org.elasticsearch.rest.action.admin.indices.RestPutIndexTemplateAction Maven / Gradle / Ivy
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Elasticsearch subproject :server
/*
* 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.rest.action.admin.indices;
import org.apache.logging.log4j.Level;
import org.elasticsearch.action.admin.indices.template.put.PutIndexTemplateRequest;
import org.elasticsearch.client.internal.node.NodeClient;
import org.elasticsearch.common.Strings;
import org.elasticsearch.common.logging.DeprecationLogger;
import org.elasticsearch.common.xcontent.XContentHelper;
import org.elasticsearch.core.RestApiVersion;
import org.elasticsearch.rest.BaseRestHandler;
import org.elasticsearch.rest.RestRequest;
import org.elasticsearch.rest.action.RestToXContentListener;
import java.io.IOException;
import java.util.List;
import java.util.Map;
import static java.util.Arrays.asList;
import static org.elasticsearch.rest.RestRequest.Method.POST;
import static org.elasticsearch.rest.RestRequest.Method.PUT;
public class RestPutIndexTemplateAction extends BaseRestHandler {
private static final DeprecationLogger deprecationLogger = DeprecationLogger.getLogger(RestPutIndexTemplateAction.class);
public static final String DEPRECATION_WARNING = "Legacy index templates are deprecated in favor of composable templates.";
private static final RestApiVersion DEPRECATION_VERSION = RestApiVersion.V_8;
public static final String TYPES_DEPRECATION_MESSAGE = "[types removal]"
+ " Specifying include_type_name in put index template requests is deprecated."
+ " The parameter will be removed in the next major version.";
@Override
public List routes() {
return List.of(
Route.builder(POST, "/_template/{name}").deprecated(DEPRECATION_WARNING, Level.WARN, DEPRECATION_VERSION).build(),
Route.builder(PUT, "/_template/{name}").deprecated(DEPRECATION_WARNING, Level.WARN, DEPRECATION_VERSION).build()
);
}
@Override
public String getName() {
return "put_index_template_action";
}
@Override
public RestChannelConsumer prepareRequest(final RestRequest request, final NodeClient client) throws IOException {
PutIndexTemplateRequest putRequest = new PutIndexTemplateRequest(request.param("name"));
if (request.getRestApiVersion() == RestApiVersion.V_7 && request.hasParam("template")) {
deprecationLogger.compatibleCritical(
"template_parameter_deprecation",
"Deprecated parameter [template] used, replaced by [index_patterns]"
);
putRequest.patterns(List.of(request.param("template")));
} else {
putRequest.patterns(asList(request.paramAsStringArray("index_patterns", Strings.EMPTY_ARRAY)));
}
putRequest.order(request.paramAsInt("order", putRequest.order()));
putRequest.masterNodeTimeout(request.paramAsTime("master_timeout", putRequest.masterNodeTimeout()));
putRequest.create(request.paramAsBoolean("create", false));
putRequest.cause(request.param("cause", ""));
Map sourceAsMap = XContentHelper.convertToMap(request.requiredContent(), false, request.getXContentType()).v2();
if (request.getRestApiVersion() == RestApiVersion.V_7) {
if (request.hasParam(INCLUDE_TYPE_NAME_PARAMETER)) {
deprecationLogger.compatibleCritical("put_index_template_with_types", TYPES_DEPRECATION_MESSAGE);
}
boolean includeTypeName = request.paramAsBoolean(INCLUDE_TYPE_NAME_PARAMETER, DEFAULT_INCLUDE_TYPE_NAME_POLICY);
if (includeTypeName) {
sourceAsMap = RestCreateIndexAction.prepareMappingsV7(sourceAsMap, request);
} else {
sourceAsMap = RestCreateIndexAction.prepareMappings(sourceAsMap);
}
} else {
sourceAsMap = RestCreateIndexAction.prepareMappings(sourceAsMap);
}
if (request.getRestApiVersion() == RestApiVersion.V_7 && sourceAsMap.containsKey("template")) {
deprecationLogger.compatibleCritical(
"template_field_deprecation",
"Deprecated field [template] used, replaced by [index_patterns]"
);
putRequest.patterns(List.of((String) sourceAsMap.remove("template")));
}
putRequest.source(sourceAsMap);
return channel -> client.admin().indices().putTemplate(putRequest, new RestToXContentListener<>(channel));
}
}