| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF 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 com.cloud.upgrade; |
| |
| import java.io.File; |
| import java.io.FileNotFoundException; |
| import java.io.FileReader; |
| import java.io.IOException; |
| import java.sql.Connection; |
| import java.sql.PreparedStatement; |
| import java.sql.ResultSet; |
| import java.sql.SQLException; |
| import java.util.ArrayList; |
| import java.util.Date; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.TreeMap; |
| |
| import javax.ejb.Local; |
| import javax.inject.Inject; |
| |
| import org.apache.log4j.Logger; |
| |
| import com.cloud.maint.Version; |
| import com.cloud.upgrade.dao.DbUpgrade; |
| import com.cloud.upgrade.dao.Upgrade217to218; |
| import com.cloud.upgrade.dao.Upgrade218to22; |
| import com.cloud.upgrade.dao.Upgrade218to224DomainVlans; |
| import com.cloud.upgrade.dao.Upgrade2210to2211; |
| import com.cloud.upgrade.dao.Upgrade2211to2212; |
| import com.cloud.upgrade.dao.Upgrade2212to2213; |
| import com.cloud.upgrade.dao.Upgrade2213to2214; |
| import com.cloud.upgrade.dao.Upgrade2214to30; |
| import com.cloud.upgrade.dao.Upgrade221to222; |
| import com.cloud.upgrade.dao.Upgrade222to224; |
| import com.cloud.upgrade.dao.Upgrade224to225; |
| import com.cloud.upgrade.dao.Upgrade225to226; |
| import com.cloud.upgrade.dao.Upgrade227to228; |
| import com.cloud.upgrade.dao.Upgrade228to229; |
| import com.cloud.upgrade.dao.Upgrade229to2210; |
| import com.cloud.upgrade.dao.Upgrade301to302; |
| import com.cloud.upgrade.dao.Upgrade302to303; |
| import com.cloud.upgrade.dao.Upgrade302to40; |
| import com.cloud.upgrade.dao.Upgrade303to304; |
| import com.cloud.upgrade.dao.Upgrade304to305; |
| import com.cloud.upgrade.dao.Upgrade305to306; |
| import com.cloud.upgrade.dao.Upgrade306to307; |
| import com.cloud.upgrade.dao.Upgrade307to410; |
| import com.cloud.upgrade.dao.Upgrade30to301; |
| import com.cloud.upgrade.dao.Upgrade40to41; |
| import com.cloud.upgrade.dao.Upgrade410to420; |
| import com.cloud.upgrade.dao.Upgrade420to430; |
| import com.cloud.upgrade.dao.UpgradeSnapshot217to224; |
| import com.cloud.upgrade.dao.UpgradeSnapshot223to224; |
| import com.cloud.upgrade.dao.VersionDao; |
| import com.cloud.upgrade.dao.VersionVO; |
| import com.cloud.upgrade.dao.VersionVO.Step; |
| import com.cloud.utils.component.SystemIntegrityChecker; |
| import com.cloud.utils.db.GlobalLock; |
| import com.cloud.utils.db.ScriptRunner; |
| import com.cloud.utils.db.Transaction; |
| import com.cloud.utils.exception.CloudRuntimeException; |
| |
| @Local(value = {SystemIntegrityChecker.class}) |
| public class DatabaseUpgradeChecker implements SystemIntegrityChecker { |
| private final Logger s_logger = Logger.getLogger(DatabaseUpgradeChecker.class); |
| |
| protected HashMap<String, DbUpgrade[]> _upgradeMap = new HashMap<String, DbUpgrade[]>(); |
| |
| @Inject |
| VersionDao _dao; |
| |
| public DatabaseUpgradeChecker() { |
| _upgradeMap.put("2.1.7", new DbUpgrade[] {new Upgrade217to218(), new Upgrade218to22(), new Upgrade221to222(), |
| new UpgradeSnapshot217to224(), new Upgrade222to224(), new Upgrade224to225(), new Upgrade225to226(), |
| new Upgrade227to228(), new Upgrade228to229(), new Upgrade229to2210(), new Upgrade2210to2211(), |
| new Upgrade2211to2212(), new Upgrade2212to2213(), new Upgrade2213to2214(), new Upgrade2214to30(), |
| new Upgrade30to301(), new Upgrade301to302(), new Upgrade302to40(), new Upgrade40to41(), new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("2.1.8", new DbUpgrade[] {new Upgrade218to22(), new Upgrade221to222(), new UpgradeSnapshot217to224(), |
| new Upgrade222to224(), new Upgrade218to224DomainVlans(), new Upgrade224to225(), new Upgrade225to226(), |
| new Upgrade227to228(), new Upgrade228to229(), new Upgrade229to2210(), new Upgrade2210to2211(), |
| new Upgrade2211to2212(), new Upgrade2212to2213(), new Upgrade2213to2214(), |
