@Override
public boolean prepareCreateTemplate(Long pxeServerId, UserVm vm, String templateUrl) {
List<NicVO> nics = _nicDao.listByVmId(vm.getId());
if (nics.size() != 1) {
throw new CloudRuntimeException("Wrong nic number " + nics.size() + " of vm " + vm.getId());
}
/* use last host id when VM stopped */
Long hostId = (vm.getHostId() == null ? vm.getLastHostId() : vm.getHostId());
HostVO host = _hostDao.findById(hostId);
DataCenterVO dc = _dcDao.findById(host.getDataCenterId());
NicVO nic = nics.get(0);
String mask = nic.getNetmask();
String mac = nic.getMacAddress();
String ip = nic.getIp4Address();
String gateway = nic.getGateway();
String dns = dc.getDns1();
if (dns == null) {
dns = dc.getDns2();
}
try {
prepareCreateTemplateCommand cmd =
new prepareCreateTemplateCommand(ip, mac, mask, gateway, dns, templateUrl);
Answer ans = _agentMgr.send(pxeServerId, cmd);
return ans.getResult();
} catch (Exception e) {
s_logger.debug("Prepare for creating baremetal template failed", e);
return false;
}
}
@DB
public void work() {
if (s_logger.isTraceEnabled()) {
s_logger.trace("Checking the database");
}
final SecurityGroupWorkVO work = _workDao.take(_serverId);
if (work == null) {
if (s_logger.isTraceEnabled()) {
s_logger.trace("Security Group work: no work found");
}
return;
}
Long userVmId = work.getInstanceId();
if (work.getStep() == Step.Done) {
if (s_logger.isDebugEnabled()) {
s_logger.debug(
"Security Group work: found a job in done state, rescheduling for vm: " + userVmId);
}
ArrayList<Long> affectedVms = new ArrayList<Long>();
affectedVms.add(userVmId);
scheduleRulesetUpdateToHosts(affectedVms, false, _timeBetweenCleanups * 1000l);
return;
}
UserVm vm = null;
Long seqnum = null;
s_logger.debug("Working on " + work);
final Transaction txn = Transaction.currentTxn();
txn.start();
boolean locked = false;
try {
vm = _userVMDao.acquireInLockTable(work.getInstanceId());
if (vm == null) {
vm = _userVMDao.findById(work.getInstanceId());
if (vm == null) {
s_logger.info("VM " + work.getInstanceId() + " is removed");
locked = true;
return;
}
s_logger.warn("Unable to acquire lock on vm id=" + userVmId);
return;
}
locked = true;
Long agentId = null;
VmRulesetLogVO log = _rulesetLogDao.findByVmId(userVmId);
if (log == null) {
s_logger.warn("Cannot find log record for vm id=" + userVmId);
return;
}
seqnum = log.getLogsequence();
if (vm != null && vm.getState() == State.Running) {
Map<PortAndProto, Set<String>> rules = generateRulesForVM(userVmId);
agentId = vm.getHostId();
if (agentId != null) {
SecurityIngressRulesCmd cmd =
generateRulesetCmd(
vm.getInstanceName(),
vm.getPrivateIpAddress(),
vm.getPrivateMacAddress(),
vm.getId(),
generateRulesetSignature(rules),
seqnum,
rules);
Commands cmds = new Commands(cmd);
try {
_agentMgr.send(agentId, cmds, _answerListener);
} catch (AgentUnavailableException e) {
s_logger.debug(
"Unable to send updates for vm: " + userVmId + "(agentid=" + agentId + ")");
_workDao.updateStep(work.getInstanceId(), seqnum, Step.Done);
}
}
}
} finally {
if (locked) {
_userVMDao.releaseFromLockTable(userVmId);
_workDao.updateStep(work.getId(), Step.Done);
}
txn.commit();
}
}