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|
# 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.
"""Main entry point into the Federation service."""
import abc
from oslo_config import cfg
from oslo_log import log as logging
import six
from keystone.common import dependency
from keystone.common import extension
from keystone.common import manager
from keystone.contrib.federation import utils
from keystone import exception
CONF = cfg.CONF
LOG = logging.getLogger(__name__)
EXTENSION_DATA = {
'name': 'OpenStack Federation APIs',
'namespace': 'http://docs.openstack.org/identity/api/ext/'
'OS-FEDERATION/v1.0',
'alias': 'OS-FEDERATION',
'updated': '2013-12-17T12:00:0-00:00',
'description': 'OpenStack Identity Providers Mechanism.',
'links': [{
'rel': 'describedby',
'type': 'text/html',
'href': 'https://github.com/openstack/identity-api'
}]}
extension.register_admin_extension(EXTENSION_DATA['alias'], EXTENSION_DATA)
extension.register_public_extension(EXTENSION_DATA['alias'], EXTENSION_DATA)
@dependency.provider('federation_api')
class Manager(manager.Manager):
"""Default pivot point for the Federation backend.
See :mod:`keystone.common.manager.Manager` for more details on how this
dynamically calls the backend.
"""
driver_namespace = 'keystone.federation'
def __init__(self):
super(Manager, self).__init__(CONF.federation.driver)
def get_enabled_service_providers(self):
"""List enabled service providers for Service Catalog
Service Provider in a catalog contains three attributes: ``id``,
``auth_url``, ``sp_url``, where:
- id is an unique, user defined identifier for service provider object
- auth_url is a authentication URL of remote Keystone
- sp_url a URL accessible at the remote service provider where SAML
assertion is transmitted.
:returns: list of dictionaries with enabled service providers
:rtype: list of dicts
"""
def normalize(sp):
ref = {
'auth_url': sp.auth_url,
'id': sp.id,
'sp_url': sp.sp_url
}
return ref
service_providers = self.driver.get_enabled_service_providers()
return [normalize(sp) for sp in service_providers]
def evaluate(self, idp_id, protocol_id, assertion_data):
mapping = self.get_mapping_from_idp_and_protocol(idp_id, protocol_id)
rules = mapping['rules']
rule_processor = utils.RuleProcessor(rules)
mapped_properties = rule_processor.process(assertion_data)
return mapped_properties, mapping['id']
@six.add_metaclass(abc.ABCMeta)
class Driver(object):
@abc.abstractmethod
def create_idp(self, idp_id, idp):
"""Create an identity provider.
:returns: idp_ref
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def delete_idp(self, idp_id):
"""Delete an identity provider.
:raises: keystone.exception.IdentityProviderNotFound
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def list_idps(self):
"""List all identity providers.
:raises: keystone.exception.IdentityProviderNotFound
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def get_idp(self, idp_id):
"""Get an identity provider by ID.
:raises: keystone.exception.IdentityProviderNotFound
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def get_idp_from_remote_id(self, remote_id):
"""Get an identity provider by remote ID.
:raises: keystone.exception.IdentityProviderNotFound
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def update_idp(self, idp_id, idp):
"""Update an identity provider by ID.
:raises: keystone.exception.IdentityProviderNotFound
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def create_protocol(self, idp_id, protocol_id, protocol):
"""Add an IdP-Protocol configuration.
:raises: keystone.exception.IdentityProviderNotFound
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def update_protocol(self, idp_id, protocol_id, protocol):
"""Change an IdP-Protocol configuration.
:raises: keystone.exception.IdentityProviderNotFound,
keystone.exception.FederatedProtocolNotFound
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def get_protocol(self, idp_id, protocol_id):
"""Get an IdP-Protocol configuration.
:raises: keystone.exception.IdentityProviderNotFound,
keystone.exception.FederatedProtocolNotFound
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def list_protocols(self, idp_id):
"""List an IdP's supported protocols.
:raises: keystone.exception.IdentityProviderNotFound,
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def delete_protocol(self, idp_id, protocol_id):
"""Delete an IdP-Protocol configuration.
:raises: keystone.exception.IdentityProviderNotFound,
keystone.exception.FederatedProtocolNotFound,
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def create_mapping(self, mapping_ref):
"""Create a mapping.
:param mapping_ref: mapping ref with mapping name
:type mapping_ref: dict
:returns: mapping_ref
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def delete_mapping(self, mapping_id):
"""Delete a mapping.
:param mapping_id: id of mapping to delete
:type mapping_ref: string
:returns: None
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def update_mapping(self, mapping_id, mapping_ref):
"""Update a mapping.
:param mapping_id: id of mapping to update
:type mapping_id: string
:param mapping_ref: new mapping ref
:type mapping_ref: dict
:returns: mapping_ref
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def list_mappings(self):
"""List all mappings.
returns: list of mappings
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def get_mapping(self, mapping_id):
"""Get a mapping, returns the mapping based
on mapping_id.
:param mapping_id: id of mapping to get
:type mapping_ref: string
:returns: mapping_ref
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def get_mapping_from_idp_and_protocol(self, idp_id, protocol_id):
"""Get mapping based on idp_id and protocol_id.
:param idp_id: id of the identity provider
:type idp_id: string
:param protocol_id: id of the protocol
:type protocol_id: string
:raises: keystone.exception.IdentityProviderNotFound,
keystone.exception.FederatedProtocolNotFound,
:returns: mapping_ref
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def create_sp(self, sp_id, sp):
"""Create a service provider.
:param sp_id: id of the service provider
:type sp_id: string
:param sp: service prvider object
:type sp: dict
:returns: sp_ref
:rtype: dict
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def delete_sp(self, sp_id):
"""Delete a service provider.
:param sp_id: id of the service provider
:type sp_id: string
:raises: keystone.exception.ServiceProviderNotFound
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def list_sps(self):
"""List all service providers.
:returns List of sp_ref objects
:rtype: list of dicts
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def get_sp(self, sp_id):
"""Get a service provider.
:param sp_id: id of the service provider
:type sp_id: string
:returns: sp_ref
:raises: keystone.exception.ServiceProviderNotFound
"""
raise exception.NotImplemented() # pragma: no cover
@abc.abstractmethod
def update_sp(self, sp_id, sp):
"""Update a service provider.
:param sp_id: id of the service provider
:type sp_id: string
:param sp: service prvider object
:type sp: dict
:returns: sp_ref
:rtype: dict
:raises: keystone.exception.ServiceProviderNotFound
"""
raise exception.NotImplemented() # pragma: no cover
def get_enabled_service_providers(self):
"""List enabled service providers for Service Catalog
Service Provider in a catalog contains three attributes: ``id``,
``auth_url``, ``sp_url``, where:
- id is an unique, user defined identifier for service provider object
- auth_url is a authentication URL of remote Keystone
- sp_url a URL accessible at the remote service provider where SAML
assertion is transmitted.
:returns: list of dictionaries with enabled service providers
:rtype: list of dicts
"""
raise exception.NotImplemented() # pragma: no cover
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