6cb1cd8c5a
Co-Authored-By: Saju Madhavan <sajuptpm@gmail.com> Closes-Bug: 1047867 Implements: blueprint extensible-crud-manager-operations Change-Id: I64e11bcf3797eb84e4695605daea9749259d78ec
143 lines
5.1 KiB
Python
143 lines
5.1 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, **kwargs):
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return super(RoleManager, self).create(
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name=name,
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**kwargs)
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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(**kwargs)
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def update(self, role, name=None, **kwargs):
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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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**kwargs)
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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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