1#!/bin/bash 2# SPDX-License-Identifier: GPL-2.0 3 4ret=0 5sin="" 6sout="" 7cin="" 8cinsent="" 9cout="" 10ksft_skip=4 11timeout=30 12mptcp_connect="" 13capture=0 14 15TEST_COUNT=0 16 17# generated using "nfbpf_compile '(ip && (ip[54] & 0xf0) == 0x30) || 18# (ip6 && (ip6[74] & 0xf0) == 0x30)'" 19CBPF_MPTCP_SUBOPTION_ADD_ADDR="14, 20 48 0 0 0, 21 84 0 0 240, 22 21 0 3 64, 23 48 0 0 54, 24 84 0 0 240, 25 21 6 7 48, 26 48 0 0 0, 27 84 0 0 240, 28 21 0 4 96, 29 48 0 0 74, 30 84 0 0 240, 31 21 0 1 48, 32 6 0 0 65535, 33 6 0 0 0" 34 35init() 36{ 37 capout=$(mktemp) 38 39 rndh=$(printf %x $sec)-$(mktemp -u XXXXXX) 40 41 ns1="ns1-$rndh" 42 ns2="ns2-$rndh" 43 44 for netns in "$ns1" "$ns2";do 45 ip netns add $netns || exit $ksft_skip 46 ip -net $netns link set lo up 47 ip netns exec $netns sysctl -q net.mptcp.enabled=1 48 ip netns exec $netns sysctl -q net.ipv4.conf.all.rp_filter=0 49 ip netns exec $netns sysctl -q net.ipv4.conf.default.rp_filter=0 50 done 51 52 # ns1 ns2 53 # ns1eth1 ns2eth1 54 # ns1eth2 ns2eth2 55 # ns1eth3 ns2eth3 56 # ns1eth4 ns2eth4 57 58 for i in `seq 1 4`; do 59 ip link add ns1eth$i netns "$ns1" type veth peer name ns2eth$i netns "$ns2" 60 ip -net "$ns1" addr add 10.0.$i.1/24 dev ns1eth$i 61 ip -net "$ns1" addr add dead:beef:$i::1/64 dev ns1eth$i nodad 62 ip -net "$ns1" link set ns1eth$i up 63 64 ip -net "$ns2" addr add 10.0.$i.2/24 dev ns2eth$i 65 ip -net "$ns2" addr add dead:beef:$i::2/64 dev ns2eth$i nodad 66 ip -net "$ns2" link set ns2eth$i up 67 68 # let $ns2 reach any $ns1 address from any interface 69 ip -net "$ns2" route add default via 10.0.$i.1 dev ns2eth$i metric 10$i 70 done 71} 72 73cleanup_partial() 74{ 75 rm -f "$capout" 76 77 for netns in "$ns1" "$ns2"; do 78 ip netns del $netns 79 done 80} 81 82cleanup() 83{ 84 rm -f "$cin" "$cout" 85 rm -f "$sin" "$sout" "$cinsent" 86 cleanup_partial 87} 88 89reset() 90{ 91 cleanup_partial 92 init 93} 94 95reset_with_cookies() 96{ 97 reset 98 99 for netns in "$ns1" "$ns2";do 100 ip netns exec $netns sysctl -q net.ipv4.tcp_syncookies=2 101 done 102} 103 104reset_with_add_addr_timeout() 105{ 106 local ip="${1:-4}" 107 local tables 108 109 tables="iptables" 110 if [ $ip -eq 6 ]; then 111 tables="ip6tables" 112 fi 113 114 reset 115 116 ip netns exec $ns1 sysctl -q net.mptcp.add_addr_timeout=1 117 ip netns exec $ns2 $tables -A OUTPUT -p tcp \ 118 -m tcp --tcp-option 30 \ 119 -m bpf --bytecode \ 120 "$CBPF_MPTCP_SUBOPTION_ADD_ADDR" \ 121 -j DROP 122} 123 124for arg in "$@"; do 125 if [ "$arg" = "-c" ]; then 126 capture=1 127 fi 128done 129 130ip -Version > /dev/null 2>&1 131if [ $? -ne 0 ];then 132 echo "SKIP: Could not run test without ip tool" 133 exit $ksft_skip 134fi 135 136iptables -V > /dev/null 2>&1 137if [ $? -ne 0 ];then 138 echo "SKIP: Could not run all tests without iptables tool" 139 exit $ksft_skip 140fi 141 142ip6tables -V > /dev/null 2>&1 143if [ $? -ne 0 ];then 144 echo "SKIP: Could not run all tests without ip6tables tool" 145 exit $ksft_skip 146fi 147 148print_file_err() 149{ 150 ls -l "$1" 1>&2 151 echo "Trailing