55 lines
1.6 KiB
Python
55 lines
1.6 KiB
Python
# Copyright 2014 IBM Corp.
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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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"""ID Generator provider interface."""
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import abc
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import six
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from keystone.common import manager
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import keystone.conf
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from keystone import exception
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CONF = keystone.conf.CONF
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class Manager(manager.Manager):
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"""Default pivot point for the identifier generator backend."""
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driver_namespace = 'keystone.identity.id_generator'
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_provides_api = 'id_generator_api'
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def __init__(self):
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super(Manager, self).__init__(CONF.identity_mapping.generator)
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@six.add_metaclass(abc.ABCMeta)
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class IDGenerator(object):
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"""Interface description for an ID Generator provider."""
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@abc.abstractmethod
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def generate_public_ID(self, mapping):
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"""Return a Public ID for the given mapping dict.
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:param dict mapping: The items to be hashed.
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The ID must be reproducible and no more than 64 chars in length.
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The ID generated should be independent of the order of the items
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in the mapping dict.
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"""
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raise exception.NotImplemented() # pragma: no cover
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