
| * The OpenSearch Contributors require contributions made to | ||
| * this file be licensed under the Apache-2.0 license or a | ||
| * compatible open source license. | ||
| */ | ||
|
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| package org.opensearch.action.admin.cluster.wlm; | ||
|
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| import org.opensearch.action.FailedNodeException; | ||
| import org.opensearch.action.support.nodes.BaseNodesResponse; | ||
| import org.opensearch.cluster.ClusterName; | ||
| import org.opensearch.common.annotation.ExperimentalApi; | ||
| import org.opensearch.common.xcontent.XContentFactory; | ||
| import org.opensearch.core.common.io.stream.StreamInput; | ||
| import org.opensearch.core.common.io.stream.StreamOutput; | ||
| import org.opensearch.core.xcontent.ToXContentFragment; | ||
| import org.opensearch.core.xcontent.XContentBuilder; | ||
| import org.opensearch.wlm.stats.QueryGroupStats; | ||
|
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| import java.io.IOException; | ||
| import java.util.List; | ||
|
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| /** | ||
| * A response for obtaining QueryGroupStats | ||
| */ | ||
| @ExperimentalApi | ||
| public class QueryGroupStatsResponse extends BaseNodesResponse<QueryGroupStats> implements ToXContentFragment { | ||
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| QueryGroupStatsResponse(StreamInput in) throws IOException { | ||
| super(in); | ||
| } | ||
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| QueryGroupStatsResponse(ClusterName clusterName, List<QueryGroupStats> nodes, List<FailedNodeException> failures) { | ||
| super(clusterName, nodes, failures); | ||
| } | ||
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| @Override | ||
| protected List<QueryGroupStats> readNodesFrom(StreamInput in) throws IOException { | ||
| return in.readList(QueryGroupStats::new); | ||
| } | ||
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| @Override | ||
| protected void writeNodesTo(StreamOutput out, List<QueryGroupStats> nodes) throws IOException { | ||
| out.writeList(nodes); | ||
| } | ||
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| @Override | ||
| public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException { | ||
| for (QueryGroupStats queryGroupStats : getNodes()) { | ||
| builder.startObject(queryGroupStats.getNode().getId()); | ||
| queryGroupStats.toXContent(builder, params); | ||
| builder.endObject(); | ||
| } | ||
| return builder; | ||
| } | ||
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| @Override | ||
| public String toString() { | ||
| try { | ||
| XContentBuilder builder = XContentFactory.jsonBuilder().prettyPrint(); | ||
| builder.startObject(); | ||
| toXContent(builder, EMPTY_PARAMS); | ||
| builder.endObject(); | ||
| return builder.toString(); | ||
| } catch (IOException e) { | ||
| return "{ \"error\" : \"" + e.getMessage() + "\"}"; | ||
| } | ||
| } | ||
| } |
110 changes: 110 additions & 0 deletions
110
...src/main/java/org/opensearch/action/admin/cluster/wlm/TransportQueryGroupStatsAction.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,110 @@ | ||
| /* | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| * | ||
| * The OpenSearch Contributors require contributions made to | ||
| * this file be licensed under the Apache-2.0 license or a | ||
| * compatible open source license. | ||
| */ | ||
|
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| package org.opensearch.action.admin.cluster.wlm; | ||
|
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| import org.opensearch.action.FailedNodeException; | ||
| import org.opensearch.action.support.ActionFilters; | ||
| import org.opensearch.action.support.nodes.TransportNodesAction; | ||
| import org.opensearch.cluster.service.ClusterService; | ||
| import org.opensearch.common.inject.Inject; | ||
| import org.opensearch.core.common.io.stream.StreamInput; | ||
| import org.opensearch.core.common.io.stream.StreamOutput; | ||
| import org.opensearch.threadpool.ThreadPool; | ||
| import org.opensearch.transport.TransportRequest; | ||
| import org.opensearch.transport.TransportService; | ||
| import org.opensearch.wlm.QueryGroupService; | ||
| import org.opensearch.wlm.stats.QueryGroupStats; | ||
|
|
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| import java.io.IOException; | ||
| import java.util.List; | ||
|
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| /** | ||
| * Transport action for obtaining QueryGroupStats | ||
| * | ||
| * @opensearch.experimental | ||
| */ | ||
| public class TransportQueryGroupStatsAction extends TransportNodesAction< | ||
| QueryGroupStatsRequest, | ||
| QueryGroupStatsResponse, | ||
| TransportQueryGroupStatsAction.NodeQueryGroupStatsRequest, | ||
| QueryGroupStats> { | ||
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| QueryGroupService queryGroupService; | ||
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| @Inject | ||
| public TransportQueryGroupStatsAction( | ||
| ThreadPool threadPool, | ||
| ClusterService clusterService, | ||
| TransportService transportService, | ||
| QueryGroupService queryGroupService, | ||
| ActionFilters actionFilters | ||
| ) { | ||
| super( | ||
| QueryGroupStatsAction.NAME, | ||
| threadPool, | ||
| clusterService, | ||
| transportService, | ||
| actionFilters, | ||
| QueryGroupStatsRequest::new, | ||
| NodeQueryGroupStatsRequest::new, | ||
| ThreadPool.Names.MANAGEMENT, | ||
| QueryGroupStats.class | ||
| ); | ||
| this.queryGroupService = queryGroupService; | ||
| } | ||
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| @Override | ||
| protected QueryGroupStatsResponse newResponse( | ||
| QueryGroupStatsRequest request, | ||
| List<QueryGroupStats> queryGroupStats, | ||
| List<FailedNodeException> failures | ||
| ) { | ||
| return new QueryGroupStatsResponse(clusterService.getClusterName(), queryGroupStats, failures); | ||
| } | ||
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| @Override | ||
| protected NodeQueryGroupStatsRequest newNodeRequest(QueryGroupStatsRequest request) { | ||
| return new NodeQueryGroupStatsRequest(request); | ||
| } | ||
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| @Override | ||
| protected QueryGroupStats newNodeResponse(StreamInput in) throws IOException { | ||
| return new QueryGroupStats(in); | ||
| } | ||
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| @Override | ||
| protected QueryGroupStats nodeOperation(NodeQueryGroupStatsRequest nodeQueryGroupStatsRequest) { | ||
| return queryGroupService.nodeStats(); | ||
| } | ||
|
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| /** | ||
| * Inner QueryGroupStatsRequest | ||
| * | ||
| * @opensearch.experimental | ||
| */ | ||
| public static class NodeQueryGroupStatsRequest extends TransportRequest { | ||
|
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| protected QueryGroupStatsRequest request; | ||
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| public NodeQueryGroupStatsRequest(StreamInput in) throws IOException { | ||
| super(in); | ||
| request = new QueryGroupStatsRequest(in); | ||
| } | ||
|
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| NodeQueryGroupStatsRequest(QueryGroupStatsRequest request) { | ||
| this.request = request; | ||
| } | ||
|
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| @Override | ||
| public void writeTo(StreamOutput out) throws IOException { | ||
| super.writeTo(out); | ||
| request.writeTo(out); | ||
| } | ||
| } | ||
| } |
10 changes: 10 additions & 0 deletions
10
server/src/main/java/org/opensearch/action/admin/cluster/wlm/package-info.java
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|---|---|---|
| @@ -0,0 +1,10 @@ | ||
| /* | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| * | ||
| * The OpenSearch Contributors require contributions made to | ||
| * this file be licensed under the Apache-2.0 license or a | ||
| * compatible open source license. | ||
| */ | ||
|
|
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| /** QueryGroupStats transport handlers. */ | ||
| package org.opensearch.action.admin.cluster.wlm; |
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