/**
* Copyright (C) 2010 Cloud.com, Inc. All rights reserved.
*
* This software is licensed under the GNU General Public License v3 or later.
*
* It is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see .
*
*/
package com.cloud.network.router;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.TimeUnit;
import javax.ejb.Local;
import javax.naming.ConfigurationException;
import org.apache.log4j.Logger;
import com.cloud.agent.AgentManager;
import com.cloud.agent.AgentManager.OnError;
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.BumpUpPriorityCommand;
import com.cloud.agent.api.CheckRouterAnswer;
import com.cloud.agent.api.CheckRouterCommand;
import com.cloud.agent.api.Command;
import com.cloud.agent.api.ModifySshKeysCommand;
import com.cloud.agent.api.NetworkUsageAnswer;
import com.cloud.agent.api.NetworkUsageCommand;
import com.cloud.agent.api.RebootAnswer;
import com.cloud.agent.api.StartupCommand;
import com.cloud.agent.api.StopAnswer;
import com.cloud.agent.api.check.CheckSshAnswer;
import com.cloud.agent.api.check.CheckSshCommand;
import com.cloud.agent.api.routing.DhcpEntryCommand;
import com.cloud.agent.api.routing.IpAssocCommand;
import com.cloud.agent.api.routing.LoadBalancerConfigCommand;
import com.cloud.agent.api.routing.NetworkElementCommand;
import com.cloud.agent.api.routing.RemoteAccessVpnCfgCommand;
import com.cloud.agent.api.routing.SavePasswordCommand;
import com.cloud.agent.api.routing.SetFirewallRulesCommand;
import com.cloud.agent.api.routing.SetPortForwardingRulesCommand;
import com.cloud.agent.api.routing.SetStaticNatRulesCommand;
import com.cloud.agent.api.routing.VmDataCommand;
import com.cloud.agent.api.routing.VpnUsersCfgCommand;
import com.cloud.agent.api.to.FirewallRuleTO;
import com.cloud.agent.api.to.IpAddressTO;
import com.cloud.agent.api.to.LoadBalancerTO;
import com.cloud.agent.api.to.PortForwardingRuleTO;
import com.cloud.agent.api.to.StaticNatRuleTO;
import com.cloud.agent.manager.Commands;
import com.cloud.alert.AlertManager;
import com.cloud.api.commands.StartRouterCmd;
import com.cloud.api.commands.UpgradeRouterCmd;
import com.cloud.async.AsyncJobManager;
import com.cloud.capacity.dao.CapacityDao;
import com.cloud.cluster.ManagementServerNode;
import com.cloud.configuration.Config;
import com.cloud.configuration.ConfigurationManager;
import com.cloud.configuration.ZoneConfig;
import com.cloud.configuration.dao.ConfigurationDao;
import com.cloud.configuration.dao.ResourceLimitDao;
import com.cloud.dc.DataCenter;
import com.cloud.dc.DataCenter.NetworkType;
import com.cloud.dc.DataCenterVO;
import com.cloud.dc.HostPodVO;
import com.cloud.dc.Pod;
import com.cloud.dc.dao.AccountVlanMapDao;
import com.cloud.dc.dao.DataCenterDao;
import com.cloud.dc.dao.HostPodDao;
import com.cloud.dc.dao.VlanDao;
import com.cloud.deploy.DataCenterDeployment;
import com.cloud.deploy.DeployDestination;
import com.cloud.deploy.DeploymentPlan;
import com.cloud.deploy.DeploymentPlanner.ExcludeList;
import com.cloud.domain.dao.DomainDao;
import com.cloud.event.ActionEvent;
import com.cloud.event.EventTypes;
import com.cloud.event.dao.EventDao;
import com.cloud.exception.AgentUnavailableException;
import com.cloud.exception.ConcurrentOperationException;
import com.cloud.exception.ConnectionException;
import com.cloud.exception.InsufficientCapacityException;
import com.cloud.exception.InsufficientServerCapacityException;
import com.cloud.exception.InsufficientVirtualNetworkCapcityException;
import com.cloud.exception.InvalidParameterValueException;
import com.cloud.exception.OperationTimedoutException;
import com.cloud.exception.PermissionDeniedException;
import com.cloud.exception.ResourceUnavailableException;
import com.cloud.exception.StorageUnavailableException;
import com.cloud.host.HostVO;
import com.cloud.host.Status;
import com.cloud.host.dao.HostDao;
import com.cloud.hypervisor.Hypervisor.HypervisorType;
import com.cloud.network.IPAddressVO;
import com.cloud.network.IpAddress;
import com.cloud.network.LoadBalancerVO;
import com.cloud.network.Network;
import com.cloud.network.Network.GuestIpType;
import com.cloud.network.NetworkManager;
import com.cloud.network.NetworkVO;
import com.cloud.network.Networks.BroadcastDomainType;
import com.cloud.network.Networks.IsolationType;
import com.cloud.network.Networks.TrafficType;
import com.cloud.network.PublicIpAddress;
import com.cloud.network.RemoteAccessVpn;
import com.cloud.network.SshKeysDistriMonitor;
import com.cloud.network.VirtualNetworkApplianceService;
import com.cloud.network.VpnUser;
import com.cloud.network.VpnUserVO;
import com.cloud.network.addr.PublicIp;
import com.cloud.network.dao.FirewallRulesCidrsDao;
import com.cloud.network.dao.FirewallRulesDao;
import com.cloud.network.dao.IPAddressDao;
import com.cloud.network.dao.LoadBalancerDao;
import com.cloud.network.dao.LoadBalancerVMMapDao;
import com.cloud.network.dao.NetworkDao;
import com.cloud.network.dao.NetworkRuleConfigDao;
import com.cloud.network.dao.RemoteAccessVpnDao;
import com.cloud.network.dao.VpnUserDao;
import com.cloud.network.lb.LoadBalancingRule;
import com.cloud.network.lb.LoadBalancingRule.LbDestination;
import com.cloud.network.lb.LoadBalancingRulesManager;
import com.cloud.network.router.VirtualRouter.RedundantState;
import com.cloud.network.router.VirtualRouter.Role;
import com.cloud.network.rules.FirewallRule;
import com.cloud.network.rules.FirewallRule.Purpose;
import com.cloud.network.rules.PortForwardingRule;
import com.cloud.network.rules.RulesManager;
import com.cloud.network.rules.StaticNat;
import com.cloud.network.rules.StaticNatImpl;
import com.cloud.network.rules.StaticNatRule;
import com.cloud.network.rules.dao.PortForwardingRulesDao;
import com.cloud.offering.NetworkOffering;
import com.cloud.offering.ServiceOffering;
import com.cloud.offerings.NetworkOfferingVO;
import com.cloud.offerings.dao.NetworkOfferingDao;
import com.cloud.service.ServiceOfferingVO;
import com.cloud.service.dao.ServiceOfferingDao;
import com.cloud.storage.StorageManager;
import com.cloud.storage.VMTemplateVO;
import com.cloud.storage.Volume.Type;
import com.cloud.storage.VolumeVO;
import com.cloud.storage.dao.GuestOSDao;
import com.cloud.storage.dao.VMTemplateDao;
import com.cloud.storage.dao.VMTemplateHostDao;
import com.cloud.storage.dao.VolumeDao;
import com.cloud.user.Account;
import com.cloud.user.AccountManager;
import com.cloud.user.AccountService;
import com.cloud.user.User;
import com.cloud.user.UserContext;
import com.cloud.user.UserStatisticsVO;
import com.cloud.user.UserVO;
import com.cloud.user.dao.AccountDao;
import com.cloud.user.dao.UserDao;
import com.cloud.user.dao.UserStatisticsDao;
import com.cloud.uservm.UserVm;
import com.cloud.utils.NumbersUtil;
import com.cloud.utils.Pair;
import com.cloud.utils.PasswordGenerator;
import com.cloud.utils.StringUtils;
import com.cloud.utils.component.ComponentLocator;
import com.cloud.utils.component.Inject;
import com.cloud.utils.concurrency.NamedThreadFactory;
import com.cloud.utils.db.DB;
import com.cloud.utils.db.Transaction;
import com.cloud.utils.exception.CloudRuntimeException;
import com.cloud.utils.net.MacAddress;
import com.cloud.utils.net.NetUtils;
import com.cloud.vm.DomainRouterVO;
import com.cloud.vm.NicProfile;
import com.cloud.vm.NicVO;
import com.cloud.vm.ReservationContext;
import com.cloud.vm.ReservationContextImpl;
import com.cloud.vm.UserVmVO;
import com.cloud.vm.VMInstanceVO;
import com.cloud.vm.VirtualMachine;
import com.cloud.vm.VirtualMachine.State;
import com.cloud.vm.VirtualMachineGuru;
import com.cloud.vm.VirtualMachineManager;
import com.cloud.vm.VirtualMachineName;
import com.cloud.vm.VirtualMachineProfile;
import com.cloud.vm.VirtualMachineProfile.Param;
import com.cloud.vm.dao.DomainRouterDao;
import com.cloud.vm.dao.NicDao;
import com.cloud.vm.dao.UserVmDao;
import com.cloud.vm.dao.UserVmDetailsDao;
import com.cloud.vm.dao.VMInstanceDao;
/**
* VirtualNetworkApplianceManagerImpl manages the different types of virtual network appliances available in the Cloud Stack.
*/
@Local(value = { VirtualNetworkApplianceManager.class, VirtualNetworkApplianceService.class })
public class VirtualNetworkApplianceManagerImpl implements VirtualNetworkApplianceManager, VirtualNetworkApplianceService, VirtualMachineGuru, Listener {
private static final Logger s_logger = Logger.getLogger(VirtualNetworkApplianceManagerImpl.class);
String _name;
@Inject
DataCenterDao _dcDao = null;
@Inject
VlanDao _vlanDao = null;
@Inject
FirewallRulesDao _rulesDao = null;
@Inject
LoadBalancerDao _loadBalancerDao = null;
@Inject
LoadBalancerVMMapDao _loadBalancerVMMapDao = null;
@Inject
IPAddressDao _ipAddressDao = null;
@Inject
VMTemplateDao _templateDao = null;
@Inject
DomainRouterDao _routerDao = null;
@Inject
UserDao _userDao = null;
@Inject
AccountDao _accountDao = null;
@Inject
DomainDao _domainDao = null;
@Inject
UserStatisticsDao _userStatsDao = null;
@Inject
VolumeDao _volsDao = null;
@Inject
HostDao _hostDao = null;
@Inject
EventDao _eventDao = null;
@Inject
ConfigurationDao _configDao;
@Inject
HostPodDao _podDao = null;
@Inject
VMTemplateHostDao _vmTemplateHostDao = null;
@Inject
ResourceLimitDao _limitDao = null;
@Inject
CapacityDao _capacityDao = null;
@Inject
AgentManager _agentMgr;
@Inject
StorageManager _storageMgr;
@Inject
AlertManager _alertMgr;
@Inject
AccountManager _accountMgr;
@Inject
AccountService _accountService;
@Inject
ConfigurationManager _configMgr;
@Inject
AsyncJobManager _asyncMgr;
@Inject
ServiceOfferingDao _serviceOfferingDao = null;
@Inject
UserVmDao _userVmDao;
@Inject
FirewallRulesDao _firewallRulesDao;
@Inject
NetworkRuleConfigDao _networkRuleConfigDao;
@Inject
AccountVlanMapDao _accountVlanMapDao;
@Inject
UserStatisticsDao _statsDao = null;
@Inject
NetworkOfferingDao _networkOfferingDao = null;
@Inject
GuestOSDao _guestOSDao = null;
@Inject
NetworkManager _networkMgr;
@Inject
VirtualMachineManager _itMgr;
@Inject
VpnUserDao _vpnUsersDao;
@Inject
RemoteAccessVpnDao _remoteAccessVpnDao;
@Inject
RulesManager _rulesMgr;
@Inject
NetworkDao _networkDao;
@Inject
LoadBalancingRulesManager _lbMgr;
@Inject
PortForwardingRulesDao _pfRulesDao;
@Inject
RemoteAccessVpnDao _vpnDao;
@Inject
VMInstanceDao _instanceDao;
@Inject
NicDao _nicDao;
@Inject
VolumeDao _volumeDao = null;
@Inject
FirewallRulesCidrsDao _firewallCidrsDao;
@Inject
UserVmDetailsDao _vmDetailsDao;
int _routerRamSize;
int _routerCpuMHz;
int _retry = 2;
String _instance;
String _mgmt_host;
String _mgmt_cidr;
int _routerStatsInterval = 300;
int _checkRouterInterval = 30;
private ServiceOfferingVO _offering;
private String _dnsBasicZoneUpdates = "all";
private boolean _disable_rp_filter = false;
private long mgmtSrvrId = MacAddress.getMacAddress().toLong();
ScheduledExecutorService _executor;
ScheduledExecutorService _checkExecutor;
Account _systemAcct;
@Override
public List getRouters(long accountId, long dataCenterId) {
return _routerDao.findBy(accountId, dataCenterId);
}
@Override
public boolean sendSshKeysToHost(Long hostId, String pubKey, String prvKey) {
ModifySshKeysCommand cmd = new ModifySshKeysCommand(pubKey, prvKey);
final Answer answer = _agentMgr.easySend(hostId, cmd);
if (answer != null) {
return true;
} else {
return false;
}
}
@Override
public VirtualRouter destroyRouter(final long routerId) throws ResourceUnavailableException, ConcurrentOperationException {
UserContext context = UserContext.current();
User user = _accountMgr.getActiveUser(context.getCallerUserId());
if (s_logger.isDebugEnabled()) {
s_logger.debug("Attempting to destroy router " + routerId);
}
DomainRouterVO router = _routerDao.findById(routerId);
if (router == null) {
return null;
}
boolean result = _itMgr.expunge(router, user, _accountMgr.getAccount(router.getAccountId()));
if (result) {
return router;
}
return null;
}
@Override
@DB
public VirtualRouter upgradeRouter(UpgradeRouterCmd cmd) {
Long routerId = cmd.getId();
Long serviceOfferingId = cmd.getServiceOfferingId();
Account account = UserContext.current().getCaller();
