| /* |
| * 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 org.apache.ambari.server.upgrade; |
| |
| import java.sql.SQLException; |
| import java.util.Map; |
| |
| import org.apache.ambari.server.AmbariException; |
| import org.apache.ambari.server.controller.AmbariManagementController; |
| import org.apache.ambari.server.orm.DBAccessor; |
| import org.apache.ambari.server.state.Cluster; |
| import org.apache.ambari.server.state.Clusters; |
| import org.apache.ambari.server.state.StackId; |
| |
| import com.google.inject.Inject; |
| import com.google.inject.Injector; |
| |
| /** |
| * The {@link UpgradeCatalog262} upgrades Ambari from 2.6.1 to 2.6.2. |
| */ |
| public class UpgradeCatalog262 extends AbstractUpgradeCatalog { |
| |
| private static final String HOST_REQUEST_TABLE = "topology_host_request"; |
| private static final String STATUS_COLUMN = "status"; |
| private static final String STATUS_MESSAGE_COLUMN = "status_message"; |
| |
| @Inject |
| public UpgradeCatalog262(Injector injector) { |
| super(injector); |
| } |
| |
| @Override |
| public String getSourceVersion() { |
| return "2.6.1"; |
| } |
| |
| @Override |
| public String getTargetVersion() { |
| return "2.6.2"; |
| } |
| |
| @Override |
| protected void executeDDLUpdates() throws AmbariException, SQLException { |
| addHostRequestStatusColumn(); |
| } |
| |
| private void addHostRequestStatusColumn() throws SQLException { |
| dbAccessor.addColumn(HOST_REQUEST_TABLE, new DBAccessor.DBColumnInfo(STATUS_COLUMN, String.class, 255, null, true)); |
| dbAccessor.addColumn(HOST_REQUEST_TABLE, new DBAccessor.DBColumnInfo(STATUS_MESSAGE_COLUMN, String.class, 1024, null, true)); |
| } |
| |
| @Override |
| protected void executePreDMLUpdates() throws AmbariException, SQLException { |
| fixDesiredStack(); |
| } |
| |
| /** |
| * if desired stack < current stack, set current stack as desired |
| * |
| * @throws AmbariException |
| */ |
| private void fixDesiredStack() throws AmbariException { |
| AmbariManagementController ambariManagementController = injector.getInstance(AmbariManagementController.class); |
| Clusters clusters = ambariManagementController.getClusters(); |
| if (clusters != null) { |
| Map<String, Cluster> clusterMap = getCheckedClusterMap(clusters); |
| if (clusterMap != null && !clusterMap.isEmpty()) { |
| for (final Cluster cluster : clusterMap.values()) { |
| StackId desiredStack = cluster.getDesiredStackVersion(); |
| StackId currentStack = cluster.getCurrentStackVersion(); |
| if (!desiredStack.equals(currentStack)) { |
| cluster.setDesiredStackVersion(currentStack); |
| } |
| } |
| } |
| } |
| } |
| |
| @Override |
| protected void executeDMLUpdates() throws AmbariException, SQLException { |
| } |
| |
| } |