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cloudstack/server/src/com/cloud/network/NetworkUsageManagerImpl.java

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// 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.network;
import java.net.URI;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ScheduledExecutorService;
import javax.ejb.Local;
import javax.inject.Inject;
import javax.naming.ConfigurationException;
import org.apache.log4j.Logger;
import org.springframework.stereotype.Component;
import com.cloud.agent.AgentManager;
import com.cloud.agent.Listener;
import com.cloud.agent.api.AgentControlAnswer;
import com.cloud.agent.api.AgentControlCommand;
import com.cloud.agent.api.Answer;
import com.cloud.agent.api.Command;
import com.cloud.agent.api.DirectNetworkUsageAnswer;
import com.cloud.agent.api.DirectNetworkUsageCommand;
import com.cloud.agent.api.RecurringNetworkUsageCommand;
import com.cloud.agent.api.StartupCommand;
import com.cloud.agent.api.StartupTrafficMonitorCommand;
import com.cloud.agent.manager.Commands;
import com.cloud.configuration.Config;
import com.cloud.configuration.dao.ConfigurationDao;
import com.cloud.dc.DataCenterVO;
import com.cloud.dc.dao.DataCenterDao;
import com.cloud.event.EventTypes;
import com.cloud.event.UsageEventVO;
import com.cloud.event.dao.UsageEventDao;
import com.cloud.exception.AgentUnavailableException;
import com.cloud.exception.InvalidParameterValueException;
import com.cloud.host.DetailVO;
import com.cloud.host.Host;
import com.cloud.host.HostVO;
import com.cloud.host.Status;
import com.cloud.host.dao.HostDao;
import com.cloud.host.dao.HostDetailsDao;
import com.cloud.network.dao.IPAddressDao;
import com.cloud.network.dao.IPAddressVO;
import com.cloud.network.dao.NetworkDao;
import com.cloud.network.dao.NetworkVO;
import com.cloud.network.resource.TrafficSentinelResource;
import com.cloud.resource.ResourceManager;
import com.cloud.resource.ResourceStateAdapter;
import com.cloud.resource.ServerResource;
import com.cloud.resource.UnableDeleteHostException;
import org.apache.cloudstack.api.command.admin.usage.AddTrafficMonitorCmd;
import org.apache.cloudstack.api.command.admin.usage.DeleteTrafficMonitorCmd;
import org.apache.cloudstack.api.command.admin.usage.ListTrafficMonitorsCmd;
import org.apache.cloudstack.api.response.TrafficMonitorResponse;
import com.cloud.usage.UsageIPAddressVO;
import com.cloud.user.AccountManager;
import com.cloud.user.AccountVO;
import com.cloud.user.User;
import com.cloud.user.UserContext;
import com.cloud.user.UserStatisticsVO;
import com.cloud.user.dao.UserStatisticsDao;
import com.cloud.utils.NumbersUtil;
import com.cloud.utils.component.ManagerBase;
import com.cloud.utils.db.DB;
import com.cloud.utils.db.GlobalLock;
import com.cloud.utils.db.JoinBuilder;
import com.cloud.utils.db.SearchBuilder;
import com.cloud.utils.db.SearchCriteria;
import com.cloud.utils.db.SearchCriteria.Op;
import com.cloud.utils.db.Transaction;
import com.cloud.utils.exception.CloudRuntimeException;
import com.cloud.utils.net.MacAddress;
@Component
@Local(value = {NetworkUsageManager.class})
public class NetworkUsageManagerImpl extends ManagerBase implements NetworkUsageService, NetworkUsageManager, ResourceStateAdapter {
public enum NetworkUsageResourceName {
TrafficSentinel;
}
private static final org.apache.log4j.Logger s_logger = Logger.getLogger(NetworkUsageManagerImpl.class);
@Inject HostDao _hostDao;
@Inject AgentManager _agentMgr;
@Inject IPAddressDao _ipAddressDao;
@Inject UserStatisticsDao _statsDao;
@Inject ConfigurationDao _configDao;
@Inject UsageEventDao _eventDao;
@Inject DataCenterDao _dcDao;
