1# $NetBSD: t_mpls_fw64.sh,v 1.3 2016/08/10 07:50:37 ozaki-r Exp $ 2# 3# Copyright (c) 2015 The NetBSD Foundation, Inc. 4# All rights reserved. 5# 6# Redistribution and use in source and binary forms, with or without 7# modification, are permitted provided that the following conditions 8# are met: 9# 1. Redistributions of source code must retain the above copyright 10# notice, this list of conditions and the following disclaimer. 11# 2. Redistributions in binary form must reproduce the above copyright 12# notice, this list of conditions and the following disclaimer in the 13# documentation and/or other materials provided with the distribution. 14# 15# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 16# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 17# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 18# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 19# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 20# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 21# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 22# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 23# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 24# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 25# POSSIBILITY OF SUCH DAMAGE. 26# 27 28# Test MPLS encap/decap and forwarding using INET6 as encapsulated protocol 29# Setup four routers connected like this: R1---R2---R3---R4-- 30# Goal is to be able to ping from R1 the outermost interface of R4 31# Disable net.inet[6].ip[6].forwarding, enable net.mpls.forwarding 32# Use IPv6 between R1-R2-R3 and IPv4 between R3-R4 33# As we use IPv4 on last link we should use only expl.null there 34# because implicit null will assume IPv4 (as the next-hop) 35# But we can use impl null on R2-R1 link because stack will correctly 36# guess IPv6 (from next-hop) 37# Add route on R1 in order to encapsulate into MPLS the IP6 packets with 38# destination equal to R4 right hand side interface 39# Add MPLS routes on R2 in order to forward frames belonging to that FEC to R3 40# Add MPLS expl.null route on R3 for that FEC, pointing to R4 41# Do the same for the reverse direction (R4 to R1) 42# ping6 from R1 to R4 right hand side interface 43 44 45RUMP_SERVER1=unix://./r1 46RUMP_SERVER2=unix://./r2 47RUMP_SERVER3=unix://./r3 48RUMP_SERVER4=unix://./r4 49 50RUMP_FLAGS6="-lrumpnet -lrumpnet_net -lrumpnet_netinet -lrumpnet_netinet6 \ 51 -lrumpdev -lrumpnet_shmif -lrumpnet_netmpls" 52 53startservers() 54{ 55 56 ulimit -r 300 57 atf_check -s exit:0 rump_server ${RUMP_FLAGS6} ${RUMP_SERVER1} 58 atf_check -s exit:0 rump_server ${RUMP_FLAGS6} ${RUMP_SERVER2} 59 atf_check -s exit:0 rump_server ${RUMP_FLAGS6} ${RUMP_SERVER3} 60 atf_check -s exit:0 rump_server ${RUMP_FLAGS6} ${RUMP_SERVER4} 61} 62 63configservers() 64{ 65 66 # Setup the first server 67 export RUMP_SERVER=${RUMP_SERVER1} 68 atf_check -s exit:0 rump.ifconfig shmif0 create 69 atf_check -s exit:0 rump.ifconfig shmif0 linkstr ./shdom1 70 atf_check -s exit:0 rump.ifconfig shmif0 inet6 fd00:1234::1/64 alias 71 atf_check -s exit:0 rump.ifconfig mpls0 create up 72 atf_check -s exit:0 rump.sysctl -q -w net.mpls.accept=1 73 atf_check -s exit:0 rump.sysctl -q -w net.inet6.ip6.forwarding=0 74 atf_check -s exit:0 rump.route -q add -inet6 fd00:1234:0:3::/64 \ 75 -ifa fd00:1234::1 \ 76 -ifp mpls0 -tag 25 -inet6 fd00:1234::2 77 78 # Setup the second server 79 export RUMP_SERVER=${RUMP_SERVER2} 80 atf_check -s exit:0 rump.ifconfig shmif0 create 81 atf_check -s exit:0 rump.ifconfig shmif0 linkstr ./shdom1 82 atf_check -s exit:0 rump.ifconfig shmif0 inet6 fd00:1234::2/64 alias 83 atf_check -s exit:0 rump.ifconfig shmif1 create 84 atf_check -s exit:0 rump.ifconfig shmif1 linkstr ./shdom2 85 atf_check -s exit:0 rump.ifconfig shmif1 inet6 fd00:1234:0:1::1/64 alias 86 atf_check -s exit:0 rump.ifconfig mpls0 create up 87 atf_check -s exit:0 rump.sysctl -q -w net.mpls.accept=1 88 atf_check -s exit:0 rump.sysctl -q -w net.mpls.forwarding=1 