#!/usr/bin/env python3 # # Copyright (C) 2021 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/>. from sys import argv from sys import exit from vyos.configtree import ConfigTree if __name__ == '__main__': 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() config = ConfigTree(config_file) for type in ['tunnel', 'l2tpv3']: base = ['interfaces', type] if not config.exists(base): # Nothing to do continue for interface in config.list_nodes(base): # Migrate "interface tunnel <tunX> encapsulation gre-bridge" to gretap encap_path = base + [interface, 'encapsulation'] if type == 'tunnel' and config.exists(encap_path): tmp = config.return_value(encap_path) if tmp == 'gre-bridge': config.set(encap_path, value='gretap') # Migrate "interface tunnel|l2tpv3 <interface> local-ip" to source-address # Migrate "interface tunnel|l2tpv3 <interface> remote-ip" to remote local_ip_path = base + [interface, 'local-ip'] if config.exists(local_ip_path): config.rename(local_ip_path, 'source-address') remote_ip_path = base + [interface, 'remote-ip'] if config.exists(remote_ip_path): config.rename(remote_ip_path, 'remote') 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)