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/*
* 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 {
}
}