summaryrefslogtreecommitdiff
path: root/smoketest/scripts/cli/test_interfaces_pppoe.py
blob: f4efed6410bb2d1de908c78b45162a15eae33073 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
#!/usr/bin/env python3
#
# Copyright (C) 2019-2023 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 re
import unittest

from psutil import process_iter
from base_vyostest_shim import VyOSUnitTestSHIM

from vyos.configsession import ConfigSessionError

config_file = '/etc/ppp/peers/{}'
base_path = ['interfaces', 'pppoe']

def get_config_value(interface, key):
    with open(config_file.format(interface), 'r') as f:
        for line in f:
            if line.startswith(key):
                return list(line.split())
    return []

# add a classmethod to setup a temporaray PPPoE server for "proper" validation
class PPPoEInterfaceTest(VyOSUnitTestSHIM.TestCase):
    @classmethod
    def setUpClass(cls):
        super(PPPoEInterfaceTest, cls).setUpClass()

        cls._interfaces = ['pppoe10', 'pppoe20', 'pppoe30']
        cls._source_interface = 'eth0'

    def tearDown(self):
        # Validate PPPoE client process
        for interface in self._interfaces:
            running = False
            for proc in process_iter():
                if interface in proc.cmdline():
                    running = True
                    break
            self.assertTrue(running)

        self.cli_delete(base_path)
        self.cli_commit()

    def test_01_pppoe_client(self):
        # Check if PPPoE dialer can be configured and runs
        for interface in self._interfaces:
            user = f'VyOS-user-{interface}'
            passwd = f'VyOS-passwd-{interface}'
            mtu = '1400'

            self.cli_set(base_path + [interface, 'authentication', 'username', user])
            self.cli_set(base_path + [interface, 'authentication', 'password', passwd])
            self.cli_set(base_path + [interface, 'mtu', mtu])
            self.cli_set(base_path + [interface, 'no-peer-dns'])

            # check validate() - a source-interface is required
            with self.assertRaises(ConfigSessionError):
                self.cli_commit()
            self.cli_set(base_path + [interface, 'source-interface', self._source_interface])

        # commit changes
        self.cli_commit()

        # verify configuration file(s)
        for interface in self._interfaces:
            user = f'VyOS-user-{interface}'
            passwd = f'VyOS-passwd-{interface}'

            tmp = get_config_value(interface, 'mtu')[1]
            self.assertEqual(tmp, mtu)
            tmp = get_config_value(interface, 'user')[1].replace('"', '')
            self.assertEqual(tmp, user)
            tmp = get_config_value(interface, 'password')[1].replace('"', '')
            self.assertEqual(tmp, passwd)
            tmp = get_config_value(interface, 'ifname')[1]
            self.assertEqual(tmp, interface)

    def test_02_pppoe_client_disabled_interface(self):
        # Check if PPPoE Client can be disabled
        for interface in self._interfaces:
            user = f'VyOS-user-{interface}'
            passwd = f'VyOS-passwd-{interface}'

            self.cli_set(base_path + [interface, 'authentication', 'username', user])
            self.cli_set(base_path + [interface, 'authentication', 'password', passwd])
            self.cli_set(base_path + [interface, 'source-interface', self._source_interface])
            self.cli_set(base_path + [interface, 'disable'])

        self.cli_commit()

        # Validate PPPoE client process - must not run as interfaces are disabled
        for interface in self._interfaces:
            running = False
            for proc in process_iter():
                if interface in proc.cmdline():
                    running = True
                    break
            self.assertFalse(running)

        # enable PPPoE interfaces
        for interface in self._interfaces:
            self.cli_delete(base_path + [interface, 'disable'])

        self.cli_commit()


    def test_03_pppoe_authentication(self):
        # When username or password is set - so must be the other
        for interface in self._interfaces:
            user = f'VyOS-user-{interface}'
            passwd = f'VyOS-passwd-{interface}'

            self.cli_set(base_path + [interface, 'authentication', 'username', user])
            self.cli_set(base_path + [interface, 'source-interface', self._source_interface])
            self.cli_set(base_path + [interface, 'ipv6', 'address', 'autoconf'])