DomainRouterVO router = _routerDao.findById(routerId);
if (router == null) {
throw new InvalidParameterValueException("Unable to find router with id " + routerId);
}
if ((account != null) && !_domainDao.isChildDomain(account.getDomainId(), router.getDomainId())) {
throw new PermissionDeniedException("Invalid domain router id (" + routerId + ") given, unable to stop router.");
}
if (router.getServiceOfferingId() == serviceOfferingId) {
s_logger.debug("Router: " + routerId + "already has service offering: " + serviceOfferingId);
return _routerDao.findById(routerId);
}
ServiceOffering newServiceOffering = _configMgr.getServiceOffering(serviceOfferingId);
if (newServiceOffering == null) {
throw new InvalidParameterValueException("Unable to find service offering with id " + serviceOfferingId);
}
// check if it is a system service offering, if yes return with error as it cannot be used for user vms
if (!newServiceOffering.getSystemUse()) {
throw new InvalidParameterValueException("Cannot upgrade router vm to a non system service offering " + serviceOfferingId);
}
// Check that the router is stopped
if (!router.getState().equals(State.Stopped)) {
s_logger.warn("Unable to upgrade router " + router.toString() + " in state " + router.getState());
throw new InvalidParameterValueException("Unable to upgrade router " + router.toString() + " in state " + router.getState()
+ "; make sure the router is stopped and not in an error state before upgrading.");
}
ServiceOfferingVO currentServiceOffering = _serviceOfferingDao.findById(router.getServiceOfferingId());
// Check that the service offering being upgraded to has the same storage pool preference as the VM's current service
// offering
if (currentServiceOffering.getUseLocalStorage() != newServiceOffering.getUseLocalStorage()) {
throw new InvalidParameterValueException("Can't upgrade, due to new local storage status : " + newServiceOffering.getUseLocalStorage() + " is different from "
+ "curruent local storage status: " + currentServiceOffering.getUseLocalStorage());
}
router.setServiceOfferingId(serviceOfferingId);
if (_routerDao.update(routerId, router)) {
return _routerDao.findById(routerId);
} else {
throw new CloudRuntimeException("Unable to upgrade router " + routerId);
}
}
@Override
public boolean savePasswordToRouter(Network network, NicProfile nic, VirtualMachineProfile profile, List routers) throws ResourceUnavailableException {
if (routers == null || routers.isEmpty()) {
s_logger.warn("Unable save password, router doesn't exist in network " + network.getId());
throw new CloudRuntimeException("Unable to save password to router");
}
UserVm userVm = profile.getVirtualMachine();
String password = (String) profile.getParameter(Param.VmPassword);
String encodedPassword = PasswordGenerator.rot13(password);
DataCenter dc = _dcDao.findById(userVm.getDataCenterIdToDeployIn());
boolean result = true;
for (VirtualRouter router : routers) {
boolean sendPassword = true;
if (dc.getNetworkType() == NetworkType.Basic && userVm.getPodIdToDeployIn().longValue() != router.getPodIdToDeployIn().longValue()) {
sendPassword = false;
}
if (sendPassword) {
Commands cmds = new Commands(OnError.Continue);
SavePasswordCommand cmd = new SavePasswordCommand(encodedPassword, nic.getIp4Address(), userVm.getHostName());
cmd.setAccessDetail(NetworkElementCommand.ROUTER_IP, router.getPrivateIpAddress());
cmd.setAccessDetail(NetworkElementCommand.ROUTER_NAME, router.getInstanceName());
DataCenterVO dcVo = _dcDao.findById(router.getDataCenterIdToDeployIn());
cmd.setAccessDetail(NetworkElementCommand.ZONE_NETWORK_TYPE, dcVo.getNetworkType().toString());
cmds.addCommand("password", cmd);
result = result && sendCommandsToRouter(router, cmds);
}
}
return result;
}
@Override @ActionEvent(eventType = EventTypes.EVENT_ROUTER_STOP, eventDescription = "stopping router Vm", async = true)
public VirtualRouter stopRouter(long routerId, boolean forced) throws ResourceUnavailableException, ConcurrentOperationException {
UserContext context = UserContext.current();
Account account = context.getCaller();
// verify parameters
DomainRouterVO router = _routerDao.findById(routerId);
if (router == null) {
throw new InvalidParameterValueException("Unable to find router by id " + routerId + ".");
}
_accountMgr.checkAccess(account, null, router);
UserVO user = _userDao.findById(UserContext.current().getCallerUserId());
return stop(router, forced, user, account);
}
@DB
public void processStopOrRebootAnswer(final DomainRouterVO router, Answer answer) {
final Transaction txn = Transaction.currentTxn();
try {
txn.start();
final UserStatisticsVO userStats = _userStatsDao.lock(router.getAccountId(), router.getDataCenterIdToDeployIn(), router.getNetworkId(), null, router.getId(), router.getType().toString());
if (userStats != null) {
final RebootAnswer sa = (RebootAnswer) answer;
final Long received = sa.getBytesReceived();
long netBytes = 0;
if (received != null) {
if (received.longValue() >= userStats.getCurrentBytesReceived()) {
netBytes = received.longValue();
} else {
netBytes = userStats.getCurrentBytesReceived() + received;
}
} else {
netBytes = userStats.getCurrentBytesReceived();
}
userStats.setCurrentBytesReceived(0);
userStats.setNetBytesReceived(userStats.getNetBytesReceived() + netBytes);
final Long sent = sa.getBytesSent();
if (sent != null) {
if (sent.longValue() >= userStats.getCurrentBytesSent()) {
netBytes = sent.longValue();
} else {
netBytes = userStats.getCurrentBytesSent() + sent;
}
} else {
netBytes = userStats.getCurrentBytesSent();
}
userStats.setNetBytesSent(userStats.getNetBytesSent() + netBytes);
userStats.setCurrentBytesSent(0);
_userStatsDao.update(userStats.getId(), userStats);
s_logger.debug("Successfully updated user statistics as a part of domR " + router + " reboot/stop");
} else {
s_logger.warn("User stats were not created for account " + router.getAccountId() + " and dc " + router.getDataCenterIdToDeployIn());
}
txn.commit();
} catch (final Exception e) {
txn.rollback();
throw new CloudRuntimeException("Problem getting stats after reboot/stop ", e);
}
}
@Override
public boolean getRouterStatistics(final long vmId, final Map netStats, final Map diskStats) {
final DomainRouterVO router = _routerDao.findById(vmId);
if (router == null || router.getState() != State.Running || router.getHostId() == null) {
return true;
}
/*
* final GetVmStatsCommand cmd = new GetVmStatsCommand(router, router.getInstanceName()); final Answer answer =
* _agentMgr.easySend(router.getHostId(), cmd); if (answer == null) { return false; }
*
* final GetVmStatsAnswer stats = (GetVmStatsAnswer)answer;
*
* netStats.putAll(stats.getNetworkStats()); diskStats.putAll(stats.getDiskStats());
*/
return true;
}
@Override @ActionEvent(eventType = EventTypes.EVENT_ROUTER_REBOOT, eventDescription = "rebooting router Vm", async = true)
public VirtualRouter rebootRouter(long routerId, boolean restartNetwork) throws ConcurrentOperationException, ResourceUnavailableException, InsufficientCapacityException {
Account caller = UserContext.current().getCaller();
// verify parameters
DomainRouterVO router = _routerDao.findById(routerId);
if (router == null) {
throw new InvalidParameterValueException("Unable to find domain router with id " + routerId + ".");
}
if ((caller != null) && !_domainDao.isChildDomain(caller.getDomainId(), router.getDomainId())) {
throw new PermissionDeniedException("Unable to reboot domain router with id " + routerId + ". Permission denied");
}
// Can reboot domain router only in Running state
if (router == null || router.getState() != State.Running) {
s_logger.warn("Unable to reboot, virtual router is not in the right state " + router.getState());
throw new ResourceUnavailableException("Unable to reboot domR, it is not in right state " + router.getState(), DataCenter.class, router.getDataCenterIdToDeployIn());
}
UserVO user = _userDao.findById(UserContext.current().getCallerUserId());
s_logger.debug("Stopping and starting router " + router + " as a part of router reboot");
if (stop(router, false, user, caller) != null) {
return startRouter(routerId, restartNetwork);
} else {
throw new CloudRuntimeException("Failed to reboot router " + router);
}
}
@Override
public boolean configure(final String name, final Map params) throws ConfigurationException {
_name = name;
_executor = Executors.newScheduledThreadPool(1, new NamedThreadFactory("RouterMonitor"));
_checkExecutor = Executors.newScheduledThreadPool(1, new NamedThreadFactory("RouterStatusMonitor"));
final ComponentLocator locator = ComponentLocator.getCurrentLocator();
final Map configs = _configDao.getConfiguration("AgentManager", params);
_mgmt_host = configs.get("host");
_routerRamSize = NumbersUtil.parseInt(configs.get("router.ram.size"), DEFAULT_ROUTER_VM_RAMSIZE);
_routerCpuMHz = NumbersUtil.parseInt(configs.get("router.cpu.mhz"), DEFAULT_ROUTER_CPU_MHZ);
String value = configs.get("start.retry");
_retry = NumbersUtil.parseInt(value, 2);
value = configs.get("router.stats.interval");
_routerStatsInterval = NumbersUtil.parseInt(value, 300);
_instance = configs.get("instance.name");
if (_instance == null) {
_instance = "DEFAULT";
}
String rpValue = configs.get("network.disable.rpfilter");
if (rpValue != null && rpValue.equalsIgnoreCase("true")) {
_disable_rp_filter = true;
}
_dnsBasicZoneUpdates = String.valueOf(_configDao.getValue(Config.DnsBasicZoneUpdates.key()));
s_logger.info("Router configurations: " + "ramsize=" + _routerRamSize);
final UserStatisticsDao statsDao = locator.getDao(UserStatisticsDao.class);
if (statsDao == null) {
throw new ConfigurationException("Unable to get " + UserStatisticsDao.class.getName());
}
_agentMgr.registerForHostEvents(new SshKeysDistriMonitor(this, _hostDao, _configDao), true, false, false);
_itMgr.registerGuru(VirtualMachine.Type.DomainRouter, this);
boolean useLocalStorage = Boolean.parseBoolean(configs.get(Config.SystemVMUseLocalStorage.key()));
_offering = new ServiceOfferingVO("System Offering For Software Router", 1, _routerRamSize, _routerCpuMHz, null, null, true, null, useLocalStorage, true, null, true, VirtualMachine.Type.DomainRouter, true);
_offering.setUniqueName("Cloud.Com-SoftwareRouter");
_offering = _serviceOfferingDao.persistSystemServiceOffering(_offering);
// this can sometimes happen, if DB is manually or programmatically manipulated
if(_offering == null) {
String msg = "Data integrity problem : System Offering For Software router VM has been removed?";
s_logger.error(msg);
throw new ConfigurationException(msg);
}
_systemAcct = _accountService.getSystemAccount();
_agentMgr.registerForHostEvents(this, true, false, false);
s_logger.info("DomainRouterManager is configured.");
return true;
}
@Override
public String getName() {
return _name;
}
@Override
public boolean start() {
if (_routerStatsInterval > 0){
_executor.scheduleAtFixedRate(new NetworkUsageTask(), _routerStatsInterval, _routerStatsInterval, TimeUnit.SECONDS);
}else{
s_logger.debug("router.stats.interval - " + _routerStatsInterval+ " so not scheduling the router stats thread");
}
_checkExecutor.scheduleAtFixedRate(new CheckRouterTask(), _checkRouterInterval, _checkRouterInterval, TimeUnit.SECONDS);
return true;
}
@Override
public boolean stop() {
return true;
}
protected VirtualNetworkApplianceManagerImpl() {
}
@Override
public Long convertToId(final String vmName) {
if (!VirtualMachineName.isValidRouterName(vmName, _instance)) {
return null;
}
return VirtualMachineName.getRouterId(vmName);
}
private VmDataCommand generateVmDataCommand(DomainRouterVO router, String vmPrivateIpAddress, String userData, String serviceOffering, String zoneName, String guestIpAddress, String vmName,
String vmInstanceName, long vmId, String publicKey) {
VmDataCommand cmd = new VmDataCommand(vmPrivateIpAddress, vmName);
cmd.setAccessDetail(NetworkElementCommand.ROUTER_IP, router.getPrivateIpAddress());
cmd.setAccessDetail(NetworkElementCommand.ROUTER_GUEST_IP, router.getGuestIpAddress());
