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#!/usr/bin/env python3
#
# Copyright VyOS maintainers and contributors <maintainers@vyos.io>
#
# 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 unittest
from base_accel_ppp_test import BasicAccelPPPTest
from base_vyostest_shim import VyOSUnitTestSHIM
from configparser import ConfigParser
from vyos.utils.process import cmd
from vyos.utils.file import read_file
swanctl_file = '/etc/swanctl/swanctl.conf'
class TestVPNL2TPServer(BasicAccelPPPTest.TestCase):
@classmethod
def setUpClass(cls):
cls._base_path = ['vpn', 'l2tp', 'remote-access']
cls._config_file = '/run/accel-pppd/l2tp.conf'
cls._chap_secrets = '/run/accel-pppd/l2tp.chap-secrets'
cls._protocol_section = 'l2tp'
# call base-classes classmethod
super(TestVPNL2TPServer, cls).setUpClass()
@classmethod
def tearDownClass(cls):
super(TestVPNL2TPServer, cls).tearDownClass()
def basic_protocol_specific_config(self):
pass
def test_l2tp_server_authentication_protocols(self):
# Test configuration of local authentication protocols
self.basic_config()
# explicitly test mschap-v2 - no special reason
self.set( ['authentication', 'protocols', 'mschap-v2'])
# commit changes
self.cli_commit()
# Validate configuration values
conf = ConfigParser(allow_no_value=True)
conf.read(self._config_file)
self.assertEqual(conf['modules']['auth_mschap_v2'], None)
def test_vpn_l2tp_dependence_ipsec_swanctl(self):
# Test config vpn for tasks T3843 and T5926
outside_address = '203.0.113.1'
base_path = ['vpn', 'l2tp', 'remote-access']
# make precondition
self.cli_set(['interfaces', 'dummy', 'dum0', 'address', '203.0.113.1/32'])
self.cli_set(['vpn', 'ipsec', 'interface', 'dum0'])
# Passing the 'unique = never' for StrongSwan's `connections.<conn>.unique` parameter
self.cli_set(['vpn', 'ipsec', 'disable-uniqreqids'])
self.cli_commit()
# check ipsec apply to swanctl
self.assertEqual('', cmd('echo vyos | sudo -S swanctl -L '))
self.cli_set(base_path + ['authentication', 'local-users', 'username', 'foo', 'password', 'bar'])
self.cli_set(base_path + ['authentication', 'mode', 'local'])
self.cli_set(base_path + ['authentication', 'protocols', 'chap'])
self.cli_set(base_path + ['client-ip-pool', 'first', 'range', '10.200.100.100-10.200.100.110'])
self.cli_set(base_path + ['description', 'VPN - REMOTE'])
self.cli_set(base_path + ['name-server', '1.1.1.1'])
self.cli_set(base_path + ['ipsec-settings', 'authentication', 'mode', 'pre-shared-secret'])
self.cli_set(base_path + ['ipsec-settings', 'authentication', 'pre-shared-secret', 'SeCret'])
self.cli_set(base_path + ['ipsec-settings', 'ike-lifetime', '8600'])
self.cli_set(base_path + ['ipsec-settings', 'lifetime', '3600'])
self.cli_set(base_path + ['outside-address', outside_address])
self.cli_set(base_path + ['gateway-address', '203.0.113.1'])
self.cli_commit()
# check l2tp apply to swanctl
self.assertTrue('l2tp_remote_access:' in cmd('echo vyos | sudo -S swanctl -L '))
swanctl_conf = read_file(swanctl_file)
swanctl_lines = [
f'local_addrs = {outside_address}',
'proposals = aes256-sha1-modp1024,3des-sha1-modp1024',
'dpd_delay = 15s',
'dpd_timeout = 45s',
'rekey_time = 8600s',
'reauth_time = 0',
'unique = never',
]
for line in swanctl_lines:
self.assertIn(line, swanctl_conf)
self.cli_delete(['vpn', 'l2tp'])
self.cli_commit()
# check l2tp apply to swanctl after delete config
self.assertEqual('', cmd('echo vyos | sudo -S swanctl -L '))
# need to correct tearDown test
self.basic_config()
self.cli_set(base_path + ['authentication', 'protocols', 'chap'])
self.cli_commit()
def test_l2tp_radius_server(self):
base_path = ['vpn', 'l2tp', 'remote-access']
radius_server = "192.0.2.22"
radius_key = "secretVyOS"
self.cli_set(base_path + ['authentication', 'mode', 'radius'])
self.cli_set(base_path + ['gateway-address', '192.0.2.1'])
self.cli_set(base_path + ['client-ip-pool', 'SIMPLE-POOL', 'range', '192.0.2.0/24'])
self.cli_set(base_path + ['default-pool', 'SIMPLE-POOL'])
self.cli_set(base_path + ['authentication', 'radius', 'server', radius_server, 'key', radius_key])
self.cli_set(base_path + ['authentication', 'radius', 'server', radius_server, 'priority', '10'])
self.cli_set(base_path + ['authentication', 'radius', 'server', radius_server, 'backup'])
# commit changes
self.cli_commit()
# Validate configuration values
conf = ConfigParser(allow_no_value=True)
conf.read(self._config_file)
server = conf["radius"]["server"].split(",")
self.assertIn('weight=10', server)
self.assertIn('backup', server)
if __name__ == '__main__':
unittest.main(verbosity=2, failfast=VyOSUnitTestSHIM.TestCase.debug_on())
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