803 lines
34 KiB
Python
803 lines
34 KiB
Python
# Copyright 2013 OpenStack Foundation
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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_config import cfg
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from oslo_log import log
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from oslo_serialization import jsonutils
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import six
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from six.moves.urllib import parse
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from keystone.common import controller as common_controller
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from keystone.common import dependency
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from keystone.common import utils
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from keystone import exception
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from keystone.federation import constants as federation_constants
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from keystone.i18n import _, _LE
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from keystone import token
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from keystone.token import provider
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LOG = log.getLogger(__name__)
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CONF = cfg.CONF
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@dependency.requires('catalog_api', 'resource_api', 'assignment_api')
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class V2TokenDataHelper(object):
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"""Creates V2 token data."""
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def v3_to_v2_token(self, v3_token_data):
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"""Convert v3 token data into v2.0 token data.
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This method expects a dictionary generated from
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V3TokenDataHelper.get_token_data() and converts it to look like a v2.0
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token dictionary.
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:param v3_token_data: dictionary formatted for v3 tokens
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:returns: dictionary formatted for v2 tokens
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:raises keystone.exception.Unauthorized: If a specific token type is
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not supported in v2.
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"""
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token_data = {}
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# Build v2 token
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v3_token = v3_token_data['token']
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# NOTE(lbragstad): Version 2.0 tokens don't know about any domain other
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# than the default domain specified in the configuration.
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domain_id = v3_token.get('domain', {}).get('id')
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if domain_id and CONF.identity.default_domain_id != domain_id:
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msg = ('Unable to validate domain-scoped tokens outside of the '
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'default domain')
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raise exception.Unauthorized(msg)
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token = {}
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token['expires'] = v3_token.get('expires_at')
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token['issued_at'] = v3_token.get('issued_at')
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token['audit_ids'] = v3_token.get('audit_ids')
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if 'project' in v3_token:
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# v3 token_data does not contain all tenant attributes
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tenant = self.resource_api.get_project(
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v3_token['project']['id'])
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token['tenant'] = common_controller.V2Controller.filter_domain_id(
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tenant)
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token_data['token'] = token
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# Build v2 user
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v3_user = v3_token['user']
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user = common_controller.V2Controller.v3_to_v2_user(v3_user)
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if 'OS-TRUST:trust' in v3_token:
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msg = ('Unable to validate trust-scoped tokens using version v2.0 '
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'API.')
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raise exception.Unauthorized(msg)
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if 'OS-OAUTH1' in v3_token:
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msg = ('Unable to validate Oauth tokens using the version v2.0 '
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'API.')
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raise exception.Unauthorized(msg)
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# Set user roles
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user['roles'] = []
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role_ids = []
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for role in v3_token.get('roles', []):
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user['roles'].append(role)
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user['roles_links'] = []
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token_data['user'] = user
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# Get and build v2 service catalog
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token_data['serviceCatalog'] = []
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if 'tenant' in token:
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catalog_ref = self.catalog_api.get_catalog(
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user['id'], token['tenant']['id'])
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if catalog_ref:
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token_data['serviceCatalog'] = self.format_catalog(catalog_ref)
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# Build v2 metadata
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metadata = {}
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metadata['roles'] = role_ids
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# Setting is_admin to keep consistency in v2 response
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metadata['is_admin'] = 0
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token_data['metadata'] = metadata
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return {'access': token_data}
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@classmethod
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def format_token(cls, token_ref, roles_ref=None, catalog_ref=None,
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trust_ref=None):
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audit_info = None
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user_ref = token_ref['user']
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metadata_ref = token_ref['metadata']
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if roles_ref is None:
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roles_ref = []
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expires = token_ref.get('expires', provider.default_expire_time())
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if expires is not None:
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if not isinstance(expires, six.text_type):
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expires = utils.isotime(expires)
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token_data = token_ref.get('token_data')
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if token_data:
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token_audit = token_data.get(
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'access', token_data).get('token', {}).get('audit_ids')
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audit_info = token_audit
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if audit_info is None:
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audit_info = provider.audit_info(token_ref.get('parent_audit_id'))
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o = {'access': {'token': {'id': token_ref['id'],
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'expires': expires,
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'issued_at': utils.strtime(),
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'audit_ids': audit_info
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},
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'user': {'id': user_ref['id'],
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'name': user_ref['name'],
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'username': user_ref['name'],
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'roles': roles_ref,
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'roles_links': metadata_ref.get('roles_links',
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[])
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}
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}