cmd.setAccessDetail(NetworkElementCommand.ROUTER_NAME, router.getInstanceName());
DataCenterVO dcVo = _dcDao.findById(router.getDataCenterIdToDeployIn());
cmd.setAccessDetail(NetworkElementCommand.ZONE_NETWORK_TYPE, dcVo.getNetworkType().toString());
cmd.addVmData("userdata", "user-data", userData);
cmd.addVmData("metadata", "service-offering", StringUtils.unicodeEscape(serviceOffering));
cmd.addVmData("metadata", "availability-zone", StringUtils.unicodeEscape(zoneName));
cmd.addVmData("metadata", "local-ipv4", guestIpAddress);
cmd.addVmData("metadata", "local-hostname", StringUtils.unicodeEscape(vmName));
if (dcVo.getNetworkType() == NetworkType.Basic) {
cmd.addVmData("metadata", "public-ipv4", guestIpAddress);
cmd.addVmData("metadata", "public-hostname", StringUtils.unicodeEscape(vmName));
}else
{
cmd.addVmData("metadata", "public-ipv4", router.getPublicIpAddress());
cmd.addVmData("metadata", "public-hostname", router.getPublicIpAddress());
}
cmd.addVmData("metadata", "instance-id", vmInstanceName);
cmd.addVmData("metadata", "vm-id", String.valueOf(vmId));
cmd.addVmData("metadata", "public-keys", publicKey);
String cloudIdentifier = _configDao.getValue("cloud.identifier");
if (cloudIdentifier == null) {
cloudIdentifier = "";
} else {
cloudIdentifier = "CloudStack-{" + cloudIdentifier + "}";
}
cmd.addVmData("metadata", "cloud-identifier", cloudIdentifier);
return cmd;
}
protected class NetworkUsageTask implements Runnable {
public NetworkUsageTask() {
}
@Override
public void run() {
final List routers = _routerDao.listByStateAndNetworkType(State.Running, GuestIpType.Virtual, mgmtSrvrId);
s_logger.debug("Found " + routers.size() + " running routers. ");
for (DomainRouterVO router : routers) {
String privateIP = router.getPrivateIpAddress();
if (privateIP != null) {
final NetworkUsageCommand usageCmd = new NetworkUsageCommand(privateIP, router.getHostName());
UserStatisticsVO previousStats = _statsDao.findBy(router.getAccountId(), router.getDataCenterIdToDeployIn(), router.getNetworkId(), null, router.getId(), router.getType().toString());
final NetworkUsageAnswer answer = (NetworkUsageAnswer) _agentMgr.easySend(router.getHostId(), usageCmd);
if (answer != null) {
Transaction txn = Transaction.open(Transaction.CLOUD_DB);
try {
if ((answer.getBytesReceived() == 0) && (answer.getBytesSent() == 0)) {
s_logger.debug("Recieved and Sent bytes are both 0. Not updating user_statistics");
continue;
}
txn.start();
UserStatisticsVO stats = _statsDao.lock(router.getAccountId(), router.getDataCenterIdToDeployIn(), router.getNetworkId(), null, router.getId(), router.getType().toString());
if (stats == null) {
s_logger.warn("unable to find stats for account: " + router.getAccountId());
continue;
}
if(previousStats != null
&& ((previousStats.getCurrentBytesReceived() != stats.getCurrentBytesReceived()) || (previousStats.getCurrentBytesSent() != stats.getCurrentBytesSent()))){
s_logger.debug("Router stats changed from the time NetworkUsageCommand was sent. Ignoring current answer. Router: "+answer.getRouterName()+" Rcvd: " + answer.getBytesReceived()+ "Sent: " +answer.getBytesSent());
continue;
}
if (stats.getCurrentBytesReceived() > answer.getBytesReceived()) {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Received # of bytes that's less than the last one. Assuming something went wrong and persisting it. Router: "+answer.getRouterName()+" Reported: " + answer.getBytesReceived()
+ " Stored: " + stats.getCurrentBytesReceived());
}
stats.setNetBytesReceived(stats.getNetBytesReceived() + stats.getCurrentBytesReceived());
}
stats.setCurrentBytesReceived(answer.getBytesReceived());
if (stats.getCurrentBytesSent() > answer.getBytesSent()) {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Received # of bytes that's less than the last one. Assuming something went wrong and persisting it. Router: "+answer.getRouterName()+" Reported: " + answer.getBytesSent()
+ " Stored: " + stats.getCurrentBytesSent());
}
stats.setNetBytesSent(stats.getNetBytesSent() + stats.getCurrentBytesSent());
}
stats.setCurrentBytesSent(answer.getBytesSent());
_statsDao.update(stats.getId(), stats);
txn.commit();
} catch (Exception e) {
txn.rollback();
s_logger.warn("Unable to update user statistics for account: " + router.getAccountId() + " Rx: " + answer.getBytesReceived() + "; Tx: " + answer.getBytesSent());
} finally {
txn.close();
}
}
}
}
}
}
protected void updateRoutersRedundantState(List routers) {
boolean updated = false;
for (DomainRouterVO router : routers) {
updated = false;
if (!router.getIsRedundantRouter()) {
continue;
}
RedundantState prevState = router.getRedundantState();
if (router.getState() != State.Running) {
router.setRedundantState(RedundantState.UNKNOWN);
router.setIsPriorityBumpUp(false);
updated = true;
} else {
String privateIP = router.getPrivateIpAddress();
HostVO host = _hostDao.findById(router.getHostId());
if (host == null || host.getStatus() != Status.Up) {
router.setRedundantState(RedundantState.UNKNOWN);
updated = true;
} else if (host.getManagementServerId() != ManagementServerNode.getManagementServerId()) {
/* Only cover hosts managed by this management server */
continue;
} else if (privateIP != null) {
final CheckRouterCommand command = new CheckRouterCommand();
command.setAccessDetail(NetworkElementCommand.ROUTER_IP, router.getPrivateIpAddress());
command.setAccessDetail(NetworkElementCommand.ROUTER_NAME, router.getInstanceName());
command.setWait(60);
final CheckRouterAnswer answer = (CheckRouterAnswer) _agentMgr.easySend(router.getHostId(), command);
RedundantState state = RedundantState.UNKNOWN;
boolean isBumped = router.getIsPriorityBumpUp();
if (answer != null && answer.getResult()) {
state = answer.getState();
isBumped = answer.isBumped();
}
router.setRedundantState(state);
router.setIsPriorityBumpUp(isBumped);
updated = true;
}
}
if (updated) {
Transaction txn = Transaction.open(Transaction.CLOUD_DB);
try {
txn.start();
_routerDao.update(router.getId(), router);
txn.commit();
} catch (Exception e) {
txn.rollback();
s_logger.warn("Unable to update router status for account: " + router.getAccountId());
} finally {
txn.close();
}
}
RedundantState currState = router.getRedundantState();
if (prevState != currState) {
String title = "Redundant virtual router " + router.getInstanceName() +
" just switch from " + prevState + " to " + currState;
String context = "Redundant virtual router (name: " + router.getHostName() + ", id: " + router.getId() + ") " +
" just switch from " + prevState + " to " + currState;
s_logger.info(context);
if (currState == RedundantState.MASTER) {
_alertMgr.sendAlert(AlertManager.ALERT_TYPE_DOMAIN_ROUTER,
router.getDataCenterIdToDeployIn(), router.getPodIdToDeployIn(), title, context);
}
}
}
}
//Ensure router status is update to date before execute this function. The function would try best to recover all routers except MASTER
protected void recoverRedundantNetwork(DomainRouterVO masterRouter, DomainRouterVO backupRouter) {
UserContext context = UserContext.current();
context.setAccountId(1);
if (masterRouter.getState() == State.Running && backupRouter.getState() == State.Running) {
HostVO masterHost = _hostDao.findById(masterRouter.getHostId());
HostVO backupHost = _hostDao.findById(backupRouter.getHostId());
if (masterHost.getStatus() == Status.Up && backupHost.getStatus() == Status.Up) {
String title = "Reboot " + backupRouter.getInstanceName() + " to ensure redundant virtual routers work";
if (s_logger.isDebugEnabled()) {
s_logger.debug(title);
}
_alertMgr.sendAlert(AlertManager.ALERT_TYPE_DOMAIN_ROUTER,
backupRouter.getDataCenterIdToDeployIn(), backupRouter.getPodIdToDeployIn(), title, title);
try {
rebootRouter(backupRouter.getId(), false);
} catch (ConcurrentOperationException e) {
s_logger.warn("Fail to reboot " + backupRouter.getInstanceName(), e);
} catch (ResourceUnavailableException e) {
s_logger.warn("Fail to reboot " + backupRouter.getInstanceName(), e);
} catch (InsufficientCapacityException e) {
s_logger.warn("Fail to reboot " + backupRouter.getInstanceName(), e);
}
}
}
}
private int getRealPriority(DomainRouterVO router) {
int priority = router.getPriority();
if (router.getIsPriorityBumpUp()) {
priority += DEFAULT_DELTA;
}
return priority;
}
protected class CheckRouterTask implements Runnable {
public CheckRouterTask() {
}
/*
* In order to make fail-over works well at any time, we have to ensure:
* 1. Backup router's priority = Master's priority - DELTA + 1
* 2. Backup router's priority hasn't been bumped up.
*/
private void checkSanity(List routers) {
Set checkedNetwork = new HashSet();
for (DomainRouterVO router : routers) {
if (!router.getIsRedundantRouter()) {
continue;
}
long networkId = router.getNetworkId();
if (checkedNetwork.contains(networkId)) {
continue;
}
checkedNetwork.add(networkId);
List checkingRouters = _routerDao.listByNetworkAndRole(networkId, Role.DHCP_FIREWALL_LB_PASSWD_USERDATA);
if (checkingRouters.size() != 2) {
continue;
}
DomainRouterVO masterRouter = null;
DomainRouterVO backupRouter = null;
for (DomainRouterVO r : checkingRouters) {
if (r.getRedundantState() == RedundantState.MASTER) {
if (masterRouter == null) {
masterRouter = r;
} else {
//Duplicate master! We give up, until the admin fix duplicate MASTER issue
break;
}
} else if (r.getRedundantState() == RedundantState.BACKUP) {
if (backupRouter == null) {
backupRouter = r;
} else {
break;
}
}
}
if (masterRouter != null && backupRouter != null) {
if (getRealPriority(masterRouter) - DEFAULT_DELTA + 1 != getRealPriority(backupRouter) || backupRouter.getIsPriorityBumpUp()) {
recoverRedundantNetwork(masterRouter, backupRouter);
}
}
}
}
private void checkDuplicateMaster(List routers) {
Map networkRouterMaps = new HashMap();
for (DomainRouterVO router : routers) {
if (router.getRedundantState() == RedundantState.MASTER) {
if (networkRouterMaps.containsKey(router.getNetworkId())) {
DomainRouterVO dupRouter = networkRouterMaps.get(router.getNetworkId());
String title = "More than one redundant virtual router is in MASTER state! Router " + router.getHostName() + " and router " + dupRouter.getHostName();
String context = "Virtual router (name: " + router.getHostName() + ", id: " + router.getId() + " and router (name: "
+ dupRouter.getHostName() + ", id: " + router.getId() + ") are both in MASTER state! If the problem persist, restart both of routers. ";
_alertMgr.sendAlert(AlertManager.ALERT_TYPE_DOMAIN_ROUTER, router.getDataCenterIdToDeployIn(), router.getPodIdToDeployIn(), title, context);
_alertMgr.sendAlert(AlertManager.ALERT_TYPE_DOMAIN_ROUTER, dupRouter.getDataCenterIdToDeployIn(), dupRouter.getPodIdToDeployIn(), title, context);
} else {
networkRouterMaps.put(router.getNetworkId(), router);
}
}
}
}
@Override
public void run() {
try {
final List routers = _routerDao.listVirtualByHostId(null);
s_logger.debug("Found " + routers.size() + " routers. ");
updateRoutersRedundantState(routers);
/* FIXME assumed the a pair of redundant routers managed by same mgmt server,
* then the update above can get the latest status */
checkDuplicateMaster(routers);
checkSanity(routers);
} catch (Exception ex) {
s_logger.error("Fail to complete the CheckRouterTask! ", ex);
}
}
}
public static boolean isAdmin(short accountType) {
return ((accountType == Account.ACCOUNT_TYPE_ADMIN) || (accountType == Account.ACCOUNT_TYPE_DOMAIN_ADMIN) || (accountType == Account.ACCOUNT_TYPE_READ_ONLY_ADMIN) || (accountType == Account.ACCOUNT_TYPE_RESOURCE_DOMAIN_ADMIN));
}
private int DEFAULT_PRIORITY = 100;
private int DEFAULT_DELTA = 2;
protected int getUpdatedPriority(Network guestNetwork, List routers, DomainRouterVO exclude) throws InsufficientVirtualNetworkCapcityException {
int priority;
if (routers.size() == 0) {
priority = DEFAULT_PRIORITY;
} else {
int maxPriority = 0;
for (DomainRouterVO r : routers) {
if (!r.getIsRedundantRouter()) {
throw new CloudRuntimeException("Redundant router is mixed with single router in one network!");
}
//FIXME Assume the maxPriority one should be running or just created.
