1# $NetBSD: t_mpls_fw.sh,v 1.7 2020/04/01 01:49:26 christos Exp $ 2# 3# Copyright (c) 2013 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 INET 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.ip.forwarding, enable net.mpls.forwarding 32# Add route on R1 in order to encapsulate into MPLS the IP packets with 33# destination equal to R4 right hand side interface 34# Add MPLS routes on R2 in order to forward frames belonging to that FEC to R3 35# Add MPLS "POP" route on R3 for that FEC, pointing to R4 36# Do the same for the reverse direction (R4 to R1) 37# ping from R1 to R4 right hand side interface 38 39atf_test_case mplsfw4 cleanup 40mplsfw4_head() 41{ 42 43 atf_set "descr" "IP/MPLS forwarding test using PHP" 44 atf_set "require.progs" "rump_server" 45} 46 47configservers() 48{ 49 50 # Setup the first server 51 export RUMP_SERVER=${RUMP_SERVER1} 52 atf_check -s exit:0 rump.ifconfig shmif0 create 53 atf_check -s exit:0 rump.ifconfig shmif0 linkstr ./shdom1 54 atf_check -s exit:0 rump.ifconfig shmif0 10.0.1.1/24 55 atf_check -s exit:0 rump.ifconfig mpls0 create up 56 atf_check -s exit:0 rump.sysctl -q -w net.mpls.accept=1 57 atf_check -s exit:0 rump.sysctl -q -w net.inet.ip.forwarding=0 58 atf_check -s exit:0 rump.route -q add 10.0.4.0/24 -ifa 10.0.1.1 \ 59 -ifp mpls0 -tag 25 -inet 10.0.1.2 60 61 # Setup the second server 62 export RUMP_SERVER=${RUMP_SERVER2} 63 atf_check -s exit:0 rump.ifconfig shmif0 create 64 atf_check -s exit:0 rump.ifconfig shmif0 linkstr ./shdom1 65 atf_check -s exit:0 rump.ifconfig shmif0 10.0.1.2/24 66 atf_check -s exit:0 rump.ifconfig shmif1 create 67 atf_check -s exit:0 rump.ifconfig shmif1 linkstr ./shdom2 68 atf_check -s exit:0 rump.ifconfig shmif1 10.0.2.1/24 69 atf_check -s exit:0 rump.ifconfig mpls0 create up 70 atf_check -s exit:0 rump.sysctl -q -w net.mpls.accept=1 71 atf_check -s exit:0 rump.sysctl -q -w net.mpls.forwarding=1 72 atf_check -s exit:0 rump.sysctl -q -w net.inet.ip.forwarding=0 73 atf_check -s exit:0 rump.route -q add -mpls 25 -tag 30 -inet 10.0.2.2 74 atf_check -s exit:0 rump.route -q add -mpls 27 -tag ${1} -inet 10.0.1.1 75 76 # Setup the third server 77 export RUMP_SERVER=${RUMP_SERVER3} 78 atf_check -s exit:0 rump.ifconfig shmif0 create 79 atf_check -s exit:0 rump.ifconfig shmif0 linkstr ./shdom2 80 atf_check -s exit:0 rump.ifconfig shmif0 10.0.2.2/24 81 atf_check -s exit:0 rump.ifconfig shmif1 create 82 atf_check -s exit:0 rump.ifconfig shmif1 linkstr ./shdom3 83 atf_check -s exit:0 rump.ifconfig shmif1 10.0.3.1/24 84 atf_check -s exit:0 rump.ifconfig mpls0 create up 85 atf_check -s exit:0 rump.sysctl -q -w net.mpls.accept=1 86 atf_check -s exit:0 rump.sysctl -q -w net.mpls.forwarding=1 87 atf_check -s exit:0 rump.sysctl -q -w net.inet.ip.forwarding=0 88 atf_check -s exit:0 rump.route -q add -mpls 30 -tag ${1} -inet 10.0.3.2 89 atf_check -s exit:0 rump.route -q add -mpls 26 -tag 27 -inet 10.0.2.1 90 91 # Setup the fourth server 92 export RUMP_SERVER=${RUMP_SERVER4} 93 atf_check -s exit:0 rump.ifconfig shmif0 create 94 atf_check -s exit:0 rump.ifconfig shmif0 linkstr ./shdom3 95 atf_check -s exit:0 rump.ifconfig shmif0 10.0.3.2/24 96 atf_check -s exit:0 rump.ifconfig shmif1 create 97 atf_check -s exit:0 rump.ifconfig shmif1 linkstr ./shdom4 98 atf_check -s exit:0 rump.ifconfig shmif1 10.0.4.1/24 99 atf_check -s exit:0 rump.ifconfig mpls0 create up 100 atf_check -s exit:0 rump.sysctl -q -w net.mpls.accept=1 101 atf_check -s exit:0 rump.sysctl -q -w net.inet.ip.forwarding=0 102 atf_check -s exit:0 rump.route -q add 10.0.1.0/24 -ifa 10.0.3.2 \ 103 -ifp mpls0 -tag 26 -inet 10.0.3.1 104 105 unset RUMP_SERVER 106} 107 108doping() 109{ 110 111 export RUMP_SERVER=${RUMP_SERVER1} 112 atf_check -s exit:0 -o match:"64 bytes from 10.0.4.1: icmp_seq=" \ 113 rump.ping -n -o -w 5 10.0.4.1 114 unset RUMP_SERVER 115} 116 117mplsfw4_body() 118{ 119 120 dostart 121 configservers 3 122 doping 123} 124 125mplsfw4_cleanup() 126{ 127 128 docleanup 129} 130 131 132atf_test_case mplsfw4_expl cleanup 133mplsfw4_expl_head() 134{ 135 136 atf_set "descr" "IP/MPLS forwarding test using explicit NULL labels" 137 atf_set "require.progs" "rump_server" 138} 139 140mplsfw4_expl_body() 141{ 142 143 dostart 144 configservers 0 145 doping 146} 147 148mplsfw4_expl_cleanup() 149{ 150 151 docleanup 152} 153 154 155atf_init_test_cases() 156{ 157 158 atf_add_test_case mplsfw4 159 atf_add_test_case mplsfw4_expl 160} 161