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f62e28c1ec
Introduction of a new Transaction API that is more consistent with the style of Spring's transaction managment. The existing Transaction class was renamed to TransactionLegacy. All of the non-DAO code in the management server has been updated to use the new Transaction API.
226 lines
8.9 KiB
Java
Executable File
226 lines
8.9 KiB
Java
Executable File
// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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package com.cloud.dc.dao;
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import java.sql.PreparedStatement;
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import java.sql.SQLException;
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import java.util.Date;
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import java.util.List;
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import javax.ejb.Local;
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import org.apache.log4j.Logger;
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import org.springframework.stereotype.Component;
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import com.cloud.dc.DataCenterIpAddressVO;
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import com.cloud.utils.db.DB;
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import com.cloud.utils.db.GenericDaoBase;
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import com.cloud.utils.db.GenericSearchBuilder;
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import com.cloud.utils.db.SearchBuilder;
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import com.cloud.utils.db.SearchCriteria;
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import com.cloud.utils.db.SearchCriteria.Func;
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import com.cloud.utils.db.TransactionLegacy;
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import com.cloud.utils.exception.CloudRuntimeException;
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import com.cloud.utils.net.NetUtils;
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@Component
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@Local(value={DataCenterIpAddressDao.class}) @DB
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public class DataCenterIpAddressDaoImpl extends GenericDaoBase<DataCenterIpAddressVO, Long> implements DataCenterIpAddressDao {
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private static final Logger s_logger = Logger.getLogger(DataCenterIpAddressDaoImpl.class);
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private final SearchBuilder<DataCenterIpAddressVO> AllFieldsSearch;
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private final GenericSearchBuilder<DataCenterIpAddressVO, Integer> AllIpCount;
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private final GenericSearchBuilder<DataCenterIpAddressVO, Integer> AllAllocatedIpCount;
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@DB
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public DataCenterIpAddressVO takeIpAddress(long dcId, long podId, long instanceId, String reservationId) {
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SearchCriteria<DataCenterIpAddressVO> sc = AllFieldsSearch.create();
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sc.setParameters("pod", podId);
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sc.setParameters("taken", (Date)null);
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TransactionLegacy txn = TransactionLegacy.currentTxn();
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txn.start();
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DataCenterIpAddressVO vo = lockOneRandomRow(sc, true);
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if (vo == null) {
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txn.rollback();
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return null;
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}
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vo.setTakenAt(new Date());
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vo.setInstanceId(instanceId);
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vo.setReservationId(reservationId);
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update(vo.getId(), vo);
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txn.commit();
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return vo;
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}
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@DB
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public DataCenterIpAddressVO takeDataCenterIpAddress(long dcId, String reservationId) {
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SearchCriteria<DataCenterIpAddressVO> sc = AllFieldsSearch.create();
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sc.setParameters("dc", dcId);
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sc.setParameters("taken", (Date)null);
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TransactionLegacy txn = TransactionLegacy.currentTxn();
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txn.start();
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DataCenterIpAddressVO vo = lockOneRandomRow(sc, true);
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if (vo == null) {
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txn.rollback();
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return null;
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}
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vo.setTakenAt(new Date());
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vo.setReservationId(reservationId);
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update(vo.getId(), vo);
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txn.commit();
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return vo;
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}
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@Override
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public boolean deleteIpAddressByPod(long podId) {
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SearchCriteria<DataCenterIpAddressVO> sc = AllFieldsSearch.create();
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sc.setParameters("pod", podId);
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return remove(sc) > 0;
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}
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@Override
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public boolean mark(long dcId, long podId, String ip) {
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SearchCriteria<DataCenterIpAddressVO> sc = AllFieldsSearch.create();
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sc.setParameters("pod", podId);
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sc.setParameters("ipAddress", ip);
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DataCenterIpAddressVO vo = createForUpdate();
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vo.setTakenAt(new Date());
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return update(vo, sc) >= 1;
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}
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@DB
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public void addIpRange(long dcId, long podId, String start, String end) {
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TransactionLegacy txn = TransactionLegacy.currentTxn();
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String insertSql = "INSERT INTO `cloud`.`op_dc_ip_address_alloc` (ip_address, data_center_id, pod_id, mac_address) VALUES (?, ?, ?, (select mac_address from `cloud`.`data_center` where id=?))";
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String updateSql = "UPDATE `cloud`.`data_center` set mac_address = mac_address+1 where id=?";
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PreparedStatement stmt = null;
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long startIP = NetUtils.ip2Long(start);
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long endIP = NetUtils.ip2Long(end);
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try {
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txn.start();
