tests/net/ndp/t_ndp.sh

   1 #       $NetBSD: t_ndp.sh,v 1.6 2015/08/18 00:58:35 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 inetserver="rump_server -lrumpnet -lrumpnet_net -lrumpnet_netinet"
  29 inetserver="$inetserver -lrumpnet_netinet6 -lrumpnet_shmif"
  30 HIJACKING="env LD_PRELOAD=/usr/lib/librumphijack.so RUMPHIJACK=sysctl=yes"
  31
  32 SOCKSRC=unix://commsock1
  33 SOCKDST=unix://commsock2
  34 IP6SRC=fc00::1
  35 IP6DST=fc00::2
  36
  37 DEBUG=true
  38 TIMEOUT=1
  39
  40 atf_test_case cache_expiration cleanup
  41 atf_test_case command cleanup
  42 atf_test_case cache_overwriting cleanup
  43
  44 cache_expiration_head()
  45 {
  46         atf_set "descr" "Tests for NDP cache expiration"
  47         atf_set "require.progs" "rump_server"
  48 }
  49
  50 command_head()
  51 {
  52         atf_set "descr" "Tests for commands of ndp(8)"
  53         atf_set "require.progs" "rump_server"
  54 }
  55
  56 cache_overwriting_head()
  57 {
  58         atf_set "descr" "Tests for behavior of overwriting NDP caches"
  59         atf_set "require.progs" "rump_server"
  60 }
  61
  62 setup_dst_server()
  63 {
  64         export RUMP_SERVER=$SOCKDST
  65         atf_check -s exit:0 rump.ifconfig shmif0 create
  66         atf_check -s exit:0 rump.ifconfig shmif0 linkstr bus1
  67         atf_check -s exit:0 rump.ifconfig shmif0 inet6 $IP6DST
  68         atf_check -s exit:0 rump.ifconfig shmif0 up
  69         atf_check -s exit:0 rump.ifconfig -w 10
  70
  71         $DEBUG && rump.ifconfig shmif0
  72         $DEBUG && rump.ndp -n -a
  73 }
  74
  75 setup_src_server()
  76 {
  77         $DEBUG && ulimit -c unlimited
  78         export RUMP_SERVER=$SOCKSRC
  79
  80         # Setup an interface
  81         atf_check -s exit:0 rump.ifconfig shmif0 create
  82         atf_check -s exit:0 rump.ifconfig shmif0 linkstr bus1
  83         atf_check -s exit:0 rump.ifconfig shmif0 inet6 $IP6SRC
  84         atf_check -s exit:0 rump.ifconfig shmif0 up
  85         atf_check -s exit:0 rump.ifconfig -w 10
  86
  87         # Sanity check
  88         $DEBUG && rump.ifconfig shmif0
  89         $DEBUG && rump.ndp -n -a
  90         atf_check -s exit:0 -o ignore rump.ndp -n $IP6SRC
  91         atf_check -s not-exit:0 -o ignore -e ignore rump.ndp -n $IP6DST
  92 }
  93
  94 get_timeout()
  95 {
  96         local timeout=$(env RUMP_SERVER=$SOCKSRC rump.ndp -n $IP6DST |grep $IP6DST|awk '{print $4;}')
  97         timeout=${timeout%s}
  98         echo $timeout
  99 }
 100
 101 cache_expiration_body()
 102 {
 103         atf_check -s exit:0 ${inetserver} $SOCKSRC
 104         atf_check -s exit:0 ${inetserver} $SOCKDST
 105
 106         setup_dst_server
 107         setup_src_server
 108
 109         #
 110         # Check if a cache is expired expectedly
 111         #
 112         export RUMP_SERVER=$SOCKSRC
 113         atf_check -s exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 $IP6DST
 114
 115         $DEBUG && rump.ndp -n -a
 116         atf_check -s exit:0 -o match:'permanent' rump.ndp -n $IP6SRC
 117         # Should be cached
 118         atf_check -s exit:0 -o not-match:'permanent' rump.ndp -n $IP6DST
 119
 120         timeout=$(get_timeout $IP6DST)
 121
 122         atf_check -s exit:0 sleep $(($timeout + 1))
 123
 124         $DEBUG && rump.ndp -n -a
 125         atf_check -s exit:0 -o match:'permanent' rump.ndp -n $IP6SRC
 126         # Expired but remains until GC sweaps it (1 day)
 127         atf_check -s exit:0 -o match:'(1d0h0m|23h59m)' rump.ndp -n $IP6DST
 128 }
 129
 130 ifdown_dst_server()
 131 {
 132         export RUMP_SERVER=$SOCKDST
 133         atf_check -s exit:0 rump.ifconfig shmif0 down
 134         export RUMP_SERVER=$SOCKSRC
 135 }
 136
 137 command_body()
 138 {
 139         atf_check -s exit:0 ${inetserver} $SOCKSRC
 140         atf_check -s exit:0 ${inetserver} $SOCKDST
 141
 142         setup_dst_server
 143         setup_src_server
 144
 145         export RUMP_SERVER=$SOCKSRC
 146
 147         # Add and delete a static entry
 148         $DEBUG && rump.ndp -n -a
 149         atf_check -s exit:0 -o ignore rump.ndp -s fc00::10 b2:a0:20:00:00:10
 150         $DEBUG && rump.ndp -n -a
 151         atf_check -s exit:0 -o match:'permanent' rump.ndp -n fc00::10
 152         atf_check -s exit:0 -o match:'deleted' rump.ndp -d fc00::10
 153         $DEBUG && rump.ndp -n -a
 154         atf_check -s not-exit:0 -o ignore -e ignore rump.ndp -n fc00::10
 155
 156         # Add multiple entries via a file (XXX not implemented)
