a8a6246dbc
* Move the current v2 extensions to /admin * This should be an evolving API, so not guaranteed to be stable * Basic admin api code ripped from Id19d6b84808b1b2ef0b1fcefdf85ffa0ccce191b Change-Id: I1737af3be4eb7cb8c965f215f9c609af49d3bea2 APIImpact: Moved admin extensions to /admin/
121 lines
4.0 KiB
Python
121 lines
4.0 KiB
Python
# Copyright 2012 Managed I.T.
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#
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# Author: Kiall Mac Innes <kiall@managedit.ie>
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from oslo_log import log as logging
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from designate import exceptions
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from designate import utils
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from designate.schema import validators
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from designate.schema import resolvers
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from designate.schema import format
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LOG = logging.getLogger(__name__)
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class Schema(object):
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def __init__(self, version, name):
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self.raw_schema = utils.load_schema(version, name)
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self.resolver = resolvers.LocalResolver.from_schema(
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version, self.raw_schema)
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if version == 'v1':
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self.validator = validators.Draft3Validator(
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self.raw_schema, resolver=self.resolver,
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format_checker=format.draft3_format_checker)
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elif version in ['v2', 'admin']:
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self.validator = validators.Draft4Validator(
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self.raw_schema, resolver=self.resolver,
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format_checker=format.draft4_format_checker)
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else:
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raise Exception('Unknown API version: %s' % version)
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@property
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def schema(self):
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return self.validator.schema
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@property
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def properties(self):
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return self.schema['properties']
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@property
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def links(self):
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return self.schema['links']
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@property
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def raw(self):
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return self.raw_schema
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def validate(self, obj):
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LOG.debug('Validating values: %r' % obj)
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errors = []
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for error in self.validator.iter_errors(obj):
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errors.append({
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'path': ".".join([str(x) for x in error.path]),
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'message': error.message,
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'validator': error.validator
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})
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if len(errors) > 0:
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LOG.debug('Errors in validation: %r' % errors)
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raise exceptions.InvalidObject("Provided object does not match "
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"schema", errors=errors)
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def filter(self, instance, properties=None):
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if not properties:
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properties = self.properties
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filtered = {}
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for name, subschema in properties.items():
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if 'type' in subschema and subschema['type'] == 'array':
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subinstance = instance.get(name, None)
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filtered[name] = self._filter_array(subinstance, subschema)
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elif 'type' in subschema and subschema['type'] == 'object':
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subinstance = instance.get(name, None)
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properties = subschema['properties']
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filtered[name] = self.filter(subinstance, properties)
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else:
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filtered[name] = instance.get(name, None)
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return filtered
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def _filter_array(self, instance, schema):
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if 'items' in schema and isinstance(schema['items'], list):
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# NOTE(kiall): We currently don't make use of this..
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raise NotImplementedError()
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elif 'items' in schema:
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schema = schema['items']
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if '$ref' in schema:
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with self.resolver.resolving(schema['$ref']) as ischema:
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schema = ischema
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properties = schema['properties']
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return [self.filter(i, properties) for i in instance]
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elif 'properties' in schema:
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schema = schema['properties']
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with self.resolver.resolving(schema['$ref']) as ischema:
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schema = ischema
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return [self.filter(i, schema) for i in instance]
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else:
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raise NotImplementedError('Can\'t filter unknown array type')
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