org.elasticsearch.action.admin.cluster.snapshots.delete.TransportDeleteSnapshotAction Maven / Gradle / Ivy
/*
* 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.snapshots.delete;
import org.elasticsearch.ElasticsearchException;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.support.master.TransportMasterNodeOperationAction;
import org.elasticsearch.cluster.ClusterService;
import org.elasticsearch.cluster.ClusterState;
import org.elasticsearch.cluster.block.ClusterBlockException;
import org.elasticsearch.cluster.block.ClusterBlockLevel;
import org.elasticsearch.cluster.metadata.SnapshotId;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.snapshots.SnapshotsService;
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.TransportService;
/**
* Transport action for delete snapshot operation
*/
public class TransportDeleteSnapshotAction extends TransportMasterNodeOperationAction {
private final SnapshotsService snapshotsService;
@Inject
public TransportDeleteSnapshotAction(Settings settings, TransportService transportService, ClusterService clusterService,
ThreadPool threadPool, SnapshotsService snapshotsService) {
super(settings, transportService, clusterService, threadPool);
this.snapshotsService = snapshotsService;
}
@Override
protected String executor() {
return ThreadPool.Names.GENERIC;
}
@Override
protected String transportAction() {
return DeleteSnapshotAction.NAME;
}
@Override
protected DeleteSnapshotRequest newRequest() {
return new DeleteSnapshotRequest();
}
@Override
protected DeleteSnapshotResponse newResponse() {
return new DeleteSnapshotResponse();
}
@Override
protected ClusterBlockException checkBlock(DeleteSnapshotRequest request, ClusterState state) {
return state.blocks().indexBlockedException(ClusterBlockLevel.METADATA, "");
}
@Override
protected void masterOperation(final DeleteSnapshotRequest request, ClusterState state, final ActionListener listener) throws ElasticsearchException {
SnapshotId snapshotIds = new SnapshotId(request.repository(), request.snapshot());
snapshotsService.deleteSnapshot(snapshotIds, new SnapshotsService.DeleteSnapshotListener() {
@Override
public void onResponse() {
listener.onResponse(new DeleteSnapshotResponse(true));
}
@Override
public void onFailure(Throwable t) {
listener.onFailure(t);
}
});
}
}