tests/net/if_bridge/t_bridge.sh

   1 #       $NetBSD: t_bridge.sh,v 1.11 2015/08/07 00:50:12 ozaki-r Exp $
   2 #
   3 # Copyright (c) 2014 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 -lrumpnet_bridge -lrumpnet_shmif"
  29 inet6server="rump_server -lrumpnet -lrumpnet_net -lrumpnet_netinet -lrumpnet_netinet6 -lrumpnet_bridge -lrumpnet_shmif"
  30
  31 SOCK1=unix://commsock1
  32 SOCK2=unix://commsock2
  33 SOCK3=unix://commsock3
  34 IP1=10.0.0.1
  35 IP2=10.0.0.2
  36 IP61=fc00::1
  37 IP62=fc00::2
  38 IPBR1=10.0.0.11
  39 IPBR2=10.0.0.12
  40 IP6BR1=fc00::11
  41 IP6BR2=fc00::12
  42
  43 TIMEOUT=5
  44
  45 atf_test_case basic cleanup
  46 atf_test_case basic6 cleanup
  47 atf_test_case rtable cleanup
  48 atf_test_case member_ip cleanup
  49 atf_test_case member_ip6 cleanup
  50
  51 basic_head()
  52 {
  53         atf_set "descr" "Does simple if_bridge tests"
  54         atf_set "require.progs" "rump_server"
  55 }
  56
  57 basic6_head()
  58 {
  59         atf_set "descr" "Does simple if_bridge tests (IPv6)"
  60         atf_set "require.progs" "rump_server"
  61 }
  62
  63 rtable_head()
  64 {
  65         atf_set "descr" "Tests route table operations of if_bridge"
  66         atf_set "require.progs" "rump_server"
  67 }
  68
  69 member_ip_head()
  70 {
  71         atf_set "descr" "Tests if_bridge with members with an IP address"
  72         atf_set "require.progs" "rump_server"
  73 }
  74
  75 member_ip6_head()
  76 {
  77         atf_set "descr" "Tests if_bridge with members with an IP address (IPv6)"
  78         atf_set "require.progs" "rump_server"
  79 }
  80
  81 setup_endpoint()
  82 {
  83         sock=${1}
  84         addr=${2}
  85         bus=${3}
  86         mode=${4}
  87
  88         export RUMP_SERVER=${sock}
  89         atf_check -s exit:0 rump.ifconfig shmif0 create
  90         atf_check -s exit:0 rump.ifconfig shmif0 linkstr ${bus}
  91         if [ $mode = "ipv6" ]; then
  92                 atf_check -s exit:0 rump.ifconfig shmif0 inet6 ${addr}
  93         else
  94                 atf_check -s exit:0 rump.ifconfig shmif0 inet ${addr} netmask 0xffffff00
  95         fi
  96
  97         atf_check -s exit:0 rump.ifconfig shmif0 up
  98         rump.ifconfig shmif0
  99 }
 100
 101 test_endpoint()
 102 {
 103         sock=${1}
 104         addr=${2}
 105         bus=${3}
 106         mode=${4}
 107
 108         export RUMP_SERVER=${sock}
 109         atf_check -s exit:0 -o match:shmif0 rump.ifconfig
 110         if [ $mode = "ipv6" ]; then
 111                 atf_check -s exit:0 -o ignore rump.ping6 -n -c 1 -X $TIMEOUT ${addr}
 112         else
 113                 atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 ${addr}
 114         fi
 115 }
 116
 117 show_endpoint()
 118 {
 119         sock=${1}
 120
 121         export RUMP_SERVER=${sock}
 122         rump.ifconfig -v shmif0
 123 }
 124
 125 test_setup()
 126 {
 127         test_endpoint $SOCK1 $IP1 bus1 ipv4
 128         test_endpoint $SOCK3 $IP2 bus2 ipv4
 129
 130         export RUMP_SERVER=$SOCK2
 131         atf_check -s exit:0 -o match:shmif0 rump.ifconfig
 132         atf_check -s exit:0 -o match:shmif1 rump.ifconfig
 133 }
 134
 135 test_setup6()
 136 {
 137         test_endpoint $SOCK1 $IP61 bus1 ipv6
 138         test_endpoint $SOCK3 $IP62 bus2 ipv6
 139
 140         export RUMP_SERVER=$SOCK2
 141         atf_check -s exit:0 -o match:shmif0 rump.ifconfig
 142         atf_check -s exit:0 -o match:shmif1 rump.ifconfig
 143 }
 144
 145 setup_bridge_server()
 146 {
 147         export RUMP_SERVER=$SOCK2
 148         atf_check -s exit:0 rump.ifconfig shmif0 create
