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TransportCreateIndexAction.java
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TransportCreateIndexAction.java
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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.create;
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.IndexNameExpressionResolver;
import org.elasticsearch.cluster.metadata.MetaDataCreateIndexService;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.indices.IndexAlreadyExistsException;
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.TransportService;
/**
* Create index action.
*/
public class TransportCreateIndexAction extends TransportMasterNodeAction<CreateIndexRequest, CreateIndexResponse> {
private final MetaDataCreateIndexService createIndexService;
@Inject
public TransportCreateIndexAction(Settings settings, TransportService transportService, ClusterService clusterService,
ThreadPool threadPool, MetaDataCreateIndexService createIndexService,
ActionFilters actionFilters, IndexNameExpressionResolver indexNameExpressionResolver) {
super(settings, CreateIndexAction.NAME, transportService, clusterService, threadPool, actionFilters, indexNameExpressionResolver, CreateIndexRequest.class);
this.createIndexService = createIndexService;
}
@Override
protected String executor() {
// we go async right away
return ThreadPool.Names.SAME;
}
@Override
protected CreateIndexResponse newResponse() {
return new CreateIndexResponse();
}
@Override
protected ClusterBlockException checkBlock(CreateIndexRequest request, ClusterState state) {
return state.blocks().indexBlockedException(ClusterBlockLevel.METADATA_WRITE, request.index());
}
@Override
protected void masterOperation(final CreateIndexRequest request, final ClusterState state, final ActionListener<CreateIndexResponse> listener) {
String cause = request.cause();
if (cause.length() == 0) {
cause = "api";
}
final String indexName = indexNameExpressionResolver.resolveDateMathExpression(request.index());
final CreateIndexClusterStateUpdateRequest updateRequest = new CreateIndexClusterStateUpdateRequest(request, cause, indexName, request.updateAllTypes())
.ackTimeout(request.timeout()).masterNodeTimeout(request.masterNodeTimeout())
.settings(request.settings()).mappings(request.mappings())
.aliases(request.aliases()).customs(request.customs());
createIndexService.createIndex(updateRequest, new ActionListener<ClusterStateUpdateResponse>() {
@Override
public void onResponse(ClusterStateUpdateResponse response) {
listener.onResponse(new CreateIndexResponse(response.isAcknowledged()));
}
@Override
public void onFailure(Throwable t) {
if (t instanceof IndexAlreadyExistsException) {
logger.trace("[{}] failed to create", t, request.index());
} else {
logger.debug("[{}] failed to create", t, request.index());
}
listener.onFailure(t);
}
});
}
}