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}
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if 'bind' in token_ref:
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o['access']['token']['bind'] = token_ref['bind']
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if 'tenant' in token_ref and token_ref['tenant']:
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token_ref['tenant']['enabled'] = True
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o['access']['token']['tenant'] = token_ref['tenant']
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if catalog_ref is not None:
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o['access']['serviceCatalog'] = V2TokenDataHelper.format_catalog(
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catalog_ref)
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if metadata_ref:
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if 'is_admin' in metadata_ref:
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o['access']['metadata'] = {'is_admin':
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metadata_ref['is_admin']}
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else:
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o['access']['metadata'] = {'is_admin': 0}
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if 'roles' in metadata_ref:
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o['access']['metadata']['roles'] = metadata_ref['roles']
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if CONF.trust.enabled and trust_ref:
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o['access']['trust'] = {'trustee_user_id':
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trust_ref['trustee_user_id'],
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'id': trust_ref['id'],
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'trustor_user_id':
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trust_ref['trustor_user_id'],
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'impersonation':
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trust_ref['impersonation']
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}
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return o
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@classmethod
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def format_catalog(cls, catalog_ref):
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"""Munge catalogs from internal to output format.
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Internal catalogs look like::
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{$REGION: {
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{$SERVICE: {
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$key1: $value1,
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...
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}
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}
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}
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The legacy api wants them to look like::
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[{'name': $SERVICE[name],
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'type': $SERVICE,
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'endpoints': [{
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'tenantId': $tenant_id,
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...
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'region': $REGION,
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}],
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'endpoints_links': [],
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}]
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"""
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if not catalog_ref:
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return []
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services = {}
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for region, region_ref in catalog_ref.items():
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for service, service_ref in region_ref.items():
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new_service_ref = services.get(service, {})
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new_service_ref['name'] = service_ref.pop('name')
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new_service_ref['type'] = service
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new_service_ref['endpoints_links'] = []
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service_ref['region'] = region
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endpoints_ref = new_service_ref.get('endpoints', [])
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endpoints_ref.append(service_ref)
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new_service_ref['endpoints'] = endpoints_ref
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services[service] = new_service_ref
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return list(services.values())
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@dependency.requires('assignment_api', 'catalog_api', 'federation_api',
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'identity_api', 'resource_api', 'role_api', 'trust_api')
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class V3TokenDataHelper(object):
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"""Token data helper."""
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def __init__(self):
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# Keep __init__ around to ensure dependency injection works.
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super(V3TokenDataHelper, self).__init__()
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def _get_filtered_domain(self, domain_id):
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domain_ref = self.resource_api.get_domain(domain_id)
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return {'id': domain_ref['id'], 'name': domain_ref['name']}
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def _get_filtered_project(self, project_id):
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project_ref = self.resource_api.get_project(project_id)
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filtered_project = {
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'id': project_ref['id'],
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'name': project_ref['name']}
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filtered_project['domain'] = self._get_filtered_domain(
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project_ref['domain_id'])
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return filtered_project
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def _populate_scope(self, token_data, domain_id, project_id):
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if 'domain' in token_data or 'project' in token_data:
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# scope already exist, no need to populate it again
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return
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if domain_id:
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token_data['domain'] = self._get_filtered_domain(domain_id)
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if project_id:
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token_data['project'] = self._get_filtered_project(project_id)
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def _populate_is_admin_project(self, token_data):
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# TODO(ayoung): Support the ability for a project acting as a domain
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# to be the admin project once the rest of the code for projects
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# acting as domains is merged. Code will likely be:
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# (r.admin_project_name == None and project['is_domain'] == True
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# and project['name'] == r.admin_project_domain_name)
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project = token_data['project']
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r = CONF.resource
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if (project['name'] == r.admin_project_name and
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project['domain']['name'] == r.admin_project_domain_name):
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token_data['is_admin_project'] = True
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def _get_roles_for_user(self, user_id, domain_id, project_id):
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roles = []
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if domain_id:
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roles = self.assignment_api.get_roles_for_user_and_domain(
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user_id, domain_id)
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if project_id:
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roles = self.assignment_api.get_roles_for_user_and_project(
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user_id, project_id)
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return [self.role_api.get_role(role_id) for role_id in roles]
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def populate_roles_for_groups(self, token_data, group_ids,
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project_id=None, domain_id=None,
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user_id=None):
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"""Populate roles basing on provided groups and project/domain
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Used for ephemeral users with dynamically assigned groups.
