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#!/usr/bin/env python3
#
# Copyright (C) 2022-2023 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 unittest
from base_accel_ppp_test import BasicAccelPPPTest
from configparser import ConfigParser
from vyos.utils.file import read_file
from vyos.template import range_to_regex
local_if = ['interfaces', 'dummy', 'dum667']
ac_name = 'ACN'
interface = 'eth0'
class TestServicePPPoEServer(BasicAccelPPPTest.TestCase):
@classmethod
def setUpClass(cls):
cls._base_path = ['service', 'pppoe-server']
cls._config_file = '/run/accel-pppd/pppoe.conf'
cls._chap_secrets = '/run/accel-pppd/pppoe.chap-secrets'
# call base-classes classmethod
super(TestServicePPPoEServer, cls).setUpClass()
def tearDown(self):
self.cli_delete(local_if)
super().tearDown()
def verify(self, conf):
mtu = '1492'
# validate some common values in the configuration
for tmp in ['log_syslog', 'pppoe', 'ippool',
'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 ppp
self.assertTrue(conf['ppp'].getboolean('verbose'))
self.assertTrue(conf['ppp'].getboolean('check-ip'))
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')
super().verify(conf)
def basic_config(self):
self.cli_set(local_if + ['address', '192.0.2.1/32'])
self.set(['access-concentrator', ac_name])
self.set(['interface', interface])
super().basic_config()
def test_pppoe_server_ppp_options(self):
# Test configuration of local authentication for PPPoE server
self.basic_config()
# other settings
mppe = 'require'
self.set(['ppp-options', 'ccp'])
self.set(['ppp-options', 'mppe', mppe])
self.set(['limits', 'connection-limit', '20/min'])
# min-mtu
min_mtu = '1400'
self.set(['ppp-options', 'min-mtu', min_mtu])
# mru
mru = '9000'
self.set(['ppp-options', 'mru', mru])
# interface-cache
interface_cache = '128000'
self.set(['ppp-options', 'interface-cache', interface_cache])
# commit changes
self.cli_commit()
# Validate configuration values
conf = ConfigParser(allow_no_value=True, delimiters='=')
conf.read(self._config_file)
# basic verification
self.verify(conf)
self.assertEqual(conf['chap-secrets']['gw-ip-address'], self._gateway)
# check ppp
self.assertEqual(conf['ppp']['mppe'], mppe)
self.assertEqual(conf['ppp']['min-mtu'], min_mtu)
self.assertEqual(conf['ppp']['mru'], mru)
self.assertTrue(conf['ppp'].getboolean('ccp'))
# check other settings
self.assertEqual(conf['connlimit']['limit'], '20/min')
# check interface-cache
self.assertEqual(conf['ppp']['unit-cache'], interface_cache)
def test_pppoe_server_authentication_protocols(self):
# Test configuration of local authentication for PPPoE server
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_pppoe_server_client_ip_pool(self):
# Test configuration of IPv6 client pools
self.basic_config()
subnet = '172.18.0.0/24'
fwmark = '223'
limiter = 'htb'
self.set(['client-ip-pool', 'subnet', subnet])
start = '192.0.2.10'
stop = '192.0.2.20'
stop_octet = stop.split('.')[3]
start_stop = f'{start}-{stop_octet}'
self.set(['client-ip-pool', 'start', start])
self.set(['client-ip-pool', 'stop', stop])
self.set(['shaper', 'fwmark', fwmark])
# commit changes
self.cli_commit()
# Validate configuration values
conf = ConfigParser(allow_no_value=True)
conf.read(self._config_file)
# check configured subnet
self.assertEqual(conf['ip-pool'][subnet], None)
self.assertEqual(conf['ip-pool'][start_stop], None)
self.assertEqual(conf['ip-pool']['gw-ip-address'], self._gateway)
self.assertEqual(conf['shaper']['fwmark'], fwmark)
self.assertEqual(conf['shaper']['down-limiter'], limiter)
def test_pppoe_server_client_ip_pool_name(self):