 149         atf_check -s exit:0 rump.ifconfig shmif0 linkstr bus1
 150         atf_check -s exit:0 rump.ifconfig shmif0 up
 151
 152         atf_check -s exit:0 rump.ifconfig shmif1 create
 153         atf_check -s exit:0 rump.ifconfig shmif1 linkstr bus2
 154         atf_check -s exit:0 rump.ifconfig shmif1 up
 155 }
 156
 157 setup()
 158 {
 159         atf_check -s exit:0 ${inetserver} $SOCK1
 160         atf_check -s exit:0 ${inetserver} $SOCK2
 161         atf_check -s exit:0 ${inetserver} $SOCK3
 162
 163         setup_endpoint $SOCK1 $IP1 bus1 ipv4
 164         setup_endpoint $SOCK3 $IP2 bus2 ipv4
 165         setup_bridge_server
 166 }
 167
 168 setup6()
 169 {
 170         atf_check -s exit:0 ${inet6server} $SOCK1
 171         atf_check -s exit:0 ${inet6server} $SOCK2
 172         atf_check -s exit:0 ${inet6server} $SOCK3
 173
 174         setup_endpoint $SOCK1 $IP61 bus1 ipv6
 175         setup_endpoint $SOCK3 $IP62 bus2 ipv6
 176         setup_bridge_server
 177 }
 178
 179 setup_bridge()
 180 {
 181         export RUMP_SERVER=$SOCK2
 182         atf_check -s exit:0 rump.ifconfig bridge0 create
 183         atf_check -s exit:0 rump.ifconfig bridge0 up
 184
 185         export LD_PRELOAD=/usr/lib/librumphijack.so
 186         atf_check -s exit:0 /sbin/brconfig bridge0 add shmif0
 187         atf_check -s exit:0 /sbin/brconfig bridge0 add shmif1
 188         /sbin/brconfig bridge0
 189         unset LD_PRELOAD
 190         rump.ifconfig shmif0
 191         rump.ifconfig shmif1
 192 }
 193
 194 setup_member_ip()
 195 {
 196         export RUMP_SERVER=$SOCK2
 197         export LD_PRELOAD=/usr/lib/librumphijack.so
 198         atf_check -s exit:0 rump.ifconfig shmif0 $IPBR1/24
 199         atf_check -s exit:0 rump.ifconfig shmif1 $IPBR2/24
 200         atf_check -s exit:0 rump.ifconfig -w 10
 201         /sbin/brconfig bridge0
 202         unset LD_PRELOAD
 203         rump.ifconfig shmif0
 204         rump.ifconfig shmif1
 205 }
 206
 207 setup_member_ip6()
 208 {
 209         export RUMP_SERVER=$SOCK2
 210         export LD_PRELOAD=/usr/lib/librumphijack.so
 211         atf_check -s exit:0 rump.ifconfig shmif0 inet6 $IP6BR1
 212         atf_check -s exit:0 rump.ifconfig shmif1 inet6 $IP6BR2
 213         atf_check -s exit:0 rump.ifconfig -w 10
 214         /sbin/brconfig bridge0
 215         unset LD_PRELOAD
 216         rump.ifconfig shmif0
 217         rump.ifconfig shmif1
 218 }
 219
 220 teardown_bridge()
 221 {
 222         export RUMP_SERVER=$SOCK2
 223         export LD_PRELOAD=/usr/lib/librumphijack.so
 224         /sbin/brconfig bridge0
 225         atf_check -s exit:0 /sbin/brconfig bridge0 delete shmif0
 226         atf_check -s exit:0 /sbin/brconfig bridge0 delete shmif1
 227         /sbin/brconfig bridge0
 228         unset LD_PRELOAD
 229         rump.ifconfig shmif0
 230         rump.ifconfig shmif1
 231 }
 232
 233 test_setup_bridge()
 234 {
 235         export RUMP_SERVER=$SOCK2
 236         export LD_PRELOAD=/usr/lib/librumphijack.so
 237         atf_check -s exit:0 -o match:shmif0 /sbin/brconfig bridge0
 238         atf_check -s exit:0 -o match:shmif1 /sbin/brconfig bridge0
 239         /sbin/brconfig bridge0
 240         unset LD_PRELOAD
 241 }
 242
 243 cleanup()
 244 {
 245         env RUMP_SERVER=$SOCK1 rump.halt
 246         env RUMP_SERVER=$SOCK2 rump.halt
 247         env RUMP_SERVER=$SOCK3 rump.halt
 248 }
 249
 250 dump_bus()
 251 {
 252         /usr/bin/shmif_dumpbus -p - bus1 2>/dev/null| /usr/sbin/tcpdump -n -e -r -
 253         /usr/bin/shmif_dumpbus -p - bus2 2>/dev/null| /usr/sbin/tcpdump -n -e -r -
 254 }
