def delete_pair_based_on_svol(self, pvol, svol_info):
"""Disconnect all volume pairs to which the specified S-VOL belongs."""
# If the pair status does not satisfy the execution condition,
if not (svol_info['is_psus'] or
_STATUS_TABLE.get(svol_info['status']) == SMPP):
msg = utils.output_log(
MSG.UNABLE_TO_DELETE_PAIR, pvol=pvol, svol=svol_info['ldev'])
raise utils.HBSDBusy(msg)
self._delete_pair_from_storage(pvol, svol_info['ldev'])
def delete_pair(self, ldev):
"""Disconnect all volume pairs to which the specified LDEV belongs."""
pair_info = self.get_pair_info(ldev)
if not pair_info:
return
if pair_info['pvol'] == ldev:
utils.output_log(MSG.UNABLE_TO_DELETE_PAIR, pvol=pair_info['pvol'])
raise utils.HBSDBusy()
else:
self.delete_pair_based_on_svol(pair_info['pvol'],
pair_info['svol_info'][0])