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#!/usr/bin/env python3
#
# Copyright (C) 2023 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 os
from sys import argv
from sys import exit
from vyos.configtree import ConfigTree
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']
if not config.exists(base):
exit(0)
#migrate idle to ppp option lcp-echo-timeout
idle_path = base + ['idle']
if config.exists(idle_path):
config.set(base + ['ppp-options', 'lcp-echo-timeout'],
value=config.return_value(idle_path))
config.delete(idle_path)
#migrate mppe from authentication to ppp-otion
mppe_path = base + ['authentication', 'mppe']
if config.exists(mppe_path):
config.set(base + ['ppp-options', 'mppe'],
value=config.return_value(mppe_path))
config.delete(mppe_path)
#migrate require to protocol
require_path = base + ['authentication', 'require']
if config.exists(require_path):
protocols = list(config.return_values(require_path))
for protocol in protocols:
config.set(base + ['authentication', 'protocols'], value=protocol,
replace=False)
config.delete(require_path)
else:
config.set(base + ['authentication', 'protocols'], value='mschap-v2')
#migrate default gateway if not exist
if not config.exists(base + ['gateway-address']):
config.set(base + ['gateway-address'], value='10.255.255.0')
#migrate authentication radius timeout
rad_timeout_path = base + ['authentication', 'radius', 'timeout']
if config.exists(rad_timeout_path):
if int(config.return_value(rad_timeout_path)) > 60:
config.set(rad_timeout_path, value=60)
#migrate authentication radius acct timeout
rad_acct_timeout_path = base + ['authentication', 'radius', 'acct-timeout']
if config.exists(rad_acct_timeout_path):
if int(config.return_value(rad_acct_timeout_path)) > 60:
config.set(rad_acct_timeout_path,value=60)
#migrate authentication radius max-try
rad_max_try_path = base + ['authentication', 'radius', 'max-try']
if config.exists(rad_max_try_path):
if int(config.return_value(rad_max_try_path)) > 20:
config.set(rad_max_try_path, value=20)
#migrate dae-server to dynamic-author
dae_path_old = base + ['authentication', 'radius', 'dae-server']
dae_path_new = base + ['authentication', 'radius', 'dynamic-author']
if config.exists(dae_path_old + ['ip-address']):
config.set(dae_path_new + ['server'],
value=config.return_value(dae_path_old + ['ip-address']))
if config.exists(dae_path_old + ['port']):
config.set(dae_path_new + ['port'],
value=config.return_value(dae_path_old + ['port']))
if config.exists(dae_path_old + ['secret']):
config.set(dae_path_new + ['key'],
value=config.return_value(dae_path_old + ['secret']))
if config.exists(dae_path_old):
config.delete(dae_path_old)
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)
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