 255
 256 down_up_interfaces()
 257 {
 258         export RUMP_SERVER=$SOCK1
 259         rump.ifconfig shmif0 down
 260         rump.ifconfig shmif0 up
 261         export RUMP_SERVER=$SOCK3
 262         rump.ifconfig shmif0 down
 263         rump.ifconfig shmif0 up
 264 }
 265
 266 test_ping_failure()
 267 {
 268         export RUMP_SERVER=$SOCK1
 269         atf_check -s not-exit:0 -o ignore rump.ping -q -n -w $TIMEOUT -c 1 $IP2
 270         export RUMP_SERVER=$SOCK3
 271         atf_check -s not-exit:0 -o ignore rump.ping -q -n -w $TIMEOUT -c 1 $IP1
 272 }
 273
 274 test_ping_success()
 275 {
 276         export RUMP_SERVER=$SOCK1
 277         rump.ifconfig -v shmif0
 278         atf_check -s exit:0 -o ignore rump.ping -q -n -w $TIMEOUT -c 1 $IP2
 279         rump.ifconfig -v shmif0
 280
 281         export RUMP_SERVER=$SOCK3
 282         rump.ifconfig -v shmif0
 283         atf_check -s exit:0 -o ignore rump.ping -q -n -w $TIMEOUT -c 1 $IP1
 284         rump.ifconfig -v shmif0
 285 }
 286
 287 test_ping6_failure()
 288 {
 289         export RUMP_SERVER=$SOCK1
 290         atf_check -s not-exit:0 -o ignore rump.ping6 -q -n -c 1 -X $TIMEOUT $IP62
 291         export RUMP_SERVER=$SOCK3
 292         atf_check -s not-exit:0 -o ignore rump.ping6 -q -n -c 1 -X $TIMEOUT $IP61
 293 }
 294
 295 test_ping6_success()
 296 {
 297         export RUMP_SERVER=$SOCK1
 298         rump.ifconfig -v shmif0
 299         atf_check -s exit:0 -o ignore rump.ping6 -q -n -c 1 -X $TIMEOUT $IP62
 300         rump.ifconfig -v shmif0
 301
 302         export RUMP_SERVER=$SOCK3
 303         rump.ifconfig -v shmif0
 304         atf_check -s exit:0 -o ignore rump.ping6 -q -n -c 1 -X $TIMEOUT $IP61
 305         rump.ifconfig -v shmif0
 306 }
 307
 308 test_ping_member()
 309 {
 310         export RUMP_SERVER=$SOCK1
 311         rump.ifconfig -v shmif0
 312         atf_check -s exit:0 -o ignore rump.ping -q -n -w $TIMEOUT -c 1 $IPBR1
 313         rump.ifconfig -v shmif0
 314         # Test for PR#48104
 315         atf_check -s exit:0 -o ignore rump.ping -q -n -w $TIMEOUT -c 1 $IPBR2
 316         rump.ifconfig -v shmif0
 317
 318         export RUMP_SERVER=$SOCK3
 319         rump.ifconfig -v shmif0
 320         # Test for PR#48104
 321         atf_check -s exit:0 -o ignore rump.ping -q -n -w $TIMEOUT -c 1 $IPBR1
 322         rump.ifconfig -v shmif0
 323         atf_check -s exit:0 -o ignore rump.ping -q -n -w $TIMEOUT -c 1 $IPBR2
 324         rump.ifconfig -v shmif0
 325 }
 326
 327 test_ping6_member()
 328 {
 329         export RUMP_SERVER=$SOCK1
 330         rump.ifconfig -v shmif0
 331         atf_check -s exit:0 -o ignore rump.ping6 -q -n -X $TIMEOUT -c 1 $IP6BR1
 332         rump.ifconfig -v shmif0
 333         # Test for PR#48104
 334         atf_check -s exit:0 -o ignore rump.ping6 -q -n -X $TIMEOUT -c 1 $IP6BR2
 335         rump.ifconfig -v shmif0
 336
 337         export RUMP_SERVER=$SOCK3
 338         rump.ifconfig -v shmif0
 339         # Test for PR#48104
 340         atf_check -s exit:0 -o ignore rump.ping6 -q -n -X $TIMEOUT -c 1 $IP6BR1
 341         rump.ifconfig -v shmif0
 342         atf_check -s exit:0 -o ignore rump.ping6 -q -n -X $TIMEOUT -c 1 $IP6BR2
 343         rump.ifconfig -v shmif0
 344 }
 345
 346 get_number_of_caches()
 347 {
 348         export RUMP_SERVER=$SOCK2
 349         export LD_PRELOAD=/usr/lib/librumphijack.so
 350         echo $(($(/sbin/brconfig bridge0 |grep -A 100 "Address cache" |wc -l) - 1))
 351         unset LD_PRELOAD
 352 }
 353
 354 test_brconfig_maxaddr()
 355 {
 356         addr1= addr3= n=
 357
 358         # Get MAC addresses of the endpoints.
