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# Copyright 2020-2024 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/>.
# Split WireGuard endpoint into address / port nodes to make use of common
# validators
import os
from vyos.configtree import ConfigTree
from vyos.utils.permission import chown
from vyos.utils.permission import chmod_750
def migrate_default_keys():
kdir = r'/config/auth/wireguard'
if os.path.exists(f'{kdir}/private.key') and not os.path.exists(f'{kdir}/default/private.key'):
location = f'{kdir}/default'
if not os.path.exists(location):
os.makedirs(location)
chown(location, 'root', 'vyattacfg')
chmod_750(location)
os.rename(f'{kdir}/private.key', f'{location}/private.key')
os.rename(f'{kdir}/public.key', f'{location}/public.key')
def migrate(config: ConfigTree) -> None:
base = ['interfaces', 'wireguard']
migrate_default_keys()
if not config.exists(base):
# Nothing to do
return
# list all individual wireguard interface isntance
for i in config.list_nodes(base):
iface = base + [i]
for peer in config.list_nodes(iface + ['peer']):
base_peer = iface + ['peer', peer]
if config.exists(base_peer + ['endpoint']):
endpoint = config.return_value(base_peer + ['endpoint'])
address = endpoint.split(':')[0]
port = endpoint.split(':')[1]
# delete old node
config.delete(base_peer + ['endpoint'])
# setup new nodes
config.set(base_peer + ['address'], value=address)
config.set(base_peer + ['port'], value=port)
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