'Ensure an export of a volume.
Driver has nothing to do here for the volume has been exported
already by the SAN, right after it\'s creation. We will just make
sure that the volume exists on the array and issue a warning.'

def ensure_export(self, context, volume):

    try:
        self._check_volume(volume)
    except exception.VolumeNotFound:
        LOG.warning('Volume    %s    is    not    found!,    it    may    have    been    deleted.', volume['name'])
    except Exception:
        with excutils.save_and_reraise_exception():
            LOG.error('Failed    to    ensure    export    of    volume    "%s".', volume['name'])
