mirror of https://github.com/apache/cloudstack.git
110 lines
3.6 KiB
Java
110 lines
3.6 KiB
Java
/**
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* Copyright (C) 2010 Cloud.com, Inc. All rights reserved.
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*
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* This software is licensed under the GNU General Public License v3 or later.
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*
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* It is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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package com.cloud.upgrade.dao;
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import java.io.File;
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import java.sql.Connection;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import org.apache.log4j.Logger;
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import com.cloud.utils.exception.CloudRuntimeException;
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import com.cloud.utils.script.Script;
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public class Upgrade225to226 implements DbUpgrade {
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final static Logger s_logger = Logger.getLogger(Upgrade225to226.class);
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@Override
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public File[] getPrepareScripts() {
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String file = Script.findScript("", "db/schema-225to226.sql");
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if (file == null) {
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throw new CloudRuntimeException("Unable to find the upgrade script, schema-225to226.sql");
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}
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return new File[] { new File(file) };
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}
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@Override
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public void performDataMigration(Connection conn) {
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dropKeysIfExist(conn);
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dropTableColumnsIfExist(conn);
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}
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@Override
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public File[] getCleanupScripts() {
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return null;
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}
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@Override
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public String[] getUpgradableVersionRange() {
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return new String[] { "2.2.5", "2.2.5" };
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}
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@Override
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public String getUpgradedVersion() {
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return "2.2.6";
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}
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@Override
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public boolean supportsRollingUpgrade() {
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return false;
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}
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private void dropTableColumnsIfExist(Connection conn) {
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HashMap<String, List<String>> tablesToModify = new HashMap<String, List<String>>();
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// domain router table
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List<String> columns = new ArrayList<String>();
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columns.add("account_id");
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columns.add("domain_id");
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tablesToModify.put("domain_router", columns);
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s_logger.debug("Dropping columns that don't exist in 2.2.6 version of the DB...");
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for (String tableName : tablesToModify.keySet()) {
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DbUpgradeUtils.dropTableColumnsIfExist(conn, tableName, tablesToModify.get(tableName));
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}
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}
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private void dropKeysIfExist(Connection conn) {
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HashMap<String, List<String>> foreignKeys = new HashMap<String, List<String>>();
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HashMap<String, List<String>> indexes = new HashMap<String, List<String>>();
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// domain router table
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List<String> keys = new ArrayList<String>();
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keys.add("fk_domain_router__account_id");
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foreignKeys.put("domain_router", keys);
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keys = new ArrayList<String>();
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keys.add("i_domain_router__account_id");
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indexes.put("domain_router", keys);
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// drop all foreign keys first
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s_logger.debug("Dropping keys that don't exist in 2.2.6 version of the DB...");
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for (String tableName : foreignKeys.keySet()) {
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DbUpgradeUtils.dropKeysIfExist(conn, tableName, foreignKeys.get(tableName), true);
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}
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// drop indexes now
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for (String tableName : indexes.keySet()) {
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DbUpgradeUtils.dropKeysIfExist(conn, tableName, indexes.get(tableName), false);
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}
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}
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}
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