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#!/usr/bin/env python3
#
# Copyright (C) 2021-2022 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 re
import argparse
from vyos.util import call
SWANCTL_CONF = '/etc/swanctl/swanctl.conf'
def get_peer_connections(peer, tunnel, return_all = False):
search = rf'^[\s]*(peer_{peer}_(tunnel_[\d]+|vti)).*'
matches = []
with open(SWANCTL_CONF, 'r') as f:
for line in f.readlines():
result = re.match(search, line)
if result:
suffix = f'tunnel_{tunnel}' if tunnel.isnumeric() else tunnel
if return_all or (result[2] == suffix):
matches.append(result[1])
return matches
def debug_peer(peer, tunnel):
peer = peer.replace(':', '-')
if not peer or peer == "all":
debug_commands = [
"ipsec statusall",
"swanctl -L",
"swanctl -l",
"swanctl -P",
"ip x sa show",
"ip x policy show",
"ip tunnel show",
"ip address",
"ip rule show",
"ip route | head -100",
"ip route show table 220"
]
for debug_cmd in debug_commands:
print(f'\n### {debug_cmd} ###')
call(debug_cmd)
return
if not tunnel or tunnel == 'all':
tunnel = ''
conns = get_peer_connections(peer, tunnel, return_all = (tunnel == '' or tunnel == 'all'))
if not conns:
print('Peer not found, aborting')
return
for conn in conns:
call(f'/usr/sbin/ipsec statusall | grep {conn}')
if __name__ == '__main__':
parser = argparse.ArgumentParser()
parser.add_argument('--action', help='Control action', required=True)
parser.add_argument('--name', help='Name for peer reset', required=False)
parser.add_argument('--tunnel', help='Specific tunnel of peer', required=False)
args = parser.parse_args()
if args.action == "vpn-debug":
debug_peer(args.name, args.tunnel)
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