| new Upgrade2214to30(), new Upgrade30to301(), new Upgrade301to302(), new Upgrade302to40(), new Upgrade40to41(), new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("2.1.9", new DbUpgrade[] {new Upgrade218to22(), new Upgrade221to222(), new UpgradeSnapshot217to224(), |
| new Upgrade222to224(), new Upgrade218to224DomainVlans(), new Upgrade224to225(), new Upgrade225to226(), |
| new Upgrade227to228(), new Upgrade228to229(), new Upgrade229to2210(), new Upgrade2210to2211(), |
| new Upgrade2211to2212(), new Upgrade2212to2213(), new Upgrade2213to2214(), new Upgrade2214to30(), |
| new Upgrade30to301(), new Upgrade301to302(), new Upgrade302to40(), new Upgrade40to41(), new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("2.2.1", new DbUpgrade[] {new Upgrade221to222(), new UpgradeSnapshot223to224(), new Upgrade222to224(), |
| new Upgrade224to225(), new Upgrade225to226(), new Upgrade227to228(), new Upgrade228to229(), |
| new Upgrade229to2210(), new Upgrade2210to2211(), new Upgrade2211to2212(), new Upgrade2212to2213(), |
| new Upgrade2213to2214(), new Upgrade2214to30(), new Upgrade30to301(), new Upgrade301to302(), new Upgrade302to40(), new Upgrade40to41(), new Upgrade410to420(), |
| new Upgrade420to430()}); |
| |
| _upgradeMap.put("2.2.2", new DbUpgrade[] {new Upgrade222to224(), new UpgradeSnapshot223to224(), new Upgrade224to225(), |
| new Upgrade225to226(), new Upgrade227to228(), new Upgrade228to229(), new Upgrade229to2210(), |
| new Upgrade2210to2211(), new Upgrade2211to2212(), new Upgrade2212to2213(), new Upgrade2213to2214(), |
| new Upgrade2214to30(), new Upgrade30to301(), new Upgrade301to302(), new Upgrade302to40(), new Upgrade40to41(), new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("2.2.3", new DbUpgrade[] {new Upgrade222to224(), new UpgradeSnapshot223to224(), new Upgrade224to225(), |
| new Upgrade225to226(), new Upgrade227to228(), new Upgrade228to229(), new Upgrade229to2210(), |
| new Upgrade2210to2211(), new Upgrade2211to2212(), new Upgrade2212to2213(), new Upgrade2213to2214(), |
| new Upgrade2214to30(), new Upgrade30to301(), new Upgrade301to302(), new Upgrade302to40(), new Upgrade40to41(), new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("2.2.4", new DbUpgrade[] {new Upgrade224to225(), new Upgrade225to226(), new Upgrade227to228(), |
| new Upgrade228to229(), new Upgrade229to2210(), new Upgrade2210to2211(), new Upgrade2211to2212(), |
| new Upgrade2212to2213(), new Upgrade2213to2214(), new Upgrade2214to30(), new Upgrade30to301(), |
| new Upgrade301to302(), new Upgrade302to40(), new Upgrade40to41(), new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("2.2.5", new DbUpgrade[] {new Upgrade225to226(), new Upgrade227to228(), new Upgrade228to229(), |
| new Upgrade229to2210(), new Upgrade2210to2211(), new Upgrade2211to2212(), new Upgrade2212to2213(), |
| new Upgrade2213to2214(), new Upgrade2214to30(), new Upgrade30to301(), new Upgrade301to302(), |
| new Upgrade302to40(), new Upgrade40to41(), new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("2.2.6", new DbUpgrade[] {new Upgrade227to228(), new Upgrade228to229(), new Upgrade229to2210(), |
| new Upgrade2210to2211(), new Upgrade2211to2212(), new Upgrade2212to2213(), new Upgrade2213to2214(), |
| new Upgrade2214to30(), new Upgrade30to301(), new Upgrade301to302(), new Upgrade302to40(), new Upgrade40to41(), new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("2.2.7", new DbUpgrade[] {new Upgrade227to228(), new Upgrade228to229(), new Upgrade229to2210(), |
| new Upgrade2210to2211(), new Upgrade2211to2212(), new Upgrade2212to2213(), |
| new Upgrade2213to2214(), new Upgrade2214to30(), new Upgrade30to301(), new Upgrade301to302(), new Upgrade302to40(), new Upgrade40to41(), new Upgrade410to420(), |
| new Upgrade420to430()}); |
| |
| _upgradeMap.put("2.2.8", new DbUpgrade[] {new Upgrade228to229(), new Upgrade229to2210(), new Upgrade2210to2211(), |
| new Upgrade2211to2212(), new Upgrade2212to2213(), new Upgrade2213to2214(), new Upgrade2214to30() |