@Inject HostDetailsDao _detailsDao;
@Inject AccountManager _accountMgr;
@Inject NetworkDao _networksDao = null;
@Inject ResourceManager _resourceMgr;
ScheduledExecutorService _executor;
int _networkStatsInterval;
String _TSinclZones;
String _TSexclZones;
protected SearchBuilder<IPAddressVO> AllocatedIpSearch;
@Override
public Host addTrafficMonitor(AddTrafficMonitorCmd cmd) {
long zoneId = cmd.getZoneId();
DataCenterVO zone = _dcDao.findById(zoneId);
String zoneName;
if (zone == null) {
throw new InvalidParameterValueException("Could not find zone with ID: " + zoneId);
} else {
zoneName = zone.getName();
}
List<HostVO> trafficMonitorsInZone = _resourceMgr.listAllHostsInOneZoneByType(Host.Type.TrafficMonitor, zoneId);
if (trafficMonitorsInZone.size() != 0) {
throw new InvalidParameterValueException("Already added an traffic monitor in zone: " + zoneName);
}
URI uri;
try {
uri = new URI(cmd.getUrl());
} catch (Exception e) {
s_logger.debug(e);
throw new InvalidParameterValueException(e.getMessage());
}
String ipAddress = uri.getHost();
//String numRetries = params.get("numretries");
//String timeout = params.get("timeout");
TrafficSentinelResource resource = new TrafficSentinelResource();
String guid = getTrafficMonitorGuid(zoneId, NetworkUsageResourceName.TrafficSentinel, ipAddress);
Map<String, Object> hostParams = new HashMap<String, Object>();
hostParams.put("zone", String.valueOf(zoneId));
hostParams.put("ipaddress", ipAddress);
hostParams.put("url", cmd.getUrl());
hostParams.put("inclZones", (cmd.getInclZones() != null) ? cmd.getInclZones() : _TSinclZones);
hostParams.put("exclZones", (cmd.getExclZones() != null) ? cmd.getExclZones() : _TSexclZones);
hostParams.put("guid", guid);
hostParams.put("name", guid);
try {
resource.configure(guid, hostParams);
} catch (ConfigurationException e) {
throw new CloudRuntimeException(e.getMessage());
}
Map<String, String> hostDetails = new HashMap<String, String>();
hostDetails.put("url", cmd.getUrl());
hostDetails.put("last_collection", ""+System.currentTimeMillis());
if(cmd.getInclZones() != null){
hostDetails.put("inclZones", cmd.getInclZones());
}
if(cmd.getExclZones() != null){
hostDetails.put("exclZones", cmd.getExclZones());
}
Host trafficMonitor = _resourceMgr.addHost(zoneId, resource, Host.Type.TrafficMonitor, hostDetails);
return trafficMonitor;
}
public String getTrafficMonitorGuid(long zoneId, NetworkUsageResourceName name, String ip) {
return zoneId + "-" + name + "-" + ip;
}
@Override
public boolean deleteTrafficMonitor(DeleteTrafficMonitorCmd cmd) {
long hostId = cmd.getId();
User caller = _accountMgr.getActiveUser(UserContext.current().getCallerUserId());
HostVO trafficMonitor = _hostDao.findById(hostId);
if (trafficMonitor == null) {
throw new InvalidParameterValueException("Could not find an traffic monitor with ID: " + hostId);
}
try {
if (_resourceMgr.maintain(hostId) && _resourceMgr.deleteHost(hostId, false, false)) {
return true;
} else {
return false;
}
} catch (AgentUnavailableException e) {
s_logger.debug(e);
return false;
}
}
@Override
public List<HostVO> listTrafficMonitors(ListTrafficMonitorsCmd cmd) {
long zoneId = cmd.getZoneId();
return _resourceMgr.listAllHostsInOneZoneByType(Host.Type.TrafficMonitor, zoneId);
}
@Override
public boolean configure(String name, Map<String, Object> params) throws ConfigurationException {
AllocatedIpSearch = _ipAddressDao.createSearchBuilder();
AllocatedIpSearch.and("allocated", AllocatedIpSearch.entity().getAllocatedTime(), Op.NNULL);
AllocatedIpSearch.and("dc", AllocatedIpSearch.entity().getDataCenterId(), Op.EQ);
SearchBuilder<NetworkVO> networkJoin = _networksDao.createSearchBuilder();
