org.opensearch.action.admin.cluster.snapshots.delete.TransportDeleteSnapshotAction Maven / Gradle / Ivy
/*
* 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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* Licensed to Elasticsearch under one or more contributor
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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
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* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
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/*
* Modifications Copyright OpenSearch Contributors. See
* GitHub history for details.
*/
package org.opensearch.action.admin.cluster.snapshots.delete;
import org.opensearch.action.ActionListener;
import org.opensearch.action.support.ActionFilters;
import org.opensearch.action.support.master.AcknowledgedResponse;
import org.opensearch.action.support.master.TransportMasterNodeAction;
import org.opensearch.cluster.ClusterState;
import org.opensearch.cluster.block.ClusterBlockException;
import org.opensearch.cluster.block.ClusterBlockLevel;
import org.opensearch.cluster.metadata.IndexNameExpressionResolver;
import org.opensearch.cluster.service.ClusterService;
import org.opensearch.common.inject.Inject;
import org.opensearch.common.io.stream.StreamInput;
import org.opensearch.snapshots.SnapshotsService;
import org.opensearch.threadpool.ThreadPool;
import org.opensearch.transport.TransportService;
import java.io.IOException;
/**
* Transport action for delete snapshot operation
*/
public class TransportDeleteSnapshotAction extends TransportMasterNodeAction {
private final SnapshotsService snapshotsService;
@Inject
public TransportDeleteSnapshotAction(
TransportService transportService,
ClusterService clusterService,
ThreadPool threadPool,
SnapshotsService snapshotsService,
ActionFilters actionFilters,
IndexNameExpressionResolver indexNameExpressionResolver
) {
super(
DeleteSnapshotAction.NAME,
transportService,
clusterService,
threadPool,
actionFilters,
DeleteSnapshotRequest::new,
indexNameExpressionResolver
);
this.snapshotsService = snapshotsService;
}
@Override
protected String executor() {
return ThreadPool.Names.SAME;
}
@Override
protected AcknowledgedResponse read(StreamInput in) throws IOException {
return new AcknowledgedResponse(in);
}
@Override
protected ClusterBlockException checkBlock(DeleteSnapshotRequest request, ClusterState state) {
// Cluster is not affected but we look up repositories in metadata
return state.blocks().globalBlockedException(ClusterBlockLevel.METADATA_READ);
}
@Override
protected void masterOperation(
final DeleteSnapshotRequest request,
ClusterState state,
final ActionListener listener
) {
snapshotsService.deleteSnapshots(request, ActionListener.map(listener, v -> new AcknowledgedResponse(true)));
}
}