protected DomainRouterVO waitRouter(final DomainRouterVO router) {
DomainRouterVO vm = _routerDao.findById(router.getId());
if (s_logger.isDebugEnabled()) {
s_logger.debug("Router " + router.getInstanceName() + " is not fully up yet, we will wait");
}
while (vm.getState() == State.Starting) {
try {
Thread.sleep(1000);
} catch (final InterruptedException e) {
}
// reload to get the latest state info
vm = _routerDao.findById(router.getId());
}
if (vm.getState() == State.Running) {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Router " + router.getInstanceName() + " is now fully up");
}
return router;
}
s_logger.warn(
"Router " + router.getInstanceName() + " failed to start. current state: " + vm.getState());
return null;
}
protected boolean shutdownRouterVM(DomainRouterVO router) {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Try to shutdown router VM " + router.getInstanceName() + " directly.");
}
Pair<Boolean, String> result;
try {
result =
SshHelper.sshExecute(
router.getPrivateIpAddress(),
DEFAULT_DOMR_SSHPORT,
"root",
getSystemVMKeyFile(),
null,
"poweroff -f");
if (!result.first()) {
s_logger.debug("Unable to shutdown " + router.getInstanceName() + " directly");
return false;
}
} catch (Throwable e) {
s_logger.warn("Unable to shutdown router " + router.getInstanceName() + " directly.");
return false;
}
if (s_logger.isDebugEnabled()) {
s_logger.debug("Shutdown router " + router.getInstanceName() + " successful.");
}
return true;
}
@Override
public boolean processDisconnect(long agentId, Status state) {
UserContext context = UserContext.current();
context.setAccountId(1);
/* Stopped VMware Host's virtual routers */
HostVO host = _hostDao.findById(agentId);
if (host.getHypervisorType() != HypervisorType.VMware) {
return true;
}
List<DomainRouterVO> routers = _routerDao.listByHostId(agentId);
for (DomainRouterVO router : routers) {
try {
State oldState = router.getState();
_routerMgr.stopRouter(router.getId(), true);
// In case only vCenter is disconnected, we want to shut down router directly
if (oldState == State.Running) {
shutdownRouterVM(router);
}
} catch (ResourceUnavailableException e) {
s_logger.warn(
"Fail to stop router " + router.getInstanceName() + " when host disconnected!", e);
} catch (ConcurrentOperationException e) {
s_logger.warn(
"Fail to stop router " + router.getInstanceName() + " when host disconnected!", e);
}
}
return true;
}
@Override
public void handleSingleWorkingRedundantRouter(
final List<? extends VirtualRouter> connectedRouters,
final List<? extends VirtualRouter> disconnectedRouters,
final String reason)
throws ResourceUnavailableException {
if (connectedRouters.isEmpty() || disconnectedRouters.isEmpty()) {
return;
}
for (final VirtualRouter virtualRouter : connectedRouters) {
if (!virtualRouter.getIsRedundantRouter()) {
throw new ResourceUnavailableException(
"Who is calling this with non-redundant router or non-domain router?",
DataCenter.class,
virtualRouter.getDataCenterId());
}
}
for (final VirtualRouter virtualRouter : disconnectedRouters) {
if (!virtualRouter.getIsRedundantRouter()) {
throw new ResourceUnavailableException(
"Who is calling this with non-redundant router or non-domain router?",
DataCenter.class,
virtualRouter.getDataCenterId());
}
}
final 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);
}
final String title =
"Virtual router "
+ disconnectedRouter.getInstanceName()
+ " would be stopped after connecting back, due to "
+ reason;
final String context =
"Virtual router (name: "
+ disconnectedRouter.getInstanceName()
+ ", id: "
+ disconnectedRouter.getId()
+ ") would be stopped after connecting back, due to: "
+ reason;
_alertMgr.sendAlert(
AlertManager.AlertType.ALERT_TYPE_DOMAIN_ROUTER,
disconnectedRouter.getDataCenterId(),
disconnectedRouter.getPodIdToDeployIn(),
title,
context);
disconnectedRouter.setStopPending(true);
disconnectedRouter = _routerDao.persist(disconnectedRouter);
}
private void createApplyLoadBalancingRulesCommands(
List<LoadBalancingRule> rules, DomainRouterVO elbVm, Commands cmds, long guestNetworkId) {
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 elbIp = _networkModel.getIp(rule.getSourceIpAddressId()).getAddress().addr();
int srcPort = rule.getSourcePortStart();
String uuid = rule.getUuid();
List<LbDestination> destinations = rule.getDestinations();
LoadBalancerTO lb =
new LoadBalancerTO(
uuid, elbIp, srcPort, protocol, algorithm, revoked, false, false, destinations);
lbs[i++] = lb;
}
LoadBalancerConfigCommand cmd =
new LoadBalancerConfigCommand(
lbs,
elbVm.getPublicIpAddress(),
_nicDao.getIpAddress(guestNetworkId, elbVm.getId()),
elbVm.getPrivateIpAddress(),
null,
null);
cmd.setAccessDetail(NetworkElementCommand.ROUTER_IP, elbVm.getPrivateIpAddress());
cmd.setAccessDetail(NetworkElementCommand.ROUTER_NAME, elbVm.getInstanceName());
// FIXME: why are we setting attributes directly? Ick!! There should be accessors and
// the constructor should set defaults.
