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/*
* 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.indices.settings.put;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.support.ActionFilters;
import org.elasticsearch.action.support.master.TransportMasterNodeAction;
import org.elasticsearch.cluster.ClusterService;
import org.elasticsearch.cluster.ClusterState;
import org.elasticsearch.cluster.ack.ClusterStateUpdateResponse;
import org.elasticsearch.cluster.block.ClusterBlockException;
import org.elasticsearch.cluster.block.ClusterBlockLevel;
import org.elasticsearch.cluster.metadata.IndexMetaData;
import org.elasticsearch.cluster.metadata.IndexNameExpressionResolver;
import org.elasticsearch.cluster.metadata.MetaDataUpdateSettingsService;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.TransportService;
import java.util.Arrays;
/**
*
*/
public class TransportUpdateSettingsAction extends TransportMasterNodeAction<UpdateSettingsRequest, UpdateSettingsResponse> {
private final MetaDataUpdateSettingsService updateSettingsService;
@Inject
public TransportUpdateSettingsAction(Settings settings, TransportService transportService, ClusterService clusterService, ThreadPool threadPool,
MetaDataUpdateSettingsService updateSettingsService, ActionFilters actionFilters, IndexNameExpressionResolver indexNameExpressionResolver) {
super(settings, UpdateSettingsAction.NAME, transportService, clusterService, threadPool, actionFilters, indexNameExpressionResolver, UpdateSettingsRequest::new);
this.updateSettingsService = updateSettingsService;
}
@Override
protected String executor() {
// we go async right away....
return ThreadPool.Names.SAME;
}
@Override
protected ClusterBlockException checkBlock(UpdateSettingsRequest request, ClusterState state) {
// allow for dedicated changes to the metadata blocks, so we don't block those to allow to "re-enable" it
ClusterBlockException globalBlock = state.blocks().globalBlockedException(ClusterBlockLevel.METADATA_WRITE);
if (globalBlock != null) {
return globalBlock;
}
if (request.settings().getAsMap().size() == 1 && (request.settings().get(IndexMetaData.SETTING_BLOCKS_METADATA) != null || request.settings().get(IndexMetaData.SETTING_READ_ONLY) != null )) {
return null;
}
return state.blocks().indicesBlockedException(ClusterBlockLevel.METADATA_WRITE, indexNameExpressionResolver.concreteIndices(state, request));
}
@Override
protected UpdateSettingsResponse newResponse() {
return new UpdateSettingsResponse();
}
@Override
protected void masterOperation(final UpdateSettingsRequest request, final ClusterState state, final ActionListener<UpdateSettingsResponse> listener) {
final String[] concreteIndices = indexNameExpressionResolver.concreteIndices(state, request);
UpdateSettingsClusterStateUpdateRequest clusterStateUpdateRequest = new UpdateSettingsClusterStateUpdateRequest()
.indices(concreteIndices)
.settings(request.settings())
.ackTimeout(request.timeout())
.masterNodeTimeout(request.masterNodeTimeout());
updateSettingsService.updateSettings(clusterStateUpdateRequest, new ActionListener<ClusterStateUpdateResponse>() {
@Override
public void onResponse(ClusterStateUpdateResponse response) {
listener.onResponse(new UpdateSettingsResponse(response.isAcknowledged()));
}
@Override
public void onFailure(Throwable t) {
logger.debug("failed to update settings on indices [{}]", t, (Object)concreteIndices);
listener.onFailure(t);
}
});
}
}
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