distcloud/distributedcloud/dcmanager/api/policy.py
Hugo Brito 4438b8fd55 Update tox pylint/pep8 for dcmanager
This commit enables the check of new pylint/pep8
violations.

PYLINT - All convention related checks, except:
- missing-class-docstring
- missing-function-docstring
- missing-module-docstring
- consider-using-f-string
- invalid-name
- import-outside-toplevel
- too-many-lines
- consider-iterating-dictionary
- unnecessary-lambda-assignment

PEP8:
- E117: over-indented
- E123: closing bracket does not match indentation
  of opening bracket's line
- E125: continuation line with the same indent as the next
  logical line
- E305: expected 2 blank lines after class or function
  definition
- E402: module level import not at top of file
- E501: line too long
- H216: flag use of third party mock

Test Plan:
1. Perform `tox` command
- Pass in py39, pylint, pep8

Closes-bug: 2033294

Change-Id: I635df8e809905cff582bd9d5eb57b91133560cf9
Signed-off-by: Hugo Brito <hugo.brito@windriver.com>
2024-01-18 21:51:25 +00:00

64 lines
1.9 KiB
Python

# Copyright (c) 2011 OpenStack Foundation
# All Rights Reserved.
#
# 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.
#
# Copyright (c) 2022, 2024 Wind River Systems, Inc.
#
# SPDX-License-Identifier: Apache-2.0
#
"""Policy Engine For DC."""
from oslo_config import cfg
from oslo_policy import policy
from webob import exc
from dcmanager.api import policies as controller_policies
CONF = cfg.CONF
_ENFORCER = None
def reset():
"""Discard current Enforcer object."""
global _ENFORCER
_ENFORCER = None
def init(policy_file='policy.yaml'):
"""Init an Enforcer class.
:param policy_file: Custom policy file to be used.
:return: Returns a Enforcer instance.
"""
global _ENFORCER
if not _ENFORCER:
# https://docs.openstack.org/oslo.policy/latest/user/usage.html
_ENFORCER = policy.Enforcer(CONF,
policy_file=policy_file,
default_rule='default',
use_conf=True,
overwrite=True)
_ENFORCER.register_defaults(controller_policies.list_rules())
return _ENFORCER
def authorize(rule, target, creds, do_raise=True):
"""A wrapper around 'authorize' from 'oslo_policy.policy'."""
init()
return _ENFORCER.authorize(rule, target, creds, do_raise=do_raise,
exc=exc.HTTPForbidden)