# Copyright 2023-2024 VyOS maintainers and contributors <maintainers@vyos.io> # # This library is free software; you can redistribute it and/or # modify it under the terms of the GNU Lesser General Public # License as published by the Free Software Foundation; either # version 2.1 of the License, or (at your option) any later version. # # This library 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 # Lesser General Public License for more details. # # You should have received a copy of the GNU Lesser General Public License # along with this library. If not, see <http://www.gnu.org/licenses/>. # T5154: allow only one ip address per family for parameter 'listen-address' # Allow only one interface for parameter 'interface' # If more than one are specified, remove such entries from vyos.configtree import ConfigTree from vyos.template import is_ipv4 from vyos.template import is_ipv6 base_path = ['service', 'ntp'] def migrate(config: ConfigTree) -> None: if not config.exists(base_path): # Nothing to do return if config.exists(base_path + ['listen-address']) and (len([addr for addr in config.return_values(base_path + ['listen-address']) if is_ipv4(addr)]) > 1): for addr in config.return_values(base_path + ['listen-address']): if is_ipv4(addr): config.delete_value(base_path + ['listen-address'], addr) if config.exists(base_path + ['listen-address']) and (len([addr for addr in config.return_values(base_path + ['listen-address']) if is_ipv6(addr)]) > 1): for addr in config.return_values(base_path + ['listen-address']): if is_ipv6(addr): config.delete_value(base_path + ['listen-address'], addr) if config.exists(base_path + ['interface']): if len(config.return_values(base_path + ['interface'])) > 1: config.delete(base_path + ['interface'])