if (r.getId() != exclude.getId() && getRealPriority(r) > maxPriority) {
maxPriority = getRealPriority(r);
}
}
if (maxPriority == 0) {
return DEFAULT_PRIORITY;
}
if (maxPriority < 20) {
s_logger.error("Current maximum priority is too low!");
throw new InsufficientVirtualNetworkCapcityException("Current maximum priority is too low as " + maxPriority + "!",
guestNetwork.getId());
} else if (maxPriority > 200) {
s_logger.error("Too many times fail-over happened! Current maximum priority is too high as " + maxPriority + "!");
throw new InsufficientVirtualNetworkCapcityException("Too many times fail-over happened! Current maximum priority is too high as "
+ maxPriority + "!", guestNetwork.getId());
}
priority = maxPriority - DEFAULT_DELTA + 1;
}
return priority;
}
@DB
protected List findOrCreateVirtualRouters(Network guestNetwork, DeployDestination dest, Account owner, boolean isRedundant) throws ConcurrentOperationException, InsufficientCapacityException {
Network network = _networkDao.acquireInLockTable(guestNetwork.getId());
if (network == null) {
throw new ConcurrentOperationException("Unable to lock network " + guestNetwork.getId());
}
long dcId = dest.getDataCenter().getId();
DataCenterDeployment plan = new DataCenterDeployment(dcId);
List routers = _routerDao.listByNetworkAndRole(guestNetwork.getId(), Role.DHCP_FIREWALL_LB_PASSWD_USERDATA);
try {
int routerCount = 1;
if (isRedundant) {
routerCount = 2;
}
/* If it is the single router network, then keep it untouched */
for (DomainRouterVO router : routers) {
if (!router.getIsRedundantRouter()) {
routerCount = 1;
}
}
/* If old network is redundant but new is single router, then routers.size() = 2 but routerCount = 1 */
if (routers.size() >= routerCount) {
return routers;
}
PublicIp sourceNatIp = _networkMgr.assignSourceNatIpAddress(owner, guestNetwork, _accountService.getSystemUser().getId());
NicProfile defaultNic = new NicProfile();
defaultNic.setDefaultNic(true);
defaultNic.setIp4Address(sourceNatIp.getAddress().addr());
defaultNic.setGateway(sourceNatIp.getGateway());
defaultNic.setNetmask(sourceNatIp.getNetmask());
defaultNic.setMacAddress(sourceNatIp.getMacAddress());
defaultNic.setBroadcastType(BroadcastDomainType.Vlan);
defaultNic.setBroadcastUri(BroadcastDomainType.Vlan.toUri(sourceNatIp.getVlanTag()));
defaultNic.setIsolationUri(IsolationType.Vlan.toUri(sourceNatIp.getVlanTag()));
defaultNic.setDeviceId(2);
int count = routerCount - routers.size();
for (int i = 0; i < count; i++) {
long id = _routerDao.getNextInSequence(Long.class, "id");
if (s_logger.isDebugEnabled()) {
s_logger.debug("Creating the router " + id);
}
DomainRouterVO router = null;
List offerings = _networkMgr.getSystemAccountNetworkOfferings(NetworkOfferingVO.SystemControlNetwork);
NetworkOfferingVO controlOffering = offerings.get(0);
NetworkVO controlConfig = _networkMgr.setupNetwork(_systemAcct, controlOffering, plan, null, null, false, false).get(0);
List> networks = new ArrayList>(3);
NetworkOfferingVO publicOffering = _networkMgr.getSystemAccountNetworkOfferings(NetworkOfferingVO.SystemPublicNetwork).get(0);
List publicNetworks = _networkMgr.setupNetwork(_systemAcct, publicOffering, plan, null, null, false, false);
networks.add(new Pair(publicNetworks.get(0), defaultNic));
NicProfile gatewayNic = new NicProfile();
if (isRedundant) {
gatewayNic.setIp4Address(_networkMgr.acquireGuestIpAddress(guestNetwork, null));
gatewayNic.setMacAddress(_networkMgr.getNextAvailableMacAddressInNetwork(guestNetwork.getId()));
} else {
gatewayNic.setIp4Address(guestNetwork.getGateway());
}
gatewayNic.setBroadcastUri(guestNetwork.getBroadcastUri());
gatewayNic.setBroadcastType(guestNetwork.getBroadcastDomainType());
gatewayNic.setIsolationUri(guestNetwork.getBroadcastUri());
gatewayNic.setMode(guestNetwork.getMode());
String gatewayCidr = guestNetwork.getCidr();
gatewayNic.setNetmask(NetUtils.getCidrNetmask(gatewayCidr));
networks.add(new Pair((NetworkVO) guestNetwork, gatewayNic));
networks.add(new Pair(controlConfig, null));
/* Before starting router, already know the hypervisor type */
VMTemplateVO template = _templateDao.findRoutingTemplate(dest.getCluster().getHypervisorType());
if (routers.size() >= 5) {
s_logger.error("Too much redundant routers!");
}
// Priority would be recalculated when start up the redundant router
int priority = 0;
if (isRedundant) {
priority = DEFAULT_PRIORITY;
}
router = new DomainRouterVO(id, _offering.getId(), VirtualMachineName.getRouterName(id, _instance), template.getId(), template.getHypervisorType(), template.getGuestOSId(),
owner.getDomainId(), owner.getId(), guestNetwork.getId(), isRedundant, priority, false, RedundantState.UNKNOWN, _offering.getOfferHA(), false);
router = _itMgr.allocate(router, template, _offering, networks, plan, null, owner);
// Creating stats entry for router
UserStatisticsVO stats = _userStatsDao.findBy(owner.getId(), dcId, router.getNetworkId(), null, router.getId(), router.getType().toString());
if (stats == null) {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Creating user statistics for the account: " + owner.getId() + " Router Id: " + router.getId());
}
stats = new UserStatisticsVO(owner.getId(), dcId, null, router.getId(), router.getType().toString(), guestNetwork.getId());
_userStatsDao.persist(stats);
}
routers.add(router);
}
} finally {
if (network != null) {
_networkDao.releaseFromLockTable(network.getId());
}
}
return routers;
}
private DomainRouterVO startVirtualRouter(DomainRouterVO router, User user, Account caller, Map params) throws StorageUnavailableException, InsufficientCapacityException,
ConcurrentOperationException, ResourceUnavailableException {
if (router.getRole() == Role.DHCP_USERDATA || !router.getIsRedundantRouter()) {
return this.start(router, user, caller, params, null);
}
if (router.getState() == State.Running) {
s_logger.debug("Redundant router " + router.getInstanceName() + " is already running!");
return router;
}
DataCenterDeployment plan = new DataCenterDeployment(0, null, null, null, null);
DomainRouterVO result = null;
assert router.getIsRedundantRouter();
List routerList = _routerDao.findBy(router.getAccountId(), router.getDataCenterIdToDeployIn());
DomainRouterVO routerToBeAvoid = null;
for (DomainRouterVO rrouter : routerList) {
if (rrouter.getHostId() != null && rrouter.getIsRedundantRouter() && rrouter.getState() == State.Running) {
if (routerToBeAvoid != null) {
throw new ResourceUnavailableException("Try to start router " + router.getInstanceName() + "(" + router.getId() + ")"
+ ", but there are already two redundant routers with IP " + router.getPublicIpAddress()
+ ", they are " + rrouter.getInstanceName() + "(" + rrouter.getId() + ") and "
+ routerToBeAvoid.getInstanceName() + "(" + routerToBeAvoid.getId() + ")",
this.getClass(), 0);
}
routerToBeAvoid = rrouter;
}
}
if (routerToBeAvoid == null) {
return this.start(router, user, caller, params, null);
}
// We would try best to deploy the router to another place
int retryIndex = 5;
ExcludeList[] avoids = new ExcludeList[5];
avoids[0] = new ExcludeList();
avoids[0].addPod(routerToBeAvoid.getPodIdToDeployIn());
avoids[1] = new ExcludeList();
avoids[1].addCluster(_hostDao.findById(routerToBeAvoid.getHostId()).getClusterId());
avoids[2] = new ExcludeList();
List volumes = _volumeDao.findByInstanceAndType(routerToBeAvoid.getId(), Type.ROOT);
if (volumes != null && volumes.size() != 0) {
avoids[2].addPool(volumes.get(0).getPoolId());
}
avoids[2].addHost(routerToBeAvoid.getHostId());
avoids[3] = new ExcludeList();
avoids[3].addHost(routerToBeAvoid.getHostId());
avoids[4] = new ExcludeList();
for (int i = 0; i < retryIndex; i++) {
if (s_logger.isTraceEnabled()) {
s_logger.trace("Try to deploy redundant virtual router:" + router.getHostName() + ", for " + i + " time");
}
plan.setAvoids(avoids[i]);
try {
result = this.start(router, user, caller, params, plan);
} catch (InsufficientServerCapacityException ex) {
result = null;
}
if (result != null) {
break;
}
}
return result;
}
@Override
public List deployVirtualRouter(Network guestNetwork, DeployDestination dest, Account owner, Map params, boolean isRedundant) throws InsufficientCapacityException,
ConcurrentOperationException, ResourceUnavailableException {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Starting a router for " + guestNetwork + " in " + dest);
}
assert guestNetwork.getState() == Network.State.Implemented || guestNetwork.getState() == Network.State.Setup || guestNetwork.getState() == Network.State.Implementing : "Network is not yet fully implemented: "
+ guestNetwork;
assert guestNetwork.getTrafficType() == TrafficType.Guest;
List routers = findOrCreateVirtualRouters(guestNetwork, dest, owner, isRedundant);
List runningRouters = null;
if (routers != null) {
runningRouters = new ArrayList();
}
for (DomainRouterVO router : routers) {
boolean skip = false;
State state = router.getState();
if (router.getHostId() != null && state != State.Running) {
HostVO host = _hostDao.findById(router.getHostId());
if (host == null || host.getStatus() != Status.Up) {
skip = true;
}
}
if (!skip) {
if (state != State.Running) {
router = startVirtualRouter(router, _accountService.getSystemUser(), _accountService.getSystemAccount(), params);
}
if (router != null) {
runningRouters.add(router);
}
}
}
return runningRouters;
}
List findOrCreateDhcpServers(Network guestNetwork, DeployDestination dest, Account owner) throws ConcurrentOperationException, InsufficientCapacityException {
Network network = _networkDao.acquireInLockTable(guestNetwork.getId());
if (network == null) {
throw new ConcurrentOperationException("Unable to lock network " + guestNetwork.getId());
}
DataCenterDeployment plan = null;
DataCenter dc = dest.getDataCenter();
long dcId = dc.getId();
boolean isPodBased = (dc.getNetworkType() == NetworkType.Basic || guestNetwork.isSecurityGroupEnabled()) && guestNetwork.getTrafficType() == TrafficType.Guest;
DomainRouterVO router = null;
List routers = null;
try {
Long podId = dest.getPod().getId();
// In Basic zone and Guest network we have to start domR per pod, not per network
if (isPodBased) {
routers = _routerDao.listByNetworkAndPodAndRole(guestNetwork.getId(), podId, Role.DHCP_USERDATA);
plan = new DataCenterDeployment(dcId, podId, null, null, null);
} else {
routers = _routerDao.listByNetworkAndRole(guestNetwork.getId(), Role.DHCP_USERDATA);
plan = new DataCenterDeployment(dcId);
}
if (!routers.isEmpty()) {
return routers;
}
long id = _routerDao.getNextInSequence(Long.class, "id");
if (s_logger.isDebugEnabled()) {
s_logger.debug("Creating the dhcp server " + id);
}
List offerings = _networkMgr.getSystemAccountNetworkOfferings(NetworkOfferingVO.SystemControlNetwork);
NetworkOfferingVO controlOffering = offerings.get(0);
NetworkVO controlConfig = _networkMgr.setupNetwork(_systemAcct, controlOffering, plan, null, null, false, false).get(0);
List> networks = new ArrayList>(3);
String defaultNetworkStartIp = null;
if (guestNetwork.getCidr() != null) {
String startIp = _networkMgr.getStartIpAddress(guestNetwork.getId());
if (startIp != null && _ipAddressDao.findByIpAndSourceNetworkId(guestNetwork.getId(), startIp).getAllocatedTime() == null) {
defaultNetworkStartIp = startIp;
} else if (s_logger.isDebugEnabled()){
s_logger.debug("First ip " + startIp + " in network id=" + guestNetwork.getId() + " is already allocated, can't use it for domain router; will get random ip address from the range");
}
}
NicProfile gatewayNic = new NicProfile(defaultNetworkStartIp);
gatewayNic.setDefaultNic(true);
networks.add(new Pair((NetworkVO) guestNetwork, gatewayNic));
networks.add(new Pair(controlConfig, null));
/* Before starting router, already know the hypervisor type */
VMTemplateVO template = _templateDao.findRoutingTemplate(dest.getCluster().getHypervisorType());
router = new DomainRouterVO(id, _offering.getId(), VirtualMachineName.getRouterName(id, _instance), template.getId(), template.getHypervisorType(), template.getGuestOSId(),
owner.getDomainId(), owner.getId(), guestNetwork.getId(), false, 0, false, RedundantState.UNKNOWN, _offering.getOfferHA(), false);
router.setRole(Role.DHCP_USERDATA);
router = _itMgr.allocate(router, template, _offering, networks, plan, null, owner);
routers.add(router);
// Creating stats entry for router
UserStatisticsVO stats = _userStatsDao.findBy(owner.getId(), dcId, router.getNetworkId(), null, router.getId(), router.getType().toString());
if (stats == null) {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Creating user statistics for the account: " + owner.getId() + " Router Id: " + router.getId());
}
stats = new UserStatisticsVO(owner.getId(), dcId, null, router.getId(), router.getType().toString(), guestNetwork.getId());
_userStatsDao.persist(stats);
}
} finally {
if (network != null) {
_networkDao.releaseFromLockTable(network.getId());
}
}
return routers;
}
@Override
public List deployDhcp(Network guestNetwork, DeployDestination dest, Account owner, Map params) throws InsufficientCapacityException, StorageUnavailableException,
ConcurrentOperationException, ResourceUnavailableException {
NetworkOffering offering = _networkOfferingDao.findByIdIncludingRemoved(guestNetwork.getNetworkOfferingId());
if (offering.isSystemOnly() || guestNetwork.getIsShared()) {
owner = _accountMgr.getAccount(Account.ACCOUNT_ID_SYSTEM);
}
if (s_logger.isDebugEnabled()) {
s_logger.debug("Starting a dhcp server for " + guestNetwork + " in " + dest);
}
assert guestNetwork.getState() == Network.State.Implemented || guestNetwork.getState() == Network.State.Setup || guestNetwork.getState() == Network.State.Implementing : "Network is not yet fully implemented: "
+ guestNetwork;
List routers = findOrCreateDhcpServers(guestNetwork, dest, owner);
List runningRouters = null;
if (routers != null) {
runningRouters = new ArrayList();
}
for (DomainRouterVO router : routers) {
State state = router.getState();
if (state != State.Running) {
router = startVirtualRouter(router, _accountService.getSystemUser(), _accountService.getSystemAccount(), params);
}
runningRouters.add(router);
}
return runningRouters;
}
@Override
public boolean finalizeVirtualMachineProfile(VirtualMachineProfile profile, DeployDestination dest, ReservationContext context) {
DomainRouterVO router = profile.getVirtualMachine();
Map details = _vmDetailsDao.findDetails(router.getId());
router.setDetails(details);
NetworkVO network = _networkDao.findById(router.getNetworkId());
