@Override
public void CheckAndDestroyTunnel(VirtualMachine vm) {
if (!_isEnabled) {
return;
}
List<UserVmVO> userVms = _userVmDao.listByAccountIdAndHostId(vm.getAccountId(), vm.getHostId());
if (vm.getType() == VirtualMachine.Type.User) {
if (userVms.size() > 1) {
return;
}
List<DomainRouterVO> routers =
_routerDao.findBy(vm.getAccountId(), vm.getDataCenterIdToDeployIn());
for (DomainRouterVO router : routers) {
if (router.getHostId() == vm.getHostId()) {
return;
}
}
} else if (vm.getType() == VirtualMachine.Type.DomainRouter && userVms.size() != 0) {
return;
}
try {
/* Now we are last one on host, destroy all tunnels of my account */
Command cmd = new OvsDestroyTunnelCommand(vm.getAccountId(), "[]");
Answer ans = _agentMgr.send(vm.getHostId(), cmd);
handleDestroyTunnelAnswer(ans, vm.getHostId(), 0, vm.getAccountId());
/* Then ask hosts have peer tunnel with me to destroy them */
List<OvsTunnelAccountVO> peers =
_tunnelAccountDao.listByToAccount(vm.getHostId(), vm.getAccountId());
for (OvsTunnelAccountVO p : peers) {
cmd = new OvsDestroyTunnelCommand(p.getAccount(), p.getPortName());
ans = _agentMgr.send(p.getFrom(), cmd);
handleDestroyTunnelAnswer(ans, p.getFrom(), p.getTo(), p.getAccount());
}
} catch (Exception e) {
s_logger.warn(
String.format(
"Destroy tunnel(account:%1$s, hostId:%2$s) failed",
vm.getAccountId(), vm.getHostId()),
e);
}
}
@DB
protected void CheckAndCreateTunnel(VirtualMachine instance, DeployDestination dest) {
if (!_isEnabled) {
return;
}
if (instance.getType() != VirtualMachine.Type.User
&& instance.getType() != VirtualMachine.Type.DomainRouter) {
return;
}
long hostId = dest.getHost().getId();
long accountId = instance.getAccountId();
List<UserVmVO> vms = _userVmDao.listByAccountId(accountId);
List<DomainRouterVO> routers =
_routerDao.findBy(accountId, instance.getDataCenterIdToDeployIn());
List<VMInstanceVO> ins = new ArrayList<VMInstanceVO>();
if (vms != null) {
ins.addAll(vms);
}
if (routers.size() != 0) {
ins.addAll(routers);
}
List<Pair<Long, Integer>> toHosts = new ArrayList<Pair<Long, Integer>>();
List<Pair<Long, Integer>> fromHosts = new ArrayList<Pair<Long, Integer>>();
int key;
for (VMInstanceVO v : ins) {
Long rh = v.getHostId();
if (rh == null || rh.longValue() == hostId) {
continue;
}
OvsTunnelAccountVO ta =
_tunnelAccountDao.getByFromToAccount(hostId, rh.longValue(), accountId);
if (ta == null) {
key = getGreKey(hostId, rh.longValue(), accountId);
if (key == -1) {
s_logger.warn(
String.format(
"Cannot get GRE key for from=%1$s to=%2$s accountId=%3$s, tunnel create failed",
hostId, rh.longValue(), accountId));
continue;
}
Pair<Long, Integer> p = new Pair<Long, Integer>(rh, Integer.valueOf(key));
if (!toHosts.contains(p)) {
toHosts.add(p);
}
}
ta = _tunnelAccountDao.getByFromToAccount(rh.longValue(), hostId, accountId);
if (ta == null) {
key = getGreKey(rh.longValue(), hostId, accountId);
if (key == -1) {
s_logger.warn(
String.format(
"Cannot get GRE key for from=%1$s to=%2$s accountId=%3$s, tunnel create failed",
rh.longValue(), hostId, accountId));
continue;
}
Pair<Long, Integer> p = new Pair<Long, Integer>(rh, Integer.valueOf(key));
if (!fromHosts.contains(p)) {
fromHosts.add(p);
}
}
}
try {
String myIp = dest.getHost().getPrivateIpAddress();
for (Pair<Long, Integer> i : toHosts) {
HostVO rHost = _hostDao.findById(i.first());
Commands cmds =
new Commands(
new OvsCreateTunnelCommand(
rHost.getPrivateIpAddress(),
i.second().toString(),
Long.valueOf(hostId),
i.first(),
accountId,
myIp));
s_logger.debug("Ask host " + hostId + " to create gre tunnel to " + i.first());
Answer[] answers = _agentMgr.send(hostId, cmds);
handleCreateTunnelAnswer(answers);
}
for (Pair<Long, Integer> i : fromHosts) {
HostVO rHost = _hostDao.findById(i.first());
Commands cmd2s =
new Commands(
new OvsCreateTunnelCommand(
myIp,
i.second().toString(),
i.first(),
Long.valueOf(hostId),
accountId,
rHost.getPrivateIpAddress()));
s_logger.debug("Ask host " + i.first() + " to create gre tunnel to " + hostId);
Answer[] answers = _agentMgr.send(i.first(), cmd2s);
handleCreateTunnelAnswer(answers);
}
} catch (Exception e) {
s_logger.debug("Ovs Tunnel network created tunnel failed", e);
}
}