| , new Upgrade30to301(), new Upgrade301to302(), new Upgrade302to40(), new Upgrade40to41(), new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("2.2.9", new DbUpgrade[] {new Upgrade229to2210(), new Upgrade2210to2211(), new Upgrade2211to2212(), |
| new Upgrade2212to2213(), new Upgrade2213to2214(), new Upgrade2214to30(), new Upgrade30to301(), |
| new Upgrade301to302(), new Upgrade302to40(), new Upgrade40to41(), new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("2.2.10", new DbUpgrade[] {new Upgrade2210to2211(), new Upgrade2211to2212(), new Upgrade2212to2213(), |
| new Upgrade2213to2214(), new Upgrade2214to30(), new Upgrade30to301(), new Upgrade301to302(), new Upgrade302to40(), new Upgrade40to41(), new Upgrade410to420(), |
| new Upgrade420to430()}); |
| |
| _upgradeMap.put("2.2.11", new DbUpgrade[] {new Upgrade2211to2212(), new Upgrade2212to2213(), new Upgrade2213to2214(), |
| new Upgrade2214to30(), new Upgrade30to301(), new Upgrade301to302(), new Upgrade302to40(), new Upgrade40to41(), new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("2.2.12", new DbUpgrade[] {new Upgrade2212to2213(), new Upgrade2213to2214(), new Upgrade2214to30(), |
| new Upgrade30to301(), new Upgrade301to302(), new Upgrade302to40(), new Upgrade40to41(), new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("2.2.13", new DbUpgrade[] {new Upgrade2213to2214(), new Upgrade2214to30(), new Upgrade30to301(), |
| new Upgrade301to302(), new Upgrade302to40(), new Upgrade40to41(), new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("2.2.14", new DbUpgrade[] {new Upgrade2214to30(), new Upgrade30to301(), new Upgrade301to302(), |
| new Upgrade302to40(), new Upgrade40to41(), new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("3.0.0", new DbUpgrade[] {new Upgrade30to301(), new Upgrade301to302(), new Upgrade302to40(), new Upgrade40to41(), new Upgrade410to420(), |
| new Upgrade420to430()}); |
| |
| _upgradeMap.put("3.0.1", new DbUpgrade[] {new Upgrade301to302(), new Upgrade302to40(), new Upgrade40to41(), new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("3.0.2", new DbUpgrade[] {new Upgrade302to40(), new Upgrade40to41(), new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("4.0.0", new DbUpgrade[] {new Upgrade40to41(), new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("4.0.1", new DbUpgrade[] {new Upgrade40to41(), new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("4.0.2", new DbUpgrade[] {new Upgrade40to41(), new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("4.1.0", new DbUpgrade[] {new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("4.1.1", new DbUpgrade[] {new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("4.2.0", new DbUpgrade[] {new Upgrade420to430()}); |
| |
| //CP Upgrades |
| _upgradeMap.put("3.0.3", new DbUpgrade[] {new Upgrade303to304(), new Upgrade304to305(), new Upgrade305to306(), new Upgrade306to307(), new Upgrade307to410(), |
| new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("3.0.4", new DbUpgrade[] {new Upgrade304to305(), new Upgrade305to306(), new Upgrade306to307(), new Upgrade307to410(), new Upgrade410to420(), |
| new Upgrade420to430()}); |
| |
| _upgradeMap.put("3.0.5", new DbUpgrade[] {new Upgrade305to306(), new Upgrade306to307(), new Upgrade307to410(), new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("3.0.6", new DbUpgrade[] {new Upgrade306to307(), new Upgrade307to410(), new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("3.0.7", new DbUpgrade[] {new Upgrade307to410(), new Upgrade410to420(), new Upgrade420to430()}); |
| |
| _upgradeMap.put("2.2.15", new DbUpgrade[] {new Upgrade2214to30(), new Upgrade30to301(), new Upgrade301to302(), |
| new Upgrade302to303(), new Upgrade303to304(), new Upgrade304to305(), new Upgrade305to306(), new Upgrade306to307(), new Upgrade307to410(), new Upgrade410to420(), |
| new Upgrade420to430()}); |
| |
| _upgradeMap.put("2.2.16", new DbUpgrade[] {new Upgrade2214to30(), new Upgrade30to301(), new Upgrade301to302(), |