networkJoin.and("guestType", networkJoin.entity().getGuestType(), Op.EQ);
AllocatedIpSearch.join("network", networkJoin, AllocatedIpSearch.entity().getSourceNetworkId(), networkJoin.entity().getId(), JoinBuilder.JoinType.INNER);
AllocatedIpSearch.done();
_networkStatsInterval = NumbersUtil.parseInt(_configDao.getValue(Config.DirectNetworkStatsInterval.key()), 86400);
_TSinclZones = _configDao.getValue(Config.TrafficSentinelIncludeZones.key());
_TSexclZones = _configDao.getValue(Config.TrafficSentinelExcludeZones.key());
_agentMgr.registerForHostEvents(new DirectNetworkStatsListener( _networkStatsInterval), true, false, false);
_resourceMgr.registerResourceStateAdapter(this.getClass().getSimpleName(), this);
return true;
}
@Override
public boolean start() {
return true;
}
@Override
public boolean stop() {
_resourceMgr.unregisterResourceStateAdapter(this.getClass().getSimpleName());
return true;
}
@Override
public List<IPAddressVO> listAllocatedDirectIps(long zoneId) {
SearchCriteria<IPAddressVO> sc = AllocatedIpSearch.create();
sc.setParameters("dc", zoneId);
sc.setJoinParameters("network", "guestType", Network.GuestType.Shared);
return _ipAddressDao.search(sc, null);
}
protected class DirectNetworkStatsListener implements Listener {
private int _interval;
private long mgmtSrvrId = MacAddress.getMacAddress().toLong();
protected DirectNetworkStatsListener(int interval) {
_interval = interval;
}
@Override
public boolean isRecurring() {
return true;
}
@Override @DB
public boolean processAnswers(long agentId, long seq, Answer[] answers) {
/*
* Do not collect Direct Network usage stats if the Traffic Monitor is not owned by this mgmt server
*/
HostVO host = _hostDao.findById(agentId);
if(host != null) {
if((host.getManagementServerId() == null) || (mgmtSrvrId != host.getManagementServerId())){
s_logger.warn("Not the owner. Not collecting Direct Network usage from TrafficMonitor : "+agentId);
return false;
}
} else {
s_logger.warn("Agent not found. Not collecting Direct Network usage from TrafficMonitor : "+agentId);
return false;
}
GlobalLock scanLock = GlobalLock.getInternLock("direct.network.usage.collect"+host.getDataCenterId());
try {
if (scanLock.lock(10)) {
try {
return collectDirectNetworkUsage(host);
} finally {
scanLock.unlock();
}
}
} finally {
scanLock.releaseRef();
}
return false;
}
private boolean collectDirectNetworkUsage(HostVO host){
s_logger.debug("Direct Network Usage stats collector is running...");
long zoneId = host.getDataCenterId();
DetailVO lastCollectDetail = _detailsDao.findDetail(host.getId(),"last_collection");
if(lastCollectDetail == null){
s_logger.warn("Last collection time not available. Skipping direct usage collection for Traffic Monitor: "+host.getId());
return false;
}
Date lastCollection = new Date(new Long(lastCollectDetail.getValue()));
//Get list of IPs currently allocated
List<IPAddressVO> allocatedIps = listAllocatedDirectIps(zoneId);
Calendar rightNow = Calendar.getInstance();
// Allow 2 hours for traffic sentinel to populate historical traffic
// This coule be made configurable
rightNow.add(Calendar.HOUR_OF_DAY, -2);
Date now = rightNow.getTime();
if(lastCollection.after(now)){
s_logger.debug("Current time is less than 2 hours after last collection time : " + lastCollection.toString() + ". Skipping direct network usage collection");
return false;
}
//Get IP Assign/Release events from lastCollection time till now
List<UsageEventVO> IpEvents = _eventDao.listDirectIpEvents(lastCollection, now, zoneId);
Map<String, Date> ipAssigment = new HashMap<String, Date>();
List<UsageIPAddressVO> IpPartialUsage = new ArrayList<UsageIPAddressVO>(); //Ips which were allocated only for the part of collection duration