# Test configuration of named client pools
self.basic_config()
subnet = '192.0.2.0/24'
gateway = '192.0.2.1'
pool = 'VYOS'
subnet_name = f'{subnet},name'
gw_ip_prefix = f'{gateway}/24'
self.set(['client-ip-pool', 'name', pool, 'subnet', subnet])
self.set(['client-ip-pool', 'name', pool, 'gateway-address', gateway])
self.cli_delete(self._base_path + ['gateway-address'])
# commit changes
self.cli_commit()
# Validate configuration values
conf = ConfigParser(allow_no_value=True, delimiters='=')
conf.read(self._config_file)
# Validate configuration
self.assertEqual(conf['ip-pool'][subnet_name], pool)
self.assertEqual(conf['ip-pool']['gw-ip-address'], gateway)
self.assertEqual(conf['pppoe']['ip-pool'], pool)
self.assertEqual(conf['pppoe']['gw-ip-address'], gw_ip_prefix)
def test_pppoe_server_client_ipv6_pool(self):
# Test configuration of IPv6 client pools
self.basic_config()
# Enable IPv6
allow_ipv6 = 'allow'
random = 'random'
self.set(['ppp-options', 'ipv6', allow_ipv6])
self.set(['ppp-options', 'ipv6-intf-id', random])
self.set(['ppp-options', 'ipv6-accept-peer-intf-id'])
self.set(['ppp-options', 'ipv6-peer-intf-id', random])
prefix = '2001:db8:ffff::/64'
prefix_mask = '128'
client_prefix = f'{prefix},{prefix_mask}'
self.set(['client-ipv6-pool', 'prefix', prefix, 'mask', prefix_mask])
delegate_prefix = '2001:db8::/40'
delegate_mask = '56'
self.set(['client-ipv6-pool', 'delegate', delegate_prefix, 'delegation-prefix', delegate_mask])
# commit changes
self.cli_commit()
# Validate configuration values
conf = ConfigParser(allow_no_value=True, delimiters='=')
conf.read(self._config_file)
for tmp in ['ipv6pool', 'ipv6_nd', 'ipv6_dhcp']:
self.assertEqual(conf['modules'][tmp], None)
self.assertEqual(conf['ppp']['ipv6'], allow_ipv6)
self.assertEqual(conf['ppp']['ipv6-intf-id'], random)
self.assertEqual(conf['ppp']['ipv6-peer-intf-id'], random)
self.assertTrue(conf['ppp'].getboolean('ipv6-accept-peer-intf-id'))
self.assertEqual(conf['ipv6-pool'][client_prefix], None)
self.assertEqual(conf['ipv6-pool']['delegate'], f'{delegate_prefix},{delegate_mask}')
def test_accel_radius_authentication(self):
radius_called_sid = 'ifname:mac'
radius_acct_interim_jitter = '9'
radius_acct_interim_interval = '60'
self.set(['authentication', 'radius', 'called-sid-format', radius_called_sid])
self.set(['authentication', 'radius', 'acct-interim-jitter', radius_acct_interim_jitter])
self.set(['authentication', 'radius', 'accounting-interim-interval', radius_acct_interim_interval])
# run common tests
super().test_accel_radius_authentication()
# Validate configuration values
conf = ConfigParser(allow_no_value=True, delimiters='=')
conf.read(self._config_file)
# Validate configuration
self.assertEqual(conf['pppoe']['called-sid'], radius_called_sid)
self.assertEqual(conf['radius']['acct-interim-jitter'], radius_acct_interim_jitter)
self.assertEqual(conf['radius']['acct-interim-interval'], radius_acct_interim_interval)
def test_pppoe_server_vlan(self):
vlans = ['100', '200', '300-310']
# Test configuration of local authentication for PPPoE server
self.basic_config()
for vlan in vlans:
self.set(['interface', interface, 'vlan', vlan])
# commit changes
self.cli_commit()
# Validate configuration values
config = read_file(self._config_file)
for vlan in vlans:
tmp = range_to_regex(vlan)
self.assertIn(f'interface=re:^{interface}\.{tmp}$', config)
tmp = ','.join(vlans)
self.assertIn(f'vlan-mon={interface},{tmp}', config)
if __name__ == '__main__':
unittest.main(verbosity=2)
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