nova/nova/policies/security_groups.py
Ghanshyam Mann 0a0885dac9 Add new default roles in security group policies
This adds new defaults roles in security group API policies.
- GET rules are made granular and default to System or project reader
- add/remove sec grps policies are default to system admin or project member.

Added new context of other_project_reader for system and project reader
policy so that we can verify the other projct with its id not by role.

Also add tests to simulates the future where we drop the deprecation
fall back in the policy by overriding the rules with a version where
there are no deprecated rule options. Operators can do the same by
adding overrides in their policy files that match the default but
stop the rule deprecation fallback from happening.

Partial implement blueprint policy-defaults-refresh

Change-Id: I83783aa3384d3b667729bbdd4a13fb014176ec75
2020-04-03 17:28:44 -05:00

115 lines
3.7 KiB
Python

# Copyright 2016 Cloudbase Solutions Srl
# 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.
from oslo_policy import policy
from nova.policies import base
BASE_POLICY_NAME = 'os_compute_api:os-security-groups'
POLICY_NAME = 'os_compute_api:os-security-groups:%s'
DEPRECATED_POLICY = policy.DeprecatedRule(
BASE_POLICY_NAME,
base.RULE_ADMIN_OR_OWNER,
)
DEPRECATED_REASON = """
Nova API policies are introducing new default roles with scope_type
capabilities. Old policies are deprecated and silently going to be ignored
in nova 23.0.0 release.
"""
security_groups_policies = [
policy.DocumentedRuleDefault(
name=BASE_POLICY_NAME,
check_str=base.RULE_ADMIN_OR_OWNER,
description="""List, show, add, or remove security groups.
APIs which are directly related to security groups resource are deprecated:
Lists, shows information for, creates, updates and deletes
security groups. Creates and deletes security group rules. All these
APIs are deprecated.""",
operations=[
{
'method': 'GET',
'path': '/os-security-groups'
},
{
'method': 'GET',
'path': '/os-security-groups/{security_group_id}'
},
{
'method': 'POST',
'path': '/os-security-groups'
},
{
'method': 'PUT',
'path': '/os-security-groups/{security_group_id}'
},
{
'method': 'DELETE',
'path': '/os-security-groups/{security_group_id}'
},
]),
policy.DocumentedRuleDefault(
name=POLICY_NAME % 'list',
check_str=base.PROJECT_READER_OR_SYSTEM_READER,
description="List security groups of server.",
operations=[
{
'method': 'GET',
'path': '/servers/{server_id}/os-security-groups'
},
],
scope_types=['system', 'project'],
deprecated_rule=DEPRECATED_POLICY,
deprecated_reason=DEPRECATED_REASON,
deprecated_since='21.0.0'),
policy.DocumentedRuleDefault(
name=POLICY_NAME % 'add',
check_str=base.PROJECT_MEMBER_OR_SYSTEM_ADMIN,
description="Add security groups to server.",
operations=[
{
'method': 'POST',
'path': '/servers/{server_id}/action (addSecurityGroup)'
},
],
scope_types=['system', 'project'],
deprecated_rule=DEPRECATED_POLICY,
deprecated_reason=DEPRECATED_REASON,
deprecated_since='21.0.0'),
policy.DocumentedRuleDefault(
name=POLICY_NAME % 'remove',
check_str=base.PROJECT_MEMBER_OR_SYSTEM_ADMIN,
description="Remove security groups from server.",
operations=[
{
'method': 'POST',
'path': '/servers/{server_id}/action (removeSecurityGroup)'
},
],
scope_types=['system', 'project'],
deprecated_rule=DEPRECATED_POLICY,
deprecated_reason=DEPRECATED_REASON,
deprecated_since='21.0.0'),
]
def list_rules():
return security_groups_policies