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#!/usr/bin/env python3
#
# Copyright (C) 020 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 os
import unittest
from configparser import ConfigParser
from psutil import process_iter
from vyos.configsession import ConfigSession
from vyos.configsession import ConfigSessionError
base_path = ['service', 'pppoe-server']
local_if = ['interfaces', 'dummy', 'dum667']
pppoe_conf = '/run/accel-pppd/pppoe.conf'
ac_name = 'ACN'
subnet = '172.18.0.0/24'
gateway = '192.0.2.1'
nameserver = '9.9.9.9'
mtu = '1492'
interface = 'eth0'
class TestServicePPPoEServer(unittest.TestCase):
def setUp(self):
self.session = ConfigSession(os.getpid())
# ensure we can also run this test on a live system - so lets clean
# out the current configuration :)
self.session.delete(base_path)
def tearDown(self):
self.session.delete(base_path)
self.session.delete(local_if)
self.session.commit()
del self.session
def verify(self, conf):
# validate some common values in the configuration
for tmp in ['log_syslog', 'pppoe', 'chap-secrets', 'ippool', 'ipv6pool',
'ipv6_nd', 'ipv6_dhcp', 'auth_mschap_v2', 'auth_mschap_v1',
'auth_chap_md5', 'auth_pap', 'shaper']:
# Settings without values provide None
self.assertEqual(conf['modules'][tmp], None)
# check Access Concentrator setting
self.assertTrue(conf['pppoe']['ac-name'] == ac_name)
self.assertTrue(conf['pppoe'].getboolean('verbose'))
self.assertTrue(conf['pppoe']['interface'], interface)
# check configured subnet
self.assertEqual(conf['ip-pool'][subnet], None)
self.assertEqual(conf['ip-pool']['gw-ip-address'], gateway)
# check ppp
self.assertTrue(conf['ppp'].getboolean('verbose'))
self.assertTrue(conf['ppp'].getboolean('check-ip'))
self.assertEqual(conf['ppp']['min-mtu'], mtu)
self.assertEqual(conf['ppp']['mtu'], mtu)
self.assertEqual(conf['ppp']['lcp-echo-interval'], '30')
self.assertEqual(conf['ppp']['lcp-echo-timeout'], '0')
self.assertEqual(conf['ppp']['lcp-echo-failure'], '3')
def basic_config(self):
self.session.set(local_if + ['address', '192.0.2.1/32'])
self.session.set(base_path + ['access-concentrator', ac_name])
self.session.set(base_path + ['authentication', 'mode', 'local'])
self.session.set(base_path + ['client-ip-pool', 'subnet', subnet])
self.session.set(base_path + ['name-server', nameserver])
self.session.set(base_path + ['interface', interface])
self.session.set(base_path + ['local-ip', gateway])
def test_local_auth(self):
""" Test configuration of local authentication for PPPoE server """
self.basic_config()
# authentication
self.session.set(base_path + ['authentication', 'local-users', 'username', 'vyos', 'password', 'vyos'])
self.session.set(base_path + ['authentication', 'mode', 'local'])
# other settings
self.session.set(base_path + ['ppp-options', 'ccp'])
self.session.set(base_path + ['ppp-options', 'mppe', 'require'])
self.session.set(base_path + ['limits', 'connection-limit', '20/min'])
# commit changes
self.session.commit()
# Validate configuration values
conf = ConfigParser(allow_no_value=True)
conf.read(pppoe_conf)
# basic verification
self.verify(conf)
# check auth
self.assertEqual(conf['chap-secrets']['chap-secrets'], '/run/accel-pppd/pppoe.chap-secrets')
self.assertEqual(conf['chap-secrets']['gw-ip-address'], gateway)
# check pado
self.assertEqual(conf['ppp']['mppe'], 'require')
self.assertTrue(conf['ppp'].getboolean('ccp'))
# check other settings
self.assertEqual(conf['connlimit']['limit'], '20/min')
# Check for running process
self.assertTrue('accel-pppd' in (p.name() for p in process_iter()))
def test_radius_auth(self):
""" Test configuration of RADIUS authentication for PPPoE server """
radius_server = '192.0.2.22'
radius_key = 'secretVyOS'
radius_port = '2000'
radius_port_acc = '3000'
self.basic_config()
self.session.set(base_path + ['authentication', 'radius', 'server', radius_server, 'key', radius_key])
self.session.set(base_path + ['authentication', 'radius', 'server', radius_server, 'port', radius_port])
self.session.set(base_path + ['authentication', 'radius', 'server', radius_server, 'acct-port', radius_port_acc])
self.session.set(base_path + ['authentication', 'mode', 'radius'])
# commit changes
self.session.commit()
# Validate configuration values
conf = ConfigParser(allow_no_value=True)
conf.read(pppoe_conf)
# basic verification
self.verify(conf)
# check auth
self.assertTrue(conf['radius'].getboolean('verbose'))
self.assertTrue(conf['radius']['acct-timeout'], '3')
self.assertTrue(conf['radius']['timeout'], '3')
self.assertTrue(conf['radius']['max-try'], '3')
self.assertTrue(conf['radius']['gw-ip-address'], gateway)
server = conf['radius']['server'].split(',')
self.assertEqual(radius_server, server[0])
self.assertEqual(radius_key, server[1])
self.assertEqual(f'auth-port={radius_port}', server[2])
self.assertEqual(f'acct-port={radius_port_acc}', server[3])
self.assertEqual(f'req-limit=0', server[4])
self.assertEqual(f'fail-time=0', server[5])
# check defaults
self.assertEqual(conf['ppp']['mppe'], 'prefer')
self.assertFalse(conf['ppp'].getboolean('ccp'))
# Check for running process
self.assertTrue('accel-pppd' in (p.name() for p in process_iter()))
if __name__ == '__main__':
unittest.main()
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