org.elasticsearch.action.admin.indices.template.put.TransportPutIndexTemplateAction Maven / Gradle / Ivy
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/*
* Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
* or more contributor license agreements. Licensed under the Elastic License
* 2.0 and the Server Side Public License, v 1; you may not use this file except
* in compliance with, at your election, the Elastic License 2.0 or the Server
* Side Public License, v 1.
*/
package org.elasticsearch.action.admin.indices.template.put;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.apache.logging.log4j.message.ParameterizedMessage;
import org.elasticsearch.action.ActionListener;
import org.elasticsearch.action.support.ActionFilters;
import org.elasticsearch.action.support.master.AcknowledgedResponse;
import org.elasticsearch.action.support.master.AcknowledgedTransportMasterNodeAction;
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 AcknowledgedTransportMasterNodeAction {
private static final Logger logger = LogManager.getLogger(TransportPutIndexTemplateAction.class);
private final MetadataIndexTemplateService indexTemplateService;
private final IndexScopedSettings indexScopedSettings;
@Inject
public TransportPutIndexTemplateAction(
TransportService transportService,
ClusterService clusterService,
ThreadPool threadPool,
MetadataIndexTemplateService indexTemplateService,
ActionFilters actionFilters,
IndexNameExpressionResolver indexNameExpressionResolver,
IndexScopedSettings indexScopedSettings
) {
super(
PutIndexTemplateAction.NAME,
transportService,
clusterService,
threadPool,
actionFilters,
PutIndexTemplateRequest::new,
indexNameExpressionResolver,
ThreadPool.Names.SAME
);
this.indexTemplateService = indexTemplateService;
this.indexScopedSettings = indexScopedSettings;
}
@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 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.build(), true); // templates must be consistent with regards to dependencies
indexTemplateService.putTemplate(
new MetadataIndexTemplateService.PutRequest(cause, request.name()).patterns(request.patterns())
.order(request.order())
.settings(templateSettingsBuilder.build())
.mappings(request.mappings())
.aliases(request.aliases())
.create(request.create())
.masterTimeout(request.masterNodeTimeout())
.version(request.version()),
new MetadataIndexTemplateService.PutListener() {
@Override
public void onResponse(MetadataIndexTemplateService.PutResponse response) {
listener.onResponse(AcknowledgedResponse.of(response.acknowledged()));
}
@Override
public void onFailure(Exception e) {
logger.debug(() -> new ParameterizedMessage("failed to put template [{}]", request.name()), e);
listener.onFailure(e);
}
}
);
}
}