diff options
Diffstat (limited to 'src/migration-scripts/l2tp/4-to-5')
| -rw-r--r--[-rwxr-xr-x] | src/migration-scripts/l2tp/4-to-5 | 105 |
1 files changed, 44 insertions, 61 deletions
diff --git a/src/migration-scripts/l2tp/4-to-5 b/src/migration-scripts/l2tp/4-to-5 index b7f4d2677..56d451b8d 100755..100644 --- a/src/migration-scripts/l2tp/4-to-5 +++ b/src/migration-scripts/l2tp/4-to-5 @@ -1,85 +1,68 @@ -#!/usr/bin/env python3 +# Copyright 2023-2024 VyOS maintainers and contributors <maintainers@vyos.io> # -# Copyright (C) 2023-2024 VyOS maintainers and contributors +# 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 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, +# 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 General Public License for more details. +# 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 General Public License -# along with this program. If not, see <http://www.gnu.org/licenses/>. +# 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/>. # - move all pool to named pools # 'start-stop' migrate to namedpool 'default-range-pool' # 'subnet' migrate to namedpool 'default-subnet-pool' # 'default-subnet-pool' is the next pool for 'default-range-pool' -from sys import argv -from sys import exit from vyos.configtree import ConfigTree from vyos.base import Warning -if len(argv) < 2: - print("Must specify file name!") - exit(1) - -file_name = argv[1] - -with open(file_name, 'r') as f: - config_file = f.read() - -config = ConfigTree(config_file) base = ['vpn', 'l2tp', 'remote-access'] pool_base = base + ['client-ip-pool'] -if not config.exists(base): - exit(0) -if not config.exists(pool_base): - exit(0) -default_pool = '' -range_pool_name = 'default-range-pool' +def migrate(config: ConfigTree) -> None: + if not config.exists(base): + return -if config.exists(pool_base + ['start']) and config.exists(pool_base + ['stop']): - def is_legalrange(ip1: str, ip2: str, mask: str): - from ipaddress import IPv4Interface - interface1 = IPv4Interface(f'{ip1}/{mask}') + if not config.exists(pool_base): + return - interface2 = IPv4Interface(f'{ip2}/{mask}') - return interface1.network.network_address == interface2.network.network_address and interface2.ip > interface1.ip + default_pool = '' + range_pool_name = 'default-range-pool' - start_ip = config.return_value(pool_base + ['start']) - stop_ip = config.return_value(pool_base + ['stop']) - if is_legalrange(start_ip, stop_ip,'24'): - ip_range = f'{start_ip}-{stop_ip}' - config.set(pool_base + [range_pool_name, 'range'], value=ip_range, replace=False) - default_pool = range_pool_name - else: - Warning( - f'L2TP client-ip-pool range start-ip:{start_ip} and stop-ip:{stop_ip} can not be migrated.') + if config.exists(pool_base + ['start']) and config.exists(pool_base + ['stop']): + def is_legalrange(ip1: str, ip2: str, mask: str): + from ipaddress import IPv4Interface + interface1 = IPv4Interface(f'{ip1}/{mask}') + + interface2 = IPv4Interface(f'{ip2}/{mask}') + return interface1.network.network_address == interface2.network.network_address and interface2.ip > interface1.ip - config.delete(pool_base + ['start']) - config.delete(pool_base + ['stop']) + start_ip = config.return_value(pool_base + ['start']) + stop_ip = config.return_value(pool_base + ['stop']) + if is_legalrange(start_ip, stop_ip,'24'): + ip_range = f'{start_ip}-{stop_ip}' + config.set(pool_base + [range_pool_name, 'range'], value=ip_range, replace=False) + default_pool = range_pool_name + else: + Warning( + f'L2TP client-ip-pool range start-ip:{start_ip} and stop-ip:{stop_ip} can not be migrated.') -if config.exists(pool_base + ['subnet']): - for subnet in config.return_values(pool_base + ['subnet']): - config.set(pool_base + [range_pool_name, 'range'], value=subnet, replace=False) + config.delete(pool_base + ['start']) + config.delete(pool_base + ['stop']) - config.delete(pool_base + ['subnet']) - default_pool = range_pool_name + if config.exists(pool_base + ['subnet']): + for subnet in config.return_values(pool_base + ['subnet']): + config.set(pool_base + [range_pool_name, 'range'], value=subnet, replace=False) -if default_pool: - config.set(base + ['default-pool'], value=default_pool) -# format as tag node -config.set_tag(pool_base) + config.delete(pool_base + ['subnet']) + default_pool = range_pool_name -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) + if default_pool: + config.set(base + ['default-pool'], value=default_pool) + # format as tag node + config.set_tag(pool_base) |