tests/net/icmp/t_icmp6_redirect.sh

   1 #       $NetBSD: t_icmp6_redirect.sh,v 1.1 2015/09/14 05:22:56 ozaki-r Exp $
   2 #
   3 # Copyright (c) 2015 Internet Initiative Japan 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 netserver="rump_server -lrumpnet -lrumpnet_net -lrumpnet_shmif"
  28 netserver="${netserver} -lrumpnet_netinet -lrumpnet_netinet6"
  29
  30 SOCK_LOCAL=unix://commsock1
  31 SOCK_PEER=unix://commsock2
  32 SOCK_GW1=unix://commsock3
  33 SOCK_GW2=unix://commsock4
  34
  35 BUS1=bus1
  36 BUS2=bus2
  37 IP6BUS1=fc00:1::/64
  38 IP6BUS2=fc00:2::/64
  39 IP6IF0_LOCAL=fc00:1::2
  40 IP6IF0_PEER=fc00:2::2
  41 IP6IF0_GW1=fc00:1::1
  42 IP6IF1_GW1=fc00:2::1
  43 IP6IF0_GW2=fc00:1::3
  44
  45 REDIRECT_TIMEOUT=5
  46
  47 DEBUG=true
  48
  49 get_lladdr()
  50 {
  51
  52         export RUMP_SERVER=${1}
  53         rump.ifconfig ${2} inet6 | awk "/fe80/ {sub(/%$2/, \"\"); print \$2;}"
  54         unset RUMP_SERVER
  55
  56         return 0
  57 }
  58
  59 atf_test_case basic cleanup
  60
  61 basic_head()
  62 {
  63
  64         atf_set "descr" "Test for the basically function of the ICMP6 redirect"
  65         atf_set "require.progs" "rump_server rump.route rump.ping rump.ifconfig"
  66 }
  67
  68 basic_body()
  69 {
  70         local gw1_lladdr0=
  71         local gw1_lladdr1=
  72         local gw2_lladdr0=
  73
  74         atf_check -s exit:0 ${netserver} ${SOCK_LOCAL}
  75         atf_check -s exit:0 ${netserver} ${SOCK_PEER}
  76         atf_check -s exit:0 ${netserver} ${SOCK_GW1}
  77         atf_check -s exit:0 ${netserver} ${SOCK_GW2}
  78
  79         #
  80         # Setup
  81         #
  82         # Setup gateway #1 (real gateway)
  83         export RUMP_SERVER=${SOCK_GW1}
  84         atf_check -s exit:0 rump.ifconfig shmif0 create
  85         atf_check -s exit:0 rump.ifconfig shmif0 linkstr ${BUS1}
  86         atf_check -s exit:0 rump.ifconfig shmif0 inet6 ${IP6IF0_GW1}
  87         atf_check -s exit:0 rump.ifconfig shmif0 up
  88
  89         atf_check -s exit:0 rump.ifconfig shmif1 create
  90         atf_check -s exit:0 rump.ifconfig shmif1 linkstr ${BUS2}
  91         atf_check -s exit:0 rump.ifconfig shmif1 inet6 ${IP6IF1_GW1}
  92         atf_check -s exit:0 rump.ifconfig shmif1 up
  93
  94         atf_check -s exit:0 -o match:'0.->.1' rump.sysctl -w \
  95             net.inet6.ip6.forwarding=1
  96         unset RUMP_SERVER
  97
  98         gw1_lladdr0=`get_lladdr ${SOCK_GW1} shmif0`
  99         gw1_lladdr1=`get_lladdr ${SOCK_GW1} shmif1`
 100
 101         # Setup a peer behind gateway #1
 102         export RUMP_SERVER=${SOCK_PEER}
 103         atf_check -s exit:0 rump.ifconfig shmif0 create
 104         atf_check -s exit:0 rump.ifconfig shmif0 linkstr ${BUS2}
 105         atf_check -s exit:0 rump.ifconfig shmif0 inet6 ${IP6IF0_PEER}
 106         atf_check -s exit:0 rump.ifconfig shmif0 up
 107         atf_check -s exit:0 -o ignore rump.route add \
 108             -inet6 default ${gw1_lladdr1}%shmif0
 109         unset RUMP_SERVER
 110
 111         # Setup gateway #2 (fake gateway)
 112         export RUMP_SERVER=${SOCK_GW2}
 113         atf_check -s exit:0 rump.ifconfig shmif0 create
 114         atf_check -s exit:0 rump.ifconfig shmif0 linkstr ${BUS1}
 115         atf_check -s exit:0 rump.ifconfig shmif0 inet6 ${IP6IF0_GW2}
 116         atf_check -s exit:0 rump.ifconfig shmif0 up
 117
 118         atf_check -s exit:0 -o ignore rump.route add \
 119              -inet6 ${IP6BUS2} ${gw1_lladdr0}%shmif0
 120         atf_check -s exit:0 -o match:'0.->.1' rump.sysctl -w \
 121             net.inet6.ip6.forwarding=1
 122         unset RUMP_SERVER
 123
 124         gw2_lladdr0=`get_lladdr ${SOCK_GW2} shmif0`
 125
 126         export RUMP_SERVER=${SOCK_LOCAL}
 127         atf_check -s exit:0 rump.ifconfig shmif0 create
 128         atf_check -s exit:0 rump.ifconfig shmif0 linkstr ${BUS1}
 129         atf_check -s exit:0 rump.ifconfig shmif0 inet6 ${IP6IF0_LOCAL}
 130         atf_check -s exit:0 rump.ifconfig shmif0 up
 131
 132         # Teach the fake gateway as the default gateway
 133         atf_check -s exit:0 -o ignore rump.route add \
 134             -inet6 default ${gw2_lladdr0}%shmif0
 135         $DEBUG && rump.route get -inet6 ${IP6IF0_PEER}
 136
 137         atf_check -s exit:0 -o ignore rump.sysctl -w \
 138             net.inet6.icmp6.redirtimeout=$REDIRECT_TIMEOUT
 139
 140         #
 141         # Tests
 142         #
 143         atf_check -s exit:0 -o ignore rump.ping6 -c 1 -n ${IP6IF0_PEER}
 144         $DEBUG && rump.route show -inet6
 145         # Check if a created route is correctly redirected to gateway #1
 146         atf_check -s exit:0 -o match:"gateway: ${gw1_lladdr0}" rump.route get \
 147             -inet6 ${IP6IF0_PEER}
 148
 149         atf_check -s exit:0 sleep $((REDIRECT_TIMEOUT + 2))
 150         $DEBUG && rump.route show -inet6
 151         # Check if the created route is expired
 152         atf_check -s exit:0 -o not-match:"gateway: ${gw1_lladdr0}" rump.route get \
 153             -inet6 ${IP6IF0_PEER}
 154
 155         unset RUMP_SERVER
 156 }
 157
 158 basic_cleanup()
 159 {
 160
 161         env RUMP_SERVER=$SOCK_LOCAL rump.halt
 162         env RUMP_SERVER=$SOCK_PEER rump.halt
 163         env RUMP_SERVER=$SOCK_GW1 rump.halt
 164         env RUMP_SERVER=$SOCK_GW2 rump.halt
 165 }
 166
 167 atf_init_test_cases()
 168 {
 169
 170         atf_add_test_case basic
 171 }