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test_protocols_mpls.py
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test_protocols_mpls.py
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#!/usr/bin/env python3
#
# Copyright (C) 2021 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_vyostest_shim import VyOSUnitTestSHIM
from vyos.configsession import ConfigSessionError
from vyos.ifconfig import Section
from vyos.util import process_named_running
PROCESS_NAME = 'ldpd'
base_path = ['protocols', 'mpls', 'ldp']
peers = {
'192.0.2.10' : {
'intv_rx' : '500',
'intv_tx' : '600',
'multihop' : '',
'source_addr': '192.0.2.254',
},
'192.0.2.20' : {
'echo_mode' : '',
'intv_echo' : '100',
'intv_mult' : '100',
'intv_rx' : '222',
'intv_tx' : '333',
'passive' : '',
'shutdown' : '',
},
'2001:db8::a' : {
'source_addr': '2001:db8::1',
},
'2001:db8::b' : {
'source_addr': '2001:db8::1',
'multihop' : '',
},
}
profiles = {
'foo' : {
'echo_mode' : '',
'intv_echo' : '100',
'intv_mult' : '101',
'intv_rx' : '222',
'intv_tx' : '333',
'shutdown' : '',
},
'bar' : {
'intv_mult' : '102',
'intv_rx' : '444',
'passive' : '',
},
}
class TestProtocolsMPLS(VyOSUnitTestSHIM.TestCase):
@classmethod
def setUpClass(cls):
super(TestProtocolsMPLS, cls).setUpClass()
# ensure we can also run this test on a live system - so lets clean
# out the current configuration :)
cls.cli_delete(cls, base_path)
def tearDown(self):
self.cli_delete(base_path)
self.cli_commit()
# Check for running process
self.assertTrue(process_named_running(PROCESS_NAME))
def test_mpls_basic(self):
router_id = '1.2.3.4'
transport_ipv4_addr = '5.6.7.8'
interfaces = Section.interfaces('ethernet')
self.cli_set(base_path + ['router-id', router_id])
# At least one LDP interface must be configured
with self.assertRaises(ConfigSessionError):
self.cli_commit()
for interface in interfaces:
self.cli_set(base_path + ['interface', interface])
# LDP transport address missing
with self.assertRaises(ConfigSessionError):
self.cli_commit()
self.cli_set(base_path + ['discovery', 'transport-ipv4-address', transport_ipv4_addr])
# Commit changes
self.cli_commit()
# Validate configuration
frrconfig = self.getFRRconfig('mpls ldp', daemon=PROCESS_NAME)
self.assertIn(f'mpls ldp', frrconfig)
self.assertIn(f' router-id {router_id}', frrconfig)
# Validate AFI IPv4
afiv4_config = self.getFRRconfig(' address-family ipv4', daemon=PROCESS_NAME)
self.assertIn(f' discovery transport-address {transport_ipv4_addr}', afiv4_config)
for interface in interfaces:
self.assertIn(f' interface {interface}', afiv4_config)
if __name__ == '__main__':
unittest.main(verbosity=2)

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