# 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/>. import os from vyos.defaults import directories config_file = os.path.join(directories['config'], 'config.boot') def read_saved_value(path: list): if not isinstance(path, list) or not path: return '' from vyos.configtree import ConfigTree try: with open(config_file) as f: config_string = f.read() ct = ConfigTree(config_string) except Exception: return '' if not ct.exists(path): return '' res = ct.return_values(path) if len(res) == 1: return res[0] res = ct.list_nodes(path) if len(res) == 1: return ' '.join(res) return res