 157         #cat - > ./list <<-EOF
 158         #fc00::11 b2:a0:20:00:00:11
 159         #fc00::12 b2:a0:20:00:00:12
 160         #fc00::13 b2:a0:20:00:00:13
 161         #fc00::14 b2:a0:20:00:00:14
 162         #fc00::15 b2:a0:20:00:00:15
 163         #EOF
 164         #$DEBUG && rump.ndp -n -a
 165         #atf_check -s exit:0 -o ignore rump.ndp -f ./list
 166         #$DEBUG && rump.ndp -n -a
 167
 168         atf_check -s exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 $IP6DST
 169         atf_check -s exit:0 -o ignore rump.ndp -s fc00::11 b2:a0:20:00:00:11
 170         atf_check -s exit:0 -o ignore rump.ndp -s fc00::12 b2:a0:20:00:00:12
 171
 172         atf_check -s exit:0 -o not-match:'permanent' rump.ndp -n $IP6DST
 173         atf_check -s exit:0 -o match:'permanent' rump.ndp -n fc00::11
 174         atf_check -s exit:0 -o match:'permanent' rump.ndp -n fc00::12
 175
 176         # Test ndp -a
 177         atf_check -s exit:0 -o match:'fc00::11' rump.ndp -n -a
 178         atf_check -s exit:0 -o match:'fc00::12' rump.ndp -n -a
 179
 180         # Ensure no packet upsets the src server
 181         ifdown_dst_server
 182
 183         # Flush all entries (-c)
 184         $DEBUG && rump.ndp -n -a
 185         atf_check -s exit:0 -o ignore rump.ndp -c
 186         atf_check -s not-exit:0 -o ignore -e ignore rump.ndp -n $IP6DST
 187         # Only the static caches are not deleted
 188         atf_check -s exit:0 -o ignore -e ignore rump.ndp -n fc00::11
 189         atf_check -s exit:0 -o ignore -e ignore rump.ndp -n fc00::12
 190
 191         # Test temp option (XXX it doesn't work; expire time isn't set)
 192         $DEBUG && rump.ndp -n -a
 193         #atf_check -s exit:0 -o ignore rump.ndp -s fc00::10 b2:a0:20:00:00:10 temp
 194         rump.ndp -s fc00::10 b2:a0:20:00:00:10 temp
 195         $DEBUG && rump.ndp -n -a
 196         #atf_check -s exit:0 -o not-match:'permanent' rump.ndp -n fc00::10
 197
 198         return 0
 199 }
 200
 201 cache_overwriting_body()
 202 {
 203         atf_check -s exit:0 ${inetserver} $SOCKSRC
 204         atf_check -s exit:0 ${inetserver} $SOCKDST
 205
 206         setup_dst_server
 207         setup_src_server
 208
 209         export RUMP_SERVER=$SOCKSRC
 210
 211         # Cannot overwrite a permanent cache
 212         atf_check -s not-exit:0 -e ignore rump.ndp -s $IP6SRC b2:a0:20:00:00:ff
 213         $DEBUG && rump.ndp -n -a
 214
 215         atf_check -s exit:0 -o ignore rump.ping6 -n -X $TIMEOUT -c 1 $IP6DST
 216         $DEBUG && rump.ndp -n -a
 217         # Can overwrite a dynamic cache
 218         atf_check -s exit:0 -o ignore rump.ndp -s $IP6DST b2:a0:20:00:00:00
 219         $DEBUG && rump.ndp -n -a
 220         atf_check -s exit:0 -o match:'permanent' rump.ndp -n $IP6DST
 221
 222         # Test temp option (XXX it doesn't work; expire time isn't set)
 223         #atf_check -s exit:0 -o ignore rump.ndp -s fc00::10 b2:a0:20:00:00:10 temp
 224         #$DEBUG && rump.ndp -n -a
 225         #atf_check -s exit:0 -o not-match:'permanent' rump.ndp -n fc00::10
 226         # Cannot overwrite a temp cache
 227         #atf_check -s not-exit:0 -e ignore rump.ndp -s fc00::10 b2:a0:20:00:00:ff
 228         #$DEBUG && rump.ndp -n -a
 229
 230         return 0
 231 }
 232
 233 cleanup()
 234 {
 235         env RUMP_SERVER=$SOCKSRC rump.halt
 236         env RUMP_SERVER=$SOCKDST rump.halt
 237 }
 238
 239 dump_src()
 240 {
 241         export RUMP_SERVER=$SOCKSRC
 242         rump.netstat -nr
 243         rump.ndp -n -a
 244         rump.ifconfig
 245         $HIJACKING dmesg
 246 }
 247
 248 dump_dst()
 249 {
 250         export RUMP_SERVER=$SOCKDST
 251         rump.netstat -nr
 252         rump.ndp -n -a
 253         rump.ifconfig
 254         $HIJACKING dmesg
 255 }
 256
 257 dump()
 258 {
 259         dump_src
 260         dump_dst
 261         shmif_dumpbus -p - bus1 2>/dev/null| tcpdump -n -e -r -
 262         $DEBUG && gdb -ex bt /usr/bin/rump_server rump_server.core
 263         $DEBUG && gdb -ex bt /usr/sbin/rump.ndp rump.ndp.core
 264 }
 265
 266 cache_expiration_cleanup()
 267 {
 268         $DEBUG && dump
 269         cleanup
 270 }
 271
 272 command_cleanup()
 273 {
 274         $DEBUG && dump
 275         cleanup
 276 }
 277
 278 cache_overwriting_cleanup()
 279 {
 280         $DEBUG && dump
 281         cleanup
 282 }
 283
 284 atf_init_test_cases()
 285 {
 286         atf_add_test_case cache_expiration
 287         atf_add_test_case command
 288         atf_add_test_case cache_overwriting
 289 }