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protected from changing teh number of shards in update settings

This commit is contained in:
kimchy 2011-05-30 19:26:45 +03:00
parent 31483e4a92
commit 2cd77088f1
1 changed files with 10 additions and 1 deletions
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11
modules/elasticsearch/src/main/java/org/elasticsearch/cluster/metadata/MetaDataUpdateSettingsService.java
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@ -19,7 +19,12 @@
package org.elasticsearch.cluster.metadata;
import org.elasticsearch.cluster.*;
import org.elasticsearch.ElasticSearchIllegalArgumentException;
import org.elasticsearch.cluster.ClusterChangedEvent;
import org.elasticsearch.cluster.ClusterService;
import org.elasticsearch.cluster.ClusterState;
import org.elasticsearch.cluster.ClusterStateListener;
import org.elasticsearch.cluster.ProcessedClusterStateUpdateTask;
import org.elasticsearch.cluster.routing.RoutingTable;
import org.elasticsearch.common.Booleans;
import org.elasticsearch.common.component.AbstractComponent;
@ -105,6 +110,10 @@ public class MetaDataUpdateSettingsService extends AbstractComponent implements
}
}
final Settings settings = updatedSettingsBuilder.build();
if (settings.get(IndexMetaData.SETTING_NUMBER_OF_SHARDS) != null) {
listener.onFailure(new ElasticSearchIllegalArgumentException("can't change the number of shards for an index"));
return;
}
clusterService.submitStateUpdateTask("update-settings", new ProcessedClusterStateUpdateTask() {
@Override public ClusterState execute(ClusterState currentState) {
try {