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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
// 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
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package com.cloud.usage.parser;
import java.text.DecimalFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.apache.log4j.Logger;
import com.cloud.usage.UsageSecurityGroupVO;
import com.cloud.usage.UsageServer;
import com.cloud.usage.UsageTypes;
import com.cloud.usage.UsageVO;
import com.cloud.usage.dao.UsageDao;
import com.cloud.usage.dao.UsageSecurityGroupDao;
import com.cloud.user.AccountVO;
import com.cloud.utils.Pair;
import com.cloud.utils.component.ComponentLocator;
public class SecurityGroupUsageParser {
public static final Logger s_logger = Logger.getLogger(SecurityGroupUsageParser.class.getName());
private static ComponentLocator _locator = ComponentLocator.getLocator(UsageServer.Name, "usage-components.xml", "log4j-cloud_usage");
private static UsageDao m_usageDao = _locator.getDao(UsageDao.class);
private static UsageSecurityGroupDao m_usageSecurityGroupDao = _locator.getDao(UsageSecurityGroupDao.class);
public static boolean parse(AccountVO account, Date startDate, Date endDate) {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Parsing all SecurityGroup usage events for account: " + account.getId());
}
if ((endDate == null) || endDate.after(new Date())) {
endDate = new Date();
}
// - query usage_volume table with the following criteria:
// - look for an entry for accountId with start date in the given range
// - look for an entry for accountId with end date in the given range
// - look for an entry for accountId with end date null (currently running vm or owned IP)
// - look for an entry for accountId with start date before given range *and* end date after given range
List<UsageSecurityGroupVO> usageSGs = m_usageSecurityGroupDao.getUsageRecords(account.getId(), account.getDomainId(), startDate, endDate, false, 0);
if(usageSGs.isEmpty()){
s_logger.debug("No SecurityGroup usage events for this period");
return true;
}
// This map has both the running time *and* the usage amount.
Map<String, Pair<Long, Long>> usageMap = new HashMap<String, Pair<Long, Long>>();
Map<String, SGInfo> sgMap = new HashMap<String, SGInfo>();
// loop through all the security groups, create a usage record for each
for (UsageSecurityGroupVO usageSG : usageSGs) {
long vmId = usageSG.getVmInstanceId();
long sgId = usageSG.getSecurityGroupId();
String key = ""+vmId+"SG"+sgId;
sgMap.put(key, new SGInfo(vmId, usageSG.getZoneId(), sgId));
Date sgCreateDate = usageSG.getCreated();
Date sgDeleteDate = usageSG.getDeleted();
if ((sgDeleteDate == null) || sgDeleteDate.after(endDate)) {
sgDeleteDate = endDate;
}
// clip the start date to the beginning of our aggregation range if the vm has been running for a while
if (sgCreateDate.before(startDate)) {
sgCreateDate = startDate;
}
long currentDuration = (sgDeleteDate.getTime() - sgCreateDate.getTime()) + 1; // make sure this is an inclusive check for milliseconds (i.e. use n - m + 1 to find total number of millis to charge)
updateSGUsageData(usageMap, key, usageSG.getVmInstanceId(), currentDuration);
}
for (String sgIdKey : usageMap.keySet()) {
Pair<Long, Long> sgtimeInfo = usageMap.get(sgIdKey);
long useTime = sgtimeInfo.second().longValue();
// Only create a usage record if we have a runningTime of bigger than zero.
if (useTime > 0L) {
SGInfo info = sgMap.get(sgIdKey);
createUsageRecord(UsageTypes.SECURITY_GROUP, useTime, startDate, endDate, account, info.getVmId(), info.getSGId(), info.getZoneId());
}
}
return true;
}
private static void updateSGUsageData(Map<String, Pair<Long, Long>> usageDataMap, String key, long vmId, long duration) {
Pair<Long, Long> sgUsageInfo = usageDataMap.get(key);
if (sgUsageInfo == null) {
sgUsageInfo = new Pair<Long, Long>(new Long(vmId), new Long(duration));
} else {
Long runningTime = sgUsageInfo.second();
runningTime = new Long(runningTime.longValue() + duration);
sgUsageInfo = new Pair<Long, Long>(sgUsageInfo.first(), runningTime);
}
usageDataMap.put(key, sgUsageInfo);
}
private static void createUsageRecord(int type, long runningTime, Date startDate, Date endDate, AccountVO account, long vmId, long sgId, long zoneId) {
// Our smallest increment is hourly for now
if (s_logger.isDebugEnabled()) {
s_logger.debug("Total running time " + runningTime + "ms");
}
float usage = runningTime / 1000f / 60f / 60f;
DecimalFormat dFormat = new DecimalFormat("#.######");
String usageDisplay = dFormat.format(usage);
if (s_logger.isDebugEnabled()) {
s_logger.debug("Creating security group:" + sgId + " usage record for Vm : " + vmId + ", usage: " + usageDisplay + ", startDate: " + startDate + ", endDate: " + endDate + ", for account: " + account.getId());
}
// Create the usage record
String usageDesc = "Security Group: " + sgId + " for Vm : " + vmId + " usage time";
UsageVO usageRecord = new UsageVO(zoneId, account.getId(), account.getDomainId(), usageDesc, usageDisplay + " Hrs", type,
new Double(usage), vmId, null, null, null, sgId, null, startDate, endDate);
m_usageDao.persist(usageRecord);
}
private static class SGInfo {
private long vmId;
private long zoneId;
private long sgId;
public SGInfo(long vmId, long zoneId, long sgId) {
this.vmId = vmId;
this.zoneId = zoneId;
this.sgId = sgId;
}
public long getZoneId() {
return zoneId;
}
public long getVmId() {
return vmId;
}
public long getSGId() {
return sgId;
}
}
}