String type = null;
String dhcpRange = null;
String rpFilter = " ";
DataCenter dc = dest.getDataCenter();
DataCenterVO dcVO = _dcDao.findById(dc.getId());
_dcDao.loadDetails(dcVO);
if (dc.getNetworkType() == NetworkType.Advanced) {
String cidr = network.getCidr();
if (cidr != null) {
dhcpRange = NetUtils.getDhcpRange(cidr);
}
}
String rpValue = _configDao.getValue(Config.NetworkRouterRpFilter.key());
if (rpValue != null && rpValue.equalsIgnoreCase("true")) {
_disable_rp_filter = true;
}else
{
_disable_rp_filter = false;
}
if (router.getRole() == Role.DHCP_USERDATA) {
type = "dhcpsrvr";
} else {
type = "router";
if (_disable_rp_filter) {
rpFilter=" disable_rp_filter=true";
}
}
StringBuilder buf = profile.getBootArgsBuilder();
buf.append(" template=domP type=" + type+rpFilter);
buf.append(" name=").append(profile.getHostName());
boolean isRedundant = _configDao.getValue("network.redundantrouter").equals("true");
if (isRedundant) {
buf.append(" redundant_router=1");
List routers = _routerDao.listByNetworkAndRole(network.getId(), Role.DHCP_FIREWALL_LB_PASSWD_USERDATA);
try {
int priority = getUpdatedPriority(network, routers, router);
router.setPriority(priority);
} catch (InsufficientVirtualNetworkCapcityException e) {
s_logger.error("Failed to get update priority!", e);
throw new CloudRuntimeException("Failed to get update priority!");
}
}
NicProfile controlNic = null;
String defaultDns1 = null;
String defaultDns2 = null;
for (NicProfile nic : profile.getNics()) {
int deviceId = nic.getDeviceId();
buf.append(" eth").append(deviceId).append("ip=").append(nic.getIp4Address());
buf.append(" eth").append(deviceId).append("mask=").append(nic.getNetmask());
if (nic.isDefaultNic()) {
buf.append(" gateway=").append(nic.getGateway());
defaultDns1 = nic.getDns1();
defaultDns2 = nic.getDns2();
if (dc.getNetworkType() == NetworkType.Basic) {
long cidrSize = NetUtils.getCidrSize(nic.getNetmask());
String cidr = NetUtils.getCidrSubNet(nic.getGateway(), cidrSize);
if (cidr != null) {
dhcpRange = NetUtils.getIpRangeStartIpFromCidr(cidr, cidrSize);
}
}
}
if (nic.getTrafficType() == TrafficType.Management) {
buf.append(" localgw=").append(dest.getPod().getGateway());
} else if (nic.getTrafficType() == TrafficType.Control) {
// DOMR control command is sent over management server in VMware
if (dest.getHost().getHypervisorType() == HypervisorType.VMware) {
if (s_logger.isInfoEnabled()) {
s_logger.info("Check if we need to add management server explicit route to DomR. pod cidr: " + dest.getPod().getCidrAddress() + "/" + dest.getPod().getCidrSize()
+ ", pod gateway: " + dest.getPod().getGateway() + ", management host: " + _mgmt_host);
}
if (s_logger.isInfoEnabled()) {
s_logger.info("Add management server explicit route to DomR.");
}
// always add management explicit route, for basic networking setup, DomR may have two interfaces while both
// are on the same subnet
_mgmt_cidr = _configDao.getValue(Config.ManagementNetwork.key());
if (NetUtils.isValidCIDR(_mgmt_cidr)) {
buf.append(" mgmtcidr=").append(_mgmt_cidr);
buf.append(" localgw=").append(dest.getPod().getGateway());
}
if (dc.getNetworkType() == NetworkType.Basic) {
// ask domR to setup SSH on guest network
buf.append(" sshonguest=true");
}
}
controlNic = nic;
} else if (nic.getTrafficType() == TrafficType.Guest && isRedundant) {
Network net = _networkMgr.getNetwork(nic.getNetworkId());
buf.append(" guestgw=").append(net.getGateway());
String brd = NetUtils.long2Ip(NetUtils.ip2Long(nic.getIp4Address()) | ~NetUtils.ip2Long(nic.getNetmask()));
buf.append(" guestbrd=").append(brd);
buf.append(" guestcidrsize=").append(NetUtils.getCidrSize(nic.getNetmask()));
buf.append(" router_pr=").append(router.getPriority());
}
}
if (dhcpRange != null) {
buf.append(" dhcprange=" + dhcpRange);
}
String domain = network.getNetworkDomain();
if (domain != null) {
buf.append(" domain=" + domain);
}
String domain_suffix = dcVO.getDetail(ZoneConfig.DnsSearchOrder.getName());
if (domain_suffix != null) {
buf.append(" dnssearchorder=").append(domain_suffix);
}
if (!network.isDefault() && network.getGuestType() == GuestIpType.Direct) {
buf.append(" defaultroute=false");
String virtualNetworkElementNicIP = _networkMgr.getIpOfNetworkElementInVirtualNetwork(network.getAccountId(), network.getDataCenterId());
if (!network.getIsShared() && virtualNetworkElementNicIP != null) {
defaultDns1 = virtualNetworkElementNicIP;
} else {
s_logger.debug("No Virtual network found for account id=" + network.getAccountId() + " so setting dns to the dns of the network id=" + network.getId());
}
} else {
buf.append(" defaultroute=true");
}
buf.append(" dns1=").append(defaultDns1);
if (defaultDns2 != null) {
buf.append(" dns2=").append(defaultDns2);
}
String use_external_dns = _configDao.getValue(Config.UseExternalDnsServers.key());
if (use_external_dns!=null && use_external_dns.equals("true")){
buf.append(" useextdns=true");
}
if (s_logger.isDebugEnabled()) {
s_logger.debug("Boot Args for " + profile + ": " + buf.toString());
}
if (controlNic == null) {
throw new CloudRuntimeException("Didn't start a control port");
}
return true;
}
@Override
public boolean finalizeDeployment(Commands cmds, VirtualMachineProfile profile, DeployDestination dest, ReservationContext context) throws ResourceUnavailableException {
DomainRouterVO router = profile.getVirtualMachine();
List nics = profile.getNics();
for (NicProfile nic : nics) {
if (nic.getTrafficType() == TrafficType.Public) {
router.setPublicIpAddress(nic.getIp4Address());
router.setPublicNetmask(nic.getNetmask());
router.setPublicMacAddress(nic.getMacAddress());
} else if (nic.getTrafficType() == TrafficType.Guest) {
router.setGuestIpAddress(nic.getIp4Address());
} else if (nic.getTrafficType() == TrafficType.Control) {
router.setPrivateIpAddress(nic.getIp4Address());
router.setPrivateMacAddress(nic.getMacAddress());
}
}
_routerDao.update(router.getId(), router);
finalizeCommandsOnStart(cmds, profile);
return true;
}
@Override
public boolean finalizeCommandsOnStart(Commands cmds, VirtualMachineProfile profile) {
DomainRouterVO router = profile.getVirtualMachine();
DataCenterVO dcVo = _dcDao.findById(router.getDataCenterIdToDeployIn());
NicProfile controlNic = null;
if(profile.getHypervisorType() == HypervisorType.VMware && dcVo.getNetworkType() == NetworkType.Basic) {
// TODO this is a ugly to test hypervisor type here
// for basic network mode, we will use the guest NIC for control NIC
for (NicProfile nic : profile.getNics()) {
if (nic.getTrafficType() == TrafficType.Guest && nic.getIp4Address() != null) {
controlNic = nic;
}
}
} else {
for (NicProfile nic : profile.getNics()) {
if (nic.getTrafficType() == TrafficType.Control && nic.getIp4Address() != null) {
controlNic = nic;
}
}
}
if (controlNic == null) {
s_logger.error("Control network doesn't exist for the router " + router);
return false;
}
cmds.addCommand("checkSsh", new CheckSshCommand(profile.getInstanceName(), controlNic.getIp4Address(), 3922, 5, 20));
// restart network if restartNetwork = false is not specified in profile parameters
boolean restartNetwork = true;
if (profile.getParameter(Param.RestartNetwork) != null && (Boolean) profile.getParameter(Param.RestartNetwork) == false) {
restartNetwork = false;
}
// The commands should be sent for domR only, skip for DHCP
if (router.getRole() == VirtualRouter.Role.DHCP_FIREWALL_LB_PASSWD_USERDATA && restartNetwork) {
s_logger.debug("Resending ipAssoc, port forwarding, load balancing rules as a part of Virtual router start");
long networkId = router.getNetworkId();
long ownerId = router.getAccountId();
long zoneId = router.getDataCenterIdToDeployIn();
final List userIps = _networkMgr.listPublicIpAddressesInVirtualNetwork(ownerId, zoneId, null, null);
List publicIps = new ArrayList();
if (userIps != null && !userIps.isEmpty()) {
for (IPAddressVO userIp : userIps) {
PublicIp publicIp = new PublicIp(userIp, _vlanDao.findById(userIp.getVlanId()), NetUtils.createSequenceBasedMacAddress(userIp.getMacAddress()));
publicIps.add(publicIp);
}
}
s_logger.debug("Found " + publicIps.size() + " ip(s) to apply as a part of domR " + router + " start.");
if (!publicIps.isEmpty()) {
// Re-apply public ip addresses - should come before PF/LB/VPN
createAssociateIPCommands(router, publicIps, cmds, 0);
List vpns = new ArrayList();
List pfRules = new ArrayList();
List staticNatFirewallRules = new ArrayList();
List staticNats = new ArrayList();
List firewallRules = new ArrayList();
//Get information about all the rules (StaticNats and StaticNatRules; PFVPN to reapply on domR start)
for (PublicIpAddress ip : publicIps) {
pfRules.addAll(_pfRulesDao.listForApplication(ip.getId()));
staticNatFirewallRules.addAll(_rulesDao.listByIpAndPurpose(ip.getId(), Purpose.StaticNat));
firewallRules.addAll(_rulesDao.listByIpAndPurpose(ip.getId(), Purpose.Firewall));
RemoteAccessVpn vpn = _vpnDao.findById(ip.getId());
if (vpn != null) {
vpns.add(vpn);
}
if (ip.isOneToOneNat()) {
String dstIp = _networkMgr.getIpInNetwork(ip.getAssociatedWithVmId(), networkId);
StaticNatImpl staticNat = new StaticNatImpl(ip.getAccountId(), ip.getDomainId(), networkId, ip.getId(), dstIp, false);
staticNats.add(staticNat);
}
}
//Re-apply static nats
s_logger.debug("Found " + staticNats.size() + " static nat(s) to apply as a part of domR " + router + " start.");
if (!staticNats.isEmpty()) {
createApplyStaticNatCommands(staticNats, router, cmds);
}
//Re-apply firewall rules
s_logger.debug("Found " + staticNats.size() + " firewall rule(s) to apply as a part of domR " + router + " start.");
if (!firewallRules.isEmpty()) {
createFirewallRulesCommands(firewallRules, router, cmds);
}
// Re-apply port forwarding rules
s_logger.debug("Found " + pfRules.size() + " port forwarding rule(s) to apply as a part of domR " + router + " start.");
if (!pfRules.isEmpty()) {
createApplyPortForwardingRulesCommands(pfRules, router, cmds);
}
// Re-apply static nat rules
s_logger.debug("Found " + staticNatFirewallRules.size() + " static nat rule(s) to apply as a part of domR " + router + " start.");
if (!staticNatFirewallRules.isEmpty()) {
List staticNatRules = new ArrayList();
for (FirewallRule rule : staticNatFirewallRules) {
staticNatRules.add(_rulesMgr.buildStaticNatRule(rule));
}
createApplyStaticNatRulesCommands(staticNatRules, router, cmds);
}
// Re-apply vpn rules
s_logger.debug("Found " + vpns.size() + " vpn(s) to apply as a part of domR " + router + " start.");
if (!vpns.isEmpty()) {
for (RemoteAccessVpn vpn : vpns) {
createApplyVpnCommands(vpn, router, cmds);
}
}
// Re-apply load balancing rules
List lbs = _loadBalancerDao.listByNetworkId(networkId);
List lbRules = new ArrayList();
for (LoadBalancerVO lb : lbs) {
List dstList = _lbMgr.getExistingDestinations(lb.getId());
if (dstList != null && !dstList.isEmpty()) {
LoadBalancingRule loadBalancing = new LoadBalancingRule(lb, dstList);
lbRules.add(loadBalancing);
}
}
s_logger.debug("Found " + lbRules.size() + " load balancing rule(s) to apply as a part of domR " + router + " start.");
if (!lbRules.isEmpty()) {
createApplyLoadBalancingRulesCommands(lbRules, router, cmds);
}
}
}
// Resend dhcp
s_logger.debug("Reapplying dhcp entries as a part of domR " + router + " start...");
createDhcpEntriesCommands(router, cmds);
// Resend user data
s_logger.debug("Reapplying vm data (userData and metaData) entries as a part of domR " + router + " start...");
createVmDataCommands(router, cmds);
// Network usage command to create iptables rules
cmds.addCommand("networkUsage", new NetworkUsageCommand(controlNic.getIp4Address(), router.getHostName(), "create"));
return true;
}
@Override
public boolean finalizeStart(VirtualMachineProfile profile, long hostId, Commands cmds, ReservationContext context) {
CheckSshAnswer answer = (CheckSshAnswer) cmds.getAnswer("checkSsh");
if (answer == null || !answer.getResult()) {
s_logger.warn("Unable to ssh to the VM: " + answer.getDetails());
return false;
}
return true;
}
@Override
public void finalizeStop(VirtualMachineProfile profile, StopAnswer answer) {
if (answer != null) {
VMInstanceVO vm = profile.getVirtualMachine();
DomainRouterVO domR = _routerDao.findById(vm.getId());
processStopOrRebootAnswer(domR, answer);
}
}
@Override
public void finalizeExpunge(DomainRouterVO vm) {
}
@Override
public boolean startRemoteAccessVpn(Network network, RemoteAccessVpn vpn, List routers) throws ResourceUnavailableException {
if (routers == null || routers.isEmpty()) {
s_logger.warn("Failed to start remote access VPN: no router found for account and zone");
throw new ResourceUnavailableException("Failed to start remote access VPN: no router found for account and zone", DataCenter.class, network.getDataCenterId());
}
for (VirtualRouter router : routers) {
if (router.getState() != State.Running) {
s_logger.warn("Failed to start remote access VPN: router not in right state " + router.getState());
throw new ResourceUnavailableException("Failed to start remote access VPN: router not in right state " + router.getState(), DataCenter.class, network.getDataCenterId());
}
Commands cmds = new Commands(OnError.Stop);
createApplyVpnCommands(vpn, router, cmds);
try {
_agentMgr.send(router.getHostId(), cmds);
} catch (OperationTimedoutException e) {
s_logger.debug("Failed to start remote access VPN: ", e);
throw new AgentUnavailableException("Unable to send commands to virtual router ", router.getHostId(), e);
}
Answer answer = cmds.getAnswer("users");
if (!answer.getResult()) {
s_logger.error("Unable to start vpn: unable add users to vpn in zone " + router.getDataCenterIdToDeployIn() + " for account " + vpn.getAccountId() + " on domR: " + router.getInstanceName()
+ " due to " + answer.getDetails());
throw new ResourceUnavailableException("Unable to start vpn: Unable to add users to vpn in zone " + router.getDataCenterIdToDeployIn() + " for account " + vpn.getAccountId() + " on domR: "
+ router.getInstanceName() + " due to " + answer.getDetails(), DataCenter.class, router.getDataCenterIdToDeployIn());
}
answer = cmds.getAnswer("startVpn");
if (!answer.getResult()) {
s_logger.error("Unable to start vpn in zone " + router.getDataCenterIdToDeployIn() + " for account " + vpn.getAccountId() + " on domR: " + router.getInstanceName() + " due to "
+ answer.getDetails());
throw new ResourceUnavailableException("Unable to start vpn in zone " + router.getDataCenterIdToDeployIn() + " for account " + vpn.getAccountId() + " on domR: " + router.getInstanceName()
