1#!/usr/bin/env atf-sh 2#- 3# SPDX-License-Identifier: BSD-2-Clause 4# 5# Copyright (c) 2020 Alexander V. Chernikov 6# 7# Redistribution and use in source and binary forms, with or without 8# modification, are permitted provided that the following conditions 9# are met: 10# 1. Redistributions of source code must retain the above copyright 11# notice, this list of conditions and the following disclaimer. 12# 2. Redistributions in binary form must reproduce the above copyright 13# notice, this list of conditions and the following disclaimer in the 14# documentation and/or other materials provided with the distribution. 15# 16# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26# SUCH DAMAGE. 27# 28# $FreeBSD$ 29# 30 31. $(atf_get_srcdir)/../common/vnet.subr 32 33atf_test_case "valid_redirect" "cleanup" 34valid_redirect_head() { 35 36 atf_set descr 'Test valid IPv6 redirect' 37 atf_set require.user root 38 atf_set require.progs scapy 39} 40 41valid_redirect_body() { 42 43 ids=65533 44 id=`printf "%x" ${ids}` 45 if [ $$ -gt 65535 ]; then 46 xl=`printf "%x" $(($$ - 65535))` 47 yl="1" 48 else 49 xl=`printf "%x" $$` 50 yl="" 51 fi 52 53 vnet_init 54 55 ip6a="2001:db8:6666:0000:${yl}:${id}:1:${xl}" 56 ip6b="2001:db8:6666:0000:${yl}:${id}:2:${xl}" 57 58 net6="2001:db8:6667::/64" 59 dst_addr6=`echo ${net6} | awk -F/ '{printf"%s4242", $1}'` 60 new_rtr_ll_ip="fe80::5555" 61 62 # remote_rtr 63 remote_rtr_ll_ip="fe80::4242" 64 remote_rtr_mac="00:00:5E:00:53:42" 65 66 script_name="redirect.py" 67 68 epair=$(vnet_mkepair) 69 ifconfig ${epair}a up 70 ifconfig ${epair}a inet6 ${ip6a}/64 71 72 jname="v6t-${id}-${yl}-${xl}" 73 vnet_mkjail ${jname} ${epair}b 74 jexec ${jname} ifconfig ${epair}b up 75 jexec ${jname} ifconfig ${epair}b inet6 ${ip6b}/64 76 77 # Setup static entry for the remote router 78 jexec ${jname} ndp -s ${remote_rtr_ll_ip}%${epair}b ${remote_rtr_mac} 79 # setup prefix reachable via router 80 jexec ${jname} route add -6 -net ${net6} ${remote_rtr_ll_ip}%${epair}b 81 82 local_ll_ip=`jexec ${jname} ifconfig ${epair}b inet6 | awk '$1 ~ /inet6/&&$2~/^fe80/ {print$2}'|awk -F% '{print$1}'` 83 local_ll_mac=`jexec ${jname} ifconfig ${epair}b ether | awk '$1~/ether/{print$2}'` 84 85 # wait for DAD to complete 86 sleep 2 87 88 # echo "LOCAL: ${local_ll_ip} ${local_ll_mac}" 89 # echo "REMOTE: ${remote_rtr_ll_ip} ${remote_rtr_mac}" 90 91 atf_check -s exit:0 $(atf_get_srcdir)/${script_name} \ 92 --smac ${remote_rtr_mac} --dmac ${local_ll_mac} \ 93 --sip ${remote_rtr_ll_ip} --dip ${local_ll_ip} \ 94 --route ${dst_addr6} --gw ${new_rtr_ll_ip} \ 95 --iface ${epair}a 96 97 # Verify redirect got installed 98 atf_check -o match:"destination: ${dst_addr6}\$" jexec ${jname} route -n get -6 ${dst_addr6} 99 atf_check -o match:'flags: <UP,GATEWAY,HOST,DYNAMIC,DONE>' jexec ${jname} route -n get -6 ${dst_addr6} 100} 101 102valid_redirect_cleanup() { 103 104 vnet_cleanup 105} 106 107atf_init_test_cases() 108{ 109 110 atf_add_test_case "valid_redirect" 111} 112 113# end 114 115