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#!/usr/bin/env python3
#
# Copyright (C) 2023 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/>.
# T5165: Migrate policy local-route rule <tag> destination|source
import re
from sys import argv
from sys import exit
from vyos.configtree import ConfigTree
from vyos.ifconfig import Section
if len(argv) < 2:
print("Must specify file name!")
exit(1)
file_name = argv[1]
with open(file_name, 'r') as f:
config_file = f.read()
base4 = ['policy', 'local-route']
base6 = ['policy', 'local-route6']
config = ConfigTree(config_file)
if not config.exists(base4) and not config.exists(base6):
# Nothing to do
exit(0)
# replace 'policy local-route{v6} rule <tag> destination|source <x.x.x.x>'
# => 'policy local-route{v6} rule <tag> destination|source address <x.x.x.x>'
for base in [base4, base6]:
if config.exists(base + ['rule']):
for rule in config.list_nodes(base + ['rule']):
dst_path = base + ['rule', rule, 'destination']
src_path = base + ['rule', rule, 'source']
# Destination
if config.exists(dst_path):
for dst_addr in config.return_values(dst_path):
config.set(dst_path + ['address'], value=dst_addr, replace=False)
# Source
if config.exists(src_path):
for src_addr in config.return_values(src_path):
config.set(src_path + ['address'], value=src_addr, replace=False)
try:
with open(file_name, 'w') as f:
f.write(config.to_string())
except OSError as e:
print("Failed to save the modified config: {}".format(e))
exit(1)
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