#!/usr/bin/env python3 # # Copyright (C) 2021-2023 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/>. # # Deletes Wireguard peers if they have the same public key as the router has. import sys from vyos.configtree import ConfigTree from vyos.utils.network import is_wireguard_key_pair if __name__ == '__main__': if len(sys.argv) < 2: print("Must specify file name!") sys.exit(1) file_name = sys.argv[1] with open(file_name, 'r') as f: config_file = f.read() config = ConfigTree(config_file) base = ['interfaces', 'wireguard'] if not config.exists(base): # Nothing to do sys.exit(0) for interface in config.list_nodes(base): if not config.exists(base + [interface, 'private-key']): continue private_key = config.return_value(base + [interface, 'private-key']) interface_base = base + [interface] if config.exists(interface_base + ['peer']): for peer in config.list_nodes(interface_base + ['peer']): peer_base = interface_base + ['peer', peer] if not config.exists(peer_base + ['public-key']): continue peer_public_key = config.return_value(peer_base + ['public-key']) if not config.exists(peer_base + ['disable']) \ and is_wireguard_key_pair(private_key, peer_public_key): config.set(peer_base + ['disable']) 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)) sys.exit(1)