cloudstack/server/src/com/cloud/upgrade/dao/Upgrade225to226.java

110 lines
3.6 KiB
Java

/**
* Copyright (C) 2010 Cloud.com, Inc. All rights reserved.
*
* This software is licensed under the GNU General Public License v3 or later.
*
* It 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, either version 3 of the License, or any later version.
* 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/>.
*
*/
package com.cloud.upgrade.dao;
import java.io.File;
import java.sql.Connection;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import org.apache.log4j.Logger;
import com.cloud.utils.exception.CloudRuntimeException;
import com.cloud.utils.script.Script;
public class Upgrade225to226 implements DbUpgrade {
final static Logger s_logger = Logger.getLogger(Upgrade225to226.class);
@Override
public File[] getPrepareScripts() {
String file = Script.findScript("", "db/schema-225to226.sql");
if (file == null) {
throw new CloudRuntimeException("Unable to find the upgrade script, schema-225to226.sql");
}
return new File[] { new File(file) };
}
@Override
public void performDataMigration(Connection conn) {
dropKeysIfExist(conn);
dropTableColumnsIfExist(conn);
}
@Override
public File[] getCleanupScripts() {
return null;
}
@Override
public String[] getUpgradableVersionRange() {
return new String[] { "2.2.5", "2.2.5" };
}
@Override
public String getUpgradedVersion() {
return "2.2.6";
}
@Override
public boolean supportsRollingUpgrade() {
return false;
}
private void dropTableColumnsIfExist(Connection conn) {
HashMap<String, List<String>> tablesToModify = new HashMap<String, List<String>>();
// domain router table
List<String> columns = new ArrayList<String>();
columns.add("account_id");
columns.add("domain_id");
tablesToModify.put("domain_router", columns);
s_logger.debug("Dropping columns that don't exist in 2.2.6 version of the DB...");
for (String tableName : tablesToModify.keySet()) {
DbUpgradeUtils.dropTableColumnsIfExist(conn, tableName, tablesToModify.get(tableName));
}
}
private void dropKeysIfExist(Connection conn) {
HashMap<String, List<String>> foreignKeys = new HashMap<String, List<String>>();
HashMap<String, List<String>> indexes = new HashMap<String, List<String>>();
// domain router table
List<String> keys = new ArrayList<String>();
keys.add("fk_domain_router__account_id");
foreignKeys.put("domain_router", keys);
keys = new ArrayList<String>();
keys.add("i_domain_router__account_id");
indexes.put("domain_router", keys);
// drop all foreign keys first
s_logger.debug("Dropping keys that don't exist in 2.2.6 version of the DB...");
for (String tableName : foreignKeys.keySet()) {
DbUpgradeUtils.dropKeysIfExist(conn, tableName, foreignKeys.get(tableName), true);
}
// drop indexes now
for (String tableName : indexes.keySet()) {
DbUpgradeUtils.dropKeysIfExist(conn, tableName, indexes.get(tableName), false);
}
}
}