#!/usr/bin/env python3 # # Copyright (C) 2019 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/>. import sys from vyos.configtree import ConfigTree if (len(sys.argv) < 1): 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) config_base = ['service', 'snmp', 'v3'] if not config.exists(config_base): # Nothing to do sys.exit(0) else: # we no longer support a per trap target engine ID (https://phabricator.vyos.net/T818) if config.exists(config_base + ['v3', 'trap-target']): for target in config.list_nodes(config_base + ['v3', 'trap-target']): config.delete(config_base + ['v3', 'trap-target', target, 'engineid']) # we no longer support a per user engine ID (https://phabricator.vyos.net/T818) if config.exists(config_base + ['v3', 'user']): for user in config.list_nodes(config_base + ['v3', 'user']): config.delete(config_base + ['v3', 'user', user, 'engineid']) # we drop TSM support as there seem to be no users and this code is untested # https://phabricator.vyos.net/T1769 if config.exists(config_base + ['v3', 'tsm']): config.delete(config_base + ['v3', 'tsm']) 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)