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());
cmds.addCommand(cmd);
}
@Override
public DomainRouterVO startVirtualRouter(
final DomainRouterVO router,
final User user,
final Account caller,
final Map<Param, Object> params)
throws StorageUnavailableException, InsufficientCapacityException,
ConcurrentOperationException, ResourceUnavailableException {
if (router.getRole() != Role.VIRTUAL_ROUTER || !router.getIsRedundantRouter()) {
return start(router, user, caller, params, null);
}
if (router.getState() == State.Running) {
s_logger.debug("Redundant router " + router.getInstanceName() + " is already running!");
return router;
}
//
// If another thread has already requested a VR start, there is a
// transition period for VR to transit from
// Starting to Running, there exist a race conditioning window here
// We will wait until VR is up or fail
if (router.getState() == State.Starting) {
return waitRouter(router);
}
final DataCenterDeployment plan = new DataCenterDeployment(0, null, null, null, null, null);
DomainRouterVO result = null;
assert router.getIsRedundantRouter();
final List<Long> networkIds = _routerDao.getRouterNetworks(router.getId());
DomainRouterVO routerToBeAvoid = null;
if (networkIds.size() != 0) {
final List<DomainRouterVO> routerList = _routerDao.findByNetwork(networkIds.get(0));
for (final 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()
+ ")",
DataCenter.class,
rrouter.getDataCenterId());
}
routerToBeAvoid = rrouter;
}
}
}
if (routerToBeAvoid == null) {
return start(router, user, caller, params, null);
}
// We would try best to deploy the router to another place
final int retryIndex = 5;
final 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();
final List<VolumeVO> volumes =
_volumeDao.findByInstanceAndType(routerToBeAvoid.getId(), Volume.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 = start(router, user, caller, params, plan);
} catch (final InsufficientServerCapacityException ex) {
result = null;
}
if (result != null) {
break;
}
}
return result;
}
@Override
public boolean finalizeCommandsOnStart(final Commands cmds, final VirtualMachineProfile profile) {
final DomainRouterVO domainRouterVO = _routerDao.findById(profile.getId());
final boolean isVpc = domainRouterVO.getVpcId() != null;
if (!isVpc) {
return super.finalizeCommandsOnStart(cmds, profile);
}
if (domainRouterVO.getState() == State.Starting || domainRouterVO.getState() == State.Running) {
// 1) FORM SSH CHECK COMMAND
final NicProfile controlNic = getControlNic(profile);
if (controlNic == null) {
s_logger.error("Control network doesn't exist for the router " + domainRouterVO);
return false;
}
finalizeSshAndVersionAndNetworkUsageOnStart(cmds, profile, domainRouterVO, controlNic);
// 2) FORM PLUG NIC COMMANDS
final List<Pair<Nic, Network>> guestNics = new ArrayList<Pair<Nic, Network>>();
final List<Pair<Nic, Network>> publicNics = new ArrayList<Pair<Nic, Network>>();
final Map<String, String> vlanMacAddress = new HashMap<String, String>();
final List<? extends Nic> routerNics = _nicDao.listByVmId(profile.getId());
for (final Nic routerNic : routerNics) {
final Network network = _networkModel.getNetwork(routerNic.getNetworkId());
if (network.getTrafficType() == TrafficType.Guest) {
final Pair<Nic, Network> guestNic = new Pair<Nic, Network>(routerNic, network);
guestNics.add(guestNic);
} else if (network.getTrafficType() == TrafficType.Public) {
final Pair<Nic, Network> publicNic = new Pair<Nic, Network>(routerNic, network);
publicNics.add(publicNic);
final String vlanTag = BroadcastDomainType.getValue(routerNic.getBroadcastUri());
