}
private Pair<VolumeVO, DataStore> recreateVolume(VolumeVO vol, VirtualMachineProfile vm, DeployDestination dest) throws StorageUnavailableException {
VolumeVO newVol;
boolean recreate = RecreatableSystemVmEnabled.value();
DataStore destPool = null;
if (recreate && (dest.getStorageForDisks() == null || dest.getStorageForDisks().get(vol) == null)) {
destPool = dataStoreMgr.getDataStore(vol.getPoolId(), DataStoreRole.Primary);
s_logger.debug("existing pool: " + destPool.getId());
} else {
StoragePool pool = dest.getStorageForDisks().get(vol);
destPool = dataStoreMgr.getDataStore(pool.getId(), DataStoreRole.Primary);
}
if (vol.getState() == Volume.State.Allocated || vol.getState() == Volume.State.Creating) {
newVol = vol;
} else {
newVol = switchVolume(vol, vm);
// update the volume->PrimaryDataStoreVO map since volumeId has
// changed
if (dest.getStorageForDisks() != null && dest.getStorageForDisks().containsKey(vol)) {
StoragePool poolWithOldVol = dest.getStorageForDisks().get(vol);
dest.getStorageForDisks().put(newVol, poolWithOldVol);
dest.getStorageForDisks().remove(vol);
}
if (s_logger.isDebugEnabled()) {
s_logger.debug("Created new volume " + newVol + " for old volume " + vol);
}
}
VolumeInfo volume = volFactory.getVolume(newVol.getId(), destPool);
Long templateId = newVol.getTemplateId();
for (int i = 0; i < 2; i++) {
// retry one more time in case of template reload is required for Vmware case
AsyncCallFuture<VolumeApiResult> future = null;
if (templateId == null) {
DiskOffering diskOffering = _entityMgr.findById(DiskOffering.class, volume.getDiskOfferingId());
HypervisorType hyperType = vm.getVirtualMachine().getHypervisorType();
// update the volume's hypervisor_ss_reserve from its disk offering (used for managed storage)
updateHypervisorSnapshotReserveForVolume(diskOffering, volume, hyperType);
volume = volFactory.getVolume(newVol.getId(), destPool);
future = volService.createVolumeAsync(volume, destPool);
} else {
TemplateInfo templ = tmplFactory.getReadyTemplateOnImageStore(templateId, dest.getDataCenter().getId());
if (templ == null) {
s_logger.debug("can't find ready template: " + templateId + " for data center " + dest.getDataCenter().getId());
throw new CloudRuntimeException("can't find ready template: " + templateId + " for data center " + dest.getDataCenter().getId());
}
future = volService.createVolumeFromTemplateAsync(volume, destPool.getId(), templ);
}
VolumeApiResult result = null;
try {
result = future.get();
if (result.isFailed()) {
if (result.getResult().contains("request template reload") && (i == 0)) {
s_logger.debug("Retry template re-deploy for vmware");
continue;
}
else {
s_logger.debug("Unable to create " + newVol + ":" + result.getResult());
throw new StorageUnavailableException("Unable to create " + newVol + ":" + result.getResult(), destPool.getId());
}
}
StoragePoolVO storagePool = _storagePoolDao.findById(destPool.getId());
if (newVol.getVolumeType() == Type.DATADISK && storagePool.isManaged()) {
long hostId = vm.getVirtualMachine().getHostId();
Host host = _hostDao.findById(hostId);
volService.connectVolumeToHost(volFactory.getVolume(newVol.getId()), host, destPool);
}
newVol = _volsDao.findById(newVol.getId());
break; //break out of template-redeploy retry loop
} catch (InterruptedException e) {
s_logger.error("Unable to create " + newVol, e);
throw new StorageUnavailableException("Unable to create " + newVol + ":" + e.toString(), destPool.getId());
} catch (ExecutionException e) {
s_logger.error("Unable to create " + newVol, e);
throw new StorageUnavailableException("Unable to create " + newVol + ":" + e.toString(), destPool.getId());
}
}
return new Pair<VolumeVO, DataStore>(newVol, destPool);
}