List<UsageIPAddressVO> fullDurationIpUsage = new ArrayList<UsageIPAddressVO>(); //Ips which were allocated only for the entire collection duration
// Use UsageEvents to track the IP assignment
// Add them to IpUsage list with account_id , ip_address, alloc_date, release_date
for (UsageEventVO IpEvent : IpEvents){
String address = IpEvent.getResourceName();
if(EventTypes.EVENT_NET_IP_ASSIGN.equals(IpEvent.getType())){
ipAssigment.put(address, IpEvent.getCreateDate());
} else if(EventTypes.EVENT_NET_IP_RELEASE.equals(IpEvent.getType())) {
if(ipAssigment.containsKey(address)){
Date assigned = ipAssigment.get(address);
ipAssigment.remove(address);
IpPartialUsage.add(new UsageIPAddressVO(IpEvent.getAccountId(), address, assigned, IpEvent.getCreateDate()));
} else{
// Ip was assigned prior to lastCollection Date
IpPartialUsage.add(new UsageIPAddressVO(IpEvent.getAccountId(), address, lastCollection, IpEvent.getCreateDate()));
}
}
}
List<String> IpList = new ArrayList<String>() ;
for(IPAddressVO ip : allocatedIps){
if(ip.getAllocatedToAccountId() == AccountVO.ACCOUNT_ID_SYSTEM){
//Ignore usage for system account
continue;
}
String address = (ip.getAddress()).toString();
if(ipAssigment.containsKey(address)){
// Ip was assigned during the current period but not release till Date now
IpPartialUsage.add(new UsageIPAddressVO(ip.getAllocatedToAccountId(), address, ipAssigment.get(address), now));
} else {
// Ip was not assigned or released during current period. Consider entire duration for usage calculation (lastCollection to now)
fullDurationIpUsage.add(new UsageIPAddressVO(ip.getAllocatedToAccountId(), address, lastCollection, now));
//Store just the Ips to send the list as part of DirectNetworkUsageCommand
IpList.add(address);
}
}
List<UserStatisticsVO> collectedStats = new ArrayList<UserStatisticsVO>();
//Get usage for Ips which were assigned for the entire duration
if(fullDurationIpUsage.size() > 0){
DirectNetworkUsageCommand cmd = new DirectNetworkUsageCommand(IpList, lastCollection, now, _TSinclZones, _TSexclZones);
DirectNetworkUsageAnswer answer = (DirectNetworkUsageAnswer) _agentMgr.easySend(host.getId(), cmd);
if (answer == null || !answer.getResult()) {
String details = (answer != null) ? answer.getDetails() : "details unavailable";
String msg = "Unable to get network usage stats from " + host.getId() + " due to: " + details + ".";
s_logger.error(msg);
return false;
} else {
for(UsageIPAddressVO usageIp : fullDurationIpUsage){
String publicIp = usageIp.getAddress();
long[] bytesSentRcvd = answer.get(publicIp);
Long bytesSent = bytesSentRcvd[0];
Long bytesRcvd = bytesSentRcvd[1];
if(bytesSent == null || bytesRcvd == null){
s_logger.debug("Incorrect bytes for IP: "+publicIp);
continue;
}
if(bytesSent == 0L && bytesRcvd == 0L){
s_logger.trace("Ignore zero bytes for IP: "+publicIp);
continue;
}
UserStatisticsVO stats = new UserStatisticsVO(usageIp.getAccountId(), zoneId, null, null, null, null);
stats.setCurrentBytesSent(bytesSent);
stats.setCurrentBytesReceived(bytesRcvd);
collectedStats.add(stats);
}
}
}
//Get usage for Ips which were assigned for part of the duration period
for(UsageIPAddressVO usageIp : IpPartialUsage){
IpList = new ArrayList<String>() ;
IpList.add(usageIp.getAddress());
DirectNetworkUsageCommand cmd = new DirectNetworkUsageCommand(IpList, usageIp.getAssigned(), usageIp.getReleased(), _TSinclZones, _TSexclZones);
DirectNetworkUsageAnswer answer = (DirectNetworkUsageAnswer) _agentMgr.easySend(host.getId(), cmd);
if (answer == null || !answer.getResult()) {
String details = (answer != null) ? answer.getDetails() : "details unavailable";