bytes are: " 152 tail -c 27 "$1" 153} 154 155check_transfer() 156{ 157 in=$1 158 out=$2 159 what=$3 160 161 cmp "$in" "$out" > /dev/null 2>&1 162 if [ $? -ne 0 ] ;then 163 echo "[ FAIL ] $what does not match (in, out):" 164 print_file_err "$in" 165 print_file_err "$out" 166 ret=1 167 168 return 1 169 fi 170 171 return 0 172} 173 174do_ping() 175{ 176 listener_ns="$1" 177 connector_ns="$2" 178 connect_addr="$3" 179 180 ip netns exec ${connector_ns} ping -q -c 1 $connect_addr >/dev/null 181 if [ $? -ne 0 ] ; then 182 echo "$listener_ns -> $connect_addr connectivity [ FAIL ]" 1>&2 183 ret=1 184 fi 185} 186 187link_failure() 188{ 189 ns="$1" 190 191 l=$((RANDOM%4)) 192 l=$((l+1)) 193 194 veth="ns1eth$l" 195 ip -net "$ns" link set "$veth" down 196} 197 198# $1: IP address 199is_v6() 200{ 201 [ -z "${1##*:*}" ] 202} 203 204do_transfer() 205{ 206 listener_ns="$1" 207 connector_ns="$2" 208 cl_proto="$3" 209 srv_proto="$4" 210 connect_addr="$5" 211 test_link_fail="$6" 212 rm_nr_ns1="$7" 213 rm_nr_ns2="$8" 214 speed="$9" 215 216 port=$((10000+$TEST_COUNT)) 217 TEST_COUNT=$((TEST_COUNT+1)) 218 219 :> "$cout" 220 :> "$sout" 221 :> "$capout" 222 223 if [ $capture -eq 1 ]; then 224 if [ -z $SUDO_USER ] ; then 225 capuser="" 226 else 227 capuser="-Z $SUDO_USER" 228 fi 229 230 capfile=$(printf "mp_join-%02u-%s.pcap" "$TEST_COUNT" "${listener_ns}") 231 232 echo "Capturing traffic for test $TEST_COUNT into $capfile" 233 ip netns exec ${listener_ns} tcpdump -i any -s 65535 -B 32768 $capuser -w $capfile > "$capout" 2>&1 & 234 cappid=$! 235 236 sleep 1 237 fi 238 239 if [ $speed = "fast" ]; then 240 mptcp_connect="./mptcp_connect -j" 241 else 242 mptcp_connect="./mptcp_connect -r" 243 fi 244 245 local local_addr 246 if is_v6 "${connect_addr}"; then 247 local_addr="::" 248 else 249 local_addr="0.0.0.0" 250 fi 251 252 ip netns exec ${listener_ns} $mptcp_connect -t $timeout -l -p $port \ 253 -s ${srv_proto} ${local_addr} < "$sin" > "$sout" & 254 spid=$! 255 256 sleep 1 257 258 if [ "$test_link_fail" -eq 0 ];then 259 ip netns exec ${connector_ns} $mptcp_connect -t $timeout -p $port -s ${cl_proto} $connect_addr < "$cin" > "$cout" & 260 else 261 ( cat "$cin" ; sleep 2; link_failure $listener_ns ; cat "$cin" ) | tee "$cinsent" | \ 262 ip netns exec ${connector_ns} $mptcp_connect -t $timeout -p $port -s ${cl_proto} $connect_addr > "$cout" & 263 fi 264 cpid=$! 265 266 if [ $rm_nr_ns1 -gt 0 ]; then 267 if [ $rm_nr_ns1 -lt 8 ]; then 268 counter=1 269 sleep 1 270 271 while [ $counter -le $rm_nr_ns1 ] 272 do 273 ip netns exec ${listener_ns} ./pm_nl_ctl del $counter 274 sleep 1 275 let counter+=1 276 done 277 else 278 sleep 1 279 ip netns exec ${listener_ns} ./pm_nl_ctl flush 280 fi 281 fi 282 283 if [ $rm_nr_ns2 -gt 0 ]; then 284 if [ $rm_nr_ns2 -lt 8 ]; then 285 counter=1 286 sleep 1 287 288 while [ $counter -le $rm_nr_ns2 ] 289 do 290 ip netns exec ${connector_ns} ./pm_nl_ctl del $counter 291 sleep 1 292 let counter+=1 293 done 294 else 295 sleep 1 296 ip netns exec ${connector_ns} ./pm_nl_ctl flush 297 fi 298 fi 299 300 wait $cpid 301 retc=$? 