| new Upgrade302to303(), new Upgrade303to304(), new Upgrade304to305(), new Upgrade305to306(), new Upgrade306to307(), new Upgrade307to410(), new Upgrade410to420(), |
| new Upgrade420to430()}); |
| } |
| |
| protected void runScript(Connection conn, File file) { |
| try { |
| FileReader reader = new FileReader(file); |
| ScriptRunner runner = new ScriptRunner(conn, false, true); |
| runner.runScript(reader); |
| } catch (FileNotFoundException e) { |
| s_logger.error("Unable to find upgrade script: " + file.getAbsolutePath(), e); |
| throw new CloudRuntimeException("Unable to find upgrade script: " + file.getAbsolutePath(), e); |
| } catch (IOException e) { |
| s_logger.error("Unable to read upgrade script: " + file.getAbsolutePath(), e); |
| throw new CloudRuntimeException("Unable to read upgrade script: " + file.getAbsolutePath(), e); |
| } catch (SQLException e) { |
| s_logger.error("Unable to execute upgrade script: " + file.getAbsolutePath(), e); |
| throw new CloudRuntimeException("Unable to execute upgrade script: " + file.getAbsolutePath(), e); |
| } |
| } |
| |
| protected void upgrade(String dbVersion, String currentVersion) { |
| s_logger.info("Database upgrade must be performed from " + dbVersion + " to " + currentVersion); |
| |
| String trimmedDbVersion = Version.trimToPatch(dbVersion); |
| String trimmedCurrentVersion = Version.trimToPatch(currentVersion); |
| |
| DbUpgrade[] upgrades = _upgradeMap.get(trimmedDbVersion); |
| if (upgrades == null) { |
| s_logger.error("There is no upgrade path from " + dbVersion + " to " + currentVersion); |
| throw new CloudRuntimeException("There is no upgrade path from " + dbVersion + " to " + currentVersion); |
| } |
| |
| if (Version.compare(trimmedCurrentVersion, upgrades[upgrades.length - 1].getUpgradedVersion()) != 0) { |
| s_logger.error("The end upgrade version is actually at " + upgrades[upgrades.length - 1].getUpgradedVersion() + " but our management server code version is at " |
| + currentVersion); |
| throw new CloudRuntimeException("The end upgrade version is actually at " + upgrades[upgrades.length - 1].getUpgradedVersion() |
| + " but our management server code version is at " |
| + currentVersion); |
| } |
| |
| boolean supportsRollingUpgrade = true; |
| for (DbUpgrade upgrade : upgrades) { |
| if (!upgrade.supportsRollingUpgrade()) { |
| supportsRollingUpgrade = false; |
| break; |
| } |
| } |
| |
| if (!supportsRollingUpgrade && false) { // FIXME: Needs to detect if there are management servers running |
| // ClusterManagerImpl.arePeersRunning(null)) { |
| s_logger.error("Unable to run upgrade because the upgrade sequence does not support rolling update and there are other management server nodes running"); |
| throw new CloudRuntimeException( |
| "Unable to run upgrade because the upgrade sequence does not support rolling update and there are other management server nodes running"); |
| } |
| |
| for (DbUpgrade upgrade : upgrades) { |
| s_logger.debug("Running upgrade " + upgrade.getClass().getSimpleName() + " to upgrade from " + upgrade.getUpgradableVersionRange()[0] + "-" |
| + upgrade.getUpgradableVersionRange()[1] |
| + " to " + upgrade.getUpgradedVersion()); |
| Transaction txn = Transaction.open("Upgrade"); |
| txn.start(); |
| try { |
| Connection conn; |
| try { |
| conn = txn.getConnection(); |
| } catch (SQLException e) { |
| s_logger.error("Unable to upgrade the database", e); |
| throw new CloudRuntimeException("Unable to upgrade the database", e); |
| } |
| File[] scripts = upgrade.getPrepareScripts(); |
| if (scripts != null) { |
| for (File script : scripts) { |
| runScript(conn, script); |
| } |
| } |
| |
| upgrade.performDataMigration(conn); |
| boolean upgradeVersion = true; |
| |
| if (upgrade.getUpgradedVersion().equals("2.1.8")) { |
| // we don't have VersionDao in 2.1.x |
| upgradeVersion = false; |
| } else if (upgrade.getUpgradedVersion().equals("2.2.4")) { |
| try { |
| // specifically for domain vlan update from 2.1.8 to 2.2.4 |
| PreparedStatement pstmt = conn.prepareStatement("SELECT * FROM version WHERE version='2.2.4'"); |