89 atf_check -s exit:0 rump.sysctl -q -w net.inet6.ip6.forwarding=0 90 atf_check -s exit:0 rump.route -q add -mpls 25 -tag 30 \ 91 -inet6 fd00:1234:0:1::2 92 atf_check -s exit:0 rump.route -q add -mpls 27 -tag ${1} -inet6 \ 93 fd00:1234::1 94 95 # Setup the third server 96 export RUMP_SERVER=${RUMP_SERVER3} 97 atf_check -s exit:0 rump.ifconfig shmif0 create 98 atf_check -s exit:0 rump.ifconfig shmif0 linkstr ./shdom2 99 atf_check -s exit:0 rump.ifconfig shmif0 inet6 fd00:1234:0:1::2/64 alias 100 atf_check -s exit:0 rump.ifconfig shmif1 create 101 atf_check -s exit:0 rump.ifconfig shmif1 linkstr ./shdom3 102 atf_check -s exit:0 rump.ifconfig shmif1 inet 10.0.3.1/24 103 atf_check -s exit:0 rump.ifconfig mpls0 create up 104 atf_check -s exit:0 rump.sysctl -q -w net.mpls.accept=1 105 atf_check -s exit:0 rump.sysctl -q -w net.mpls.forwarding=1 106 atf_check -s exit:0 rump.sysctl -q -w net.inet6.ip6.forwarding=0 107 atf_check -s exit:0 rump.sysctl -q -w net.inet.ip.forwarding=0 108 atf_check -s exit:0 rump.route -q add -mpls 30 -tag 2 \ 109 -inet 10.0.3.2 110 atf_check -s exit:0 rump.route -q add -mpls 26 -tag 27 \ 111 -inet6 fd00:1234:0:1::1 112 113 # Setup the fourth server 114 export RUMP_SERVER=${RUMP_SERVER4} 115 atf_check -s exit:0 rump.ifconfig shmif0 create 116 atf_check -s exit:0 rump.ifconfig shmif0 linkstr ./shdom3 117 atf_check -s exit:0 rump.ifconfig shmif0 inet 10.0.3.2 118 atf_check -s exit:0 rump.ifconfig shmif1 create 119 atf_check -s exit:0 rump.ifconfig shmif1 linkstr ./shdom4 120 atf_check -s exit:0 rump.ifconfig shmif1 inet6 fd00:1234:0:3::1/64 alias 121 atf_check -s exit:0 rump.ifconfig mpls0 create up 122 atf_check -s exit:0 rump.sysctl -q -w net.mpls.accept=1 123 atf_check -s exit:0 rump.sysctl -q -w net.inet6.ip6.forwarding=0 124 atf_check -s exit:0 rump.sysctl -q -w net.inet.ip.forwarding=0 125 atf_check -s exit:0 rump.route -q add -inet6 fd00:1234::/64 \ 126 -ifa fd00:1234:0:3::1 \ 127 -ifp mpls0 -tag 26 -inet 10.0.3.1 128 129 unset RUMP_SERVER 130} 131 132doping() 133{ 134 135 export RUMP_SERVER=${RUMP_SERVER1} 136 atf_check -s exit:0 \ 137 -o match:" bytes from fd00:1234::2, icmp_seq=" \ 138 rump.ping6 -n -o -X 2 fd00:1234::2 139 export RUMP_SERVER=${RUMP_SERVER2} 140 atf_check -s exit:0 \ 141 -o match:" bytes from fd00:1234:0:1::2, icmp_seq=" \ 142 rump.ping6 -n -o -X 2 fd00:1234:0:1::2 143 export RUMP_SERVER=${RUMP_SERVER3} 144 atf_check -s exit:0 \ 145 -o match:" bytes from 10.0.3.2: icmp_seq" \ 146 rump.ping -n -o -w 2 10.0.3.2 147 export RUMP_SERVER=${RUMP_SERVER1} 148 atf_check -s exit:0 \ 149 -o match:" bytes from fd00:1234:0:3::1, icmp_seq=" \ 150 rump.ping6 -n -o -X 2 fd00:1234:0:3::1 151 unset RUMP_SERVER 152} 153 154do_check_route() 155{ 156 157 export RUMP_SERVER=${RUMP_SERVER1} 158 atf_check -s exit:0 \ 159 -o match:"^fd00:1234:0:3::/64.+fd00:1234::2.+25.+mpls0" \ 160 rump.netstat -nrT 161 unset RUMP_SERVER 162} 163 164docleanup() 165{ 166 167 RUMP_SERVER=${RUMP_SERVER1} rump.halt 168 RUMP_SERVER=${RUMP_SERVER2} rump.halt 169 RUMP_SERVER=${RUMP_SERVER3} rump.halt 170 RUMP_SERVER=${RUMP_SERVER4} rump.halt 171} 172 173atf_test_case mplsfw64_impl cleanup 174mplsfw64_impl_head() 175{ 176 177 atf_set "descr" "IP6/MPLS test using impl. NULL labels in mixed env." 178 atf_set "require.progs" "rump_server" 179} 180 181mplsfw64_impl_body() 182{ 183 184 startservers 185 configservers 3 186 do_check_route 187 doping 188} 189 190mplsfw64_impl_cleanup() 191{ 192 193 docleanup 194} 195 196 197atf_test_case mplsfw64_expl cleanup 198mplsfw64_expl_head() 199{ 200 201 atf_set "descr" "IP6/MPLS test using explicit NULL labels in mixed env." 202 atf_set "require.progs" "rump_server" 203} 204 205mplsfw64_expl_body() 206{ 207 208 startservers 209 configservers 2 210 do_check_route 211 doping 212} 213 214mplsfw64_expl_cleanup() 215{ 216 217 docleanup 218} 219 220 221atf_init_test_cases() 222{ 223 224 atf_add_test_case mplsfw64_impl 225 atf_add_test_case mplsfw64_expl 226} 227