302 wait $spid 303 rets=$? 304 305 if [ $capture -eq 1 ]; then 306 sleep 1 307 kill $cappid 308 fi 309 310 if [ ${rets} -ne 0 ] || [ ${retc} -ne 0 ]; then 311 echo " client exit code $retc, server $rets" 1>&2 312 echo -e "\nnetns ${listener_ns} socket stat for ${port}:" 1>&2 313 ip netns exec ${listener_ns} ss -nita 1>&2 -o "sport = :$port" 314 echo -e "\nnetns ${connector_ns} socket stat for ${port}:" 1>&2 315 ip netns exec ${connector_ns} ss -nita 1>&2 -o "dport = :$port" 316 317 cat "$capout" 318 ret=1 319 return 1 320 fi 321 322 check_transfer $sin $cout "file received by client" 323 retc=$? 324 if [ "$test_link_fail" -eq 0 ];then 325 check_transfer $cin $sout "file received by server" 326 else 327 check_transfer $cinsent $sout "file received by server" 328 fi 329 rets=$? 330 331 if [ $retc -eq 0 ] && [ $rets -eq 0 ];then 332 cat "$capout" 333 return 0 334 fi 335 336 cat "$capout" 337 return 1 338} 339 340make_file() 341{ 342 name=$1 343 who=$2 344 size=$3 345 346 dd if=/dev/urandom of="$name" bs=1024 count=$size 2> /dev/null 347 echo -e "\nMPTCP_TEST_FILE_END_MARKER" >> "$name" 348 349 echo "Created $name (size $size KB) containing data sent by $who" 350} 351 352run_tests() 353{ 354 listener_ns="$1" 355 connector_ns="$2" 356 connect_addr="$3" 357 test_linkfail="${4:-0}" 358 rm_nr_ns1="${5:-0}" 359 rm_nr_ns2="${6:-0}" 360 speed="${7:-fast}" 361 lret=0 362 oldin="" 363 364 if [ "$test_linkfail" -eq 1 ];then 365 size=$((RANDOM%1024)) 366 size=$((size+1)) 367 size=$((size*128)) 368 369 oldin=$(mktemp) 370 cp "$cin" "$oldin" 371 make_file "$cin" "client" $size 372 fi 373 374 do_transfer ${listener_ns} ${connector_ns} MPTCP MPTCP ${connect_addr} \ 375 ${test_linkfail} ${rm_nr_ns1} ${rm_nr_ns2} ${speed} 376 lret=$? 377 378 if [ "$test_linkfail" -eq 1 ];then 379 cp "$oldin" "$cin" 380 rm -f "$oldin" 381 fi 382 383 if [ $lret -ne 0 ]; then 384 ret=$lret 385 return 386 fi 387} 388 389chk_join_nr() 390{ 391 local msg="$1" 392 local syn_nr=$2 393 local syn_ack_nr=$3 394 local ack_nr=$4 395 local count 396 local dump_stats 397 398 printf "%02u %-36s %s" "$TEST_COUNT" "$msg" "syn" 399 count=`ip netns exec $ns1 nstat -as | grep MPTcpExtMPJoinSynRx | awk '{print $2}'` 400 [ -z "$count" ] && count=0 401 if [ "$count" != "$syn_nr" ]; then 402 echo "[fail] got $count JOIN[s] syn expected $syn_nr" 403 ret=1 404 dump_stats=1 405 else 406 echo -n "[ ok ]" 407 fi 408 409 echo -n " - synack" 410 count=`ip netns exec $ns2 nstat -as | grep MPTcpExtMPJoinSynAckRx | awk '{print $2}'` 411 [ -z "$count" ] && count=0 412 if [ "$count" != "$syn_ack_nr" ]; then 413 echo "[fail] got $count JOIN[s] synack expected $syn_ack_nr" 414 ret=1 415 dump_stats=1 416 else 417 echo -n "[ ok ]" 418 fi 419 420 echo -n " - ack" 421 count=`ip netns exec $ns1 nstat -as | grep MPTcpExtMPJoinAckRx | awk '{print $2}'` 422 [ -z "$count" ] && count=0 423 if [ "$count" != "$ack_nr" ]; then 424 echo "[fail] got $count JOIN[s] ack expected $ack_nr" 425 ret=1 426 dump_stats=1 427 else 428 echo "[ ok ]" 429 fi 430 if [ "${dump_stats}" = 1 ]; then 431 echo Server ns stats 432 ip netns exec $ns1 nstat -as | grep MPTcp 433 echo Client ns stats 434 ip netns exec $ns2 nstat -as | grep MPTcp 435 fi 436} 437 438chk_add_nr() 439{ 440 local add_nr=$1 441 local echo_nr=$2 442 local count 443 local dump_stats 444 445 printf "%-39s %s" " " "add" 446 count=`ip netns exec $ns2 nstat -as | grep MPTcpExtAddAddr | awk '{print $2}'` 447 [ -z "$count" ] && count=0 448 if [ "$count" != "$add_nr" ]; then 449 echo "[fail] got $count ADD_ADDR[s] expected $add_nr" 450 ret=1 451 dump_stats=1 452 else 453 echo -n "[ ok ]" 454 fi 455 456 echo -n " - echo " 457 count=`ip netns exec $ns1 nstat -as | grep MPTcpExtEchoAdd | awk '{print $2}'` 458 [ -z "$count" ] && count=0 459 if [ "$count" != "$echo_nr" ]; then 460 echo "[fail] got $count ADD_ADDR echo[s] expected $echo_nr" 461 ret=1 462 dump_stats=1 463 else 464 echo "[ ok ]" 465 fi 466 467 if [ "${dump_stats}" = 1 ]; then 468 echo Server ns stats 469 ip netns exec $ns1 nstat -as | grep MPTcp 470 echo Client ns stats 471 ip netns exec $ns2 nstat -as | grep MPTcp 472 fi 473} 474 475chk_rm_nr() 476{ 477 local rm_addr_nr=$1 478 local rm_subflow_nr=$2 479 local count 480 local dump_stats 481 482 printf "%-39s %s" " " "rm " 483 count=`ip netns exec $ns1 nstat -as | grep MPTcpExtRmAddr | awk '{print $2}'` 484 [ -z "$count" ] && count=0 485 if [ "$count" != "$rm_addr_nr" ]; then 486 echo "[fail] got $count RM_ADDR[s] expected $rm_addr_nr" 487 ret=1 488 dump_stats=1 489 else 490 echo -n "[ ok ]" 491 fi 492 493 echo -n " - sf " 494 count=`ip netns exec $ns2 nstat -as | grep MPTcpExtRmSubflow | awk '{print $2}'` 495 [ -z "$count" ] && count=0 496 if [ "$count" != "$rm_subflow_nr" ]; then 497 echo "[fail] got $count RM_SUBFLOW[s] expected $rm_subflow_nr" 498 ret=1 499 dump_stats=1 500 else 501 echo "[ ok ]" 502 fi 503 504 if [ "${dump_stats}" = 1 ]; then 505 echo Server ns stats 506 ip netns exec $ns1 nstat -as | grep MPTcp 507 echo Client ns stats 508 ip netns exec $ns2 nstat -as | grep MPTcp 509 fi 510} 511 512sin=$(mktemp) 513sout=$(mktemp) 514cin=$(mktemp) 515cinsent=$(mktemp) 516cout=$(mktemp) 517init 518make_file "$cin" "client" 1 519make_file "$sin" "server" 1 520trap cleanup EXIT 521 522run_tests $ns1 $ns2 10.0.1.1 523chk_join_nr "no JOIN" "0" "0" "0" 524 525# subflow limted by client 526reset 527ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 528run_tests $ns1 $ns2 10.0.1.1 529chk_join_nr "single subflow, limited by client" 0 0 0 530 531# subflow limted by server 532reset 533ip netns exec $ns2 ./pm_nl_ctl limits 0 1 534ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 535run_tests $ns1 $ns2 10.0.1.1 536chk_join_nr "single subflow, limited by server" 1 1 0 537 538# subflow 539reset 540ip netns exec $ns1 ./pm_nl_ctl limits 0 1 541ip netns exec $ns2 ./pm_nl_ctl limits 0 1 542ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 543run_tests $ns1 $ns2 10.0.1.1 544chk_join_nr "single subflow" 1 1 1 545 546# multiple subflows 547reset 548ip netns exec $ns1 ./pm_nl_ctl limits 0 2 549ip