def instance_hook(self, input, instance, attrs):
common_instance_hook(self, input, instance, attrs)
if attrs.is_create_edit:
# Parse extra arguments to confirm their syntax is correct
parse_extra_into_dict(input.extra)
elif attrs.is_delete:
if instance.is_default:
raise BadRequest(self.cid, 'Cannot delete the default cache')
else:
input.cache_type = instance.cache_type
def instance_hook(self, input, instance, attrs):
# Common functionality first ..
common_instance_hook(self, input, instance, attrs)
# .. now, if this is an update, we need to ensure that we have
# a handle to cache_id. It will be provided on input from web-admin
# but enmasse will not have it so we need to look it up ourselfves.
if not input.get('cache_id'):
if attrs.is_edit:
with attrs._meta_session.no_autoflush:
result = attrs._meta_session.query(CacheBuiltin.cache_id).\
filter(CacheBuiltin.id==input.id).\
filter(CacheBuiltin.cluster_id==self.server.cluster_id).\
one()
instance.cache_id = result.cache_id