| ResultSet rs = pstmt.executeQuery(); |
| if (rs.next()) { |
| upgradeVersion = false; |
| } |
| } catch (SQLException e) { |
| throw new CloudRuntimeException("Unable to update the version table", e); |
| } |
| } |
| |
| if (upgradeVersion) { |
| VersionVO version = new VersionVO(upgrade.getUpgradedVersion()); |
| _dao.persist(version); |
| } |
| |
| txn.commit(); |
| } catch (CloudRuntimeException e) { |
| s_logger.error("Unable to upgrade the database", e); |
| throw new CloudRuntimeException("Unable to upgrade the database", e); |
| } finally { |
| txn.close(); |
| } |
| } |
| |
| if (true) { // FIXME Needs to detect if management servers are running |
| // !ClusterManagerImpl.arePeersRunning(trimmedCurrentVersion)) { |
| s_logger.info("Cleaning upgrades because all management server are now at the same version"); |
| TreeMap<String, List<DbUpgrade>> upgradedVersions = new TreeMap<String, List<DbUpgrade>>(); |
| |
| for (DbUpgrade upgrade : upgrades) { |
| String upgradedVerson = upgrade.getUpgradedVersion(); |
| List<DbUpgrade> upgradeList = upgradedVersions.get(upgradedVerson); |
| if (upgradeList == null) { |
| upgradeList = new ArrayList<DbUpgrade>(); |
| } |
| upgradeList.add(upgrade); |
| upgradedVersions.put(upgradedVerson, upgradeList); |
| } |
| |
| for (String upgradedVersion : upgradedVersions.keySet()) { |
| List<DbUpgrade> versionUpgrades = upgradedVersions.get(upgradedVersion); |
| VersionVO version = _dao.findByVersion(upgradedVersion, Step.Upgrade); |
| s_logger.debug("Upgrading to version " + upgradedVersion + "..."); |
| |
| Transaction txn = Transaction.open("Cleanup"); |
| try { |
| if (version != null) { |
| for (DbUpgrade upgrade : versionUpgrades) { |
| s_logger.info("Cleanup upgrade " + upgrade.getClass().getSimpleName() + " to upgrade from " + upgrade.getUpgradableVersionRange()[0] + "-" |
| + upgrade.getUpgradableVersionRange()[1] + " to " + upgrade.getUpgradedVersion()); |
| |
| txn.start(); |
| |
| Connection conn; |
| try { |
| conn = txn.getConnection(); |
| } catch (SQLException e) { |
| s_logger.error("Unable to cleanup the database", e); |
| throw new CloudRuntimeException("Unable to cleanup the database", e); |
| } |
| |
| File[] scripts = upgrade.getCleanupScripts(); |
| if (scripts != null) { |
| for (File script : scripts) { |
| runScript(conn, script); |
| s_logger.debug("Cleanup script " + script.getAbsolutePath() + " is executed successfully"); |
| } |
| } |
| txn.commit(); |
| } |
| |
| txn.start(); |
| version.setStep(Step.Complete); |
| s_logger.debug("Upgrade completed for version " + upgradedVersion); |
| version.setUpdated(new Date()); |
| _dao.update(version.getId(), version); |
| txn.commit(); |
| } |
| } finally { |
| txn.close(); |
| } |
| } |
| } |
| |
| } |
| |
| @Override |
| public void check() { |
| GlobalLock lock = GlobalLock.getInternLock("DatabaseUpgrade"); |
| try { |
| s_logger.info("Grabbing lock to check for database upgrade."); |
| if (!lock.lock(20 * 60)) { |
| throw new CloudRuntimeException("Unable to acquire lock to check for database integrity."); |
| } |
| |
| try { |
| String dbVersion = _dao.getCurrentVersion(); |
| String currentVersion = this.getClass().getPackage().getImplementationVersion(); |
| |
| if (currentVersion == null) |
| return; |
| |
| s_logger.info("DB version = " + dbVersion + " Code Version = " + currentVersion); |
| |
| if (Version.compare(Version.trimToPatch(dbVersion), Version.trimToPatch(currentVersion)) > 0) { |
| throw new CloudRuntimeException("Database version " + dbVersion + " is higher than management software version " + currentVersion); |
| } |
| |
| if (Version.compare(Version.trimToPatch(dbVersion), Version.trimToPatch(currentVersion)) == 0) { |
| s_logger.info("DB version and code version matches so no upgrade needed."); |
| return; |
| } |
| |
| upgrade(dbVersion, currentVersion); |
| } finally { |
| lock.unlock(); |
| } |
| } finally { |
| lock.releaseRef(); |
| } |
| } |
| } |
