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#!/usr/bin/env python3
#
# Copyright (C) 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 os
import unittest
from base_vyostest_shim import VyOSUnitTestSHIM
from vyos.configsession import ConfigSessionError
from vyos.utils.process import cmd
from vyos.utils.process import process_named_running
base_path = ['protocols', 'segment-routing']
PROCESS_NAME = 'zebra'
class TestProtocolsSegmentRouting(VyOSUnitTestSHIM.TestCase):
@classmethod
def setUpClass(cls):
# call base-classes classmethod
super(TestProtocolsSegmentRouting, cls).setUpClass()
# Retrieve FRR daemon PID - it is not allowed to crash, thus PID must remain the same
cls.daemon_pid = process_named_running(PROCESS_NAME)
# 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 process health and continuity
self.assertEqual(self.daemon_pid, process_named_running(PROCESS_NAME))
def test_srv6(self):
locators = {
'foo' : { 'prefix' : '2001:a::/64' },
'foo' : { 'prefix' : '2001:b::/64', 'usid' : {} },
}
for locator, locator_config in locators.items():
self.cli_set(base_path + ['srv6', 'locator', locator, 'prefix', locator_config['prefix']])
if 'usid' in locator_config:
self.cli_set(base_path + ['srv6', 'locator', locator, 'behavior-usid'])
self.cli_commit()
frrconfig = self.getFRRconfig(f'segment-routing', daemon='zebra')
self.assertIn(f'segment-routing', frrconfig)
self.assertIn(f' srv6', frrconfig)
self.assertIn(f' locators', frrconfig)
for locator, locator_config in locators.items():
self.assertIn(f' locator {locator}', frrconfig)
self.assertIn(f' prefix {locator_config["prefix"]} block-len 40 node-len 24 func-bits 16', frrconfig)
if __name__ == '__main__':
unittest.main(verbosity=2)
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