FreeBSD ICMP6 Kyua test

icmp6.sh

#!/usr/bin/env atf-sh
#-
# SPDX-License-Identifier: BSD-2-Clause
#
# Copyright (c) 2020 Neel Chauhan
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# $FreeBSD$
#

. $(atf_get_srcdir)/../common/vnet.subr

atf_test_case "icmp6_reply_src_iface" "cleanup"
icmp6_reply_src_iface_head() {

	atf_set descr 'Test ICMP6 reply src interface sysctl'
	atf_set require.user root
}

icmp6_reply_src_iface_body() {

	vnet_init

	ip6a="2001:db8:6666::1"
	ip6b="2001:db8:6666::2"
	ip6c="2001:db8:6667::1"
	ip6d="2001:db8:6667::2"
	plen=64

	epair1=$(vnet_mkepair)
	ifconfig ${epair1}a up
	ifconfig ${epair1}a inet6 ${ip6a}/${plen}

	jname1="jail1"
	vnet_mkjail ${jname1} ${epair1}b
	jexec ${jname1} ifconfig ${epair1}b up
	jexec ${jname1} ifconfig ${epair1}b inet6 ${ip6b}/${plen}

	epair2=$(vnet_mkepair)
	ifconfig ${epair2}a up
	ifconfig ${epair2}a inet6 ${ip6c}/${plen}

	jname2="jail2"
	vnet_mkjail ${jname2} ${epair2}b
	jexec ${jname2} ifconfig ${epair2}b up
	jexec ${jname2} ifconfig ${epair2}b inet6 ${ip6d}/${plen}

	sysctl net.inet6.icmp6.reply_src=${epair2}a
	sysctl net.inet6.ip6.forwarding=1

	jexec ${jname1} route add -6 ::/0 ${ip6a}
	jexec ${jname2} route add -6 ::/0 ${ip6c}

	# check counters are valid
	atf_check -o match:${ip6c} jexec ${jname1} traceroute6 ${ip6d}
}

icmp6_reply_src_iface_cleanup() {

	sysctl net.inet6.icmp6.reply_src=
	vnet_cleanup
}

atf_init_test_cases()
{

	atf_add_test_case "icmp6_reply_src_iface"
}

# end