| // 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 com.cloud.storage.dao; |
| |
| import java.util.Date; |
| import java.util.List; |
| |
| |
| import org.springframework.stereotype.Component; |
| |
| import com.cloud.storage.Snapshot; |
| import com.cloud.storage.SnapshotScheduleVO; |
| import com.cloud.utils.db.GenericDaoBase; |
| import com.cloud.utils.db.SearchBuilder; |
| import com.cloud.utils.db.SearchCriteria; |
| |
| @Component |
| public class SnapshotScheduleDaoImpl extends GenericDaoBase<SnapshotScheduleVO, Long> implements SnapshotScheduleDao { |
| protected final SearchBuilder<SnapshotScheduleVO> executableSchedulesSearch; |
| protected final SearchBuilder<SnapshotScheduleVO> coincidingSchedulesSearch; |
| private final SearchBuilder<SnapshotScheduleVO> VolumeIdSearch; |
| private final SearchBuilder<SnapshotScheduleVO> VolumeIdPolicyIdSearch; |
| |
| protected SnapshotScheduleDaoImpl() { |
| |
| executableSchedulesSearch = createSearchBuilder(); |
| executableSchedulesSearch.and("scheduledTimestamp", executableSchedulesSearch.entity().getScheduledTimestamp(), SearchCriteria.Op.LT); |
| executableSchedulesSearch.and("asyncJobId", executableSchedulesSearch.entity().getAsyncJobId(), SearchCriteria.Op.NULL); |
| executableSchedulesSearch.done(); |
| |
| coincidingSchedulesSearch = createSearchBuilder(); |
| coincidingSchedulesSearch.and("volumeId", coincidingSchedulesSearch.entity().getVolumeId(), SearchCriteria.Op.EQ); |
| coincidingSchedulesSearch.and("scheduledTimestamp", coincidingSchedulesSearch.entity().getScheduledTimestamp(), SearchCriteria.Op.LT); |
| coincidingSchedulesSearch.and("asyncJobId", coincidingSchedulesSearch.entity().getAsyncJobId(), SearchCriteria.Op.NULL); |
| coincidingSchedulesSearch.done(); |
| |
| VolumeIdSearch = createSearchBuilder(); |
| VolumeIdSearch.and("volumeId", VolumeIdSearch.entity().getVolumeId(), SearchCriteria.Op.EQ); |
| VolumeIdSearch.done(); |
| |
| VolumeIdPolicyIdSearch = createSearchBuilder(); |
| VolumeIdPolicyIdSearch.and("volumeId", VolumeIdPolicyIdSearch.entity().getVolumeId(), SearchCriteria.Op.EQ); |
| VolumeIdPolicyIdSearch.and("policyId", VolumeIdPolicyIdSearch.entity().getPolicyId(), SearchCriteria.Op.EQ); |
| VolumeIdPolicyIdSearch.done(); |
| |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public List<SnapshotScheduleVO> getCoincidingSnapshotSchedules(long volumeId, Date date) { |
| SearchCriteria<SnapshotScheduleVO> sc = coincidingSchedulesSearch.create(); |
| sc.setParameters("volumeId", volumeId); |
| sc.setParameters("scheduledTimestamp", date); |
| // Don't return manual snapshots. They will be executed through another |
| // code path. |
| sc.addAnd("policyId", SearchCriteria.Op.NEQ, 1L); |
| return listBy(sc); |
| } |
| |
| @Override |
| public SnapshotScheduleVO findOneByVolume(long volumeId) { |
| SearchCriteria<SnapshotScheduleVO> sc = VolumeIdSearch.create(); |
| sc.setParameters("volumeId", volumeId); |
| return findOneBy(sc); |
| } |
| |
| @Override |
| public SnapshotScheduleVO findOneByVolumePolicy(long volumeId, long policyId) { |
| SearchCriteria<SnapshotScheduleVO> sc = VolumeIdPolicyIdSearch.create(); |
| sc.setParameters("volumeId", volumeId); |
| sc.setParameters("policyId", policyId); |
| return findOneBy(sc); |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public List<SnapshotScheduleVO> getSchedulesToExecute(Date currentTimestamp) { |
| SearchCriteria<SnapshotScheduleVO> sc = executableSchedulesSearch.create(); |
| sc.setParameters("scheduledTimestamp", currentTimestamp); |
| return listBy(sc); |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| @Override |
| public SnapshotScheduleVO getCurrentSchedule(Long volumeId, Long policyId, boolean executing) { |
| assert volumeId != null; |
| SearchCriteria<SnapshotScheduleVO> sc = createSearchCriteria(); |
| SearchCriteria.Op op = executing ? SearchCriteria.Op.NNULL : SearchCriteria.Op.NULL; |
| sc.addAnd("volumeId", SearchCriteria.Op.EQ, volumeId); |
| if (policyId != null) { |
| sc.addAnd("policyId", SearchCriteria.Op.EQ, policyId); |
| if (policyId != Snapshot.MANUAL_POLICY_ID) { |
| // manual policies aren't scheduled by the snapshot poller, so |
| // don't look for the jobId here |
| sc.addAnd("asyncJobId", op); |
| } |
| } else { |
| sc.addAnd("asyncJobId", op); |
| } |
| |
| List<SnapshotScheduleVO> snapshotSchedules = listBy(sc); |
| // This will return only one schedule because of a DB uniqueness |
| // constraint. |
| assert (snapshotSchedules.size() <= 1); |
| if (snapshotSchedules.isEmpty()) { |
| return null; |
| } else { |
| return snapshotSchedules.get(0); |
| } |
| } |
| |
| } |