ZhouHeng a9f26b81e2 revive neutron-fwaas project
This reverts commit caae7b6a6f5e8944dbe359b6472be2507bbf5e12.

Reason for revert:
Many users still need L3 firewalls and Inspur team wants to maintain
this project.
Neutron drivers team discussed the topic of the maintenance of
neutron-fwaas, and agreed to include neutron-fwaas again to Neutron
stadium[1].

Some updates have been made:
Remove use "autonested_transaction" method, see more [2]
Replace "neutron_lib.callbacks.registry.notify" with "registry.publish"
Replace rootwrap execution with privsep context execution.
Ensure db Models and migration scripts are sync, set table
firewall_group_port_associations_v2's two columns nullable=False

[1] https://meetings.opendev.org/meetings/neutron_drivers/2022/neutron_drivers.2022-01-28-14.00.log.html#l-14
[2] https://review.opendev.org/c/openstack/neutron-lib/+/761728

Change-Id: I14f551c199d9badcf25b9e65c954c012326d27cd
2022-03-01 01:01:47 +00:00

30 lines
1.2 KiB
Python

# Copyright (c) 2017 Thales Services SAS
# 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_privsep import capabilities as c
from oslo_privsep import priv_context
# It is expected that most (if not all) neutron-fwaas operations can be
# executed with these privileges.
default = priv_context.PrivContext(
__name__,
cfg_section='privsep',
pypath=__name__ + '.default',
# TODO(gus): CAP_SYS_ADMIN is required (only?) for manipulating
# network namespaces. SYS_ADMIN is a lot of scary powers, so
# consider breaking this out into a separate minimal context.
capabilities=[c.CAP_SYS_ADMIN, c.CAP_NET_ADMIN],
)