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OpenStack Study: models.py

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# Copyright (C) 2011 OpenStack Foundation

#

# 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.

"""Base model for keystone internal services

Unless marked otherwise, all fields are strings.

"""

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class Model(dict):

"""Base model class."""

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    def __hash__(self):

        return self['id'].__hash__()

    @property

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    def known_keys(cls):

        return cls.required_keys + cls.optional_keys

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class Token(Model):

"""Token object.

Required keys:

id

expires (datetime)

Optional keys:

user

tenant

metadata

trust_id

"""

required_keys = ('id', 'expires')

optional_keys = ('extra',)

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class Service(Model):

"""Service object.

Required keys:

id

type

name

Optional keys:

"""

required_keys = ('id', 'type', 'name')

optional_keys = tuple()

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class Endpoint(Model):

"""Endpoint object

Required keys:

id

region

service_id

Optional keys:

internalurl

publicurl

adminurl

"""

required_keys = ('id', 'region', 'service_id')

optional_keys = ('internalurl', 'publicurl', 'adminurl')

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class User(Model):

"""User object.

Required keys:

id

name

domain_id

Optional keys:

password

description

email

enabled (bool,

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class Group(Model):

"""Group object.

Required keys:

id

name

domain_id

Optional keys:

description

"""

required_keys = ('id', 'name', 'domain_id')

optional_keys = ('description',)

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class Project(Model):

"""Project object.

Required keys:

id

name

domain_id

Optional Keys:

description

enabled (bool,

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class Role(Model):

"""Role object.

Required keys:

id

name

"""

required_keys = ('id', 'name')

optional_keys = tuple()

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class Trust(Model):

"""Trust object.

Required keys:

id

trustor_user_id

trustee_user_id

project_id

"""

required_keys = ('id', 'trustor_user_id', 'trustee_user_id', 'project_id')

optional_keys = ('expires_at',)

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class Domain(Model):

"""Domain object.

Required keys:

id

name

Optional keys:

description

enabled (bool,