 359         export RUMP_SERVER=$SOCK1
 360         addr1=$(rump.ifconfig shmif0 |awk '/address:/ { print $2;}')
 361         export RUMP_SERVER=$SOCK3
 362         addr3=$(rump.ifconfig shmif0 |awk '/address:/ { print $2;}')
 363         unset RUMP_SERVER
 364
 365         # Refill the MAC addresses of the endpoints.
 366         export RUMP_SERVER=$SOCK1
 367         atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 $IP2
 368         export RUMP_SERVER=$SOCK2
 369         export LD_PRELOAD=/usr/lib/librumphijack.so
 370         /sbin/brconfig bridge0
 371         atf_check -s exit:0 -o match:"$addr1 shmif0" /sbin/brconfig bridge0
 372         atf_check -s exit:0 -o match:"$addr3 shmif1" /sbin/brconfig bridge0
 373
 374         # Check the default # of caches is 100
 375         atf_check -s exit:0 -o match:"max cache: 100" /sbin/brconfig bridge0
 376
 377         # Test two MAC addresses are cached
 378         n=$(get_number_of_caches)
 379         atf_check_equal $n 2
 380
 381         # Limit # of caches to one
 382         atf_check -s exit:0 -o ignore /sbin/brconfig bridge0 maxaddr 1
 383         atf_check -s exit:0 -o match:"max cache: 1" /sbin/brconfig bridge0
 384         /sbin/brconfig bridge0
 385
 386         # Test just one address is cached
 387         n=$(get_number_of_caches)
 388         atf_check_equal $n 1
 389
 390         # Increase # of caches to two
 391         atf_check -s exit:0 -o ignore /sbin/brconfig bridge0 maxaddr 2
 392         atf_check -s exit:0 -o match:"max cache: 2" /sbin/brconfig bridge0
 393         unset LD_PRELOAD
 394
 395         # Test we can cache two addresses again
 396         export RUMP_SERVER=$SOCK1
 397         atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 $IP2
 398         export RUMP_SERVER=$SOCK2
 399         export LD_PRELOAD=/usr/lib/librumphijack.so
 400         /sbin/brconfig bridge0
 401         atf_check -s exit:0 -o match:"$addr1 shmif0" /sbin/brconfig bridge0
 402         atf_check -s exit:0 -o match:"$addr3 shmif1" /sbin/brconfig bridge0
 403         unset LD_PRELOAD
 404 }
 405
 406 basic_body()
 407 {
 408         setup
 409         test_setup
 410
 411         # Enable once PR kern/49219 is fixed
 412         #test_ping_failure
 413
 414         setup_bridge
 415         sleep 1
 416         test_setup_bridge
 417         test_ping_success
 418
 419         teardown_bridge
 420         test_ping_failure
 421 }
 422
 423 basic6_body()
 424 {
 425         setup6
 426         test_setup6
 427
 428         test_ping6_failure
 429
 430         setup_bridge
 431         sleep 1
 432         test_setup_bridge
 433         test_ping6_success
 434
 435         teardown_bridge
 436         test_ping6_failure
 437 }
 438
 439 rtable_body()
 440 {
 441         addr1= addr3=
 442
 443         setup
 444         setup_bridge
 445
 446         # Get MAC addresses of the endpoints.
 447         export RUMP_SERVER=$SOCK1
 448         addr1=$(rump.ifconfig shmif0 |awk '/address:/ { print $2;}')
 449         export RUMP_SERVER=$SOCK3
 450         addr3=$(rump.ifconfig shmif0 |awk '/address:/ { print $2;}')
 451         unset RUMP_SERVER
 452
 453         # Confirm there is no MAC address caches.
 454         export RUMP_SERVER=$SOCK2
 455         export LD_PRELOAD=/usr/lib/librumphijack.so
 456         /sbin/brconfig bridge0
 457         atf_check -s exit:0 -o not-match:"$addr1" /sbin/brconfig bridge0
 458         atf_check -s exit:0 -o not-match:"$addr3" /sbin/brconfig bridge0
 459         unset LD_PRELOAD
 460
 461         # Make the bridge learn the MAC addresses of the endpoints.
