/*************************************************************************
* Copyright 2009-2014 Eucalyptus Systems, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 3 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see http://www.gnu.org/licenses/.
*
* Please contact Eucalyptus Systems, Inc., 6755 Hollister Ave., Goleta
* CA 93117, USA or visit http://www.eucalyptus.com/licenses/ if you need
* additional information or have any questions.
************************************************************************/
package com.eucalyptus.objectstorage.upgrade;
import static com.eucalyptus.upgrade.Upgrades.Version.v4_3_0;
import groovy.sql.Sql;
import java.util.List;
import java.util.concurrent.Callable;
import org.apache.log4j.Logger;
import com.eucalyptus.objectstorage.ObjectStorage;
import com.eucalyptus.upgrade.Upgrades;
import com.eucalyptus.upgrade.Upgrades.PreUpgrade;
import com.google.common.collect.ImmutableList;
/**
* EUCA-11440: OSG schema uses duplicate index names
*
* <p>
* BucketTags.java and LifecycleRule.java both created the same index name "idx_bucket_uuid"
* for their tables. Index names must be unique so one of these indexes would fail to create.
*
* In 4.3.0 we created a unique index name for each table, so we need to drop the old
* index we no longer use.
* </p>
*/
@PreUpgrade(value = ObjectStorage.class, since = v4_3_0)
public class DropConflictingBucketIndex implements Callable<Boolean> {
private static final Logger logger = Logger.getLogger(DropConflictingBucketIndex.class);
private static final String INDEX_TO_DROP = "idx_bucket_uuid";
@Override
public Boolean call() throws Exception {
Sql sql = null;
try {
sql = Upgrades.DatabaseFilters.NEWVERSION.getConnection("eucalyptus_osg");
sql.execute(String.format("drop index if exists %s", INDEX_TO_DROP));
return true;
} catch (Exception ex) {
logger.error(ex, ex);
return false;
} finally {
if (sql != null) {
sql.close();
}
}
}
}