// 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.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;
import javax.ejb.Local;
import org.apache.log4j.Logger;
import com.cloud.storage.VMTemplateStoragePoolVO;
import com.cloud.storage.VMTemplateStorageResourceAssoc;
import com.cloud.storage.VMTemplateStorageResourceAssoc.Status;
import com.cloud.utils.db.GenericDaoBase;
import com.cloud.utils.db.SearchBuilder;
import com.cloud.utils.db.SearchCriteria;
import com.cloud.utils.db.Transaction;
@Local(value={VMTemplatePoolDao.class})
public class VMTemplatePoolDaoImpl extends GenericDaoBase<VMTemplateStoragePoolVO, Long> implements VMTemplatePoolDao {
public static final Logger s_logger = Logger.getLogger(VMTemplatePoolDaoImpl.class.getName());
protected final SearchBuilder<VMTemplateStoragePoolVO> PoolSearch;
protected final SearchBuilder<VMTemplateStoragePoolVO> TemplateSearch;
protected final SearchBuilder<VMTemplateStoragePoolVO> PoolTemplateSearch;
protected final SearchBuilder<VMTemplateStoragePoolVO> TemplateStatusSearch;
protected final SearchBuilder<VMTemplateStoragePoolVO> TemplatePoolStatusSearch;
protected final SearchBuilder<VMTemplateStoragePoolVO> TemplateStatesSearch;
protected static final String UPDATE_TEMPLATE_HOST_REF =
"UPDATE template_spool_ref SET download_state = ?, download_pct= ?, last_updated = ? "
+ ", error_str = ?, local_path = ?, job_id = ? "
+ "WHERE pool_id = ? and template_id = ?";
protected static final String DOWNLOADS_STATE_DC=
"SELECT * FROM template_spool_ref t, storage_pool p where t.pool_id = p.id and p.data_center_id=? "
+ " and t.template_id=? and t.download_state = ?" ;
protected static final String DOWNLOADS_STATE_DC_POD=
"SELECT * FROM template_spool_ref tp, storage_pool_host_ref ph, host h where tp.pool_id = ph.pool_id and ph.host_id = h.id and h.data_center_id=? and h.pod_id=? "
+ " and tp.template_id=? and tp.download_state=?" ;
protected static final String HOST_TEMPLATE_SEARCH=
"SELECT * FROM template_spool_ref tp, storage_pool_host_ref ph, host h where tp.pool_id = ph.pool_id and ph.host_id = h.id and h.id=? "
+ " and tp.template_id=? " ;
public VMTemplatePoolDaoImpl () {
PoolSearch = createSearchBuilder();
PoolSearch.and("pool_id", PoolSearch.entity().getPoolId(), SearchCriteria.Op.EQ);
PoolSearch.done();
TemplateSearch = createSearchBuilder();
TemplateSearch.and("template_id", TemplateSearch.entity().getTemplateId(), SearchCriteria.Op.EQ);
TemplateSearch.done();
PoolTemplateSearch = createSearchBuilder();
PoolTemplateSearch.and("pool_id", PoolTemplateSearch.entity().getPoolId(), SearchCriteria.Op.EQ);
PoolTemplateSearch.and("template_id", PoolTemplateSearch.entity().getTemplateId(), SearchCriteria.Op.EQ);
PoolTemplateSearch.done();
TemplateStatusSearch = createSearchBuilder();
TemplateStatusSearch.and("template_id", TemplateStatusSearch.entity().getTemplateId(), SearchCriteria.Op.EQ);
TemplateStatusSearch.and("download_state", TemplateStatusSearch.entity().getDownloadState(), SearchCriteria.Op.EQ);
TemplateStatusSearch.done();
TemplatePoolStatusSearch = createSearchBuilder();
TemplatePoolStatusSearch.and("pool_id", TemplatePoolStatusSearch.entity().getPoolId(), SearchCriteria.Op.EQ);
TemplatePoolStatusSearch.and("template_id", TemplatePoolStatusSearch.entity().getTemplateId(), SearchCriteria.Op.EQ);
TemplatePoolStatusSearch.and("download_state", TemplatePoolStatusSearch.entity().getDownloadState(), SearchCriteria.Op.EQ);
TemplatePoolStatusSearch.done();
TemplateStatesSearch = createSearchBuilder();
TemplateStatesSearch.and("template_id", TemplateStatesSearch.entity().getTemplateId(), SearchCriteria.Op.EQ);
TemplateStatesSearch.and("states", TemplateStatesSearch.entity().getDownloadState(), SearchCriteria.Op.IN);
TemplateStatesSearch.done();
}
@Override
public List<VMTemplateStoragePoolVO> listByPoolId(long id) {
SearchCriteria<VMTemplateStoragePoolVO> sc = PoolSearch.create();
sc.setParameters("pool_id", id);
return listIncludingRemovedBy(sc);
}
@Override
public List<VMTemplateStoragePoolVO> listByTemplateId(long templateId) {
SearchCriteria<VMTemplateStoragePoolVO> sc = TemplateSearch.create();
sc.setParameters("template_id", templateId);
return listIncludingRemovedBy(sc);
}
@Override
