// 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.usage.dao;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.util.HashMap;
import java.util.Map;
import javax.ejb.Local;
import org.apache.log4j.Logger;
import com.cloud.usage.UsageNetworkVO;
import com.cloud.utils.db.GenericDaoBase;
import com.cloud.utils.db.Transaction;
@Local(value={UsageNetworkDao.class})
public class UsageNetworkDaoImpl extends GenericDaoBase<UsageNetworkVO, Long> implements UsageNetworkDao {
private static final Logger s_logger = Logger.getLogger(UsageVMInstanceDaoImpl.class.getName());
private static final String SELECT_LATEST_STATS = "SELECT u.account_id, u.zone_id, u.host_id, u.host_type, u.network_id, u.bytes_sent, u.bytes_received, u.agg_bytes_received, u.agg_bytes_sent, u.event_time_millis " +
"FROM cloud_usage.usage_network u INNER JOIN (SELECT netusage.account_id as acct_id, netusage.zone_id as z_id, max(netusage.event_time_millis) as max_date " +
"FROM cloud_usage.usage_network netusage " +
"GROUP BY netusage.account_id, netusage.zone_id " +
") joinnet on u.account_id = joinnet.acct_id and u.zone_id = joinnet.z_id and u.event_time_millis = joinnet.max_date";
private static final String DELETE_OLD_STATS = "DELETE FROM cloud_usage.usage_network WHERE event_time_millis < ?";
public UsageNetworkDaoImpl() {
}
@Override
public Map<String, UsageNetworkVO> getRecentNetworkStats() {
Transaction txn = Transaction.open(Transaction.USAGE_DB);
String sql = SELECT_LATEST_STATS;
PreparedStatement pstmt = null;
try {
pstmt = txn.prepareAutoCloseStatement(sql);
ResultSet rs = pstmt.executeQuery();
Map<String, UsageNetworkVO> returnMap = new HashMap<String, UsageNetworkVO>();
while (rs.next()) {
long accountId = rs.getLong(1);
long zoneId = rs.getLong(2);
Long hostId = rs.getLong(3);
String hostType = rs.getString(4);
Long networkId = rs.getLong(5);
long bytesSent = rs.getLong(6);
long bytesReceived = rs.getLong(7);
long aggBytesReceived = rs.getLong(8);
long aggBytesSent = rs.getLong(9);
long eventTimeMillis = rs.getLong(10);
if(hostId != 0){
returnMap.put(zoneId + "-" + accountId+ "-Host-" + hostId, new UsageNetworkVO(accountId, zoneId, hostId, hostType, networkId, bytesSent, bytesReceived, aggBytesReceived, aggBytesSent, eventTimeMillis));
} else {
returnMap.put(zoneId + "-" + accountId, new UsageNetworkVO(accountId, zoneId, hostId, hostType, networkId, bytesSent, bytesReceived, aggBytesReceived, aggBytesSent, eventTimeMillis));
}
}
return returnMap;
} catch (Exception ex) {
s_logger.error("error getting recent usage network stats", ex);
} finally {
txn.close();
}
return null;
}
@Override
public void deleteOldStats(long maxEventTime) {
Transaction txn = Transaction.currentTxn();
String sql = DELETE_OLD_STATS;
PreparedStatement pstmt = null;
try {
txn.start();
pstmt = txn.prepareAutoCloseStatement(sql);
pstmt.setLong(1, maxEventTime);
pstmt.executeUpdate();
txn.commit();
} catch (Exception ex) {
txn.rollback();
s_logger.error("error deleting old usage network stats", ex);
}
}
}