+ " due to " + answer.getDetails(), DataCenter.class, router.getDataCenterIdToDeployIn());
}
}
return true;
}
@Override
public boolean deleteRemoteAccessVpn(Network network, RemoteAccessVpn vpn, List routers) throws ResourceUnavailableException {
if (routers == null || routers.isEmpty()) {
s_logger.warn("Failed to delete remote access VPN: no router found for account and zone");
throw new ResourceUnavailableException("Failed to delete remote access VPN", DataCenter.class, network.getDataCenterId());
}
boolean result = true;
for (VirtualRouter router : routers) {
if (router.getState() != State.Running) {
s_logger.warn("Failed to delete remote access VPN: domR is not in right state " + router.getState());
throw new ResourceUnavailableException("Failed to delete remote access VPN: domR is not in right state " + router.getState(), DataCenter.class, network.getDataCenterId());
}
Commands cmds = new Commands(OnError.Continue);
IpAddress ip = _networkMgr.getIp(vpn.getServerAddressId());
RemoteAccessVpnCfgCommand removeVpnCmd = new RemoteAccessVpnCfgCommand(false, ip.getAddress().addr(), vpn.getLocalIp(), vpn.getIpRange(), vpn.getIpsecPresharedKey());
removeVpnCmd.setAccessDetail(NetworkElementCommand.ROUTER_IP, router.getPrivateIpAddress());
removeVpnCmd.setAccessDetail(NetworkElementCommand.ROUTER_GUEST_IP, router.getGuestIpAddress());
removeVpnCmd.setAccessDetail(NetworkElementCommand.ROUTER_NAME, router.getInstanceName());
DataCenterVO dcVo = _dcDao.findById(router.getDataCenterIdToDeployIn());
removeVpnCmd.setAccessDetail(NetworkElementCommand.ZONE_NETWORK_TYPE, dcVo.getNetworkType().toString());
cmds.addCommand(removeVpnCmd);
result = result && sendCommandsToRouter(router, cmds);
}
return result;
}
private DomainRouterVO start(DomainRouterVO router, User user, Account caller, Map params, DeploymentPlan planToDeploy) throws StorageUnavailableException, InsufficientCapacityException,
ConcurrentOperationException, ResourceUnavailableException {
s_logger.debug("Starting router " + router);
if (_itMgr.start(router, params, user, caller, planToDeploy) != null) {
return _routerDao.findById(router.getId());
} else {
return null;
}
}
@Override
public DomainRouterVO stop(VirtualRouter router, boolean forced, User user, Account caller) throws ConcurrentOperationException, ResourceUnavailableException {
s_logger.debug("Stopping router " + router);
try {
if (_itMgr.advanceStop((DomainRouterVO) router, forced, user, caller)) {
return _routerDao.findById(router.getId());
} else {
return null;
}
} catch (OperationTimedoutException e) {
throw new CloudRuntimeException("Unable to stop " + router, e);
}
}
@Override
public List addVirtualMachineIntoNetwork(Network network, NicProfile nic, VirtualMachineProfile profile, DeployDestination dest, ReservationContext context, List routers)
throws ConcurrentOperationException, InsufficientCapacityException, ResourceUnavailableException {
List rets = new ArrayList(routers.size());
_userVmDao.loadDetails((UserVmVO) profile.getVirtualMachine());
DataCenter dc = dest.getDataCenter();
String serviceOffering = _serviceOfferingDao.findByIdIncludingRemoved(profile.getServiceOfferingId()).getDisplayText();
String zoneName = _dcDao.findById(network.getDataCenterId()).getName();
boolean isZoneBasic = (dc.getNetworkType() == NetworkType.Basic);
List connectedRouters = new ArrayList();
List disconnectedRouters = new ArrayList();
for (DomainRouterVO router : routers) {
boolean sendPasswordAndVmData = true;
boolean sendDnsDhcpData = true;
if (router.getState() != State.Running) {
s_logger.warn("Unable to add virtual machine " + profile.getVirtualMachine() + " to the router " + router + " as the router is not in Running state");
continue;
}
if (router.isStopPending()) {
if (_hostDao.findById(router.getHostId()).getStatus() == Status.Up) {
throw new ResourceUnavailableException("Unable to process due to the stop pending router " + router.getInstanceName() + " haven't been stopped after it's host coming back!",
VirtualRouter.class, router.getId());
}
s_logger.warn("Unable to add virtual machine " + profile.getVirtualMachine() + " to the router " + router + " as the router is to be stopped");
continue;
}
//for basic zone:
//1) send vm data/password information only to the dhcp in the same pod
//2) send dhcp/dns information to all routers in the cloudstack only when _dnsBasicZoneUpdates is set to "all" value
Long podId = null;
if (isZoneBasic) {
podId = dest.getPod().getId();
if (router.getPodIdToDeployIn().longValue() != podId.longValue()) {
sendPasswordAndVmData = false;
if (_dnsBasicZoneUpdates.equalsIgnoreCase("pod")) {
sendDnsDhcpData = false;
}
}
}
Commands cmds = new Commands(OnError.Stop);
String routerControlIpAddress = null;
List nics = _nicDao.listByVmId(router.getId());
for (NicVO n : nics) {
NetworkVO nc = _networkDao.findById(n.getNetworkId());
if (nc.getTrafficType() == TrafficType.Control) {
routerControlIpAddress = n.getIp4Address();
}
}
if (sendDnsDhcpData) {
DhcpEntryCommand dhcpCommand = new DhcpEntryCommand(nic.getMacAddress(), nic.getIp4Address(), profile.getVirtualMachine().getHostName());
dhcpCommand.setAccessDetail(NetworkElementCommand.ROUTER_IP, routerControlIpAddress);
dhcpCommand.setAccessDetail(NetworkElementCommand.ROUTER_GUEST_IP, router.getGuestIpAddress());
dhcpCommand.setAccessDetail(NetworkElementCommand.ROUTER_NAME, router.getInstanceName());
dhcpCommand.setAccessDetail(NetworkElementCommand.ZONE_NETWORK_TYPE, dc.getNetworkType().toString());
cmds.addCommand("dhcp", dhcpCommand);
}
if (sendPasswordAndVmData) {
String password = (String) profile.getParameter(VirtualMachineProfile.Param.VmPassword);
String userData = profile.getVirtualMachine().getUserData();
String sshPublicKey = profile.getVirtualMachine().getDetail("SSH.PublicKey");
// password should be set only on default network element
if (password != null && network.isDefault()) {
final String encodedPassword = PasswordGenerator.rot13(password);
SavePasswordCommand cmd = new SavePasswordCommand(encodedPassword, nic.getIp4Address(), profile.getVirtualMachine().getHostName());
cmd.setAccessDetail(NetworkElementCommand.ROUTER_IP, router.getPrivateIpAddress());
cmd.setAccessDetail(NetworkElementCommand.ROUTER_GUEST_IP, router.getGuestIpAddress());
cmd.setAccessDetail(NetworkElementCommand.ROUTER_NAME, router.getInstanceName());
cmd.setAccessDetail(NetworkElementCommand.ZONE_NETWORK_TYPE, dc.getNetworkType().toString());
cmds.addCommand("password", cmd);
}
cmds.addCommand(
"vmdata",
generateVmDataCommand(router, nic.getIp4Address(), userData, serviceOffering, zoneName, nic.getIp4Address(), profile.getVirtualMachine().getHostName(), profile.getVirtualMachine()
.getInstanceName(), profile.getId(), sshPublicKey));
}
if (cmds.size() > 0) {
boolean podLevelException = false;
//for user vm in Basic zone we should try to re-deploy vm in a diff pod if it fails to deploy in original pod; so throwing exception with Pod scope
if (isZoneBasic && podId != null && profile.getVirtualMachine().getType() == VirtualMachine.Type.User && network.getTrafficType() == TrafficType.Guest && network.getGuestType() == GuestIpType.Direct) {
podLevelException = true;
}
try {
_agentMgr.send(router.getHostId(), cmds);
} catch (AgentUnavailableException e){
s_logger.warn("Unable to reach the agent " + router.getHostId(), e);
disconnectedRouters.add(router);
continue;
} catch (OperationTimedoutException e) {
s_logger.warn("Connection timeout on host " + router.getHostId(), e);
disconnectedRouters.add(router);
continue;
}
connectedRouters.add(router);
Answer answer = cmds.getAnswer("dhcp");
if (!answer.getResult()) {
s_logger.error("Unable to set dhcp entry for " + profile + " on domR: " + router.getHostName() + " due to " + answer.getDetails());
if (podLevelException) {
throw new ResourceUnavailableException("Unable to set dhcp entry for " + profile + " due to " + answer.getDetails(), Pod.class, podId);
}
throw new ResourceUnavailableException("Unable to set dhcp entry for " + profile + " due to " + answer.getDetails(), DataCenter.class, router.getDataCenterIdToDeployIn());
}
answer = cmds.getAnswer("password");
if (answer != null && !answer.getResult()) {
s_logger.error("Unable to set password for " + profile + " due to " + answer.getDetails());
if (podLevelException) {
throw new ResourceUnavailableException("Unable to set password due to " + answer.getDetails(), Pod.class, podId);
}
throw new ResourceUnavailableException("Unable to set password due to " + answer.getDetails(), DataCenter.class, router.getDataCenterIdToDeployIn());
}
answer = cmds.getAnswer("vmdata");
if (answer != null && !answer.getResult()) {
s_logger.error("Unable to set VM data for " + profile + " due to " + answer.getDetails());
if (podLevelException) {
throw new ResourceUnavailableException("Unable to set VM data due to " + answer.getDetails(), Pod.class, podId);
}
throw new ResourceUnavailableException("Unable to set VM data due to " + answer.getDetails(), DataCenter.class, router.getDataCenterIdToDeployIn());
}
}
rets.add(router);
}
String msg = "Unable to add new VM into network on disconnected router ";
if (!connectedRouters.isEmpty()) {
// These disconnected ones are out of sync now, stop them for synchronization
handleSingleWorkingRedundantRouter(connectedRouters, disconnectedRouters, msg);
} else if (!disconnectedRouters.isEmpty()) {
for (VirtualRouter router : disconnectedRouters) {
if (s_logger.isDebugEnabled()) {
s_logger.debug(msg + router.getInstanceName() + "(" + router.getId() + ")");
}
}
throw new ResourceUnavailableException(msg, VirtualRouter.class, disconnectedRouters.get(0).getId());
}
return rets;
}
@Override
public DomainRouterVO persist(DomainRouterVO router) {
return _routerDao.persist(router);
}
@Override
//FIXME add partial success and STOP state support
public String[] applyVpnUsers(Network network, List users, List routers) throws ResourceUnavailableException {
if (routers == null || routers.isEmpty()) {
s_logger.warn("Failed to add/remove VPN users: no router found for account and zone");
throw new ResourceUnavailableException("Unable to assign ip addresses, domR doesn't exist for network " + network.getId(), DataCenter.class, network.getDataCenterId());
}
String[] result = new String[users.size()];
for (DomainRouterVO router : routers) {
if (router.getState() != State.Running) {
s_logger.warn("Failed to add/remove VPN users: router not in running state");
throw new ResourceUnavailableException("Unable to assign ip addresses, domR is not in right state " + router.getState(), DataCenter.class, network.getDataCenterId());
}
Commands cmds = new Commands(OnError.Continue);
List addUsers = new ArrayList();
List removeUsers = new ArrayList();
for (VpnUser user : users) {
if (user.getState() == VpnUser.State.Add || user.getState() == VpnUser.State.Active) {
addUsers.add(user);
} else if (user.getState() == VpnUser.State.Revoke) {
removeUsers.add(user);
}
}
VpnUsersCfgCommand cmd = new VpnUsersCfgCommand(addUsers, removeUsers);
cmd.setAccessDetail(NetworkElementCommand.ROUTER_IP, router.getPrivateIpAddress());
cmd.setAccessDetail(NetworkElementCommand.ROUTER_GUEST_IP, router.getGuestIpAddress());
cmd.setAccessDetail(NetworkElementCommand.ROUTER_NAME, router.getInstanceName());
DataCenterVO dcVo = _dcDao.findById(router.getDataCenterIdToDeployIn());
cmd.setAccessDetail(NetworkElementCommand.ZONE_NETWORK_TYPE, dcVo.getNetworkType().toString());
cmds.addCommand(cmd);
// Currently we receive just one answer from the agent. In the future we have to parse individual answers and set
// results accordingly
boolean agentResult = sendCommandsToRouter(router, cmds);
for (int i = 0; i < result.length; i++) {
// the result of the command is true only when it got applied successfully on all domain routers
if (agentResult && result[i] == null) {
result[i] = null;
} else {
result[i] = String.valueOf(agentResult);
}
}
}
return result;
}
@Override
public DomainRouterVO findById(long id) {
return _routerDao.findById(id);
}
@Override
public DomainRouterVO findByName(String name) {
if (!VirtualMachineName.isValidRouterName(name)) {
return null;
}
return _routerDao.findById(VirtualMachineName.getRouterId(name));
}
@Override @ActionEvent(eventType = EventTypes.EVENT_ROUTER_START, eventDescription = "starting router Vm", async = true)
public VirtualRouter startRouter(StartRouterCmd cmd) throws ResourceUnavailableException, InsufficientCapacityException, ConcurrentOperationException{
return startRouter(cmd.getId(), true);
}
@Override
public VirtualRouter startRouter(long routerId, boolean restartNetwork) throws ResourceUnavailableException, InsufficientCapacityException, ConcurrentOperationException {
Account account = UserContext.current().getCaller();
User caller = _accountMgr.getActiveUser(UserContext.current().getCallerUserId());
// verify parameters
DomainRouterVO router = _routerDao.findById(routerId);
if (router == null) {
throw new InvalidParameterValueException("Unable to find router by id " + routerId + ".");
}
_accountMgr.checkAccess(account, null, router);
Account owner = _accountMgr.getAccount(router.getAccountId());
// Check if all networks are implemented for the domR; if not - implement them
DataCenter dc = _dcDao.findById(router.getDataCenterIdToDeployIn());
HostPodVO pod = null;
if (router.getPodIdToDeployIn() != null) {
pod = _podDao.findById(router.getPodIdToDeployIn());
}
DeployDestination dest = new DeployDestination(dc, pod, null, null);
ReservationContext context = new ReservationContextImpl(null, null, caller, owner);
List nics = _nicDao.listByVmId(routerId);
for (NicVO nic : nics) {
if (!_networkMgr.startNetwork(nic.getNetworkId(), dest, context)) {
s_logger.warn("Failed to start network id=" + nic.getNetworkId() + " as a part of domR start");
throw new CloudRuntimeException("Failed to start network id=" + nic.getNetworkId() + " as a part of domR start");
}
}
UserVO user = _userDao.findById(UserContext.current().getCallerUserId());
Map params = new HashMap();
if (restartNetwork) {
params.put(Param.RestartNetwork, true);
} else {
params.put(Param.RestartNetwork, false);
}
return startVirtualRouter(router, user, account, params);
}
private void createAssociateIPCommands(final VirtualRouter router, final List ips, Commands cmds, long vmId) {
// Ensure that in multiple vlans case we first send all ip addresses of vlan1, then all ip addresses of vlan2, etc..
