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Diffstat (limited to 'keystone-moon/keystone/assignment/backends/sql.py')
| -rw-r--r-- | keystone-moon/keystone/assignment/backends/sql.py | 319 |
1 files changed, 0 insertions, 319 deletions
diff --git a/keystone-moon/keystone/assignment/backends/sql.py b/keystone-moon/keystone/assignment/backends/sql.py deleted file mode 100644 index e089726a..00000000 --- a/keystone-moon/keystone/assignment/backends/sql.py +++ /dev/null @@ -1,319 +0,0 @@ -# Copyright 2012-13 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. - -from keystone import assignment as keystone_assignment -from keystone.common import sql -from keystone import exception -from keystone.i18n import _ - - -class AssignmentType(object): - USER_PROJECT = 'UserProject' - GROUP_PROJECT = 'GroupProject' - USER_DOMAIN = 'UserDomain' - GROUP_DOMAIN = 'GroupDomain' - - @classmethod - def calculate_type(cls, user_id, group_id, project_id, domain_id): - if user_id: - if project_id: - return cls.USER_PROJECT - if domain_id: - return cls.USER_DOMAIN - if group_id: - if project_id: - return cls.GROUP_PROJECT - if domain_id: - return cls.GROUP_DOMAIN - # Invalid parameters combination - raise exception.AssignmentTypeCalculationError(**locals()) - - -class Assignment(keystone_assignment.AssignmentDriverV9): - - def default_role_driver(self): - return 'sql' - - def default_resource_driver(self): - return 'sql' - - def create_grant(self, role_id, user_id=None, group_id=None, - domain_id=None, project_id=None, - inherited_to_projects=False): - - assignment_type = AssignmentType.calculate_type( - user_id, group_id, project_id, domain_id) - try: - with sql.session_for_write() as session: - session.add(RoleAssignment( - type=assignment_type, - actor_id=user_id or group_id, - target_id=project_id or domain_id, - role_id=role_id, - inherited=inherited_to_projects)) - except sql.DBDuplicateEntry: # nosec : The v3 grant APIs are silent if - # the assignment already exists - pass - - def list_grant_role_ids(self, user_id=None, group_id=None, - domain_id=None, project_id=None, - inherited_to_projects=False): - with sql.session_for_read() as session: - q = session.query(RoleAssignment.role_id) - q = q.filter(RoleAssignment.actor_id == (user_id or group_id)) - q = q.filter(RoleAssignment.target_id == (project_id or domain_id)) - q = q.filter(RoleAssignment.inherited == inherited_to_projects) - return [x.role_id for x in q.all()] - - def _build_grant_filter(self, session, role_id, user_id, group_id, - domain_id, project_id, inherited_to_projects): - q = session.query(RoleAssignment) - q = q.filter_by(actor_id=user_id or group_id) - q = q.filter_by(target_id=project_id or domain_id) - q = q.filter_by(role_id=role_id) - q = q.filter_by(inherited=inherited_to_projects) - return q - - def check_grant_role_id(self, role_id, user_id=None, group_id=None, - domain_id=None, project_id=None, - inherited_to_projects=False): - with sql.session_for_read() as session: - try: - q = self._build_grant_filter( - session, role_id, user_id, group_id, domain_id, project_id, - inherited_to_projects) - q.one() - except sql.NotFound: - actor_id = user_id or group_id - target_id = domain_id or project_id - raise exception.RoleAssignmentNotFound(role_id=role_id, - actor_id=actor_id, - target_id=target_id) - - def delete_grant(self, role_id, user_id=None, group_id=None, - domain_id=None, project_id=None, - inherited_to_projects=False): - with sql.session_for_write() as session: - q = self._build_grant_filter( - session, role_id, user_id, group_id, domain_id, project_id, - inherited_to_projects) - if not q.delete(False): - actor_id = user_id or group_id - target_id = domain_id or project_id - raise exception.RoleAssignmentNotFound(role_id=role_id, - actor_id=actor_id, - target_id=target_id) - - def add_role_to_user_and_project(self, user_id, tenant_id, role_id): - try: - with sql.session_for_write() as session: - session.add(RoleAssignment( - type=AssignmentType.USER_PROJECT, - actor_id=user_id, target_id=tenant_id, - role_id=role_id, inherited=False)) - except sql.DBDuplicateEntry: - msg = ('User %s already has role %s in tenant %s' - % (user_id, role_id, tenant_id)) - raise exception.Conflict(type='role grant', details=msg) - - def remove_role_from_user_and_project(self, user_id, tenant_id, role_id): - with sql.session_for_write() as session: - q = session.query(RoleAssignment) - q = q.filter_by(actor_id=user_id) - q = q.filter_by(target_id=tenant_id) - q = q.filter_by(role_id=role_id) - if q.delete() == 0: - raise exception.RoleNotFound(message=_( - 'Cannot remove role that has not been granted, %s') % - role_id) - - def _get_user_assignment_types(self): - return [AssignmentType.USER_PROJECT, AssignmentType.USER_DOMAIN] - - def _get_group_assignment_types(self): - return [AssignmentType.GROUP_PROJECT, AssignmentType.GROUP_DOMAIN] - - def _get_project_assignment_types(self): - return [AssignmentType.USER_PROJECT, AssignmentType.GROUP_PROJECT] - - def _get_domain_assignment_types(self): - return [AssignmentType.USER_DOMAIN, AssignmentType.GROUP_DOMAIN] - - def _get_assignment_types(self, user, group, project, domain): - """Returns a list of role assignment types based on provided entities - - If one of user or group (the "actor") as well as one of