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This method does not return anything, yet it modifies token_data in
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place.
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:param token_data: a dictionary used for building token response
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:param group_ids: list of group IDs a user is a member of
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:param project_id: project ID to scope to
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:param domain_id: domain ID to scope to
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:param user_id: user ID
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:raises keystone.exception.Unauthorized: when no roles were found for a
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(group_ids, project_id) or (group_ids, domain_id) pairs.
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"""
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def check_roles(roles, user_id, project_id, domain_id):
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# User was granted roles so simply exit this function.
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if roles:
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return
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if project_id:
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msg = _('User %(user_id)s has no access '
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'to project %(project_id)s') % {
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'user_id': user_id,
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'project_id': project_id}
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elif domain_id:
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msg = _('User %(user_id)s has no access '
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'to domain %(domain_id)s') % {
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'user_id': user_id,
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'domain_id': domain_id}
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# Since no roles were found a user is not authorized to
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# perform any operations. Raise an exception with
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# appropriate error message.
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raise exception.Unauthorized(msg)
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roles = self.assignment_api.get_roles_for_groups(group_ids,
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project_id,
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domain_id)
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check_roles(roles, user_id, project_id, domain_id)
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token_data['roles'] = roles
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def _populate_user(self, token_data, user_id, trust):
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if 'user' in token_data:
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# no need to repopulate user if it already exists
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return
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user_ref = self.identity_api.get_user(user_id)
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if CONF.trust.enabled and trust and 'OS-TRUST:trust' not in token_data:
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trustor_user_ref = (self.identity_api.get_user(
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trust['trustor_user_id']))
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try:
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self.identity_api.assert_user_enabled(trust['trustor_user_id'])
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except AssertionError:
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raise exception.Forbidden(_('Trustor is disabled.'))
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if trust['impersonation']:
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user_ref = trustor_user_ref
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token_data['OS-TRUST:trust'] = (
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{
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'id': trust['id'],
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'trustor_user': {'id': trust['trustor_user_id']},
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'trustee_user': {'id': trust['trustee_user_id']},
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'impersonation': trust['impersonation']
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})
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filtered_user = {
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'id': user_ref['id'],
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'name': user_ref['name'],
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'domain': self._get_filtered_domain(user_ref['domain_id'])}
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token_data['user'] = filtered_user
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def _populate_oauth_section(self, token_data, access_token):
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if access_token:
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access_token_id = access_token['id']
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consumer_id = access_token['consumer_id']
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token_data['OS-OAUTH1'] = ({'access_token_id': access_token_id,
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'consumer_id': consumer_id})
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def _populate_roles(self, token_data, user_id, domain_id, project_id,
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trust, access_token):
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if 'roles' in token_data:
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# no need to repopulate roles
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return
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if access_token:
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filtered_roles = []
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authed_role_ids = jsonutils.loads(access_token['role_ids'])
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all_roles = self.role_api.list_roles()
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for role in all_roles:
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for authed_role in authed_role_ids:
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if authed_role == role['id']:
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filtered_roles.append({'id': role['id'],
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'name': role['name']})
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token_data['roles'] = filtered_roles
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return
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if CONF.trust.enabled and trust:
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# If redelegated_trust_id is set, then we must traverse the
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# trust_chain in order to determine who the original trustor is. We
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# need to do this because the user ID of the original trustor helps
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# us determine scope in the redelegated context.
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if trust.get('redelegated_trust_id'):
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trust_chain = self.trust_api.get_trust_pedigree(trust['id'])
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token_user_id = trust_chain[-1]['trustor_user_id']
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else:
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token_user_id = trust['trustor_user_id']
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token_project_id = trust['project_id']
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# trusts do not support domains yet
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token_domain_id = None
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else:
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token_user_id = user_id
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token_project_id = project_id
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token_domain_id = domain_id
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if token_domain_id or token_project_id:
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filtered_roles = []
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if CONF.trust.enabled and trust:
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# First expand out any roles that were in the trust to include
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# any implied roles, whether global or domain specific
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refs = [{'role_id': role['id']} for role in trust['roles']]
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effective_trust_roles = (
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self.assignment_api.add_implied_roles(refs))
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# Now get the current role assignments for the trustor,
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# including any domain specific roles.