Map> vlanIpMap = new HashMap>();
for (final PublicIpAddress ipAddress : ips) {
String vlanTag = ipAddress.getVlanTag();
ArrayList ipList = vlanIpMap.get(vlanTag);
if (ipList == null) {
ipList = new ArrayList();
}
ipList.add(ipAddress);
vlanIpMap.put(vlanTag, ipList);
}
for (Map.Entry> vlanAndIp : vlanIpMap.entrySet()) {
List ipAddrList = vlanAndIp.getValue();
// Source nat ip address should always be sent first
Collections.sort(ipAddrList, new Comparator() {
@Override
public int compare(PublicIpAddress o1, PublicIpAddress o2) {
boolean s1 = o1.isSourceNat();
boolean s2 = o2.isSourceNat();
return (s1 ^ s2) ? ((s1 ^ true) ? 1 : -1) : 0;
}
});
// Get network rate - required for IpAssoc
Integer networkRate = _networkMgr.getNetworkRate(ipAddrList.get(0).getNetworkId(), router.getId());
Network network = _networkMgr.getNetwork(ipAddrList.get(0).getNetworkId());
IpAddressTO[] ipsToSend = new IpAddressTO[ipAddrList.size()];
int i = 0;
boolean firstIP = true;
for (final PublicIpAddress ipAddr : ipAddrList) {
boolean add = (ipAddr.getState() == IpAddress.State.Releasing ? false : true);
boolean sourceNat = ipAddr.isSourceNat();
String vlanId = ipAddr.getVlanTag();
String vlanGateway = ipAddr.getGateway();
String vlanNetmask = ipAddr.getNetmask();
String vifMacAddress = ipAddr.getMacAddress();
String vmGuestAddress = null;
IpAddressTO ip = new IpAddressTO(ipAddr.getAccountId(), ipAddr.getAddress().addr(), add, firstIP, sourceNat, vlanId, vlanGateway, vlanNetmask, vifMacAddress, vmGuestAddress, networkRate, ipAddr.isOneToOneNat());
ip.setTrafficType(network.getTrafficType());
ip.setNetworkTags(network.getTags());
ipsToSend[i++] = ip;
firstIP = false;
}
IpAssocCommand cmd = new IpAssocCommand(ipsToSend);
cmd.setAccessDetail(NetworkElementCommand.ROUTER_IP, router.getPrivateIpAddress());
cmd.setAccessDetail(NetworkElementCommand.ROUTER_GUEST_IP, router.getGuestIpAddress());
cmd.setAccessDetail(NetworkElementCommand.ROUTER_NAME, router.getInstanceName());
DataCenterVO dcVo = _dcDao.findById(router.getDataCenterIdToDeployIn());
cmd.setAccessDetail(NetworkElementCommand.ZONE_NETWORK_TYPE, dcVo.getNetworkType().toString());
cmds.addCommand("IPAssocCommand", cmd);
}
}
private void createApplyPortForwardingRulesCommands(List rules, VirtualRouter router, Commands cmds) {
List rulesTO = null;
if (rules != null) {
rulesTO = new ArrayList();
for (PortForwardingRule rule : rules) {
IpAddress sourceIp = _networkMgr.getIp(rule.getSourceIpAddressId());
PortForwardingRuleTO ruleTO = new PortForwardingRuleTO(rule, null, sourceIp.getAddress().addr());
rulesTO.add(ruleTO);
}
}
SetPortForwardingRulesCommand cmd = new SetPortForwardingRulesCommand(rulesTO);
cmd.setAccessDetail(NetworkElementCommand.ROUTER_IP, router.getPrivateIpAddress());
cmd.setAccessDetail(NetworkElementCommand.ROUTER_GUEST_IP, router.getGuestIpAddress());
cmd.setAccessDetail(NetworkElementCommand.ROUTER_NAME, router.getInstanceName());
DataCenterVO dcVo = _dcDao.findById(router.getDataCenterIdToDeployIn());
cmd.setAccessDetail(NetworkElementCommand.ZONE_NETWORK_TYPE, dcVo.getNetworkType().toString());
cmds.addCommand(cmd);
}
private void createApplyStaticNatRulesCommands(List rules, VirtualRouter router, Commands cmds) {
List rulesTO = null;
if (rules != null) {
rulesTO = new ArrayList();
for (StaticNatRule rule : rules) {
IpAddress sourceIp = _networkMgr.getIp(rule.getSourceIpAddressId());
StaticNatRuleTO ruleTO = new StaticNatRuleTO(rule, null, sourceIp.getAddress().addr(), rule.getDestIpAddress());
rulesTO.add(ruleTO);
}
}
SetStaticNatRulesCommand cmd = new SetStaticNatRulesCommand(rulesTO);
cmd.setAccessDetail(NetworkElementCommand.ROUTER_IP, router.getPrivateIpAddress());
cmd.setAccessDetail(NetworkElementCommand.ROUTER_GUEST_IP, router.getGuestIpAddress());
cmd.setAccessDetail(NetworkElementCommand.ROUTER_NAME, router.getInstanceName());
DataCenterVO dcVo = _dcDao.findById(router.getDataCenterIdToDeployIn());
cmd.setAccessDetail(NetworkElementCommand.ZONE_NETWORK_TYPE, dcVo.getNetworkType().toString());
cmds.addCommand(cmd);
}
private void createApplyLoadBalancingRulesCommands(List rules, VirtualRouter router, Commands cmds) {
LoadBalancerTO[] lbs = new LoadBalancerTO[rules.size()];
int i = 0;
for (LoadBalancingRule rule : rules) {
boolean revoked = (rule.getState().equals(FirewallRule.State.Revoke));
String protocol = rule.getProtocol();
String algorithm = rule.getAlgorithm();
String srcIp = _networkMgr.getIp(rule.getSourceIpAddressId()).getAddress().addr();
int srcPort = rule.getSourcePortStart();
List destinations = rule.getDestinations();
LoadBalancerTO lb = new LoadBalancerTO(srcIp, srcPort, protocol, algorithm, revoked, false, destinations);
lbs[i++] = lb;
}
String RouterPublicIp = null;
if (router instanceof DomainRouterVO) {
DomainRouterVO domr = (DomainRouterVO)router;
RouterPublicIp = domr.getPublicIpAddress();
}
LoadBalancerConfigCommand cmd = new LoadBalancerConfigCommand(lbs,RouterPublicIp, router.getGuestIpAddress(),router.getPrivateIpAddress());
cmd.lbStatsVisibility = _configDao.getValue(Config.NetworkLBHaproxyStatsVisbility.key());
cmd.lbStatsUri = _configDao.getValue(Config.NetworkLBHaproxyStatsUri.key());
cmd.lbStatsAuth = _configDao.getValue(Config.NetworkLBHaproxyStatsAuth.key());
cmd.lbStatsPort = _configDao.getValue(Config.NetworkLBHaproxyStatsPort.key());
cmd.setAccessDetail(NetworkElementCommand.ROUTER_IP, router.getPrivateIpAddress());
cmd.setAccessDetail(NetworkElementCommand.ROUTER_GUEST_IP, router.getGuestIpAddress());
cmd.setAccessDetail(NetworkElementCommand.ROUTER_NAME, router.getInstanceName());
DataCenterVO dcVo = _dcDao.findById(router.getDataCenterIdToDeployIn());
cmd.setAccessDetail(NetworkElementCommand.ZONE_NETWORK_TYPE, dcVo.getNetworkType().toString());
cmds.addCommand(cmd);
}
private void createApplyVpnCommands(RemoteAccessVpn vpn, VirtualRouter router, Commands cmds) {
List vpnUsers = _vpnUsersDao.listByAccount(vpn.getAccountId());
List addUsers = new ArrayList();
List removeUsers = new ArrayList();
for (VpnUser user : vpnUsers) {
if (user.getState() == VpnUser.State.Add) {
addUsers.add(user);
} else if (user.getState() == VpnUser.State.Revoke) {
removeUsers.add(user);
}
}
VpnUsersCfgCommand addUsersCmd = new VpnUsersCfgCommand(addUsers, removeUsers);
addUsersCmd.setAccessDetail(NetworkElementCommand.ROUTER_IP, router.getPrivateIpAddress());
addUsersCmd.setAccessDetail(NetworkElementCommand.ROUTER_GUEST_IP, router.getGuestIpAddress());
addUsersCmd.setAccessDetail(NetworkElementCommand.ROUTER_NAME, router.getInstanceName());
IpAddress ip = _networkMgr.getIp(vpn.getServerAddressId());
RemoteAccessVpnCfgCommand startVpnCmd = new RemoteAccessVpnCfgCommand(true, ip.getAddress().addr(), vpn.getLocalIp(), vpn.getIpRange(), vpn.getIpsecPresharedKey());
startVpnCmd.setAccessDetail(NetworkElementCommand.ROUTER_IP, router.getPrivateIpAddress());
startVpnCmd.setAccessDetail(NetworkElementCommand.ROUTER_GUEST_IP, router.getGuestIpAddress());
startVpnCmd.setAccessDetail(NetworkElementCommand.ROUTER_NAME, router.getInstanceName());
DataCenterVO dcVo = _dcDao.findById(router.getDataCenterIdToDeployIn());
startVpnCmd.setAccessDetail(NetworkElementCommand.ZONE_NETWORK_TYPE, dcVo.getNetworkType().toString());
cmds.addCommand("users", addUsersCmd);
cmds.addCommand("startVpn", startVpnCmd);
}
private void createVmDataCommands(DomainRouterVO router, Commands cmds) {
long networkId = router.getNetworkId();
List vms = _userVmDao.listByNetworkIdAndStates(networkId, State.Running, State.Migrating, State.Stopping);
DataCenterVO dc = _dcDao.findById(router.getDataCenterIdToDeployIn());
for (UserVmVO vm : vms) {
boolean createVmData = true;
if (dc.getNetworkType() == NetworkType.Basic && router.getPodIdToDeployIn().longValue() != vm.getPodIdToDeployIn().longValue()) {
createVmData = false;
}
if (createVmData) {
NicVO nic = _nicDao.findByInstanceIdAndNetworkId(networkId, vm.getId());
if (nic != null) {
s_logger.debug("Creating user data entry for vm " + vm + " on domR " + router);
String serviceOffering = _serviceOfferingDao.findByIdIncludingRemoved(vm.getServiceOfferingId()).getDisplayText();
String zoneName = _dcDao.findById(router.getDataCenterIdToDeployIn()).getName();
cmds.addCommand("vmdata",
generateVmDataCommand(router, nic.getIp4Address(), vm.getUserData(), serviceOffering, zoneName, nic.getIp4Address(), vm.getHostName(), vm.getInstanceName(), vm.getId(), null));
}
}
}
}
private void createDhcpEntriesCommands(DomainRouterVO router, Commands cmds) {
long networkId = router.getNetworkId();
List vms = _userVmDao.listByNetworkIdAndStates(networkId, State.Running, State.Migrating, State.Stopping);
DataCenterVO dc = _dcDao.findById(router.getDataCenterIdToDeployIn());
for (UserVmVO vm : vms) {
boolean createDhcp = true;
if (dc.getNetworkType() == NetworkType.Basic && router.getPodIdToDeployIn().longValue() != vm.getPodIdToDeployIn().longValue() && _dnsBasicZoneUpdates.equalsIgnoreCase("pod")) {
createDhcp = false;
}
if (createDhcp) {
NicVO nic = _nicDao.findByInstanceIdAndNetworkId(networkId, vm.getId());
if (nic != null) {
s_logger.debug("Creating dhcp entry for vm " + vm + " on domR " + router + ".");
DhcpEntryCommand dhcpCommand = new DhcpEntryCommand(nic.getMacAddress(), nic.getIp4Address(), vm.getHostName());
dhcpCommand.setAccessDetail(NetworkElementCommand.ROUTER_IP, router.getPrivateIpAddress());
dhcpCommand.setAccessDetail(NetworkElementCommand.ROUTER_NAME, router.getInstanceName());
DataCenterVO dcVo = _dcDao.findById(router.getDataCenterIdToDeployIn());
dhcpCommand.setAccessDetail(NetworkElementCommand.ZONE_NETWORK_TYPE, dcVo.getNetworkType().toString());
cmds.addCommand("dhcp", dhcpCommand);
}
}
}
}
private boolean sendCommandsToRouter(final VirtualRouter router, Commands cmds) throws AgentUnavailableException {
Answer[] answers = null;
try {
answers = _agentMgr.send(router.getHostId(), cmds);
} catch (OperationTimedoutException e) {
s_logger.warn("Timed Out", e);
throw new AgentUnavailableException("Unable to send commands to virtual router ", router.getHostId(), e);
}
if (answers == null) {
return false;
}
if (answers.length != cmds.size()) {
return false;
}
// FIXME: Have to return state for individual command in the future
if (answers.length > 0) {
Answer ans = answers[0];
return ans.getResult();
}
return true;
}
protected void handleSingleWorkingRedundantRouter(List connectedRouters, List disconnectedRouters, String reason) throws ResourceUnavailableException
{
if (connectedRouters.isEmpty() || disconnectedRouters.isEmpty()) {
return;
}
if (connectedRouters.size() != 1 || disconnectedRouters.size() != 1) {
s_logger.warn("How many redundant routers do we have?? ");
return;
}
if (!connectedRouters.get(0).getIsRedundantRouter()) {
throw new ResourceUnavailableException("Who is calling this with non-redundant router or non-domain router?", DataCenter.class, connectedRouters.get(0).getDataCenterIdToDeployIn());
}
if (!disconnectedRouters.get(0).getIsRedundantRouter()) {
throw new ResourceUnavailableException("Who is calling this with non-redundant router or non-domain router?", DataCenter.class, disconnectedRouters.get(0).getDataCenterIdToDeployIn());
}
DomainRouterVO connectedRouter = (DomainRouterVO)connectedRouters.get(0);
DomainRouterVO disconnectedRouter = (DomainRouterVO)disconnectedRouters.get(0);
if (s_logger.isDebugEnabled()) {
s_logger.debug("About to stop the router " + disconnectedRouter.getInstanceName() + " due to: " + reason);
}
String title = "Virtual router " + disconnectedRouter.getInstanceName() + " would be stopped after connecting back, due to " + reason;
String context = "Virtual router (name: " + disconnectedRouter.getInstanceName() + ", id: " + disconnectedRouter.getId() + ") would be stopped after connecting back, due to: " + reason;
_alertMgr.sendAlert(AlertManager.ALERT_TYPE_DOMAIN_ROUTER,
disconnectedRouter.getDataCenterIdToDeployIn(), disconnectedRouter.getPodIdToDeployIn(), title, context);
disconnectedRouter.setStopPending(true);
disconnectedRouter = this.persist((DomainRouterVO)disconnectedRouter);
int connRouterPR = getRealPriority((DomainRouterVO)connectedRouter);
int disconnRouterPR = getRealPriority((DomainRouterVO)disconnectedRouter);
if (connRouterPR < disconnRouterPR) {
//connRouterPR < disconnRouterPR, they won't equal at anytime
if (!connectedRouter.getIsPriorityBumpUp()) {
final BumpUpPriorityCommand command = new BumpUpPriorityCommand();
command.setAccessDetail(NetworkElementCommand.ROUTER_IP, connectedRouter.getPrivateIpAddress());
command.setAccessDetail(NetworkElementCommand.ROUTER_NAME, connectedRouter.getInstanceName());
final Answer answer = _agentMgr.easySend(connectedRouter.getHostId(), command);
if (!answer.getResult()) {
s_logger.error("Failed to bump up " + connectedRouter.getInstanceName() + "'s priority! " + answer.getDetails());
}
} else {
String t = "Can't bump up virtual router " + connectedRouter.getInstanceName() + "'s priority due to it's already bumped up!";
_alertMgr.sendAlert(AlertManager.ALERT_TYPE_DOMAIN_ROUTER,
connectedRouter.getDataCenterIdToDeployIn(), connectedRouter.getPodIdToDeployIn(), t, t);
}
}
}
@Override
public boolean associateIP(Network network, List ipAddress, List routers) throws ResourceUnavailableException {
if (routers == null || routers.isEmpty()) {
s_logger.warn("Unable to associate ip addresses, virtual router doesn't exist in the network " + network.getId());
throw new ResourceUnavailableException("Unable to assign ip addresses", DataCenter.class, network.getDataCenterId());
}
List connectedRouters = new ArrayList();
List disconnectedRouters = new ArrayList();
