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Elasticsearch subproject :server
/*
* 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.cluster.action.index;
import org.elasticsearch.action.admin.indices.mapping.put.PutMappingRequestBuilder;
import org.elasticsearch.client.Client;
import org.elasticsearch.client.IndicesAdminClient;
import org.elasticsearch.common.component.AbstractComponent;
import org.elasticsearch.common.inject.Inject;
import org.elasticsearch.common.settings.ClusterSettings;
import org.elasticsearch.common.settings.Setting;
import org.elasticsearch.common.settings.Setting.Property;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.unit.TimeValue;
import org.elasticsearch.index.Index;
import org.elasticsearch.index.mapper.MapperService;
import org.elasticsearch.index.mapper.Mapping;
import java.util.concurrent.TimeoutException;
/**
* Called by shards in the cluster when their mapping was dynamically updated and it needs to be updated
* in the cluster state meta data (and broadcast to all members).
*/
public class MappingUpdatedAction extends AbstractComponent {
public static final Setting INDICES_MAPPING_DYNAMIC_TIMEOUT_SETTING =
Setting.positiveTimeSetting("indices.mapping.dynamic_timeout", TimeValue.timeValueSeconds(30),
Property.Dynamic, Property.NodeScope);
private IndicesAdminClient client;
private volatile TimeValue dynamicMappingUpdateTimeout;
@Inject
public MappingUpdatedAction(Settings settings, ClusterSettings clusterSettings) {
super(settings);
this.dynamicMappingUpdateTimeout = INDICES_MAPPING_DYNAMIC_TIMEOUT_SETTING.get(settings);
clusterSettings.addSettingsUpdateConsumer(INDICES_MAPPING_DYNAMIC_TIMEOUT_SETTING, this::setDynamicMappingUpdateTimeout);
}
private void setDynamicMappingUpdateTimeout(TimeValue dynamicMappingUpdateTimeout) {
this.dynamicMappingUpdateTimeout = dynamicMappingUpdateTimeout;
}
public void setClient(Client client) {
this.client = client.admin().indices();
}
private PutMappingRequestBuilder updateMappingRequest(Index index, String type, Mapping mappingUpdate, final TimeValue timeout) {
if (type.equals(MapperService.DEFAULT_MAPPING)) {
throw new IllegalArgumentException("_default_ mapping should not be updated");
}
return client.preparePutMapping().setConcreteIndex(index).setType(type).setSource(mappingUpdate.toString())
.setMasterNodeTimeout(timeout).setTimeout(timeout);
}
/**
* Same as {@link #updateMappingOnMaster(Index, String, Mapping, TimeValue)}
* using the default timeout.
*/
public void updateMappingOnMaster(Index index, String type, Mapping mappingUpdate) throws Exception {
updateMappingOnMaster(index, type, mappingUpdate, dynamicMappingUpdateTimeout);
}
/**
* Update mappings synchronously on the master node, waiting for at most
* {@code timeout}. When this method returns successfully mappings have
* been applied to the master node and propagated to data nodes.
*/
public void updateMappingOnMaster(Index index, String type, Mapping mappingUpdate, TimeValue timeout) throws Exception {
if (updateMappingRequest(index, type, mappingUpdate, timeout).get().isAcknowledged() == false) {
throw new TimeoutException("Failed to acknowledge mapping update within [" + timeout + "]");
}
}
}