project or - domain (the "target") are provided, the list will contain the role - assignment type for that specific pair of actor and target. - - If only an actor or target is provided, the list will contain the - role assignment types that satisfy the specified entity. - - For example, if user and project are provided, the return will be: - - [AssignmentType.USER_PROJECT] - - However, if only user was provided, the return would be: - - [AssignmentType.USER_PROJECT, AssignmentType.USER_DOMAIN] - - It is not expected that user and group (or project and domain) are - specified - but if they are, the most fine-grained value will be - chosen (i.e. user over group, project over domain). - - """ - actor_types = [] - if user: - actor_types = self._get_user_assignment_types() - elif group: - actor_types = self._get_group_assignment_types() - - target_types = [] - if project: - target_types = self._get_project_assignment_types() - elif domain: - target_types = self._get_domain_assignment_types() - - if actor_types and target_types: - return list(set(actor_types).intersection(target_types)) - - return actor_types or target_types - - def list_role_assignments(self, role_id=None, - user_id=None, group_ids=None, - domain_id=None, project_ids=None, - inherited_to_projects=None): - - def denormalize_role(ref): - assignment = {} - if ref.type == AssignmentType.USER_PROJECT: - assignment['user_id'] = ref.actor_id - assignment['project_id'] = ref.target_id - elif ref.type == AssignmentType.USER_DOMAIN: - assignment['user_id'] = ref.actor_id - assignment['domain_id'] = ref.target_id - elif ref.type == AssignmentType.GROUP_PROJECT: - assignment['group_id'] = ref.actor_id - assignment['project_id'] = ref.target_id - elif ref.type == AssignmentType.GROUP_DOMAIN: - assignment['group_id'] = ref.actor_id - assignment['domain_id'] = ref.target_id - else: - raise exception.Error(message=_( - 'Unexpected assignment type encountered, %s') % - ref.type) - assignment['role_id'] = ref.role_id - if ref.inherited: - assignment['inherited_to_projects'] = 'projects' - return assignment - - with sql.session_for_read() as session: - assignment_types = self._get_assignment_types( - user_id, group_ids, project_ids, domain_id) - - targets = None - if project_ids: - targets = project_ids - elif domain_id: - targets = [domain_id] - - actors = None - if group_ids: - actors = group_ids - elif user_id: - actors = [user_id] - - query = session.query(RoleAssignment) - - if role_id: - query = query.filter_by(role_id=role_id) - if actors: - query = query.filter(RoleAssignment.actor_id.in_(actors)) - if targets: - query = query.filter(RoleAssignment.target_id.in_(targets)) - if assignment_types: - query = query.filter(RoleAssignment.type.in_(assignment_types)) - if inherited_to_projects is not None: - query = query.filter_by(inherited=inherited_to_projects) - - return [denormalize_role(ref) for ref in query.all()] - - def delete_project_assignments(self, project_id): - with sql.session_for_write() as session: - q = session.query(RoleAssignment) - q = q.filter_by(target_id=project_id).filter( - RoleAssignment.type.in_((AssignmentType.USER_PROJECT, - AssignmentType.GROUP_PROJECT)) - ) - q.delete(False) - - def delete_role_assignments(self, role_id): - with sql.session_for_write() as session: - q = session.query(RoleAssignment) - q = q.filter_by(role_id=role_id) - q.delete(False) - - def delete_domain_assignments(self, domain_id): - with sql.session_for_write() as session: - q = session.query(RoleAssignment) - q = q.filter(RoleAssignment.target_id == domain_id).filter( - (RoleAssignment.type == AssignmentType.USER_DOMAIN) | - (RoleAssignment.type == AssignmentType.GROUP_DOMAIN)) - q.delete(False) - - def delete_user_assignments(self, user_id): - with sql.session_for_write() as session: - q = session.query(RoleAssignment) - q = q.filter_by(actor_id=user_id).filter( - RoleAssignment.type.in_((AssignmentType.USER_PROJECT, - AssignmentType.USER_DOMAIN)) - ) - q.delete(False) - - def delete_group_assignments(self, group_id): - with sql.session_for_write() as session: - q = session.query(RoleAssignment) - q = q.filter_by(actor_id=group_id).filter( - RoleAssignment.type.in_((AssignmentType.GROUP_PROJECT, - AssignmentType.GROUP_DOMAIN)) - ) - q.delete(False) - - -class RoleAssignment(sql.ModelBase, sql.DictBase): - __tablename__ = 'assignment' - attributes = ['type', 'actor_id', 'target_id', 'role_id', 'inherited'] - # NOTE(henry-nash): Postgres requires a name to be defined for an Enum - type = sql.Column( - sql.Enum(AssignmentType.USER_PROJECT, AssignmentType.GROUP_PROJECT, - AssignmentType.USER_DOMAIN, AssignmentType.GROUP_DOMAIN, - name='type'), - nullable=False) - actor_id = sql.Column(sql.String(64), nullable=False) - target_id = sql.Column(sql.String(64), nullable=False) - role_id = sql.Column(sql.String(64), nullable=False) - inherited = sql.Column(sql.Boolean, default=False, nullable=False) - __table_args__ = ( - sql.PrimaryKeyConstraint('type', 'actor_id', 'target_id', 'role_id', - 'inherited'), - sql.Index('ix_actor_id', 'actor_id'), - ) - - def to_dict(self): - """Override parent method with a simpler implementation. - - RoleAssignment doesn't have non-indexed 'extra' attributes, so the - parent implementation is not applicable. - """ - return dict(self.items()) |