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#!/usr/bin/env python3
#
# Copyright (C) 2018 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
import jinja2
import vyos.config
import vyos.defaults
from vyos import ConfigError
charon_conf_file = "/etc/strongswan.d/charon.conf"
def get_config():
config = vyos.config.Config()
data = {"install_routes": "yes"}
if config.exists("vpn ipsec options disable-route-autoinstall"):
data["install_routes"] = "no"
return data
def verify(data):
pass
def generate(data):
tmpl_path = os.path.join(vyos.defaults.directories["data"], "templates", "ipsec")
fs_loader = jinja2.FileSystemLoader(tmpl_path)
env = jinja2.Environment(loader=fs_loader)
charon_conf_tmpl = env.get_template("charon.tmpl")
charon_conf = charon_conf_tmpl.render(data)
with open(charon_conf_file, 'w') as f:
f.write(charon_conf)
def apply(data):
# Do nothing
# StrongSWAN should only be restarted when actual tunnels are configured
pass
if __name__ == '__main__':
try:
c = get_config()
verify(c)
generate(c)
apply(c)
except ConfigError as e:
print(e)
sys.exit(1)
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