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assignment_list = self.assignment_api.list_role_assignments(
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user_id=token_user_id,
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project_id=token_project_id,
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effective=True, strip_domain_roles=False)
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current_effective_trustor_roles = (
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list(set([x['role_id'] for x in assignment_list])))
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# Go through each of the effective trust roles, making sure the
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# trustor still has them, if any have been removed, then we
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# will treat the trust as invalid
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for trust_role in effective_trust_roles:
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match_roles = [x for x in current_effective_trustor_roles
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if x == trust_role['role_id']]
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if match_roles:
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role = self.role_api.get_role(match_roles[0])
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if role['domain_id'] is None:
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filtered_roles.append(role)
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else:
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raise exception.Forbidden(
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_('Trustee has no delegated roles.'))
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else:
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for role in self._get_roles_for_user(token_user_id,
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token_domain_id,
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token_project_id):
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filtered_roles.append({'id': role['id'],
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'name': role['name']})
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# user has no project or domain roles, therefore access denied
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if not filtered_roles:
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if token_project_id:
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msg = _('User %(user_id)s has no access '
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'to project %(project_id)s') % {
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'user_id': user_id,
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'project_id': token_project_id}
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else:
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msg = _('User %(user_id)s has no access '
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'to domain %(domain_id)s') % {
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'user_id': user_id,
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'domain_id': token_domain_id}
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LOG.debug(msg)
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raise exception.Unauthorized(msg)
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token_data['roles'] = filtered_roles
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def _populate_service_catalog(self, token_data, user_id,
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domain_id, project_id, trust):
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if 'catalog' in token_data:
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# no need to repopulate service catalog
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return
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if CONF.trust.enabled and trust:
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user_id = trust['trustor_user_id']
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if project_id or domain_id:
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service_catalog = self.catalog_api.get_v3_catalog(
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user_id, project_id)
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token_data['catalog'] = service_catalog
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def _populate_service_providers(self, token_data):
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if 'service_providers' in token_data:
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return
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service_providers = self.federation_api.get_enabled_service_providers()
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if service_providers:
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token_data['service_providers'] = service_providers
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def _populate_token_dates(self, token_data, expires=None, trust=None,
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issued_at=None):
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if not expires:
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expires = provider.default_expire_time()
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if not isinstance(expires, six.string_types):
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expires = utils.isotime(expires, subsecond=True)
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token_data['expires_at'] = expires
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token_data['issued_at'] = (issued_at or
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utils.isotime(subsecond=True))
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def _populate_audit_info(self, token_data, audit_info=None):
|
|
if audit_info is None or isinstance(audit_info, six.string_types):
|
|
token_data['audit_ids'] = provider.audit_info(audit_info)
|
|
elif isinstance(audit_info, list):
|
|
token_data['audit_ids'] = audit_info
|
|
else:
|
|
msg = (_('Invalid audit info data type: %(data)s (%(type)s)') %
|
|
{'data': audit_info, 'type': type(audit_info)})
|
|
LOG.error(msg)
|
|
raise exception.UnexpectedError(msg)
|
|
|
|
def get_token_data(self, user_id, method_names, domain_id=None,
|
|
project_id=None, expires=None, trust=None, token=None,
|
|
include_catalog=True, bind=None, access_token=None,
|
|
issued_at=None, audit_info=None):
|
|
token_data = {'methods': method_names}
|
|
|
|
# We've probably already written these to the token
|
|
if token:
|
|
for x in ('roles', 'user', 'catalog', 'project', 'domain'):
|
|
if x in token:
|
|
token_data[x] = token[x]
|
|
|
|
if bind:
|
|
token_data['bind'] = bind
|
|
|
|
self._populate_scope(token_data, domain_id, project_id)
|
|
if token_data.get('project'):
|
|
self._populate_is_admin_project(token_data)
|
|
self._populate_user(token_data, user_id, trust)
|
|
self._populate_roles(token_data, user_id, domain_id, project_id, trust,
|
|
access_token)
|
|
self._populate_audit_info(token_data, audit_info)
|
|
|
|
if include_catalog:
|
|
self._populate_service_catalog(token_data, user_id, domain_id,
|
|
project_id, trust)
|
|
self._populate_service_providers(token_data)
|
|
self._populate_token_dates(token_data, expires=expires, trust=trust,
|
|
issued_at=issued_at)
|
|
self._populate_oauth_section(token_data, access_token)
|
|
return {'token': token_data}
|
|
|
|
|
|
@dependency.requires('catalog_api', 'identity_api', 'oauth_api',
|
|
'resource_api', 'role_api', 'trust_api')
|
|
class BaseProvider(provider.Provider):
|
|
def __init__(self, *args, **kwargs):
|
|
super(BaseProvider, self).__init__(*args, **kwargs)
|
|
self.v3_token_data_helper = V3TokenDataHelper()
|
|
self.v2_token_data_helper = V2TokenDataHelper()
|
|
|
|
def get_token_version(self, token_data):
|
|
if token_data and isinstance(token_data, dict):
|
|
if 'token_version' in token_data:
|
|
if token_data['token_version'] in token.provider.VERSIONS:
|
|
return token_data['token_version']
