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| | #! /usr/bin/env avocado-runner-avocado-classless
# SPDX-License-Identifier: GPL-2.0-or-later
#
# Copyright Red Hat
# Author: David Gibson <david@gibson.dropbear.id.au>
"""
Test A Simple Socket Transport
meta/veth.py - Test various veth configurations
"""
import contextlib
import ipaddress
from avocado_classless.test import assert_eq, assert_eq_unordered, test
from tasst.nstool import unshare_site
from tasst.transfer import test_transfers
from tasst.address import IpiAllocator
@contextlib.contextmanager
def unconfigured_veth():
with unshare_site('ns1', '-Un') as ns1:
with unshare_site('ns2', '-n', parent=ns1, sudo=True) as ns2:
ns1.veth('veth1', 'veth2', ns2)
yield (ns1, ns2)
@test
def test_ifs():
with unconfigured_veth() as (ns1, ns2):
assert_eq_unordered(ns1.ifs(), ['lo', 'veth1'])
assert_eq_unordered(ns2.ifs(), ['lo', 'veth2'])
@test
def test_mtu():
with unconfigured_veth() as (ns1, ns2):
assert_eq(ns1.mtu('veth1'), 1500)
assert_eq(ns2.mtu('veth2'), 1500)
@test
def test_slaac(dad=None):
TESTMAC = '02:aa:bb:cc:dd:ee'
TESTIP = ipaddress.ip_interface('fe80::aa:bbff:fecc:ddee/64')
with unconfigured_veth() as (ns1, ns2):
ns1.fg(f'ip link set dev veth1 address {TESTMAC}', sudo=True)
ns1.ifup('veth1', dad=dad)
ns2.ifup('veth2')
addrs = ns1.addr_wait('veth1', family='inet6', scope='link')
assert_eq(addrs, [TESTIP])
@test
def test_optimistic_dad():
test_slaac(dad='optimistic')
@test
def test_no_dad():
test_slaac(dad='disable')
ipa = IpiAllocator()
NS1_IP4, NS1_IP6 = ipa.next_ipis()
NS2_IP4, NS2_IP6 = ipa.next_ipis()
@test_transfers(ip4=NS2_IP4.ip, ip6=NS2_IP6.ip, port=10000)
@contextlib.contextmanager
def configured_veth():
with unconfigured_veth() as (ns1, ns2):
ns1.ifup('lo')
ns1.ifup('veth1', NS1_IP4, NS1_IP6, dad='disable')
ns2.ifup('lo')
ns2.ifup('veth2', NS2_IP4, NS2_IP6, dad='disable')
yield (ns1, ns2)
|