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while (startIP <= endIP) {
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stmt = txn.prepareStatement(insertSql);
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stmt.setString(1, NetUtils.long2Ip(startIP++));
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stmt.setLong(2, dcId);
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stmt.setLong(3, podId);
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stmt.setLong(4, dcId);
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stmt.executeUpdate();
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stmt.close();
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stmt = txn.prepareStatement(updateSql);
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stmt.setLong(1, dcId);
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stmt.executeUpdate();
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stmt.close();
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}
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txn.commit();
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} catch (SQLException ex) {
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throw new CloudRuntimeException("Unable to persist ip address range ", ex);
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}
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}
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public void releaseIpAddress(String ipAddress, long dcId, Long instanceId) {
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if (s_logger.isDebugEnabled()) {
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s_logger.debug("Releasing ip address: " + ipAddress + " data center " + dcId);
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}
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SearchCriteria<DataCenterIpAddressVO> sc = AllFieldsSearch.create();
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sc.setParameters("ip", ipAddress);
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sc.setParameters("dc", dcId);
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sc.setParameters("instance", instanceId);
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DataCenterIpAddressVO vo = createForUpdate();
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vo.setTakenAt(null);
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vo.setInstanceId(null);
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vo.setReservationId(null);
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update(vo, sc);
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}
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public void releaseIpAddress(long nicId, String reservationId) {
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if (s_logger.isDebugEnabled()) {
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s_logger.debug("Releasing ip address for reservationId=" + reservationId + ", instance=" + nicId);
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}
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SearchCriteria<DataCenterIpAddressVO> sc = AllFieldsSearch.create();
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sc.setParameters("instance", nicId);
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sc.setParameters("reservation", reservationId);
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DataCenterIpAddressVO vo = createForUpdate();
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vo.setTakenAt(null);
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vo.setInstanceId(null);
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vo.setReservationId(null);
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update(vo, sc);
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}
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public List<DataCenterIpAddressVO> listByPodIdDcId(long podId, long dcId) {
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SearchCriteria<DataCenterIpAddressVO> sc = AllFieldsSearch.create();
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sc.setParameters("pod", podId);
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return listBy(sc);
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}
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@Override
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public List<DataCenterIpAddressVO> listByPodIdDcIdIpAddress(long podId, long dcId, String ipAddress) {
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SearchCriteria<DataCenterIpAddressVO> sc = AllFieldsSearch.create();
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sc.setParameters("pod", podId);
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sc.setParameters("ipAddress", ipAddress);
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return listBy(sc);
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}
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@Override
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public int countIPs(long podId, long dcId, boolean onlyCountAllocated) {
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SearchCriteria<Integer> sc;
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if (onlyCountAllocated) {
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sc = AllAllocatedIpCount.create();
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} else {
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sc = AllIpCount.create();
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}
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sc.setParameters("pod", podId);
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List<Integer> count = customSearch(sc, null);
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return count.get(0);
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}
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public DataCenterIpAddressDaoImpl() {
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super();
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AllFieldsSearch = createSearchBuilder();
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AllFieldsSearch.and("ip", AllFieldsSearch.entity().getIpAddress(), SearchCriteria.Op.EQ);
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AllFieldsSearch.and("dc", AllFieldsSearch.entity().getDataCenterId(), SearchCriteria.Op.EQ);
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AllFieldsSearch.and("pod", AllFieldsSearch.entity().getPodId(), SearchCriteria.Op.EQ);
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AllFieldsSearch.and("instance", AllFieldsSearch.entity().getInstanceId(), SearchCriteria.Op.EQ);
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AllFieldsSearch.and("ipAddress", AllFieldsSearch.entity().getIpAddress(), SearchCriteria.Op.EQ);
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AllFieldsSearch.and("reservation", AllFieldsSearch.entity().getReservationId(), SearchCriteria.Op.EQ);
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AllFieldsSearch.and("taken", AllFieldsSearch.entity().getTakenAt(), SearchCriteria.Op.EQ);
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AllFieldsSearch.done();
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AllIpCount = createSearchBuilder(Integer.class);
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AllIpCount.select(null, Func.COUNT, AllIpCount.entity().getId());
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AllIpCount.and("pod", AllIpCount.entity().getPodId(), SearchCriteria.Op.EQ);
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AllIpCount.done();
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AllAllocatedIpCount = createSearchBuilder(Integer.class);
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AllAllocatedIpCount.select(null, Func.COUNT, AllAllocatedIpCount.entity().getId());
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AllAllocatedIpCount.and("pod", AllAllocatedIpCount.entity().getPodId(), SearchCriteria.Op.EQ);
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AllAllocatedIpCount.and("removed", AllAllocatedIpCount.entity().getTakenAt(), SearchCriteria.Op.NNULL);
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AllAllocatedIpCount.done();
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}
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}
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