|
|
# FIXME(morganfainberg): deprecate the following logic in future
|
|
# revisions. It is better to just specify the token_version in
|
|
# the token_data itself. This way we can support future versions
|
|
# that might have the same fields.
|
|
if 'access' in token_data:
|
|
return token.provider.V2
|
|
if 'token' in token_data and 'methods' in token_data['token']:
|
|
return token.provider.V3
|
|
raise exception.UnsupportedTokenVersionException()
|
|
|
|
def issue_v2_token(self, token_ref, roles_ref=None,
|
|
catalog_ref=None):
|
|
if token_ref.get('bind') and not self._supports_bind_authentication:
|
|
msg = _('The configured token provider does not support bind '
|
|
'authentication.')
|
|
raise exception.NotImplemented(message=msg)
|
|
|
|
metadata_ref = token_ref['metadata']
|
|
trust_ref = None
|
|
if CONF.trust.enabled and metadata_ref and 'trust_id' in metadata_ref:
|
|
trust_ref = self.trust_api.get_trust(metadata_ref['trust_id'])
|
|
|
|
token_data = self.v2_token_data_helper.format_token(
|
|
token_ref, roles_ref, catalog_ref, trust_ref)
|
|
token_id = self._get_token_id(token_data)
|
|
token_data['access']['token']['id'] = token_id
|
|
return token_id, token_data
|
|
|
|
def _is_mapped_token(self, auth_context):
|
|
return (federation_constants.IDENTITY_PROVIDER in auth_context and
|
|
federation_constants.PROTOCOL in auth_context)
|
|
|
|
def issue_v3_token(self, user_id, method_names, expires_at=None,
|
|
project_id=None, domain_id=None, auth_context=None,
|
|
trust=None, metadata_ref=None, include_catalog=True,
|
|
parent_audit_id=None):
|
|
if auth_context and auth_context.get('bind'):
|
|
# NOTE(lbragstad): Check if the token provider being used actually
|
|
# supports bind authentication methods before proceeding.
|
|
if not self._supports_bind_authentication:
|
|
raise exception.NotImplemented(_(
|
|
'The configured token provider does not support bind '
|
|
'authentication.'))
|
|
|
|
# for V2, trust is stashed in metadata_ref
|
|
if (CONF.trust.enabled and not trust and metadata_ref and
|
|
'trust_id' in metadata_ref):
|
|
trust = self.trust_api.get_trust(metadata_ref['trust_id'])
|
|
|
|
if CONF.trust.enabled and trust:
|
|
if user_id != trust['trustee_user_id']:
|
|
raise exception.Forbidden(_('User is not a trustee.'))
