def get_common_version(self):
def _vers_tuple(ver):
return tuple([int(x) for x in ver.split(".")])
reg = base.VersionedObjectRegistry.obj_classes()
if self.vif_object_name not in reg:
raise exception.NoMatchingVIFClass(vif_name=self.vif_object_name)
gotvers = []
for regobj in reg[self.vif_object_name]:
gotvers.append(regobj.VERSION)
got = _vers_tuple(regobj.VERSION)
minwant = _vers_tuple(self.min_version)
maxwant = _vers_tuple(self.max_version)
if minwant <= got <= maxwant:
return regobj.VERSION
raise exception.NoSupportedVIFVersion(vif_name=self.vif_object_name,
got_versions=",".join(gotvers),
min_version=self.min_version,
max_version=self.max_version)
def get_vif(self, name):
for vif in self.vif_info:
if vif.vif_object_name == name:
return vif
raise exception.NoMatchingVIFClass(vif_name=name)