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#!/usr/bin/env python3
#
# Copyright (C) 2022 VyOS maintainers and contributors
#
# 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/>.
# T3976: change cli
# from: set policy route-map FOO rule 10 match ipv6 nexthop 'h:h:h:h:h:h:h:h'
# to: set policy route-map FOO rule 10 match ipv6 nexthop address 'h:h:h:h:h:h:h:h'
from sys import argv
from sys import exit
from vyos.configtree import ConfigTree
if (len(argv) < 1):
print("Must specify file name!")
exit(1)
file_name = argv[1]
with open(file_name, 'r') as f:
config_file = f.read()
base = ['policy', 'route-map']
config = ConfigTree(config_file)
if not config.exists(base):
# Nothing to do
exit(0)
for route_map in config.list_nodes(base):
if not config.exists(base + [route_map, 'rule']):
continue
for rule in config.list_nodes(base + [route_map, 'rule']):
base_rule = base + [route_map, 'rule', rule]
if config.exists(base_rule + ['match', 'ipv6', 'nexthop']):
tmp = config.return_value(base_rule + ['match', 'ipv6', 'nexthop'])
config.delete(base_rule + ['match', 'ipv6', 'nexthop'])
config.set(base_rule + ['match', 'ipv6', 'nexthop', 'address'], value=tmp)
try:
with open(file_name, 'w') as f:
f.write(config.to_string())
except OSError as e:
print(f'Failed to save the modified config: {e}')
exit(1)
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