device_number = VolumeHelper.mountpoint_to_number(mountpoint) try: vbd_ref = VMHelper.find_vbd_by_number(self._session, vm_ref, device_number) except StorageError, exc: LOG.exception(exc) raise Exception(_('Unable to locate volume %s') % mountpoint) try: sr_ref = VolumeHelper.find_sr_from_vbd(self._session, vbd_ref) VMHelper.unplug_vbd(self._session, vbd_ref) except StorageError, exc: LOG.exception(exc) raise Exception(_('Unable to detach volume %s') % mountpoint) try: VMHelper.destroy_vbd(self._session, vbd_ref) except StorageError, exc: LOG.exception(exc) raise Exception(_('Unable to destroy vbd %s') % mountpoint) # Forget SR only if no other volumes on this host are using it try: VolumeHelper.purge_sr(self._session, sr_ref) except StorageError, exc: LOG.exception(exc) raise Exception(_('Error purging SR %s') % sr_ref) LOG.info(_('Mountpoint %(mountpoint)s detached from' ' instance %(instance_name)s') % locals())
device_number = VolumeHelper.mountpoint_to_number(mountpoint) try: vbd_ref = VMHelper.find_vbd_by_number(self._session, vm_ref, device_number) except StorageError, exc: LOG.exception(exc) raise Exception(_('Unable to locate volume %s') % mountpoint) try: sr_ref = VolumeHelper.find_sr_from_vbd(self._session, vbd_ref) VMHelper.unplug_vbd(self._session, vbd_ref) except StorageError, exc: LOG.exception(exc) raise Exception(_('Unable to detach volume %s') % mountpoint) try: VMHelper.destroy_vbd(self._session, vbd_ref) except StorageError, exc: LOG.exception(exc) raise Exception(_('Unable to destroy vbd %s') % mountpoint) # Forget SR only if no other volumes on this host are using it try: VolumeHelper.purge_sr(self._session, sr_ref) except StorageError, exc: LOG.exception(exc) raise Exception(_('Error purging SR %s') % sr_ref) LOG.info( _('Mountpoint %(mountpoint)s detached from' ' instance %(instance_name)s') % locals())