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// 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.host.dao;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import javax.ejb.Local;
import org.springframework.stereotype.Component;
import com.cloud.host.DetailVO;
import com.cloud.utils.crypt.DBEncryptionUtil;
import com.cloud.utils.db.GenericDaoBase;
import com.cloud.utils.db.SearchBuilder;
import com.cloud.utils.db.SearchCriteria;
import com.cloud.utils.db.TransactionLegacy;
import com.cloud.utils.exception.CloudRuntimeException;
@Component
@Local(value = HostDetailsDao.class)
public class HostDetailsDaoImpl extends GenericDaoBase<DetailVO, Long> implements HostDetailsDao {
protected final SearchBuilder<DetailVO> HostSearch;
protected final SearchBuilder<DetailVO> DetailSearch;
public HostDetailsDaoImpl() {
HostSearch = createSearchBuilder();
HostSearch.and("hostId", HostSearch.entity().getHostId(), SearchCriteria.Op.EQ);
HostSearch.done();
DetailSearch = createSearchBuilder();
DetailSearch.and("hostId", DetailSearch.entity().getHostId(), SearchCriteria.Op.EQ);
DetailSearch.and("name", DetailSearch.entity().getName(), SearchCriteria.Op.EQ);
DetailSearch.done();
}
@Override
public DetailVO findDetail(long hostId, String name) {
SearchCriteria<DetailVO> sc = DetailSearch.create();
sc.setParameters("hostId", hostId);
sc.setParameters("name", name);
DetailVO detail = findOneIncludingRemovedBy(sc);
if ("password".equals(name) && detail != null) {
detail.setValue(DBEncryptionUtil.decrypt(detail.getValue()));
}
return detail;
}
@Override
public Map<String, String> findDetails(long hostId) {
SearchCriteria<DetailVO> sc = HostSearch.create();
sc.setParameters("hostId", hostId);
List<DetailVO> results = search(sc, null);
Map<String, String> details = new HashMap<String, String>(results.size());
for (DetailVO result : results) {
if ("password".equals(result.getName())) {
details.put(result.getName(), DBEncryptionUtil.decrypt(result.getValue()));
} else {
details.put(result.getName(), result.getValue());
}
}
return details;
}
@Override
public void deleteDetails(long hostId) {
SearchCriteria sc = HostSearch.create();
sc.setParameters("hostId", hostId);
List<DetailVO> results = search(sc, null);
for (DetailVO result : results) {
remove(result.getId());
}
}
@Override
public void persist(long hostId, Map<String, String> details) {
final String InsertOrUpdateSql = "INSERT INTO `cloud`.`host_details` (host_id, name, value) VALUES (?,?,?) ON DUPLICATE KEY UPDATE value=?";
TransactionLegacy txn = TransactionLegacy.currentTxn();
txn.start();
for (Map.Entry<String, String> detail : details.entrySet()) {
String value = detail.getValue();
if ("password".equals(detail.getKey())) {
value = DBEncryptionUtil.encrypt(value);
}
try {
PreparedStatement pstmt = txn.prepareAutoCloseStatement(InsertOrUpdateSql);
pstmt.setLong(1, hostId);
pstmt.setString(2, detail.getKey());
pstmt.setString(3, value);
pstmt.setString(4, value);
pstmt.executeUpdate();
} catch (SQLException e) {
throw new CloudRuntimeException("Unable to persist the host_details key: " + detail.getKey() + " for host id: " + hostId, e);
}
}
txn.commit();
}
}