def resolve_by_name(func, name, *args):
"""
Helper to resolve a "name" a'la foo.com to it's ID by using REST api's
query support and filtering on name.
"""
if uuidutils.is_uuid_like(name):
return name
results = func(criterion={"name": "%s" % name}, *args)
length = len(results)
if length == 1:
return results[0]["id"]
elif length == 0:
raise exceptions.NotFound("Name %s didn't resolve" % name)
else:
msg = "Multiple matches found for %s, please use ID instead." % name
raise exceptions.NoUniqueMatch(msg)
def find_resourceid_by_name_or_id(resource_client, name_or_id):
"""Find resource id from its id or name."""
try:
# Try to return an uuid
return str(uuid.UUID(name_or_id))
except ValueError:
# Not an uuid => assume it is resource name
pass
resources = resource_client.list()
candidate_ids = [r['id'] for r in resources if r.get('name') == name_or_id]
if not candidate_ids:
raise exceptions.ResourceNotFound(
'Could not find resource with name "%s"' % name_or_id)
elif len(candidate_ids) > 1:
str_ids = ','.join(candidate_ids)
raise exceptions.NoUniqueMatch(
'Multiple resources with name "%s": %s' % (name_or_id, str_ids))
return candidate_ids[0]