29d9873947
When doing the xor validation tests, we should differentiate between the case where the user passed both arguments vs passing neither, otherwise the error message is confusing when you don't pass either. Change-Id: I99c307339ccd045a4c5b71824f3b7d91e2908154
141 lines
5.0 KiB
Python
141 lines
5.0 KiB
Python
# Copyright 2011 OpenStack Foundation
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# Copyright 2011 Nebula, Inc.
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# All Rights Reserved.
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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 keystoneclient import base
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from keystoneclient import exceptions
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class Role(base.Resource):
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"""Represents an Identity role.
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Attributes:
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* id: a uuid that identifies the role
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* name: user-facing identifier
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"""
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pass
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class RoleManager(base.CrudManager):
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"""Manager class for manipulating Identity roles."""
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resource_class = Role
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collection_key = 'roles'
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key = 'role'
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def _role_grants_base_url(self, user, group, domain, project):
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# When called, we have already checked that only one of user & group
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# and one of domain & project have been specified
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params = {}
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if project:
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params['project_id'] = base.getid(project)
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base_url = '/projects/%(project_id)s'
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elif domain:
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params['domain_id'] = base.getid(domain)
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base_url = '/domains/%(domain_id)s'
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if user:
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params['user_id'] = base.getid(user)
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base_url += '/users/%(user_id)s'
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elif group:
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params['group_id'] = base.getid(group)
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base_url += '/groups/%(group_id)s'
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return base_url % params
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def _require_domain_xor_project(self, domain, project):
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if domain and project:
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msg = 'Specify either a domain or project, not both'
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raise exceptions.ValidationError(msg)
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elif not (domain or project):
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msg = 'Must specify either a domain or project'
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raise exceptions.ValidationError(msg)
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def _require_user_xor_group(self, user, group):
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if user and group:
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msg = 'Specify either a user or group, not both'
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raise exceptions.ValidationError(msg)
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elif not (user or group):
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msg = 'Must specify either a user or group'
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raise exceptions.ValidationError(msg)
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def create(self, name):
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return super(RoleManager, self).create(
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name=name)
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def get(self, role):
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return super(RoleManager, self).get(
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role_id=base.getid(role))
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def list(self, user=None, group=None, domain=None, project=None, **kwargs):
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"""Lists roles and role grants.
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If no arguments are provided, all roles in the system will be
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listed.
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If a user or group is specified, you must also specify either a
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domain or project to list role grants on that pair. And if
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``**kwargs`` are provided, then also filter roles with
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attributes matching ``**kwargs``.
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"""
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if user or group:
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self._require_user_xor_group(user, group)
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self._require_domain_xor_project(domain, project)
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return super(RoleManager, self).list(
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base_url=self._role_grants_base_url(user, group,
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domain, project),
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**kwargs)
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return super(RoleManager, self).list()
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def update(self, role, name=None):
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return super(RoleManager, self).update(
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role_id=base.getid(role),
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name=name)
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def delete(self, role):
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return super(RoleManager, self).delete(
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role_id=base.getid(role))
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def grant(self, role, user=None, group=None, domain=None, project=None):
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"""Grants a role to a user or group on a domain or project."""
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self._require_domain_xor_project(domain, project)
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self._require_user_xor_group(user, group)
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return super(RoleManager, self).put(
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base_url=self._role_grants_base_url(user, group, domain, project),
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role_id=base.getid(role))
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def check(self, role, user=None, group=None, domain=None, project=None):
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"""Checks if a user or group has a role on a domain or project."""
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self._require_domain_xor_project(domain, project)
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self._require_user_xor_group(user, group)
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return super(RoleManager, self).head(
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base_url=self._role_grants_base_url(user, group, domain, project),
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role_id=base.getid(role))
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def revoke(self, role, user=None, group=None, domain=None, project=None):
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"""Revokes a role from a user or group on a domain or project."""
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self._require_domain_xor_project(domain, project)
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self._require_user_xor_group(user, group)
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return super(RoleManager, self).delete(
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base_url=self._role_grants_base_url(user, group, domain, project),
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role_id=base.getid(role))
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