netns exec $ns2 ./pm_nl_ctl limits 0 2 550ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 551ip netns exec $ns2 ./pm_nl_ctl add 10.0.2.2 flags subflow 552run_tests $ns1 $ns2 10.0.1.1 553chk_join_nr "multiple subflows" 2 2 2 554 555# multiple subflows limited by serverf 556reset 557ip netns exec $ns1 ./pm_nl_ctl limits 0 1 558ip netns exec $ns2 ./pm_nl_ctl limits 0 2 559ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 560ip netns exec $ns2 ./pm_nl_ctl add 10.0.2.2 flags subflow 561run_tests $ns1 $ns2 10.0.1.1 562chk_join_nr "multiple subflows, limited by server" 2 2 1 563 564# add_address, unused 565reset 566ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 567run_tests $ns1 $ns2 10.0.1.1 568chk_join_nr "unused signal address" 0 0 0 569chk_add_nr 1 1 570 571# accept and use add_addr 572reset 573ip netns exec $ns1 ./pm_nl_ctl limits 0 1 574ip netns exec $ns2 ./pm_nl_ctl limits 1 1 575ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 576run_tests $ns1 $ns2 10.0.1.1 577chk_join_nr "signal address" 1 1 1 578chk_add_nr 1 1 579 580# accept and use add_addr with an additional subflow 581# note: signal address in server ns and local addresses in client ns must 582# belong to different subnets or one of the listed local address could be 583# used for 'add_addr' subflow 584reset 585ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 586ip netns exec $ns1 ./pm_nl_ctl limits 0 2 587ip netns exec $ns2 ./pm_nl_ctl limits 1 2 588ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 589run_tests $ns1 $ns2 10.0.1.1 590chk_join_nr "subflow and signal" 2 2 2 591chk_add_nr 1 1 592 593# accept and use add_addr with additional subflows 594reset 595ip netns exec $ns1 ./pm_nl_ctl limits 0 3 596ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 597ip netns exec $ns2 ./pm_nl_ctl limits 1 3 598ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 599ip netns exec $ns2 ./pm_nl_ctl add 10.0.4.2 flags subflow 600run_tests $ns1 $ns2 10.0.1.1 601chk_join_nr "multiple subflows and signal" 3 3 3 602chk_add_nr 1 1 603 604# accept and use add_addr with additional subflows and link loss 605reset 606ip netns exec $ns1 ./pm_nl_ctl limits 0 3 607ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 608ip netns exec $ns2 ./pm_nl_ctl limits 1 3 609ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 610ip netns exec $ns2 ./pm_nl_ctl add 10.0.4.2 flags subflow 611run_tests $ns1 $ns2 10.0.1.1 1 612chk_join_nr "multiple flows, signal, link failure" 3 3 3 613chk_add_nr 1 1 614 615# add_addr timeout 616reset_with_add_addr_timeout 617ip netns exec $ns1 ./pm_nl_ctl limits 0 1 618ip netns exec $ns2 ./pm_nl_ctl limits 1 1 619ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 620run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow 621chk_join_nr "signal address, ADD_ADDR timeout" 1 1 1 622chk_add_nr 4 0 623 624# single subflow, remove 625reset 626ip netns exec $ns1 ./pm_nl_ctl limits 0 1 627ip netns exec $ns2 ./pm_nl_ctl limits 0 1 628ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 629run_tests $ns1 $ns2 10.0.1.1 0 0 1 slow 630chk_join_nr "remove single subflow" 1 1 1 631chk_rm_nr 1 1 632 633# multiple subflows, remove 634reset 635ip netns exec $ns1 ./pm_nl_ctl limits 0 2 636ip netns exec $ns2 ./pm_nl_ctl limits 0 2 637ip netns exec $ns2 ./pm_nl_ctl add 10.0.2.2 flags subflow 638ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 639run_tests $ns1 $ns2 10.0.1.1 0 0 2 slow 640chk_join_nr "remove multiple subflows" 2 2 2 641chk_rm_nr 2 2 642 643# single address, remove 644reset 645ip netns exec $ns1 ./pm_nl_ctl limits 0 1 646ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 647ip netns exec $ns2 ./pm_nl_ctl limits 1 1 648run_tests $ns1 $ns2 10.0.1.1 0 1 0 slow 649chk_join_nr "remove single address" 1 1 1 650chk_add_nr 1 1 651chk_rm_nr 0 0 652 653# subflow and signal, remove 654reset 655ip netns exec $ns1 ./pm_nl_ctl limits 0 2 656ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 657ip netns exec $ns2 ./pm_nl_ctl limits 1 2 658ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 659run_tests $ns1 $ns2 10.0.1.1 0 1 1 slow 660chk_join_nr "remove subflow and signal" 2 2 2 661chk_add_nr 1 1 662chk_rm_nr 1 1 663 664# subflows and signal, remove 665reset 666ip netns exec $ns1 ./pm_nl_ctl limits 0 3 667ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 668ip netns exec $ns2 ./pm_nl_ctl limits 1 3 669ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 670ip netns exec $ns2 ./pm_nl_ctl add 10.0.4.2 flags subflow 671run_tests $ns1 $ns2 10.0.1.1 0 1 2 slow 672chk_join_nr "remove subflows and signal" 3 3 3 673chk_add_nr 1 1 674chk_rm_nr 2 2 675 676# subflows and signal, flush 677reset 678ip netns exec $ns1 ./pm_nl_ctl limits 0 3 679ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 680ip netns exec $ns2 ./pm_nl_ctl limits 1 3 681ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 682ip netns exec $ns2 ./pm_nl_ctl add 10.0.4.2 flags subflow 683run_tests $ns1 $ns2 10.0.1.1 0 8 8 slow 684chk_join_nr "flush subflows and signal" 3 3 3 685chk_add_nr 1 1 686chk_rm_nr 2 2 687 688# subflow IPv6 689reset 690ip netns exec $ns1 ./pm_nl_ctl limits 0 1 691ip netns exec $ns2 ./pm_nl_ctl limits 0 1 692ip netns exec $ns2 ./pm_nl_ctl add dead:beef:3::2 flags subflow 693run_tests $ns1 $ns2 dead:beef:1::1 0 0 0 slow 694chk_join_nr "single subflow IPv6" 1 1 1 695 696# add_address, unused IPv6 697reset 698ip netns exec $ns1 ./pm_nl_ctl add dead:beef:2::1 flags signal 699run_tests $ns1 $ns2 dead:beef:1::1 0 0 0 slow 700chk_join_nr "unused signal address IPv6" 0 0 0 701chk_add_nr 1 1 702 703# signal address IPv6 704reset 705ip netns exec $ns1 ./pm_nl_ctl limits 0 1 706ip netns exec $ns1 ./pm_nl_ctl add dead:beef:2::1 flags signal 707ip netns exec $ns2 ./pm_nl_ctl limits 1 1 708run_tests $ns1 $ns2 dead:beef:1::1 0 0 0 slow 709chk_join_nr "single address IPv6" 1 1 1 710chk_add_nr 1 1 711 712# add_addr timeout IPv6 713reset_with_add_addr_timeout 6 714ip netns exec $ns1 ./pm_nl_ctl limits 0 1 715ip netns exec $ns2 ./pm_nl_ctl limits 1 1 716ip netns exec $ns1 ./pm_nl_ctl add dead:beef:2::1 flags signal 717run_tests $ns1 $ns2 dead:beef:1::1 0 0 0 slow 718chk_join_nr "signal address, ADD_ADDR6 timeout" 1 1 1 719chk_add_nr 4 0 720 721# single address IPv6, remove 722reset 723ip netns exec $ns1 ./pm_nl_ctl limits 0 1 724ip netns exec $ns1 ./pm_nl_ctl add dead:beef:2::1 flags signal 725ip netns exec $ns2 ./pm_nl_ctl limits 1 1 726run_tests $ns1 $ns2 dead:beef:1::1 0 1 0 slow 727chk_join_nr "remove single address IPv6" 1 1 1 728chk_add_nr 1 1 729chk_rm_nr 0 0 730 731# subflow and signal IPv6, remove 732reset 733ip netns exec $ns1 ./pm_nl_ctl limits 0 2 734ip netns exec $ns1 ./pm_nl_ctl add dead:beef:2::1 flags signal 735ip netns exec $ns2 ./pm_nl_ctl limits 1 2 736ip netns exec $ns2 ./pm_nl_ctl add dead:beef:3::2 flags subflow 737run_tests $ns1 $ns2 dead:beef:1::1 0 1 1 slow 738chk_join_nr "remove subflow and signal IPv6" 2 2 2 739chk_add_nr 1 1 740chk_rm_nr 1 1 741 742# single subflow, syncookies 743reset_with_cookies 744ip netns exec $ns1 ./pm_nl_ctl limits 0 1 745ip netns exec $ns2 ./pm_nl_ctl limits 0 1 746ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 747run_tests $ns1 $ns2 10.0.1.1 748chk_join_nr "single subflow with syn cookies" 1 1 1 749 750# multiple subflows with syn cookies 751reset_with_cookies 752ip netns exec $ns1 ./pm_nl_ctl limits 0 2 753ip netns exec $ns2 ./pm_nl_ctl limits 0 2 754ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 755ip netns exec $ns2 ./pm_nl_ctl add 10.0.2.2 flags subflow 756run_tests $ns1 $ns2 10.0.1.1 757chk_join_nr "multiple subflows with syn cookies" 2 2 2 758 759# multiple subflows limited by server 760reset_with_cookies 761ip netns exec $ns1 ./pm_nl_ctl limits 0 1 762ip netns exec $ns2 ./pm_nl_ctl limits 0 2 763ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 764ip netns exec $ns2 ./pm_nl_ctl add 10.0.2.2 flags subflow 765run_tests $ns1 $ns2 10.0.1.1 766chk_join_nr "subflows limited by server w cookies" 2 2 1 767 768# test signal address with cookies 769reset_with_cookies 770ip netns exec $ns1 ./pm_nl_ctl limits 0 1 771ip netns exec $ns2 ./pm_nl_ctl limits 1 1 772ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 773run_tests $ns1 $ns2 10.0.1.1 774chk_join_nr "signal address with syn cookies" 1 1 1 775chk_add_nr 1 1 776 777# test cookie with subflow and signal 778reset_with_cookies 779ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 780ip netns exec $ns1 ./pm_nl_ctl limits 0 2 781ip netns exec $ns2 ./pm_nl_ctl limits 1 2 782ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 783run_tests $ns1 $ns2 10.0.1.1 784chk_join_nr "subflow and signal w cookies" 2 2 2 785chk_add_nr 1 1 786 787# accept and use add_addr with additional subflows 788reset_with_cookies 789ip netns exec $ns1 ./pm_nl_ctl limits 0 3 790ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 791ip netns exec $ns2 ./pm_nl_ctl limits 1 3 792ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 793ip netns exec $ns2 ./pm_nl_ctl add 10.0.4.2 flags subflow 794run_tests $ns1 $ns2 10.0.1.1 795chk_join_nr "subflows and signal w. cookies" 3 3 3 796chk_add_nr 1 1 797 798exit $ret 799