boolean result = true;
String msg = "Unable to associate ip addresses on disconnected router ";
for (VirtualRouter router : routers) {
if (router.getState() == State.Running) {
if (router.isStopPending()) {
if (_hostDao.findById(router.getHostId()).getStatus() == Status.Up) {
throw new ResourceUnavailableException("Unable to process due to the stop pending router " + router.getInstanceName() + " haven't been stopped after it's host coming back!",
VirtualRouter.class, router.getId());
}
s_logger.debug("Router " + router.getInstanceName() + " is stop pending, so not sending apply firewall rules commands to the backend");
continue;
}
Commands cmds = new Commands(OnError.Continue);
// Have to resend all already associated ip addresses
createAssociateIPCommands(router, ipAddress, cmds, 0);
try{
result = sendCommandsToRouter(router, cmds);
connectedRouters.add(router);
} catch (AgentUnavailableException e) {
s_logger.warn(msg + router.getInstanceName(), e);
disconnectedRouters.add(router);
}
//If ip fails to apply on one domR, no need to proceed with the rest
if (!result) {
throw new ResourceUnavailableException("Unable to associate ip addresses on router ", VirtualRouter.class, router.getId());
}
} else if (router.getState() == State.Stopped || router.getState() == State.Stopping) {
s_logger.debug("Router " + router.getInstanceName() + " is in " + router.getState() +
", so not sending associate ip address commands to the backend");
} else {
s_logger.warn("Unable to associate ip addresses, virtual router is not in the right state " + router.getState());
throw new ResourceUnavailableException("Unable to assign ip addresses, domR is not in right state " + router.getState(), DataCenter.class, network.getDataCenterId());
}
}
if (!connectedRouters.isEmpty()) {
// These disconnected ones are out of sync now, stop them for synchronization
handleSingleWorkingRedundantRouter(connectedRouters, disconnectedRouters, msg);
} else if (!disconnectedRouters.isEmpty()) {
for (VirtualRouter router : disconnectedRouters) {
if (s_logger.isDebugEnabled()) {
s_logger.debug(msg + router.getInstanceName() + "(" + router.getId() + ")");
}
}
throw new ResourceUnavailableException(msg, VirtualRouter.class, disconnectedRouters.get(0).getId());
}
return result;
}
@Override
public boolean applyFirewallRules(Network network, List rules, List routers) throws ResourceUnavailableException {
if (routers == null || routers.isEmpty()) {
s_logger.warn("Unable to apply firewall rules, virtual router doesn't exist in the network " + network.getId());
throw new ResourceUnavailableException("Unable to apply firewall rules", DataCenter.class, network.getDataCenterId());
}
List connectedRouters = new ArrayList();
List disconnectedRouters = new ArrayList();
String msg = "Unable to apply firewall rules on disconnected router ";
boolean result = true;
for (VirtualRouter router : routers) {
if (router.getState() == State.Running) {
if (router.isStopPending()) {
if (_hostDao.findById(router.getHostId()).getStatus() == Status.Up) {
throw new ResourceUnavailableException("Unable to process due to the stop pending router " + router.getInstanceName() + " haven't been stopped after it's host coming back!",
VirtualRouter.class, router.getId());
}
s_logger.debug("Router " + router.getInstanceName() + " is stop pending, so not sending apply firewall rules commands to the backend");
continue;
}
if (rules != null && !rules.isEmpty()) {
try {
if (rules.get(0).getPurpose() == Purpose.LoadBalancing) {
// for load balancer we have to resend all lb rules for the network
List lbs = _loadBalancerDao.listByNetworkId(network.getId());
List lbRules = new ArrayList();
for (LoadBalancerVO lb : lbs) {
List dstList = _lbMgr.getExistingDestinations(lb.getId());
LoadBalancingRule loadBalancing = new LoadBalancingRule(lb, dstList);
lbRules.add(loadBalancing);
}
result = result && applyLBRules(router, lbRules);
} else if (rules.get(0).getPurpose() == Purpose.PortForwarding) {
result = result && applyPortForwardingRules(router, (List) rules);
} else if (rules.get(0).getPurpose() == Purpose.StaticNat) {
result = result && applyStaticNatRules(router, (List) rules);
} else if (rules.get(0).getPurpose() == Purpose.Firewall) {
result = result && applyFirewallRules(router, (List) rules);
} else {
s_logger.warn("Unable to apply rules of purpose: " + rules.get(0).getPurpose());
result = false;
}
connectedRouters.add(router);
} catch (AgentUnavailableException e) {
s_logger.warn(msg + router.getInstanceName(), e);
disconnectedRouters.add(router);
}
}
//If rules fail to apply on one domR and not due to disconnection, no need to proceed with the rest
if (!result) {
throw new ResourceUnavailableException("Unable to apply firewall rules on router ", VirtualRouter.class, router.getId());
}
} else if (router.getState() == State.Stopped || router.getState() == State.Stopping) {
s_logger.debug("Router " + router.getInstanceName() + " is in " + router.getState() +
", so not sending apply firewall rules commands to the backend");
} else {
s_logger.warn("Unable to apply firewall rules, virtual router is not in the right state " + router.getState());
throw new ResourceUnavailableException("Unable to apply firewall rules, virtual router is not in the right state", VirtualRouter.class, router.getId());
}
}
if (!connectedRouters.isEmpty()) {
// These disconnected ones are out of sync now, stop them for synchronization
handleSingleWorkingRedundantRouter(connectedRouters, disconnectedRouters, msg);
} else if (!disconnectedRouters.isEmpty()) {
for (VirtualRouter router : disconnectedRouters) {
if (s_logger.isDebugEnabled()) {
s_logger.debug(msg + router.getInstanceName() + "(" + router.getId() + ")");
}
}
throw new ResourceUnavailableException(msg, VirtualRouter.class, disconnectedRouters.get(0).getId());
}
return true;
}
protected boolean applyLBRules(VirtualRouter router, List rules) throws ResourceUnavailableException {
Commands cmds = new Commands(OnError.Continue);
createApplyLoadBalancingRulesCommands(rules, router, cmds);
// Send commands to router
return sendCommandsToRouter(router, cmds);
}
protected boolean applyPortForwardingRules(VirtualRouter router, List rules) throws ResourceUnavailableException {
Commands cmds = new Commands(OnError.Continue);
createApplyPortForwardingRulesCommands(rules, router, cmds);
// Send commands to router
return sendCommandsToRouter(router, cmds);
}
protected boolean applyStaticNatRules(VirtualRouter router, List rules) throws ResourceUnavailableException {
Commands cmds = new Commands(OnError.Continue);
createApplyStaticNatRulesCommands(rules, router, cmds);
// Send commands to router
return sendCommandsToRouter(router, cmds);
}
@Override
public List getRoutersForNetwork(long networkId) {
List routers = _routerDao.findByNetwork(networkId);
List vrs = new ArrayList(routers.size());
for (DomainRouterVO router : routers) {
vrs.add(router);
}
return vrs;
}
private void createFirewallRulesCommands(List rules, VirtualRouter router, Commands cmds) {
List rulesTO = null;
if (rules != null) {
rulesTO = new ArrayList();
for (FirewallRule rule : rules) {
IpAddress sourceIp = _networkMgr.getIp(rule.getSourceIpAddressId());
FirewallRuleTO ruleTO = new FirewallRuleTO(rule, null, sourceIp.getAddress().addr());
rulesTO.add(ruleTO);
}
}
SetFirewallRulesCommand cmd = new SetFirewallRulesCommand(rulesTO);
cmd.setAccessDetail(NetworkElementCommand.ROUTER_IP, router.getPrivateIpAddress());
cmd.setAccessDetail(NetworkElementCommand.ROUTER_GUEST_IP, router.getGuestIpAddress());
cmd.setAccessDetail(NetworkElementCommand.ROUTER_NAME, router.getInstanceName());
DataCenterVO dcVo = _dcDao.findById(router.getDataCenterIdToDeployIn());
cmd.setAccessDetail(NetworkElementCommand.ZONE_NETWORK_TYPE, dcVo.getNetworkType().toString());
cmds.addCommand(cmd);
}
protected boolean applyFirewallRules(VirtualRouter router, List rules) throws ResourceUnavailableException {
Commands cmds = new Commands(OnError.Continue);
createFirewallRulesCommands(rules, router, cmds);
// Send commands to router
return sendCommandsToRouter(router, cmds);
}
@Override
public String getDnsBasicZoneUpdate() {
return _dnsBasicZoneUpdates;
}
@Override
public boolean applyStaticNats(Network network, List rules, List routers) throws ResourceUnavailableException {
if (routers == null || routers.isEmpty()) {
s_logger.warn("Unable to create static nat, virtual router doesn't exist in the network " + network.getId());
throw new ResourceUnavailableException("Unable to create static nat", DataCenter.class, network.getDataCenterId());
}
List connectedRouters = new ArrayList();
List disconnectedRouters = new ArrayList();
boolean result = true;
String msg = "Unable to apply static nat on disconnected router ";
for (VirtualRouter router : routers) {
if (router.getState() == State.Running) {
s_logger.debug("Applying " + rules.size() + " static nat in network " + network);
if (router.isStopPending()) {
if (_hostDao.findById(router.getHostId()).getStatus() == Status.Up) {
throw new ResourceUnavailableException("Unable to process due to the stop pending router " + router.getInstanceName() + " haven't been stopped after it's host coming back!",
VirtualRouter.class, router.getId());
}
s_logger.debug("Router " + router.getInstanceName() + " is stop pending, so not sending apply firewall rules commands to the backend");
continue;
}
try {
result = applyStaticNat(router, rules);
connectedRouters.add(router);
} catch (AgentUnavailableException e) {
s_logger.warn(msg + router.getInstanceName(), e);
disconnectedRouters.add(router);
}
//If rules fail to apply on one domR and not due to disconnection, no need to proceed with the rest
if (!result) {
throw new ResourceUnavailableException("Unable to apply static nat on router ", VirtualRouter.class, router.getId());
}
} else if (router.getState() == State.Stopped || router.getState() == State.Stopping) {
s_logger.debug("Router " + router.getInstanceName() + " is in " + router.getState() + ", so not sending apply static nat commands to the backend");
} else {
s_logger.warn("Unable to apply static nat, virtual router is not in the right state " + router.getState());
throw new ResourceUnavailableException("Unable to apply static nat, virtual router is not in the right state", VirtualRouter.class, router.getId());
}
}
if (!connectedRouters.isEmpty()) {
// These disconnected ones are out of sync now, stop them for synchronization
handleSingleWorkingRedundantRouter(connectedRouters, disconnectedRouters, msg);
} else if (!disconnectedRouters.isEmpty()) {
for (VirtualRouter router : disconnectedRouters) {
if (s_logger.isDebugEnabled()) {
s_logger.debug(msg + router.getInstanceName() + "(" + router.getId() + ")");
}
}
throw new ResourceUnavailableException(msg, VirtualRouter.class, disconnectedRouters.get(0).getId());
}
return true;
}
protected boolean applyStaticNat(VirtualRouter router, List rules) throws ResourceUnavailableException {
Commands cmds = new Commands(OnError.Continue);
createApplyStaticNatCommands(rules, router, cmds);
// Send commands to router
return sendCommandsToRouter(router, cmds);
}
private void createApplyStaticNatCommands(List rules, VirtualRouter router, Commands cmds) {
List rulesTO = null;
if (rules != null) {
rulesTO = new ArrayList();
for (StaticNat rule : rules) {
IpAddress sourceIp = _networkMgr.getIp(rule.getSourceIpAddressId());
StaticNatRuleTO ruleTO = new StaticNatRuleTO(0, null, sourceIp.getAddress().addr(), null, null, rule.getDestIpAddress(), null, null, null, rule.isForRevoke(), false);
rulesTO.add(ruleTO);
}
}
SetStaticNatRulesCommand cmd = new SetStaticNatRulesCommand(rulesTO);
cmd.setAccessDetail(NetworkElementCommand.ROUTER_IP, router.getPrivateIpAddress());
cmd.setAccessDetail(NetworkElementCommand.ROUTER_GUEST_IP, router.getGuestIpAddress());
cmd.setAccessDetail(NetworkElementCommand.ROUTER_NAME, router.getInstanceName());
DataCenterVO dcVo = _dcDao.findById(router.getDataCenterIdToDeployIn());
cmd.setAccessDetail(NetworkElementCommand.ZONE_NETWORK_TYPE, dcVo.getNetworkType().toString());
cmds.addCommand(cmd);
}
@Override
public int getTimeout() {
return -1;
}
@Override
public boolean isRecurring() {
return false;
}
@Override
public boolean processAnswers(long agentId, long seq, Answer[] answers) {
return false;
}
@Override
public boolean processCommands(long agentId, long seq, Command[] commands) {
return false;
}
@Override
public void processConnect(HostVO host, StartupCommand cmd, boolean forRebalance) throws ConnectionException {
UserContext context = UserContext.current();
context.setAccountId(1);
List routers = _routerDao.listVirtualByHostId(host.getId());
for (DomainRouterVO router : routers) {
if (router.isStopPending()) {
State state = router.getState();
if (state != State.Stopped && state != State.Destroyed) {
try {
stopRouter(router.getId(), false);
} catch (ResourceUnavailableException e) {
s_logger.warn("Fail to stop router " + router.getInstanceName(), e);
throw new ConnectionException(false, "Fail to stop router " + router.getInstanceName());
} catch (ConcurrentOperationException e) {
s_logger.warn("Fail to stop router " + router.getInstanceName(), e);
throw new ConnectionException(false, "Fail to stop router " + router.getInstanceName());
}
}
router.setStopPending(false);
router = _routerDao.persist(router);
}
}
}
@Override
public AgentControlAnswer processControlCommand(long agentId, AgentControlCommand cmd) {
return null;
}
@Override
public boolean processDisconnect(long agentId, Status state) {
return false;
}
@Override
public boolean processTimeout(long agentId, long seq) {
return false;
}
}