oslo.policy/oslo_policy/shell.py
Brant Knudson ea1268bcd3 Deprecate load_json() in favor of load()
The Rules.load_json function now supports loading YAML and is not
limited to JSON. As such, the name is changed to load(). The old
name remains but is deprecated.

bp policy-yaml
Change-Id: I8c71d1a566779f1641106a996ebbc9551e2f05e3
2016-02-22 13:17:36 -06:00

101 lines
2.8 KiB
Python

#!/usr/bin/env python
# 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.
import argparse
import sys
from oslo_serialization import jsonutils
from oslo_policy import policy
def _try_rule(key, rule, target, access_data, o):
try:
result = rule(target, access_data, o)
if result:
print("passed: %s" % key)
else:
print("failed: %s" % key)
except Exception as e:
print(e)
print("exception: %s" % rule)
def tool(policy_file, access_file, apply_rule, is_admin=False):
access = access_file.read()
access_data = jsonutils.loads(access)['token']
access_data['roles'] = [role['name'] for role in access_data['roles']]
access_data['project_id'] = access_data['project']['id']
access_data['is_admin'] = is_admin
policy_data = policy_file.read()
rules = policy.Rules.load(policy_data, "default")
class Object(object):
pass
o = Object()
o.rules = rules
target = {"project_id": access_data['project_id']}
if apply_rule:
key = apply_rule
rule = rules[apply_rule]
_try_rule(key, rule, target, access_data, o)
return
for key, rule in rules.items():
if ":" in key:
if apply_rule:
if (apply_rule == key):
_try_rule(key, rule, target, access_data, o)
else:
_try_rule(key, rule, target, access_data, o)
def main(argv=sys.argv[1:]):
parser = argparse.ArgumentParser(sys.argv[0])
parser.add_argument(
'--policy',
required=True,
type=argparse.FileType('rb', 0),
help='path to a policy file')
parser.add_argument(
'--access',
required=True,
type=argparse.FileType('rb', 0),
help='path to a file containing OpenStack Identity API' +
' access info in JSON format')
parser.add_argument(
'--rule',
help='rule to test')
parser.add_argument(
'--is_admin',
help='set is_admin=True on the credentials used for the evaluation')
args = parser.parse_args()
try:
apply_rule = args.rule
except Exception:
apply_rule = None
try:
is_admin = args.is_admin.lower() == "true"
except Exception:
is_admin = False
tool(args.policy, args.access, apply_rule, is_admin)
if __name__ == "__main__":
sys.exit(main(sys.argv[1:]))