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// 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.dc.dao;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.util.Date;
import java.util.List;
import java.util.Map;
import javax.ejb.Local;
import javax.naming.ConfigurationException;
import org.apache.log4j.Logger;
import com.cloud.dc.DataCenterLinkLocalIpAddressVO;
import com.cloud.utils.db.DB;
import com.cloud.utils.db.GenericDao;
import com.cloud.utils.db.GenericDaoBase;
import com.cloud.utils.db.GenericSearchBuilder;
import com.cloud.utils.db.SearchBuilder;
import com.cloud.utils.db.SearchCriteria;
import com.cloud.utils.db.SearchCriteria.Func;
import com.cloud.utils.db.Transaction;
import com.cloud.utils.exception.CloudRuntimeException;
import com.cloud.utils.net.NetUtils;
@Local(value={DataCenterLinkLocalIpAddressDaoImpl.class}) @DB(txn=false)
public class DataCenterLinkLocalIpAddressDaoImpl extends GenericDaoBase<DataCenterLinkLocalIpAddressVO, Long> implements GenericDao<DataCenterLinkLocalIpAddressVO, Long> {
private static final Logger s_logger = Logger.getLogger(DataCenterLinkLocalIpAddressDaoImpl.class);
private final SearchBuilder<DataCenterLinkLocalIpAddressVO> AllFieldsSearch;
private final GenericSearchBuilder<DataCenterLinkLocalIpAddressVO, Integer> AllIpCount;
private final GenericSearchBuilder<DataCenterLinkLocalIpAddressVO, Integer> AllAllocatedIpCount;
@DB
public DataCenterLinkLocalIpAddressVO takeIpAddress(long dcId, long podId, long instanceId, String reservationId) {
SearchCriteria<DataCenterLinkLocalIpAddressVO> sc = AllFieldsSearch.create();
sc.setParameters("pod", podId);
sc.setParameters("taken", (Date)null);
Transaction txn = Transaction.currentTxn();
txn.start();
DataCenterLinkLocalIpAddressVO vo = lockOneRandomRow(sc, true);
if (vo == null) {
return null;
}
vo.setTakenAt(new Date());
vo.setInstanceId(instanceId);
vo.setReservationId(reservationId);
update(vo.getId(), vo);
txn.commit();
return vo;
}
public boolean deleteIpAddressByPod(long podId) {
SearchCriteria<DataCenterLinkLocalIpAddressVO> sc = AllFieldsSearch.create();
sc.setParameters("pod", podId);
return remove(sc) > 0;
}
@DB
public void addIpRange(long dcId, long podId, String start, String end) {
String insertSql = "INSERT INTO `cloud`.`op_dc_link_local_ip_address_alloc` (ip_address, data_center_id, pod_id) VALUES (?, ?, ?)";
PreparedStatement stmt = null;
long startIP = NetUtils.ip2Long(start);
long endIP = NetUtils.ip2Long(end);
Transaction txn = Transaction.currentTxn();
try {
txn.start();
stmt = txn.prepareAutoCloseStatement(insertSql);
while (startIP <= endIP) {
stmt.setString(1, NetUtils.long2Ip(startIP++));
stmt.setLong(2, dcId);
stmt.setLong(3, podId);
stmt.addBatch();
}
stmt.executeBatch();
txn.commit();
} catch (SQLException e) {
throw new CloudRuntimeException("Unable to insert", e);
}
}
public void releaseIpAddress(String ipAddress, long dcId, long instanceId) {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Releasing ip address: " + ipAddress + " data center " + dcId);
}
SearchCriteria<DataCenterLinkLocalIpAddressVO> sc = AllFieldsSearch.create();
sc.setParameters("ip", ipAddress);
sc.setParameters("dc", dcId);
sc.setParameters("instance", instanceId);
DataCenterLinkLocalIpAddressVO vo = createForUpdate();
vo.setTakenAt(null);
vo.setInstanceId(null);
vo.setReservationId(null);
update(vo, sc);
}
public void releaseIpAddress(long nicId, String reservationId) {
SearchCriteria<DataCenterLinkLocalIpAddressVO> sc = AllFieldsSearch.create();
sc.setParameters("instance", nicId);
sc.setParameters("reservation", reservationId);
DataCenterLinkLocalIpAddressVO vo = createForUpdate();
vo.setTakenAt(null);
vo.setInstanceId(null);
vo.setReservationId(null);
update(vo, sc);
}
public List<DataCenterLinkLocalIpAddressVO> listByPodIdDcId(long podId, long dcId) {
SearchCriteria<DataCenterLinkLocalIpAddressVO> sc = AllFieldsSearch.create();
sc.setParameters("pod", podId);
return listBy(sc);
}
public int countIPs(long podId, long dcId, boolean onlyCountAllocated) {
SearchCriteria<Integer> sc;
if (onlyCountAllocated) {
sc = AllAllocatedIpCount.create();
} else {
sc = AllIpCount.create();
}
sc.setParameters("pod", podId);
List<Integer> count = customSearch(sc, null);
return count.get(0);
}
protected DataCenterLinkLocalIpAddressDaoImpl() {
super();
AllFieldsSearch = createSearchBuilder();
AllFieldsSearch.and("ip", AllFieldsSearch.entity().getIpAddress(), SearchCriteria.Op.EQ);
AllFieldsSearch.and("dc", AllFieldsSearch.entity().getDataCenterId(), SearchCriteria.Op.EQ);
AllFieldsSearch.and("pod", AllFieldsSearch.entity().getPodId(), SearchCriteria.Op.EQ);
AllFieldsSearch.and("instance", AllFieldsSearch.entity().getInstanceId(), SearchCriteria.Op.EQ);
AllFieldsSearch.and("reservation", AllFieldsSearch.entity().getReservationId(), SearchCriteria.Op.EQ);
AllFieldsSearch.and("taken", AllFieldsSearch.entity().getTakenAt(), SearchCriteria.Op.EQ);
AllFieldsSearch.done();
AllIpCount = createSearchBuilder(Integer.class);
AllIpCount.select(null, Func.COUNT, AllIpCount.entity().getId());
AllIpCount.and("pod", AllIpCount.entity().getPodId(), SearchCriteria.Op.EQ);
AllIpCount.done();
AllAllocatedIpCount = createSearchBuilder(Integer.class);
AllAllocatedIpCount.select(null, Func.COUNT, AllAllocatedIpCount.entity().getId());
AllAllocatedIpCount.and("pod", AllAllocatedIpCount.entity().getPodId(), SearchCriteria.Op.EQ);
AllAllocatedIpCount.and("removed", AllAllocatedIpCount.entity().getTakenAt(), SearchCriteria.Op.NNULL);
AllAllocatedIpCount.done();
}
@Override
public boolean configure(String name, Map<String, Object> params) throws ConfigurationException {
super.configure(name, params);
SearchCriteria<DataCenterLinkLocalIpAddressVO> sc = AllFieldsSearch.create();
sc.setParameters("ip", NetUtils.getLinkLocalGateway());
remove(sc);
return true;
}
}