#!/usr/bin/env python3 # # Copyright (C) 2024 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/>. # T3316: # - Add subnet IDs to existing subnets # - Move options to option node # - Migrate address-range to range tagNode import sys import re from vyos.configtree import ConfigTree 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() base = ['service', 'dhcpv6-server', 'shared-network-name'] config = ConfigTree(config_file) if not config.exists(base): # Nothing to do sys.exit(0) option_nodes = ['captive-portal', 'domain-search', 'name-server', 'nis-domain', 'nis-server', 'nisplus-domain', 'nisplus-server', 'sip-server', 'sntp-server', 'vendor-option'] subnet_id = 1 for network in config.list_nodes(base): if config.exists(base + [network, 'subnet']): for subnet in config.list_nodes(base + [network, 'subnet']): base_subnet = base + [network, 'subnet', subnet] if config.exists(base_subnet + ['address-range']): config.set(base_subnet + ['range']) config.set_tag(base_subnet + ['range']) range_id = 1 if config.exists(base_subnet + ['address-range', 'prefix']): for prefix in config.return_values(base_subnet + ['address-range', 'prefix']): config.set(base_subnet + ['range', range_id, 'prefix'], value=prefix) range_id += 1 if config.exists(base_subnet + ['address-range', 'start']): for start in config.list_nodes(base_subnet + ['address-range', 'start']): stop = config.return_value(base_subnet + ['address-range', 'start', start, 'stop']) config.set(base_subnet + ['range', range_id, 'start'], value=start) config.set(base_subnet + ['range', range_id, 'stop'], value=stop) range_id += 1 config.delete(base_subnet + ['address-range']) for option in option_nodes: if config.exists(base_subnet + [option]): config.set(base_subnet + ['option']) config.copy(base_subnet + [option], base_subnet + ['option', option]) config.delete(base_subnet + [option]) config.set(base_subnet + ['subnet-id'], value=subnet_id) subnet_id += 1 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)