 462         export RUMP_SERVER=$SOCK1
 463         atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 $IP2
 464         unset RUMP_SERVER
 465
 466         # Tests the addresses are in the cache.
 467         export RUMP_SERVER=$SOCK2
 468         export LD_PRELOAD=/usr/lib/librumphijack.so
 469         /sbin/brconfig bridge0
 470         atf_check -s exit:0 -o match:"$addr1 shmif0" /sbin/brconfig bridge0
 471         atf_check -s exit:0 -o match:"$addr3 shmif1" /sbin/brconfig bridge0
 472
 473         # Tests brconfig deladdr
 474         atf_check -s exit:0 -o ignore /sbin/brconfig bridge0 deladdr "$addr1"
 475         atf_check -s exit:0 -o not-match:"$addr1 shmif0" /sbin/brconfig bridge0
 476         atf_check -s exit:0 -o ignore /sbin/brconfig bridge0 deladdr "$addr3"
 477         atf_check -s exit:0 -o not-match:"$addr3 shmif1" /sbin/brconfig bridge0
 478         unset LD_PRELOAD
 479
 480         # Refill the MAC addresses of the endpoints.
 481         export RUMP_SERVER=$SOCK1
 482         atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 $IP2
 483         unset RUMP_SERVER
 484         export RUMP_SERVER=$SOCK2
 485         export LD_PRELOAD=/usr/lib/librumphijack.so
 486         /sbin/brconfig bridge0
 487         atf_check -s exit:0 -o match:"$addr1 shmif0" /sbin/brconfig bridge0
 488         atf_check -s exit:0 -o match:"$addr3 shmif1" /sbin/brconfig bridge0
 489
 490         # Tests brconfig flush.
 491         atf_check -s exit:0 -o ignore /sbin/brconfig bridge0 flush
 492         atf_check -s exit:0 -o not-match:"$addr1 shmif0" /sbin/brconfig bridge0
 493         atf_check -s exit:0 -o not-match:"$addr3 shmif1" /sbin/brconfig bridge0
 494         unset LD_PRELOAD
 495
 496         # Tests brconfig timeout.
 497         export RUMP_SERVER=$SOCK2
 498         export LD_PRELOAD=/usr/lib/librumphijack.so
 499         atf_check -s exit:0 -o match:"timeout: 1200" /sbin/brconfig bridge0
 500         atf_check -s exit:0 -o ignore /sbin/brconfig bridge0 timeout 10
 501         atf_check -s exit:0 -o match:"timeout: 10" /sbin/brconfig bridge0
 502         unset LD_PRELOAD
 503
 504         # Tests brconfig maxaddr.
 505         test_brconfig_maxaddr
 506
 507         # TODO: brconfig static/flushall/discover/learn
 508         # TODO: cache expiration; it takes 5 minutes at least and we want to
 509         #       wait here so long. Should we have a sysctl to change the period?
 510 }
 511
 512 member_ip_body()
 513 {
 514         setup
 515         test_setup
 516
 517         # Enable once PR kern/49219 is fixed
 518         #test_ping_failure
 519
 520         setup_bridge
 521         sleep 1
 522         test_setup_bridge
 523         test_ping_success
 524
 525         setup_member_ip
 526         test_ping_member
 527
 528         teardown_bridge
 529         test_ping_failure
 530 }
 531
 532 member_ip6_body()
 533 {
 534         setup6
 535         test_setup6
 536
 537         test_ping6_failure
 538
 539         setup_bridge
 540         sleep 1
 541         test_setup_bridge
 542         test_ping6_success
 543
 544         setup_member_ip6
 545         test_ping6_member
 546
 547         teardown_bridge
 548         test_ping6_failure
 549 }
 550
 551 basic_cleanup()
 552 {
 553         dump_bus
 554         cleanup
 555 }
 556
 557 basic6_cleanup()
 558 {
 559         dump_bus
 560         cleanup
 561 }
 562
 563 rtable_cleanup()
 564 {
 565         dump_bus
 566         cleanup
 567 }
 568
 569 member_ip_cleanup()
 570 {
 571         dump_bus
 572         cleanup
 573 }
 574
 575 member_ip6_cleanup()
 576 {
 577         dump_bus
 578         cleanup
 579 }
 580
 581 atf_init_test_cases()
 582 {
 583         atf_add_test_case basic
 584         atf_add_test_case basic6
 585         atf_add_test_case rtable
 586         atf_add_test_case member_ip
 587         atf_add_test_case member_ip6
 588 }