keystone/keystone/resource/config_backends/base.py

152 lines
5.2 KiB
Python

# Copyright 2012 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.
import abc
import six
from keystone import exception
@six.add_metaclass(abc.ABCMeta)
class DomainConfigDriverBase(object):
"""Interface description for a Domain Config driver."""
@abc.abstractmethod
def create_config_options(self, domain_id, option_list):
"""Create config options for a domain.
Any existing config options will first be deleted.
:param domain_id: the domain for this option
:param option_list: a list of dicts, each one specifying an option
Option schema::
type: dict
properties:
group:
type: string
option:
type: string
value:
type: depends on the option
sensitive:
type: boolean
required: [group, option, value, sensitive]
additionalProperties: false
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def get_config_option(self, domain_id, group, option, sensitive=False):
"""Get the config option for a domain.
:param domain_id: the domain for this option
:param group: the group name
:param option: the option name
:param sensitive: whether the option is sensitive
:returns: dict containing group, option and value
:raises keystone.exception.DomainConfigNotFound: the option doesn't
exist.
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def list_config_options(self, domain_id, group=None, option=False,
sensitive=False):
"""Get a config options for a domain.
:param domain_id: the domain for this option
:param group: optional group option name
:param option: optional option name. If group is None, then this
parameter is ignored
:param sensitive: whether the option is sensitive
:returns: list of dicts containing group, option and value
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def update_config_options(self, domain_id, option_list):
"""Update config options for a domain.
:param domain_id: the domain for this option
:param option_list: a list of dicts, each one specifying an option
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def delete_config_options(self, domain_id, group=None, option=None):
"""Delete config options for a domain.
Allows deletion of all options for a domain, all options in a group
or a specific option. The driver is silent if there are no options
to delete.
:param domain_id: the domain for this option
:param group: optional group option name
:param option: optional option name. If group is None, then this
parameter is ignored
The option is uniquely defined by domain_id, group and option,
irrespective of whether it is sensitive ot not.
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def obtain_registration(self, domain_id, type):
"""Try and register this domain to use the type specified.
:param domain_id: the domain required
:param type: type of registration
:returns: True if the domain was registered, False otherwise. Failing
to register means that someone already has it (which could
even be the domain being requested).
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def read_registration(self, type):
"""Get the domain ID of who is registered to use this type.
:param type: type of registration
:returns: domain_id of who is registered.
:raises keystone.exception.ConfigRegistrationNotFound: If nobody is
registered.
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def release_registration(self, domain_id, type=None):
"""Release registration if it is held by the domain specified.
If the specified domain is registered for this domain then free it,
if it is not then do nothing - no exception is raised.
:param domain_id: the domain in question
:param type: type of registration, if None then all registrations
for this domain will be freed
"""
raise exception.NotImplemented() # pragma: no cover