vlanMacAddress.put(vlanTag, routerNic.getMacAddress());
}
}
final List<Command> usageCmds = new ArrayList<Command>();
// 3) PREPARE PLUG NIC COMMANDS
try {
// add VPC router to public networks
final List<PublicIp> sourceNat = new ArrayList<PublicIp>(1);
for (final Pair<Nic, Network> nicNtwk : publicNics) {
final Nic publicNic = nicNtwk.first();
final Network publicNtwk = nicNtwk.second();
final IPAddressVO userIp =
_ipAddressDao.findByIpAndSourceNetworkId(
publicNtwk.getId(), publicNic.getIPv4Address());
if (userIp.isSourceNat()) {
final PublicIp publicIp =
PublicIp.createFromAddrAndVlan(userIp, _vlanDao.findById(userIp.getVlanId()));
sourceNat.add(publicIp);
if (domainRouterVO.getPublicIpAddress() == null) {
final DomainRouterVO routerVO = _routerDao.findById(domainRouterVO.getId());
routerVO.setPublicIpAddress(publicNic.getIPv4Address());
routerVO.setPublicNetmask(publicNic.getIPv4Netmask());
routerVO.setPublicMacAddress(publicNic.getMacAddress());
_routerDao.update(routerVO.getId(), routerVO);
}
}
final PlugNicCommand plugNicCmd =
new PlugNicCommand(
_nwHelper.getNicTO(
domainRouterVO,
publicNic.getNetworkId(),
publicNic.getBroadcastUri().toString()),
domainRouterVO.getInstanceName(),
domainRouterVO.getType());
cmds.addCommand(plugNicCmd);
final VpcVO vpc = _vpcDao.findById(domainRouterVO.getVpcId());
final NetworkUsageCommand netUsageCmd =
new NetworkUsageCommand(
domainRouterVO.getPrivateIpAddress(),
domainRouterVO.getInstanceName(),
true,
publicNic.getIPv4Address(),
vpc.getCidr());
usageCmds.add(netUsageCmd);
UserStatisticsVO stats =
_userStatsDao.findBy(
domainRouterVO.getAccountId(),
domainRouterVO.getDataCenterId(),
publicNtwk.getId(),
publicNic.getIPv4Address(),
domainRouterVO.getId(),
domainRouterVO.getType().toString());
if (stats == null) {
stats =
new UserStatisticsVO(
domainRouterVO.getAccountId(),
domainRouterVO.getDataCenterId(),
publicNic.getIPv4Address(),
domainRouterVO.getId(),
domainRouterVO.getType().toString(),
publicNtwk.getId());
_userStatsDao.persist(stats);
}
}
// create ip assoc for source nat
if (!sourceNat.isEmpty()) {
_commandSetupHelper.createVpcAssociatePublicIPCommands(
domainRouterVO, sourceNat, cmds, vlanMacAddress);
}
// add VPC router to guest networks
for (final Pair<Nic, Network> nicNtwk : guestNics) {
final Nic guestNic = nicNtwk.first();
// plug guest nic
final PlugNicCommand plugNicCmd =
new PlugNicCommand(
_nwHelper.getNicTO(domainRouterVO, guestNic.getNetworkId(), null),
domainRouterVO.getInstanceName(),
domainRouterVO.getType());
cmds.addCommand(plugNicCmd);
if (!_networkModel.isPrivateGateway(guestNic.getNetworkId())) {
// set guest network
final VirtualMachine vm = _vmDao.findById(domainRouterVO.getId());
final NicProfile nicProfile =
_networkModel.getNicProfile(vm, guestNic.getNetworkId(), null);
final SetupGuestNetworkCommand setupCmd =
_commandSetupHelper.createSetupGuestNetworkCommand(
domainRouterVO, true, nicProfile);
cmds.addCommand(setupCmd);
} else {
// set private network
final PrivateIpVO ipVO =
_privateIpDao.findByIpAndSourceNetworkId(
guestNic.getNetworkId(), guestNic.getIPv4Address());
final Network network = _networkDao.findById(guestNic.getNetworkId());
BroadcastDomainType.getValue(network.getBroadcastUri());
final String netmask = NetUtils.getCidrNetmask(network.getCidr());
final PrivateIpAddress ip =
new PrivateIpAddress(
ipVO,
network.getBroadcastUri().toString(),
network.getGateway(),
netmask,
guestNic.getMacAddress());
final List<PrivateIpAddress> privateIps = new ArrayList<PrivateIpAddress>(1);
privateIps.add(ip);
_commandSetupHelper.createVpcAssociatePrivateIPCommands(
domainRouterVO, privateIps, cmds, true);