String msg = "Unable to get network usage stats from " + host.getId() + " due to: " + details + ".";
s_logger.error(msg);
return false;
} else {
String publicIp = usageIp.getAddress();
long[] bytesSentRcvd = answer.get(publicIp);
Long bytesSent = bytesSentRcvd[0];
Long bytesRcvd = bytesSentRcvd[1];
if(bytesSent == null || bytesRcvd == null){
s_logger.debug("Incorrect bytes for IP: "+publicIp);
continue;
}
if(bytesSent == 0L && bytesRcvd == 0L){
s_logger.trace("Ignore zero bytes for IP: "+publicIp);
continue;
}
UserStatisticsVO stats = new UserStatisticsVO(usageIp.getAccountId(), zoneId, null, null, null, null);
stats.setCurrentBytesSent(bytesSent);
stats.setCurrentBytesReceived(bytesRcvd);
collectedStats.add(stats);
}
}
if(collectedStats.size() == 0){
s_logger.debug("No new direct network stats. No need to persist");
return false;
}
//Persist all the stats and last_collection time in a single transaction
Transaction txn = Transaction.open(Transaction.CLOUD_DB);
try {
txn.start();
for(UserStatisticsVO stat : collectedStats){
UserStatisticsVO stats = _statsDao.lock(stat.getAccountId(), stat.getDataCenterId(), 0L, null, host.getId(), "DirectNetwork");
if (stats == null) {
stats = new UserStatisticsVO(stat.getAccountId(), zoneId, null, host.getId(), "DirectNetwork", 0L);
stats.setCurrentBytesSent(stat.getCurrentBytesSent());
stats.setCurrentBytesReceived(stat.getCurrentBytesReceived());
_statsDao.persist(stats);
} else {
stats.setCurrentBytesSent(stats.getCurrentBytesSent() + stat.getCurrentBytesSent());
stats.setCurrentBytesReceived(stats.getCurrentBytesReceived() + stat.getCurrentBytesReceived());
_statsDao.update(stats.getId(), stats);
}
}
lastCollectDetail.setValue(""+now.getTime());
_detailsDao.update(lastCollectDetail.getId(), lastCollectDetail);
txn.commit();
} finally {
txn.close();
}
return true;
}
@Override
public boolean processCommands(long agentId, long seq, Command[] commands) {
return false;
}
@Override
public AgentControlAnswer processControlCommand(long agentId, AgentControlCommand cmd) {
return null;
}
@Override
public boolean processDisconnect(long agentId, Status state) {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Disconnected called on " + agentId + " with status " + state.toString());
}
return true;
}
@Override
public void processConnect(Host agent, StartupCommand cmd, boolean forRebalance) {
if (cmd instanceof StartupTrafficMonitorCommand) {
long agentId = agent.getId();
s_logger.debug("Sending RecurringNetworkUsageCommand to " + agentId);
RecurringNetworkUsageCommand watch = new RecurringNetworkUsageCommand(_interval);
try {
_agentMgr.send(agentId, new Commands(watch), this);
} catch (AgentUnavailableException e) {
s_logger.debug("Can not process connect for host " + agentId, e);
}
}
return;
}
@Override
public boolean processTimeout(long agentId, long seq) {
return true;
}
@Override
public int getTimeout() {
return -1;
}
protected DirectNetworkStatsListener() {
}
}
@Override
public HostVO createHostVOForConnectedAgent(HostVO host, StartupCommand[] cmd) {
// TODO Auto-generated method stub
return null;
}
@Override
public HostVO createHostVOForDirectConnectAgent(HostVO host, StartupCommand[] startup, ServerResource resource, Map<String, String> details,
List<String> hostTags) {
if (!(startup[0] instanceof StartupTrafficMonitorCommand)) {
return null;
}
host.setType(Host.Type.TrafficMonitor);
return host;
}
@Override
public DeleteHostAnswer deleteHost(HostVO host, boolean isForced, boolean isForceDeleteStorage) throws UnableDeleteHostException {
if(host.getType() != Host.Type.TrafficMonitor){
return null;
}
return new DeleteHostAnswer(true);
}
}
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