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| | #! /usr/bin/python3
# SPDX-License-Identifier: GPL-2.0-or-later
#
# tasst - Test A Simple Socket Transport
# library of test helpers for passt & pasta
#
# tasst/metatest/veth - Test the veth creation helper
#
# These test code from tasst.site, but require additional support from
# tasst.nstool.
#
# Copyright Red Hat
# Author: David Gibson <david@gibson.dropbear.id.au>
import ipaddress
import avocado
from tasst import Tasst
from tasst.site import REAL_HOST
from tasst.nstool import UnshareSite
class VethTasst(Tasst):
"""
Test helpers for creating veths between namespaces
:avocado: tags=meta
"""
def setUp(self):
super().setUp()
self.ns1 = UnshareSite(type(self).__name__ + '.1', '-Un')
self.ns2 = UnshareSite(type(self).__name__ + '.2', '-n',
parent=self.ns1, sudo=True)
self.ns1.veth('veth1', 'veth2', self.ns2)
def tearDown(self):
self.ns2.close()
self.ns1.close()
super().tearDown()
def test_ifs(self):
self.assertCountEqual(self.ns1.ifs(), ['lo', 'veth1'])
self.assertCountEqual(self.ns2.ifs(), ['lo', 'veth2'])
def test_mtu(self):
self.assertEquals(self.ns1.mtu('veth1'), 1500)
self.assertEquals(self.ns2.mtu('veth2'), 1500)
def test_slaac(self, dad=None):
TESTMAC = '02:aa:bb:cc:dd:ee'
TESTIP = ipaddress.ip_interface('fe80::aa:bbff:fecc:ddee/64')
self.ns1.fg('ip link set dev veth1 address {}'.format(TESTMAC), sudo=True)
self.ns1.ifup('veth1', dad=dad)
self.ns2.ifup('veth2')
addrs = self.ns1.addr_wait('veth1', family='inet6', scope='link')
self.assertEqual(addrs, [TESTIP])
def test_optimistic_dad(self):
self.test_slaac(dad='optimistic')
def test_no_dad(self):
self.test_slaac(dad='disable')
|