designate/designate/schema/_validators.py

80 lines
2.7 KiB
Python

# Copyright 2013 Hewlett-Packard Development Company, L.P.
#
# Author: Kiall Mac Innes <kiall@hpe.com>
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import datetime
import jsonschema
from jsonschema import _utils
def type_draft3(validator, types, instance, schema):
types = _utils.ensure_list(types)
# NOTE(kiall): A datetime object is not a string, but is still valid.
if ('format' in schema and schema['format'] == 'date-time' and
isinstance(instance, datetime.datetime)):
return
all_errors = []
for index, type in enumerate(types):
if type == "any":
return
if validator.is_type(type, "object"):
errors = list(validator.descend(instance, type, schema_path=index))
if not errors:
return
all_errors.extend(errors)
else:
if validator.is_type(instance, type):
return
else:
yield jsonschema.ValidationError(
_utils.types_msg(instance, types), context=all_errors,
)
def oneOf_draft3(validator, oneOf, instance, schema):
# Backported from Draft4 to Draft3
subschemas = iter(oneOf)
first_valid = next(
(s for s in subschemas if validator.is_valid(instance, s)), None,
)
if first_valid is None:
yield jsonschema.ValidationError(
"%r is not valid under any of the given schemas." % (instance,)
)
else:
more_valid = [s for s in subschemas
if validator.is_valid(instance, s)]
if more_valid:
more_valid.append(first_valid)
reprs = ", ".join(repr(schema) for schema in more_valid)
yield jsonschema.ValidationError(
"%r is valid under each of %s" % (instance, reprs)
)
def type_draft4(validator, types, instance, schema):
types = _utils.ensure_list(types)
# NOTE(kiall): A datetime object is not a string, but is still valid.
if ('format' in schema and schema['format'] == 'date-time' and
isinstance(instance, datetime.datetime)):
return
if not any(validator.is_type(instance, type) for type in types):
yield jsonschema.ValidationError(_utils.types_msg(instance, types))