|
|
|
|
token_ref = None
|
|
if auth_context and self._is_mapped_token(auth_context):
|
|
token_ref = self._handle_mapped_tokens(
|
|
auth_context, project_id, domain_id)
|
|
|
|
access_token = None
|
|
if 'oauth1' in method_names:
|
|
access_token_id = auth_context['access_token_id']
|
|
access_token = self.oauth_api.get_access_token(access_token_id)
|
|
|
|
token_data = self.v3_token_data_helper.get_token_data(
|
|
user_id,
|
|
method_names,
|
|
domain_id=domain_id,
|
|
project_id=project_id,
|
|
expires=expires_at,
|
|
trust=trust,
|
|
bind=auth_context.get('bind') if auth_context else None,
|
|
token=token_ref,
|
|
include_catalog=include_catalog,
|
|
access_token=access_token,
|
|
audit_info=parent_audit_id)
|
|
|
|
token_id = self._get_token_id(token_data)
|
|
return token_id, token_data
|
|
|
|
def _handle_mapped_tokens(self, auth_context, project_id, domain_id):
|
|
user_id = auth_context['user_id']
|
|
group_ids = auth_context['group_ids']
|
|
idp = auth_context[federation_constants.IDENTITY_PROVIDER]
|
|
protocol = auth_context[federation_constants.PROTOCOL]
|
|
token_data = {
|
|
'user': {
|
|
'id': user_id,
|
|
'name': parse.unquote(user_id),
|
|
federation_constants.FEDERATION: {
|
|
'groups': [{'id': x} for x in group_ids],
|
|
'identity_provider': {'id': idp},
|
|
'protocol': {'id': protocol}
|
|
},
|
|
'domain': {
|
|
'id': CONF.federation.federated_domain_name,
|
|
'name': CONF.federation.federated_domain_name
|
|
}
|
|
}
|
|
}
|
|
|
|
if project_id or domain_id:
|
|
self.v3_token_data_helper.populate_roles_for_groups(
|
|
token_data, group_ids, project_id, domain_id, user_id)
|
|
|
|
return token_data
|
|
|
|
def _verify_token_ref(self, token_ref):
|
|
"""Verify and return the given token_ref."""
|
|
if not token_ref:
|
|
raise exception.Unauthorized()
|
|
return token_ref
|
|
|
|
def _assert_is_not_federation_token(self, token_ref):
|
|
"""Make sure we aren't using v2 auth on a federation token."""
|
|
token_data = token_ref.get('token_data')
|
|
if (token_data and self.get_token_version(token_data) ==
|
|
token.provider.V3):
|
|
if 'OS-FEDERATION' in token_data['token']['user']:
|
|
msg = _('Attempting to use OS-FEDERATION token with V2 '
|
|
'Identity Service, use V3 Authentication')
|
|
raise exception.Unauthorized(msg)
|
|
|
|
def _assert_default_domain(self, token_ref):
|
|
"""Make sure we are operating on default domain only."""
|
|
if (token_ref.get('token_data') and
|
|
self.get_token_version(token_ref.get('token_data')) ==
|
|
token.provider.V3):
|
|
# this is a V3 token
|
|
msg = _('Non-default domain is not supported')
|
|
# domain scoping is prohibited
|
|
if token_ref['token_data']['token'].get('domain'):
|
|
raise exception.Unauthorized(
|
|
_('Domain scoped token is not supported'))
|
|
# if token is scoped to trust, both trustor and trustee must
|
|
# be in the default domain. Furthermore, the delegated project
|
|
# must also be in the default domain
|
|
metadata_ref = token_ref['metadata']
|
|
if CONF.trust.enabled and 'trust_id' in metadata_ref:
|
|
trust_ref = self.trust_api.get_trust(metadata_ref['trust_id'])
|
|
trustee_user_ref = self.identity_api.get_user(
|
|
trust_ref['trustee_user_id'])
|
|
if (trustee_user_ref['domain_id'] !=
|
|
CONF.identity.default_domain_id):
|
|
raise exception.Unauthorized(msg)
|
|
trustor_user_ref = self.identity_api.get_user(
|
|
trust_ref['trustor_user_id'])
|
|
if (trustor_user_ref['domain_id'] !=
|
|
CONF.identity.default_domain_id):
|
|
raise exception.Unauthorized(msg)
|
|
project_ref = self.resource_api.get_project(
|
|
trust_ref['project_id'])
|
|
if (project_ref['domain_id'] !=
|
|
CONF.identity.default_domain_id):
|
|
raise exception.Unauthorized(msg)
|
|
|
|
def validate_v2_token(self, token_ref):
|
|
try:
|
|
self._assert_is_not_federation_token(token_ref)
|
|
self._assert_default_domain(token_ref)