public VMTemplateStoragePoolVO findByPoolTemplate(long hostId, long templateId) {
SearchCriteria<VMTemplateStoragePoolVO> sc = PoolTemplateSearch.create();
sc.setParameters("pool_id", hostId);
sc.setParameters("template_id", templateId);
return findOneIncludingRemovedBy(sc);
}
@Override
public List<VMTemplateStoragePoolVO> listByTemplateStatus(long templateId, VMTemplateStoragePoolVO.Status downloadState) {
SearchCriteria<VMTemplateStoragePoolVO> sc = TemplateStatusSearch.create();
sc.setParameters("template_id", templateId);
sc.setParameters("download_state", downloadState.toString());
return listIncludingRemovedBy(sc);
}
@Override
public List<VMTemplateStoragePoolVO> listByTemplateStatus(long templateId, VMTemplateStoragePoolVO.Status downloadState, long poolId) {
SearchCriteria<VMTemplateStoragePoolVO> sc = TemplatePoolStatusSearch.create();
sc.setParameters("pool_id", poolId);
sc.setParameters("template_id", templateId);
sc.setParameters("download_state", downloadState.toString());
return listIncludingRemovedBy(sc);
}
@Override
public List<VMTemplateStoragePoolVO> listByTemplateStatus(long templateId, long datacenterId, VMTemplateStoragePoolVO.Status downloadState) {
Transaction txn = Transaction.currentTxn();
PreparedStatement pstmt = null;
List<VMTemplateStoragePoolVO> result = new ArrayList<VMTemplateStoragePoolVO>();
try {
String sql = DOWNLOADS_STATE_DC;
pstmt = txn.prepareAutoCloseStatement(sql);
pstmt.setLong(1, datacenterId);
pstmt.setLong(2, templateId);
pstmt.setString(3, downloadState.toString());
ResultSet rs = pstmt.executeQuery();
while (rs.next()) {
result.add(toEntityBean(rs, false));
}
} catch (Exception e) {
s_logger.warn("Exception: ", e);
}
return result;
}
@Override
public List<VMTemplateStoragePoolVO> listByTemplateStatus(long templateId, long datacenterId, long podId, VMTemplateStoragePoolVO.Status downloadState) {
Transaction txn = Transaction.currentTxn();
PreparedStatement pstmt = null;
List<VMTemplateStoragePoolVO> result = new ArrayList<VMTemplateStoragePoolVO>();
ResultSet rs = null;
try {
String sql = DOWNLOADS_STATE_DC_POD;
pstmt = txn.prepareStatement(sql);
pstmt.setLong(1, datacenterId);
pstmt.setLong(2, podId);
pstmt.setLong(3, templateId);
pstmt.setString(4, downloadState.toString());
rs = pstmt.executeQuery();
while (rs.next()) {
// result.add(toEntityBean(rs, false)); TODO: this is buggy in GenericDaoBase for hand constructed queries
long id = rs.getLong(1); //ID column
result.add(findById(id));
}
} catch (Exception e) {
s_logger.warn("Exception: ", e);
} finally {
try {
if (rs != null) {
rs.close();
}
if (pstmt != null) {
pstmt.close();
}
} catch (SQLException e) {
}
}
return result;
}
public List<VMTemplateStoragePoolVO> listByHostTemplate(long hostId, long templateId) {
Transaction txn = Transaction.currentTxn();
PreparedStatement pstmt = null;
List<VMTemplateStoragePoolVO> result = new ArrayList<VMTemplateStoragePoolVO>();
ResultSet rs = null;
try {
String sql = HOST_TEMPLATE_SEARCH;
pstmt = txn.prepareStatement(sql);
pstmt.setLong(1, hostId);
pstmt.setLong(2, templateId);
rs = pstmt.executeQuery();
while (rs.next()) {
// result.add(toEntityBean(rs, false)); TODO: this is buggy in GenericDaoBase for hand constructed queries
long id = rs.getLong(1); //ID column
result.add(findById(id));
}
} catch (Exception e) {
s_logger.warn("Exception: ", e);
} finally {
try {
if (rs != null) {
rs.close();
}
if (pstmt != null) {
pstmt.close();
}
} catch (SQLException e) {
}
}
return result;
}
@Override
public boolean templateAvailable(long templateId, long hostId) {
VMTemplateStorageResourceAssoc tmpltPool = findByPoolTemplate(hostId, templateId);
if (tmpltPool == null)
return false;
return tmpltPool.getDownloadState()==Status.DOWNLOADED;
}
@Override
public List<VMTemplateStoragePoolVO> listByTemplateStates(long templateId, VMTemplateStoragePoolVO.Status... states) {
SearchCriteria<VMTemplateStoragePoolVO> sc = TemplateStatesSearch.create();
sc.setParameters("states", (Object[])states);
sc.setParameters("template_id", templateId);
return search(sc, null);
}
@Override
public VMTemplateStoragePoolVO findByHostTemplate(Long hostId, Long templateId) {
List<VMTemplateStoragePoolVO> result = listByHostTemplate(hostId, templateId);
return (result.size() == 0)?null:result.get(1);
}
}