117 lines
4.8 KiB
Python
117 lines
4.8 KiB
Python
# 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' # Admins or owners of the resource
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RULE_ADMIN_API = 'rule:admin_api' # Allow only users with the admin role
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RULE_ANY = '@' # Any user is allowed to perform the action.
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RULE_NOBODY = '!' # No users are allowed to perform the action.
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DEPRECATED_REASON = """
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Nova API policies are introducing new default roles with scope_type
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capabilities. Old policies are deprecated and silently going to be ignored
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in nova 23.0.0 release.
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"""
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DEPRECATED_ADMIN_POLICY = policy.DeprecatedRule(
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name=RULE_ADMIN_API,
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check_str='is_admin:True',
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deprecated_reason=DEPRECATED_REASON,
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deprecated_since='21.0.0'
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)
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DEPRECATED_ADMIN_OR_OWNER_POLICY = policy.DeprecatedRule(
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name=RULE_ADMIN_OR_OWNER,
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check_str='is_admin:True or project_id:%(project_id)s',
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deprecated_reason=DEPRECATED_REASON,
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deprecated_since='21.0.0'
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)
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ADMIN = 'rule:context_is_admin'
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PROJECT_MEMBER = 'rule:project_member_api'
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PROJECT_READER = 'rule:project_reader_api'
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PROJECT_MEMBER_OR_ADMIN = 'rule:project_member_or_admin'
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PROJECT_READER_OR_ADMIN = 'rule:project_reader_or_admin'
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# NOTE(gmann): Below is the mapping of new roles with legacy roles::
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# Legacy Rule | New Rules |Operation |scope_type|
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# -------------------+---------------------------+----------------+-----------
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# RULE_ADMIN_API |-> ADMIN |Global resource | [project]
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# | |Write & Read |
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# -------------------+---------------------------+----------------+-----------
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# |-> ADMIN |Project admin | [project]
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# | |level operation |
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# RULE_ADMIN_OR_OWNER|-> PROJECT_MEMBER_OR_ADMIN |Project resource| [project]
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# | |Write |
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# |-> PROJECT_READER_OR_ADMIN |Project resource| [project]
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# | |Read |
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# NOTE(johngarbutt) The base rules here affect so many APIs the list
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# of related API operations has not been populated. It would be
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# crazy hard to manually maintain such a list.
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# NOTE(gmann): Keystone already support implied roles means assignment
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# of one role implies the assignment of another. New defaults roles
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# `reader`, `member` also has been added in bootstrap. If the bootstrap
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# process is re-run, and a `reader`, `member`, or `admin` role already
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# exists, a role implication chain will be created: `admin` implies
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# `member` implies `reader`.
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# For example: If we give access to 'reader' it means the 'admin' and
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# 'member' also get access.
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rules = [
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policy.RuleDefault(
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"context_is_admin",
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"role:admin",
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"Decides what is required for the 'is_admin:True' check to succeed.",
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deprecated_rule=DEPRECATED_ADMIN_POLICY),
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policy.RuleDefault(
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"admin_or_owner",
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"is_admin:True or project_id:%(project_id)s",
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"Default rule for most non-Admin APIs.",
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deprecated_for_removal=True,
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deprecated_reason=DEPRECATED_REASON,
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deprecated_since='21.0.0'),
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policy.RuleDefault(
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"admin_api",
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"is_admin:True",
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"Default rule for most Admin APIs.",
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deprecated_for_removal=True,
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deprecated_reason=DEPRECATED_REASON,
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deprecated_since='21.0.0'),
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policy.RuleDefault(
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"project_member_api",
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"role:member and project_id:%(project_id)s",
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"Default rule for Project level non admin APIs.",
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deprecated_rule=DEPRECATED_ADMIN_OR_OWNER_POLICY),
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policy.RuleDefault(
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"project_reader_api",
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"role:reader and project_id:%(project_id)s",
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"Default rule for Project level read only APIs.",
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deprecated_rule=DEPRECATED_ADMIN_OR_OWNER_POLICY),
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policy.RuleDefault(
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"project_member_or_admin",
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"rule:project_member_api or rule:context_is_admin",
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"Default rule for Project Member or admin APIs.",
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deprecated_rule=DEPRECATED_ADMIN_OR_OWNER_POLICY),
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policy.RuleDefault(
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"project_reader_or_admin",
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"rule:project_reader_api or rule:context_is_admin",
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"Default rule for Project reader or admin APIs.",
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deprecated_rule=DEPRECATED_ADMIN_OR_OWNER_POLICY)
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]
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def list_rules():
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return rules
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