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TransportPutIndexTemplateAction.java
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TransportPutIndexTemplateAction.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.template.put;
import org.apache.logging.log4j.message.ParameterizedMessage;
import org.apache.logging.log4j.util.Supplier;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.support.ActionFilters;
import org.elasticsearch.action.support.master.TransportMasterNodeAction;
import org.elasticsearch.cluster.ClusterState;
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.MetaDataIndexTemplateService;
import org.elasticsearch.cluster.service.ClusterService;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.settings.IndexScopedSettings;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.threadpool.ThreadPool;
import org.elasticsearch.transport.TransportService;
/**
* Put index template action.
*/
public class TransportPutIndexTemplateAction extends TransportMasterNodeAction<PutIndexTemplateRequest, PutIndexTemplateResponse> {
private final MetaDataIndexTemplateService indexTemplateService;
private final IndexScopedSettings indexScopedSettings;
@Inject
public TransportPutIndexTemplateAction(Settings settings, TransportService transportService, ClusterService clusterService,
ThreadPool threadPool, MetaDataIndexTemplateService indexTemplateService,
ActionFilters actionFilters, IndexNameExpressionResolver indexNameExpressionResolver, IndexScopedSettings indexScopedSettings) {
super(settings, PutIndexTemplateAction.NAME, transportService, clusterService, threadPool, actionFilters, indexNameExpressionResolver, PutIndexTemplateRequest::new);
this.indexTemplateService = indexTemplateService;
this.indexScopedSettings = indexScopedSettings;
}
@Override
protected String executor() {
// we go async right away...
return ThreadPool.Names.SAME;
}
@Override
protected PutIndexTemplateResponse newResponse() {
return new PutIndexTemplateResponse();
}
@Override
protected ClusterBlockException checkBlock(PutIndexTemplateRequest request, ClusterState state) {
return state.blocks().globalBlockedException(ClusterBlockLevel.METADATA_WRITE);
}
@Override
protected void masterOperation(final PutIndexTemplateRequest request, final ClusterState state, final ActionListener<PutIndexTemplateResponse> listener) {
String cause = request.cause();
if (cause.length() == 0) {
cause = "api";
}
final Settings.Builder templateSettingsBuilder = Settings.builder();
templateSettingsBuilder.put(request.settings()).normalizePrefix(IndexMetaData.INDEX_SETTING_PREFIX);
indexScopedSettings.validate(templateSettingsBuilder);
indexTemplateService.putTemplate(new MetaDataIndexTemplateService.PutRequest(cause, request.name())
.patterns(request.patterns())
.order(request.order())
.settings(templateSettingsBuilder.build())
.mappings(request.mappings())
.aliases(request.aliases())
.customs(request.customs())
.create(request.create())
.masterTimeout(request.masterNodeTimeout())
.version(request.version()),
new MetaDataIndexTemplateService.PutListener() {
@Override
public void onResponse(MetaDataIndexTemplateService.PutResponse response) {
listener.onResponse(new PutIndexTemplateResponse(response.acknowledged()));
}
@Override
public void onFailure(Exception e) {
logger.debug((Supplier<?>) () -> new ParameterizedMessage("failed to put template [{}]", request.name()), e);
listener.onFailure(e);
}
});
}
}