            # check validate() - if user is set, so must be the password
            with self.assertRaises(ConfigSessionError):
                self.cli_commit()

            self.cli_set(base_path + [interface, 'authentication', 'password', passwd])

        self.cli_commit()

    def test_04_pppoe_dhcpv6pd(self):
        # Check if PPPoE dialer can be configured with DHCPv6-PD
        address = '1'
        sla_id = '0'
        sla_len = '8'

        for interface in self._interfaces:
            user = f'VyOS-user-{interface}'
            passwd = f'VyOS-passwd-{interface}'

            self.cli_set(base_path + [interface, 'authentication', 'username', user])
            self.cli_set(base_path + [interface, 'authentication', 'password', passwd])
            self.cli_set(base_path + [interface, 'no-default-route'])
            self.cli_set(base_path + [interface, 'no-peer-dns'])
            self.cli_set(base_path + [interface, 'source-interface', self._source_interface])
            self.cli_set(base_path + [interface, 'ipv6', 'address', 'autoconf'])

            # prefix delegation stuff
            dhcpv6_pd_base = base_path + [interface, 'dhcpv6-options', 'pd', '0']
            self.cli_set(dhcpv6_pd_base + ['length', '56'])
            self.cli_set(dhcpv6_pd_base + ['interface', self._source_interface, 'address', address])
            self.cli_set(dhcpv6_pd_base + ['interface', self._source_interface, 'sla-id',  sla_id])

        # commit changes
        self.cli_commit()

        for interface in self._interfaces:
            user = f'VyOS-user-{interface}'
            passwd = f'VyOS-passwd-{interface}'

            # verify "normal" PPPoE value - 1492 is default MTU
            tmp = get_config_value(interface, 'mtu')[1]
            self.assertEqual(tmp, '1492')
            tmp = get_config_value(interface, 'user')[1].replace('"', '')
            self.assertEqual(tmp, user)
            tmp = get_config_value(interface, 'password')[1].replace('"', '')
            self.assertEqual(tmp, passwd)
            tmp = get_config_value(interface, '+ipv6 ipv6cp-use-ipaddr')
            self.assertListEqual(tmp, ['+ipv6', 'ipv6cp-use-ipaddr'])

    def test_05_pppoe_options(self):
        # Check if PPPoE dialer can be configured with DHCPv6-PD
        for interface in self._interfaces:
            user = f'VyOS-user-{interface}'
            passwd = f'VyOS-passwd-{interface}'
            ac_name = f'AC{interface}'
            service_name = f'SRV{interface}'
            host_uniq = 'cafebeefBABE123456'

            self.cli_set(base_path + [interface, 'authentication', 'username', user])
            self.cli_set(base_path + [interface, 'authentication', 'password', passwd])
            self.cli_set(base_path + [interface, 'source-interface', self._source_interface])

            self.cli_set(base_path + [interface, 'access-concentrator', ac_name])
            self.cli_set(base_path + [interface, 'service-name', service_name])
            self.cli_set(base_path + [interface, 'host-uniq', host_uniq])

        # commit changes
        self.cli_commit()

        for interface in self._interfaces:
            ac_name = f'AC{interface}'
            service_name = f'SRV{interface}'
            host_uniq = 'cafebeefBABE123456'

            tmp = get_config_value(interface, 'pppoe-ac')[1]
            self.assertEqual(tmp, f'"{ac_name}"')
            tmp = get_config_value(interface, 'pppoe-service')[1]
            self.assertEqual(tmp, f'"{service_name}"')
            tmp = get_config_value(interface, 'pppoe-host-uniq')[1]
            self.assertEqual(tmp, f'"{host_uniq}"')

if __name__ == '__main__':
    unittest.main(verbosity=2)