final Long privateGwAclId =
_vpcGatewayDao.getNetworkAclIdForPrivateIp(
ipVO.getVpcId(), ipVO.getNetworkId(), ipVO.getIpAddress());
if (privateGwAclId != null) {
// set network acl on private gateway
final List<NetworkACLItemVO> networkACLs =
_networkACLItemDao.listByACL(privateGwAclId);
s_logger.debug(
"Found "
+ networkACLs.size()
+ " network ACLs to apply as a part of VPC VR "
+ domainRouterVO
+ " start for private gateway ip = "
+ ipVO.getIpAddress());
_commandSetupHelper.createNetworkACLsCommands(
networkACLs, domainRouterVO, cmds, ipVO.getNetworkId(), true);
}
}
}
} catch (final Exception ex) {
s_logger.warn(
"Failed to add router " + domainRouterVO + " to network due to exception ", ex);
return false;
}
// 4) RE-APPLY ALL STATIC ROUTE RULES
final List<? extends StaticRoute> routes =
_staticRouteDao.listByVpcId(domainRouterVO.getVpcId());
final List<StaticRouteProfile> staticRouteProfiles =
new ArrayList<StaticRouteProfile>(routes.size());
final Map<Long, VpcGateway> gatewayMap = new HashMap<Long, VpcGateway>();
for (final StaticRoute route : routes) {
VpcGateway gateway = gatewayMap.get(route.getVpcGatewayId());
if (gateway == null) {
gateway = _entityMgr.findById(VpcGateway.class, route.getVpcGatewayId());
gatewayMap.put(gateway.getId(), gateway);
}
staticRouteProfiles.add(new StaticRouteProfile(route, gateway));
}
s_logger.debug(
"Found "
+ staticRouteProfiles.size()
+ " static routes to apply as a part of vpc route "
+ domainRouterVO
+ " start");
if (!staticRouteProfiles.isEmpty()) {
_commandSetupHelper.createStaticRouteCommands(staticRouteProfiles, domainRouterVO, cmds);
}
// 5) RE-APPLY ALL REMOTE ACCESS VPNs
final RemoteAccessVpnVO vpn =
_vpnDao.findByAccountAndVpc(domainRouterVO.getAccountId(), domainRouterVO.getVpcId());
if (vpn != null) {
_commandSetupHelper.createApplyVpnCommands(true, vpn, domainRouterVO, cmds);
}
// 6) REPROGRAM GUEST NETWORK
boolean reprogramGuestNtwks = true;
if (profile.getParameter(Param.ReProgramGuestNetworks) != null
&& (Boolean) profile.getParameter(Param.ReProgramGuestNetworks) == false) {
reprogramGuestNtwks = false;
}
final VirtualRouterProvider vrProvider =
_vrProviderDao.findById(domainRouterVO.getElementId());
if (vrProvider == null) {
throw new CloudRuntimeException(
"Cannot find related virtual router provider of router: "
+ domainRouterVO.getHostName());
}
final Provider provider = Network.Provider.getProvider(vrProvider.getType().toString());
if (provider == null) {
throw new CloudRuntimeException(
"Cannot find related provider of virtual router provider: "
+ vrProvider.getType().toString());
}
for (final Pair<Nic, Network> nicNtwk : guestNics) {
final Nic guestNic = nicNtwk.first();
final AggregationControlCommand startCmd =
new AggregationControlCommand(
Action.Start,
domainRouterVO.getInstanceName(),
controlNic.getIPv4Address(),
_routerControlHelper.getRouterIpInNetwork(
guestNic.getNetworkId(), domainRouterVO.getId()));
cmds.addCommand(startCmd);
if (reprogramGuestNtwks) {
finalizeIpAssocForNetwork(
cmds, domainRouterVO, provider, guestNic.getNetworkId(), vlanMacAddress);
finalizeNetworkRulesForNetwork(cmds, domainRouterVO, provider, guestNic.getNetworkId());
}
finalizeUserDataAndDhcpOnStart(cmds, domainRouterVO, provider, guestNic.getNetworkId());
final AggregationControlCommand finishCmd =
new AggregationControlCommand(
Action.Finish,
domainRouterVO.getInstanceName(),
controlNic.getIPv4Address(),
_routerControlHelper.getRouterIpInNetwork(
guestNic.getNetworkId(), domainRouterVO.getId()));
cmds.addCommand(finishCmd);
}
// Add network usage commands
cmds.addCommands(usageCmds);
}
return true;
}
