iproute/tests/ip-neighbor-sanity-test/ip-neighbor-tests.py

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#!/usr/bin/env python3
# SPDX-License-Identifier: LGPL-2.1+
# ~~~
# runtest.sh of /CoreOS/iproute/Sanity/ip-neighbour-sanity-test
# Description: Test basic ip neighbour funcionality
#
# Author: Susant Sahani <susant@redhat.com>
# Copyright (c) 2018 Red Hat, Inc.
# ~~~
import errno
import os
import sys
import time
import unittest
import subprocess
import signal
import shutil
def setUpModule():
if shutil.which('ip') is None:
raise OSError(errno.ENOENT, 'ip not found')
class IPLinkUtilities():
def link_exists(self, link):
self.assertTrue(os.path.exists(os.path.join('/sys/class/net', link)))
def add_dummy(self):
subprocess.check_output(['ip', 'link', 'add', 'dummy-test', 'type', 'dummy'])
self.link_exists('dummy-test')
def del_dummy(self):
subprocess.check_output(['ip', 'link', 'del', 'dummy-test'])
class IPNeighborTests(unittest.TestCase, IPLinkUtilities):
def setUp(self):
self.add_dummy()
self.link_exists('dummy-test')
def tearDown(self):
self.del_dummy()
def test_add_neighbor(self):
subprocess.call("ip neighbor add 192.168.100.1 lladdr 00:c0:7b:7d:00:c8 dev dummy-test nud permanent", shell=True)
output=subprocess.check_output(['ip', 'neighbour', 'show', 'dev', 'dummy-test']).rstrip().decode('utf-8')
print(output)
self.assertRegex(output, "192.168.100.1 lladdr 00:c0:7b:7d:00:c8 PERMANENT")
subprocess.call("ip neighbor del 192.168.100.1 dev dummy-test", shell=True)
def test_replace_neighbor(self):
subprocess.call("ip neighbor add 192.168.99.254 lladdr 00:80:c8:27:69:2d dev dummy-test", shell=True)
output=subprocess.check_output(['ip', 'neighbour', 'show', 'dev', 'dummy-test']).rstrip().decode('utf-8')
print(output)
self.assertRegex(output, "192.168.99.254 lladdr 00:80:c8:27:69:2d PERMANENT")
subprocess.call("ip neighbor change 192.168.99.254 lladdr 00:80:c8:27:69:2d dev dummy-test", shell=True)
print(output)
self.assertRegex(output, "192.168.99.254 lladdr 00:80:c8:27:69:2d PERMANENT")
subprocess.call("ip neighbor del 192.168.99.254 dev dummy-test", shell=True)
if __name__ == '__main__':
unittest.main(testRunner=unittest.TextTestRunner(stream=sys.stdout,
verbosity=2))