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Adding support for dynamically registering Actions
Signed-off-by: Sarat Vemulapalli <[email protected]>
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20 changes: 20 additions & 0 deletions
20
server/src/main/java/org/opensearch/extensions/action/ExtensionsAction.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,20 @@ | ||
| /* | ||
| * 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.extensions.action; | ||
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| import org.opensearch.action.ActionType; | ||
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| public class ExtensionsAction extends ActionType<ExtensionsActionResponse> { | ||
| public static final String NAME = "cluster:monitor/extension"; | ||
| public static final ExtensionsAction INSTANCE = new ExtensionsAction(); | ||
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| public ExtensionsAction() { | ||
| super(NAME, ExtensionsActionResponse::new); | ||
| } | ||
| } |
40 changes: 40 additions & 0 deletions
40
server/src/main/java/org/opensearch/extensions/action/ExtensionsActionRequest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,40 @@ | ||
| /* | ||
| * 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.extensions.action; | ||
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| import org.opensearch.action.ActionRequest; | ||
| import org.opensearch.action.ActionRequestValidationException; | ||
| import org.opensearch.common.io.stream.StreamInput; | ||
| import org.opensearch.common.io.stream.StreamOutput; | ||
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| import java.io.IOException; | ||
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| public class ExtensionsActionRequest extends ActionRequest { | ||
| String firstRequest; | ||
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| public ExtensionsActionRequest(String firstRequest) { | ||
| this.firstRequest = firstRequest; | ||
| } | ||
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| ExtensionsActionRequest(StreamInput in) throws IOException { | ||
| super(in); | ||
| firstRequest = in.readString(); | ||
| } | ||
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| @Override | ||
| public void writeTo(StreamOutput out) throws IOException { | ||
| super.writeTo(out); | ||
| out.writeString(firstRequest); | ||
| } | ||
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| @Override | ||
| public ActionRequestValidationException validate() { | ||
| return null; | ||
| } | ||
| } |
40 changes: 40 additions & 0 deletions
40
server/src/main/java/org/opensearch/extensions/action/ExtensionsActionResponse.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,40 @@ | ||
| /* | ||
| * 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.extensions.action; | ||
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| import org.opensearch.action.ActionResponse; | ||
| import org.opensearch.common.io.stream.StreamInput; | ||
| import org.opensearch.common.io.stream.StreamOutput; | ||
| import org.opensearch.common.xcontent.ToXContentObject; | ||
| import org.opensearch.common.xcontent.XContentBuilder; | ||
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| import java.io.IOException; | ||
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| public class ExtensionsActionResponse extends ActionResponse implements ToXContentObject { | ||
| String myFirstResponse; | ||
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| ExtensionsActionResponse(String myFirstResponse) { | ||
| this.myFirstResponse = myFirstResponse; | ||
| } | ||
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| ExtensionsActionResponse(StreamInput in) throws IOException { | ||
| super(in); | ||
| myFirstResponse = in.readString(); | ||
| } | ||
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| @Override | ||
| public void writeTo(StreamOutput out) throws IOException { | ||
| out.writeString(myFirstResponse); | ||
| } | ||
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| @Override | ||
| public XContentBuilder toXContent(XContentBuilder builder, Params params) throws IOException { | ||
| return null; | ||
| } | ||
| } |
42 changes: 42 additions & 0 deletions
42
server/src/main/java/org/opensearch/extensions/action/TransportExtensionsAction.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,42 @@ | ||
| /* | ||
| * 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.extensions.action; | ||
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| import org.opensearch.action.ActionListener; | ||
| import org.opensearch.action.support.ActionFilters; | ||
| import org.opensearch.action.support.HandledTransportAction; | ||
| import org.opensearch.cluster.service.ClusterService; | ||
| import org.opensearch.common.inject.Inject; | ||
| import org.opensearch.common.settings.Settings; | ||
| import org.opensearch.node.Node; | ||
| import org.opensearch.tasks.Task; | ||
| import org.opensearch.transport.TransportService; | ||
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| public class TransportExtensionsAction extends HandledTransportAction<ExtensionsActionRequest, ExtensionsActionResponse> { | ||
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| private final String nodeName; | ||
| private final ClusterService clusterService; | ||
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| @Inject | ||
| public TransportExtensionsAction( | ||
| Settings settings, | ||
| TransportService transportService, | ||
| ActionFilters actionFilters, | ||
| ClusterService clusterService | ||
| ) { | ||
| super(ExtensionsAction.NAME, transportService, actionFilters, ExtensionsActionRequest::new); | ||
| this.nodeName = Node.NODE_NAME_SETTING.get(settings); | ||
| this.clusterService = clusterService; | ||
| } | ||
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| @Override | ||
| protected void doExecute(Task task, ExtensionsActionRequest request, ActionListener<ExtensionsActionResponse> listener) { | ||
| listener.onResponse(new ExtensionsActionResponse("HelloWorld")); | ||
| } | ||
| } |
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