List<VolumeVO> allVolumes = this.volumeDao.findByPoolId(pool
.getId());
// 3. Enqueue to the work queue
for (VolumeVO volume : allVolumes) {
VMInstanceVO vmInstance = vmDao
.findById(volume.getInstanceId());
if (vmInstance == null) {
continue;
}
// enqueue sp work
if (vmInstance.getState().equals(State.Running)
|| vmInstance.getState().equals(State.Starting)
|| vmInstance.getState().equals(State.Stopping)) {
try {
StoragePoolWorkVO work = new StoragePoolWorkVO(
vmInstance.getId(), pool.getId(), false, false,
server.getId());
_storagePoolWorkDao.persist(work);
} catch (Exception e) {
if (s_logger.isDebugEnabled()) {
s_logger.debug("Work record already exists, re-using by re-setting values");
}
StoragePoolWorkVO work = _storagePoolWorkDao
.findByPoolIdAndVmId(pool.getId(),
vmInstance.getId());
work.setStartedAfterMaintenance(false);
work.setStoppedForMaintenance(false);
work.setManagementServerId(server.getId());
_storagePoolWorkDao.update(work.getId(), work);
}
}
}
// 4. Process the queue
List<StoragePoolWorkVO> pendingWork = _storagePoolWorkDao
.listPendingWorkForPrepareForMaintenanceByPoolId(pool
.getId());
for (StoragePoolWorkVO work : pendingWork) {
// shut down the running vms
VMInstanceVO vmInstance = vmDao.findById(work.getVmId());
if (vmInstance == null) {
continue;
}
// if the instance is of type consoleproxy, call the console
// proxy
if (vmInstance.getType().equals(
VirtualMachine.Type.ConsoleProxy)) {
// call the consoleproxymanager
ConsoleProxyVO consoleProxy = _consoleProxyDao
.findById(vmInstance.getId());
if (!vmMgr.advanceStop(consoleProxy, true, user, account)) {
String errorMsg = "There was an error stopping the console proxy id: "
+ vmInstance.getId()
+ " ,cannot enable storage maintenance";
s_logger.warn(errorMsg);
throw new CloudRuntimeException(errorMsg);
} else {
// update work status
work.setStoppedForMaintenance(true);
_storagePoolWorkDao.update(work.getId(), work);
}
if (restart) {
if (this.vmMgr.advanceStart(consoleProxy, null, user,
account, null) == null) {
String errorMsg = "There was an error starting the console proxy id: "
+ vmInstance.getId()
+ " on another storage pool, cannot enable primary storage maintenance";
s_logger.warn(errorMsg);
} else {
// update work status
work.setStartedAfterMaintenance(true);
_storagePoolWorkDao.update(work.getId(), work);
}
}
}
// if the instance is of type uservm, call the user vm manager
if (vmInstance.getType().equals(VirtualMachine.Type.User)) {
UserVmVO userVm = userVmDao.findById(vmInstance.getId());
if (!vmMgr.advanceStop(userVm, true, user, account)) {
String errorMsg = "There was an error stopping the user vm id: "
+ vmInstance.getId()
+ " ,cannot enable storage maintenance";
s_logger.warn(errorMsg);
throw new CloudRuntimeException(errorMsg);
} else {
// update work status
work.setStoppedForMaintenance(true);
_storagePoolWorkDao.update(work.getId(), work);
}
}
// if the instance is of type secondary storage vm, call the
// secondary storage vm manager
if (vmInstance.getType().equals(
VirtualMachine.Type.SecondaryStorageVm)) {
SecondaryStorageVmVO secStrgVm = _secStrgDao
.findById(vmInstance.getId());
if (!vmMgr.advanceStop(secStrgVm, true, user, account)) {
String errorMsg = "There was an error stopping the ssvm id: "
+ vmInstance.getId()
+ " ,cannot enable storage maintenance";
s_logger.warn(errorMsg);
throw new CloudRuntimeException(errorMsg);
} else {
// update work status
work.setStoppedForMaintenance(true);
_storagePoolWorkDao.update(work.getId(), work);
}
if (restart) {
if (vmMgr.advanceStart(secStrgVm, null, user, account, null) == null) {
String errorMsg = "There was an error starting the ssvm id: "
+ vmInstance.getId()
+ " on another storage pool, cannot enable primary storage maintenance";
s_logger.warn(errorMsg);
} else {
// update work status
work.setStartedAfterMaintenance(true);
_storagePoolWorkDao.update(work.getId(), work);
}
}
}
// if the instance is of type domain router vm, call the network
// manager
if (vmInstance.getType().equals(
VirtualMachine.Type.DomainRouter)) {
DomainRouterVO domR = _domrDao.findById(vmInstance.getId());
if (!vmMgr.advanceStop(domR, true, user, account)) {
String errorMsg = "There was an error stopping the domain router id: "
+ vmInstance.getId()
+ " ,cannot enable primary storage maintenance";
s_logger.warn(errorMsg);
throw new CloudRuntimeException(errorMsg);
} else {
// update work status
work.setStoppedForMaintenance(true);
_storagePoolWorkDao.update(work.getId(), work);
}
if (restart) {
if (vmMgr.advanceStart(domR, null, user, account, null) == null) {
String errorMsg = "There was an error starting the domain router id: "
+ vmInstance.getId()
+ " on another storage pool, cannot enable primary storage maintenance";
s_logger.warn(errorMsg);
} else {
// update work status
work.setStartedAfterMaintenance(true);