}
}
}
VirtualMachineProfileImpl<T> vmProfile = new VirtualMachineProfileImpl<T>(vm, template, offering, account, params);
DeployDestination dest = null;
try {
dest = _dpMgr.planDeployment(vmProfile, plan, avoids);
} catch (AffinityConflictException e2) {
s_logger.warn("Unable to create deployment, affinity rules associted to the VM conflict", e2);
throw new CloudRuntimeException(
"Unable to create deployment, affinity rules associted to the VM conflict");
}
if (dest == null) {
if (planChangedByVolume) {
plan = originalPlan;
planChangedByVolume = false;
//do not enter volume reuse for next retry, since we want to look for resorces outside the volume's cluster
reuseVolume = false;
continue;
}
throw new InsufficientServerCapacityException("Unable to create a deployment for " + vmProfile,
DataCenter.class, plan.getDataCenterId(), areAffinityGroupsAssociated(vmProfile));
}
if (dest != null) {
avoids.addHost(dest.getHost().getId());
journal.record("Deployment found ", vmProfile, dest);
}
long destHostId = dest.getHost().getId();
vm.setPodId(dest.getPod().getId());
Long cluster_id = dest.getCluster().getId();
ClusterDetailsVO cluster_detail_cpu = _clusterDetailsDao.findDetail(cluster_id,"cpuOvercommitRatio");
ClusterDetailsVO cluster_detail_ram = _clusterDetailsDao.findDetail(cluster_id,"memoryOvercommitRatio");
//storing the value of overcommit in the vm_details table for doing a capacity check in case the cluster overcommit ratio is changed.
if (_uservmDetailsDao.findDetail(vm.getId(),"cpuOvercommitRatio") == null && ((Float.parseFloat(cluster_detail_cpu.getValue()) > 1f || Float.parseFloat(cluster_detail_ram.getValue()) > 1f)) ){
UserVmDetailVO vmDetail_cpu = new UserVmDetailVO(vm.getId(), "cpuOvercommitRatio", cluster_detail_cpu.getValue());
UserVmDetailVO vmDetail_ram = new UserVmDetailVO(vm.getId(), "memoryOvercommitRatio", cluster_detail_ram.getValue());
_uservmDetailsDao.persist(vmDetail_cpu);
_uservmDetailsDao.persist(vmDetail_ram);
}
else if (_uservmDetailsDao.findDetail(vm.getId(),"cpuOvercommitRatio") != null) {
UserVmDetailVO vmDetail_cpu = _uservmDetailsDao.findDetail(vm.getId(), "cpuOvercommitRatio");
vmDetail_cpu.setValue(cluster_detail_cpu.getValue());
UserVmDetailVO vmDetail_ram = _uservmDetailsDao.findDetail(vm.getId(), "memoryOvercommitRatio");
vmDetail_ram.setValue(cluster_detail_ram.getValue());
_uservmDetailsDao.update(vmDetail_cpu.getId(), vmDetail_cpu);
_uservmDetailsDao.update(vmDetail_ram.getId(), vmDetail_ram);
}
vmProfile.setCpuOvercommitRatio(Float.parseFloat(cluster_detail_cpu.getValue()));
vmProfile.setMemoryOvercommitRatio(Float.parseFloat(cluster_detail_ram.getValue()));
StartAnswer startAnswer = null;
try {
if (!changeState(vm, Event.OperationRetry, destHostId, work, Step.Prepare)) {
throw new ConcurrentOperationException("Unable to update the state of the Virtual Machine");
}
} catch (NoTransitionException e1) {
throw new ConcurrentOperationException(e1.getMessage());
}
try {
if (s_logger.isDebugEnabled()) {
s_logger.debug("VM is being created in podId: " + vm.getPodIdToDeployIn());
}
_networkMgr.prepare(vmProfile, dest, ctx);
if (vm.getHypervisorType() != HypervisorType.BareMetal) {
volumeMgr.prepare(vmProfile, dest);
}
//since StorageMgr succeeded in volume creation, reuse Volume for further tries until current cluster has capacity
if(!reuseVolume){
reuseVolume = true;
}
Commands cmds = null;
vmGuru.finalizeVirtualMachineProfile(vmProfile, dest, ctx);
VirtualMachineTO vmTO = hvGuru.implement(vmProfile);
cmds = new Commands(OnError.Stop);
StartCommand strtcmd = new StartCommand(vmTO, dest.getHost(), _mgmtServer.getExecuteInSequence());
cmds.addCommand(strtcmd);
vmGuru.finalizeDeployment(cmds, vmProfile, dest, ctx);
work = _workDao.findById(work.getId());
if (work == null || work.getStep() != Step.Prepare) {
throw new ConcurrentOperationException("Work steps have been changed: " + work);
}
_workDao.updateStep(work, Step.Starting);
_agentMgr.send(destHostId, cmds);
_workDao.updateStep(work, Step.Started);
startAnswer = cmds.getAnswer(StartAnswer.class);
if (startAnswer != null && startAnswer.getResult()) {
String host_guid = startAnswer.getHost_guid();
if( host_guid != null ) {
HostVO finalHost = _resourceMgr.findHostByGuid(host_guid);
if (finalHost == null ) {
throw new CloudRuntimeException("Host Guid " + host_guid + " doesn't exist in DB, something wrong here");
}
destHostId = finalHost.getId();
}
if (vmGuru.finalizeStart(vmProfile, destHostId, cmds, ctx)) {
syncDiskChainChange(startAnswer);
if (!changeState(vm, Event.OperationSucceeded, destHostId, work, Step.Done)) {
throw new ConcurrentOperationException("Unable to transition to a new state.");
}
startedVm = vm;
if (s_logger.isDebugEnabled()) {
s_logger.debug("Start completed for VM " + vm);
}
return startedVm;
} else {
if (s_logger.isDebugEnabled()) {
s_logger.info("The guru did not like the answers so stopping " + vm);
}
StopCommand cmd = new StopCommand(vm, _mgmtServer.getExecuteInSequence());
StopAnswer answer = (StopAnswer) _agentMgr.easySend(destHostId, cmd);
if (answer == null || !answer.getResult()) {
s_logger.warn("Unable to stop " + vm + " due to " + (answer != null ? answer.getDetails() : "no answers"));
_haMgr.scheduleStop(vm, destHostId, WorkType.ForceStop);
throw new ExecutionException("Unable to stop " + vm + " so we are unable to retry the start operation");
}
throw new ExecutionException("Unable to start " + vm + " due to error in finalizeStart, not retrying");
}
}
s_logger.info("Unable to start VM on " + dest.getHost() + " due to " + (startAnswer == null ? " no start answer" : startAnswer.getDetails()));
} catch (OperationTimedoutException e) {
s_logger.debug("Unable to send the start command to host " + dest.getHost());
if (e.isActive()) {
_haMgr.scheduleStop(vm, destHostId, WorkType.CheckStop);
}
canRetry = false;
throw new AgentUnavailableException("Unable to start " + vm.getHostName(), destHostId, e);