#!/usr/bin/env python3 # # Copyright (C) 2020 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/>. # - rename CLI node 'dhcpv6-options delgate' to 'dhcpv6-options prefix-delegation # interface' # - rename CLI node 'interface-id' for prefix-delegation to 'address' as it # represents the local interface IPv6 address assigned by DHCPv6-PD from sys import exit, argv 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 intf_type in config.list_nodes(['interfaces']): for intf in config.list_nodes(['interfaces', intf_type]): # cache current config tree base_path = ['interfaces', intf_type, intf, 'dhcpv6-options', 'delegate'] if config.exists(base_path): # cache new config tree new_path = ['interfaces', intf_type, intf, 'dhcpv6-options', 'prefix-delegation'] if not config.exists(new_path): config.set(new_path) # copy to new node config.copy(base_path, new_path + ['interface']) # rename interface-id to address for interface in config.list_nodes(new_path + ['interface']): config.rename(new_path + ['interface', interface, 'interface-id'], 'address') # delete old noe config.delete(base_path) 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)