|
|
# FIXME(gyee): performance or correctness? Should we return the
|
|
# cached token or reconstruct it? Obviously if we are going with
|
|
# the cached token, any role, project, or domain name changes
|
|
# will not be reflected. One may argue that with PKI tokens,
|
|
# we are essentially doing cached token validation anyway.
|
|
# Lets go with the cached token strategy. Since token
|
|
# management layer is now pluggable, one can always provide
|
|
# their own implementation to suit their needs.
|
|
token_data = token_ref.get('token_data')
|
|
if (self.get_token_version(token_data) != token.provider.V2):
|
|
# Validate the V3 token as V2
|
|
token_data = self.v2_token_data_helper.v3_to_v2_token(
|
|
token_data)
|
|
|
|
trust_id = token_data['access'].get('trust', {}).get('id')
|
|
if trust_id:
|
|
msg = ('Unable to validate trust-scoped tokens using version '
|
|
'v2.0 API.')
|
|
raise exception.Unauthorized(msg)
|
|
|
|
return token_data
|
|
except exception.ValidationError:
|
|
LOG.exception(_LE('Failed to validate token'))
|
|
token_id = token_ref['token_data']['access']['token']['id']
|
|
raise exception.TokenNotFound(token_id=token_id)
|
|
|
|
def validate_non_persistent_token(self, token_id):
|
|
try:
|
|
(user_id, methods, audit_ids, domain_id, project_id, trust_id,
|
|
federated_info, access_token_id, created_at, expires_at) = (
|
|
self.token_formatter.validate_token(token_id))
|
|
except exception.ValidationError as e:
|
|
raise exception.TokenNotFound(e)
|
|
|
|
token_dict = None
|
|
trust_ref = None
|
|
if federated_info:
|
|
# NOTE(lbragstad): We need to rebuild information about the
|
|
# federated token as well as the federated token roles. This is
|
|
# because when we validate a non-persistent token, we don't have a
|
|
# token reference to pull the federated token information out of.
|
|
# As a result, we have to extract it from the token itself and
|
|
# rebuild the federated context. These private methods currently
|
|
# live in the keystone.token.providers.fernet.Provider() class.
|
|
token_dict = self._rebuild_federated_info(federated_info, user_id)
|
|
if project_id or domain_id:
|
|
self._rebuild_federated_token_roles(token_dict, federated_info,
|
|
user_id, project_id,
|
|
domain_id)
|
|
if trust_id:
|
|
trust_ref = self.trust_api.get_trust(trust_id)
|
|
|
|
access_token = None
|
|
if access_token_id:
|
|
access_token = self.oauth_api.get_access_token(access_token_id)
|
|
|
|
return self.v3_token_data_helper.get_token_data(
|
|
user_id,
|
|
method_names=methods,
|
|
domain_id=domain_id,
|
|
project_id=project_id,
|
|
issued_at=created_at,
|
|
expires=expires_at,
|
|
trust=trust_ref,
|
|
token=token_dict,
|
|
access_token=access_token,
|
|
audit_info=audit_ids)
|
|
|
|
def validate_v3_token(self, token_ref):
|
|
# FIXME(gyee): performance or correctness? Should we return the
|
|
# cached token or reconstruct it? Obviously if we are going with
|
|
# the cached token, any role, project, or domain name changes
|
|
# will not be reflected. One may argue that with PKI tokens,
|
|
# we are essentially doing cached token validation anyway.
|
|
# Lets go with the cached token strategy. Since token
|
|
# management layer is now pluggable, one can always provide
|
|
# their own implementation to suit their needs.
|
|
|
|
trust_id = token_ref.get('trust_id')
|
|
if trust_id:
|
|
# token trust validation
|
|
self.trust_api.get_trust(trust_id)
|
|
|
|
token_data = token_ref.get('token_data')
|
|
if not token_data or 'token' not in token_data:
|
|
# token ref is created by V2 API
|
|
project_id = None
|
|
project_ref = token_ref.get('tenant')
|
|
if project_ref:
|
|
project_id = project_ref['id']
|
|
|
|
issued_at = token_ref['token_data']['access']['token']['issued_at']
|
|
audit = token_ref['token_data']['access']['token'].get('audit_ids')
|
|
|
|
token_data = self.v3_token_data_helper.get_token_data(
|
|
token_ref['user']['id'],
|
|
['password', 'token'],
|
|
project_id=project_id,
|
|
bind=token_ref.get('bind'),
|
|
expires=token_ref['expires'],
|
|
issued_at=issued_at,
|
|
audit_info=audit)
|
|
return token_data
|