101 lines
4.5 KiB
Python
101 lines
4.5 KiB
Python
# Copyright (c) 2017 Huawei Technologies Co., Ltd.
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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 oslo_policy import policy
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RULE_ADMIN_OR_OWNER = 'rule:admin_or_owner'
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RULE_ADMIN_API = 'rule:admin_api'
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# Generic policy check string for system administrators. These are the people
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# who need the highest level of authorization to operate the deployment.
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# They're allowed to create, read, update, or delete any system-specific
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# resource. They can also operate on project-specific resources where
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# applicable (e.g., cleaning up volumes or backups)
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SYSTEM_ADMIN = 'role:admin and system_scope:all'
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# Generic policy check string for system users who don't require all the
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# authorization that system administrators typically have. This persona, or
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# check string, typically isn't used by default, but it's existence it useful
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# in the event a deployment wants to offload some administrative action from
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# system administrator to system members
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SYSTEM_MEMBER = 'role:member and system_scope:all'
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# Generic policy check string for read-only access to system-level resources.
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# This persona is useful for someone who needs access for auditing or even
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# support. These uses are also able to view project-specific resources where
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# applicable (e.g., listing all volumes in the deployment, regardless of the
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# project they belong to).
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SYSTEM_READER = 'role:reader and system_scope:all'
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# This check string is reserved for actions that require the highest level of
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# authorization on a project or resources within the project (e.g., setting the
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# default volume type for a project)
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PROJECT_ADMIN = 'role:admin and project_id:%(project_id)s'
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# This check string is the primary use case for typical end-users, who are
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# working with resources that belong to a project (e.g., creating volumes and
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# backups).
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PROJECT_MEMBER = 'role:member and project_id:%(project_id)s'
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# This check string should only be used to protect read-only project-specific
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# resources. It should not be used to protect APIs that make writable changes
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# (e.g., updating a volume or deleting a backup).
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PROJECT_READER = 'role:reader and project_id:%(project_id)s'
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# The following are common composite check strings that are useful for
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# protecting APIs designed to operate with multiple scopes (e.g., a system
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# administrator should be able to delete any volume in the deployment, a
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# project member should only be able to delete volumes in their project).
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SYSTEM_OR_DOMAIN_OR_PROJECT_ADMIN = 'rule:system_or_domain_or_project_admin'
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SYSTEM_ADMIN_OR_PROJECT_MEMBER = (
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'(' + SYSTEM_ADMIN + ') or (' + PROJECT_MEMBER + ')'
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)
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SYSTEM_OR_PROJECT_MEMBER = (
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'(' + SYSTEM_MEMBER + ') or (' + PROJECT_MEMBER + ')'
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)
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SYSTEM_OR_PROJECT_READER = (
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'(' + SYSTEM_READER + ') or (' + PROJECT_READER + ')'
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)
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LEGACY_ADMIN_OR_PROJECT_MEMBER = (
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'role:admin or (role:member and project_id:%(project_id)s)'
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)
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LEGACY_ADMIN_OR_PROJECT_READER = (
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'role:admin or (role:reader and project_id:%(project_id)s)'
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)
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rules = [
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policy.RuleDefault('context_is_admin', 'role:admin',
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description="Decides what is required for the "
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"'is_admin:True' check to succeed."),
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policy.RuleDefault('admin_or_owner',
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'is_admin:True or (role:admin and '
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'is_admin_project:True) or project_id:%(project_id)s',
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description="Default rule for most non-Admin APIs."),
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policy.RuleDefault('admin_api',
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'is_admin:True or (role:admin and '
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'is_admin_project:True)',
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description="Default rule for most Admin APIs."),
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policy.RuleDefault('system_or_domain_or_project_admin',
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'(role:admin and system_scope:all) or '
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'(role:admin and domain_id:%(domain_id)s) or '
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'(role:admin and project_id:%(project_id)s)',
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description="Default rule for admins of cloud, domain "
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"or a project."),
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]
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def list_rules():
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return rules
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