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protocols_ripng.py
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protocols_ripng.py
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#!/usr/bin/env python3
#
# Copyright VyOS maintainers and contributors <maintainers@vyos.io>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 or later as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
from sys import exit
from vyos.config import Config
from vyos.configverify import has_frr_protocol_in_dict
from vyos.configverify import verify_common_route_maps
from vyos.configverify import verify_access_list
from vyos.configverify import verify_prefix_list
from vyos.frrender import FRRender
from vyos.frrender import get_frrender_dict
from vyos.utils.dict import dict_search
from vyos.utils.process import is_systemd_service_running
from vyos import ConfigError
from vyos import airbag
airbag.enable()
def get_config(config=None):
if config:
conf = config
else:
conf = Config()
return get_frrender_dict(conf)
def verify(config_dict):
if not has_frr_protocol_in_dict(config_dict, 'ripng'):
return None
ripng = config_dict['ripng']
ripng['policy'] = config_dict['policy']
verify_common_route_maps(ripng)
acl_in = dict_search('distribute_list.access_list.in', ripng)
if acl_in: verify_access_list(acl_in, ripng, version='6')
acl_out = dict_search('distribute_list.access_list.out', ripng)
if acl_out: verify_access_list(acl_out, ripng, version='6')
prefix_list_in = dict_search('distribute_list.prefix_list.in', ripng)
if prefix_list_in: verify_prefix_list(prefix_list_in, ripng, version='6')
prefix_list_out = dict_search('distribute_list.prefix_list.out', ripng)
if prefix_list_out: verify_prefix_list(prefix_list_out, ripng, version='6')
if 'interface' in ripng:
for interface, interface_options in ripng['interface'].items():
if 'authentication' in interface_options:
if {'md5', 'plaintext_password'} <= set(interface_options['authentication']):
raise ConfigError('Can not use both md5 and plaintext-password at the same time!')
if 'split_horizon' in interface_options:
if {'disable', 'poison_reverse'} <= set(interface_options['split_horizon']):
raise ConfigError(f'You can not have "split-horizon poison-reverse" enabled ' \
f'with "split-horizon disable" for "{interface}"!')
def generate(config_dict):
if config_dict and not is_systemd_service_running('vyos-configd.service'):
FRRender().generate(config_dict)
return None
def apply(config_dict):
if config_dict and not is_systemd_service_running('vyos-configd.service'):
FRRender().apply()
return None
if __name__ == '__main__':
try:
c = get_config()
verify(c)
generate(c)
apply(c)
except ConfigError as e:
print(e)
exit(1)

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protocols_ripng.py (3 KB)

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