def _add_qos_to_volume(self, volume, vol_name):
try:
opts = fs_utils.get_volume_params(volume, self.client)
if opts.get("qos"):
self.fs_qos.add(opts["qos"], vol_name)
except Exception:
self.client.delete_volume(vol_name=vol_name)
raise
def _check_need_changes_for_manage(self, volume, vol_name):
old_qos = {}
new_qos = {}
new_opts = fs_utils.get_volume_params(volume, self.client)
old_opts = fs_utils.get_volume_specs(self.client, vol_name)
# Not support from existence to absence or change
if old_opts.get("qos"):
if old_opts.get("qos") != new_opts.get("qos"):
msg = (_("The current volume qos is: %(old_qos)s, the manage "
"volume qos is: %(new_qos)s")
% {"old_qos": old_opts.get("qos"),
"new_qos": new_opts.get("qos")})
self._raise_exception(msg)
elif new_opts.get("qos"):
new_qos["qos"] = new_opts.get("qos")
old_qos["qos"] = {}
change_opts = {"old_opts": old_qos,
"new_opts": new_qos}
return change_opts