1#!/bin/bash 2# SPDX-License-Identifier: GPL-2.0 3 4ret=0 5sin="" 6sinfail="" 7sout="" 8cin="" 9cinfail="" 10cinsent="" 11cout="" 12ksft_skip=4 13timeout_poll=30 14timeout_test=$((timeout_poll * 2 + 1)) 15mptcp_connect="" 16capture=0 17checksum=0 18do_all_tests=1 19 20TEST_COUNT=0 21 22# generated using "nfbpf_compile '(ip && (ip[54] & 0xf0) == 0x30) || 23# (ip6 && (ip6[74] & 0xf0) == 0x30)'" 24CBPF_MPTCP_SUBOPTION_ADD_ADDR="14, 25 48 0 0 0, 26 84 0 0 240, 27 21 0 3 64, 28 48 0 0 54, 29 84 0 0 240, 30 21 6 7 48, 31 48 0 0 0, 32 84 0 0 240, 33 21 0 4 96, 34 48 0 0 74, 35 84 0 0 240, 36 21 0 1 48, 37 6 0 0 65535, 38 6 0 0 0" 39 40init() 41{ 42 capout=$(mktemp) 43 44 rndh=$(printf %x $sec)-$(mktemp -u XXXXXX) 45 46 ns1="ns1-$rndh" 47 ns2="ns2-$rndh" 48 49 for netns in "$ns1" "$ns2";do 50 ip netns add $netns || exit $ksft_skip 51 ip -net $netns link set lo up 52 ip netns exec $netns sysctl -q net.mptcp.enabled=1 53 ip netns exec $netns sysctl -q net.ipv4.conf.all.rp_filter=0 54 ip netns exec $netns sysctl -q net.ipv4.conf.default.rp_filter=0 55 if [ $checksum -eq 1 ]; then 56 ip netns exec $netns sysctl -q net.mptcp.checksum_enabled=1 57 fi 58 done 59 60 # ns1 ns2 61 # ns1eth1 ns2eth1 62 # ns1eth2 ns2eth2 63 # ns1eth3 ns2eth3 64 # ns1eth4 ns2eth4 65 66 for i in `seq 1 4`; do 67 ip link add ns1eth$i netns "$ns1" type veth peer name ns2eth$i netns "$ns2" 68 ip -net "$ns1" addr add 10.0.$i.1/24 dev ns1eth$i 69 ip -net "$ns1" addr add dead:beef:$i::1/64 dev ns1eth$i nodad 70 ip -net "$ns1" link set ns1eth$i up 71 72 ip -net "$ns2" addr add 10.0.$i.2/24 dev ns2eth$i 73 ip -net "$ns2" addr add dead:beef:$i::2/64 dev ns2eth$i nodad 74 ip -net "$ns2" link set ns2eth$i up 75 76 # let $ns2 reach any $ns1 address from any interface 77 ip -net "$ns2" route add default via 10.0.$i.1 dev ns2eth$i metric 10$i 78 done 79} 80 81init_shapers() 82{ 83 for i in `seq 1 4`; do 84 tc -n $ns1 qdisc add dev ns1eth$i root netem rate 20mbit delay 1 85 tc -n $ns2 qdisc add dev ns2eth$i root netem rate 20mbit delay 1 86 done 87} 88 89cleanup_partial() 90{ 91 rm -f "$capout" 92 93 for netns in "$ns1" "$ns2"; do 94 ip netns del $netns 95 rm -f /tmp/$netns.{nstat,out} 96 done 97} 98 99cleanup() 100{ 101 rm -f "$cin" "$cout" "$sinfail" 102 rm -f "$sin" "$sout" "$cinsent" "$cinfail" 103 cleanup_partial 104} 105 106reset() 107{ 108 cleanup_partial 109 init 110} 111 112reset_with_cookies() 113{ 114 reset 115 116 for netns in "$ns1" "$ns2";do 117 ip netns exec $netns sysctl -q net.ipv4.tcp_syncookies=2 118 done 119} 120 121reset_with_add_addr_timeout() 122{ 123 local ip="${1:-4}" 124 local tables 125 126 tables="iptables" 127 if [ $ip -eq 6 ]; then 128 tables="ip6tables" 129 fi 130 131 reset 132 133 ip netns exec $ns1 sysctl -q net.mptcp.add_addr_timeout=1 134 ip netns exec $ns2 $tables -A OUTPUT -p tcp \ 135 -m tcp --tcp-option 30 \ 136 -m bpf --bytecode \ 137 "$CBPF_MPTCP_SUBOPTION_ADD_ADDR" \ 138 -j DROP 139} 140 141reset_with_checksum() 142{ 143 local ns1_enable=$1 144 local ns2_enable=$2 145 146 reset 147 148 ip netns exec $ns1 sysctl -q net.mptcp.checksum_enabled=$ns1_enable 149 ip netns exec $ns2 sysctl -q net.mptcp.checksum_enabled=$ns2_enable 150} 151 152reset_with_allow_join_id0() 153{ 154 local ns1_enable=$1 155 local ns2_enable=$2 156 157 reset 158 159 ip netns exec $ns1 sysctl -q net.mptcp.allow_join_initial_addr_port=$ns1_enable 160 ip netns exec $ns2 sysctl -q net.mptcp.allow_join_initial_addr_port=$ns2_enable 161} 162 163ip -Version > /dev/null 2>&1 164if [ $? -ne 0 ];then 165 echo "SKIP: Could not run test without ip tool" 166 exit $ksft_skip 167fi 168 169iptables -V > /dev/null 2>&1 170if [ $? -ne 0 ];then 171 echo "SKIP: Could not run all tests without iptables tool" 172 exit $ksft_skip 173fi 174 175ip6tables -V > /dev/null 2>&1 176if [ $? -ne 0 ];then 177 echo "SKIP: Could not run all tests without ip6tables tool" 178 exit $ksft_skip 179fi 180 181print_file_err() 182{ 183 ls -l "$1" 1>&2 184 echo "Trailing bytes are: " 185 tail -c 27 "$1" 186} 187 188check_transfer() 189{ 190 in=$1 191 out=$2 192 what=$3 193 194 cmp "$in" "$out" > /dev/null 2>&1 195 if [ $? -ne 0 ] ;then 196 echo "[ FAIL ] $what does not match (in, out):" 197 print_file_err "$in" 198 print_file_err "$out" 199 ret=1 200 201 return 1 202 fi 203 204 return 0 205} 206 207do_ping() 208{ 209 listener_ns="$1" 210 connector_ns="$2" 211 connect_addr="$3" 212 213 ip netns exec ${connector_ns} ping -q -c 1 $connect_addr >/dev/null 214 if [ $? -ne 0 ] ; then 215 echo "$listener_ns -> $connect_addr connectivity [ FAIL ]" 1>&2 216 ret=1 217 fi 218} 219 220link_failure() 221{ 222 ns="$1" 223 224 if [ -z "$FAILING_LINKS" ]; then 225 l=$((RANDOM%4)) 226 FAILING_LINKS=$((l+1)) 227 fi 228 229 for l in $FAILING_LINKS; do 230 veth="ns1eth$l" 231 ip -net "$ns" link set "$veth" down 232 done 233} 234 235# $1: IP address 236is_v6() 237{ 238 [ -z "${1##*:*}" ] 239} 240 241do_transfer() 242{ 243 listener_ns="$1" 244 connector_ns="$2" 245 cl_proto="$3" 246 srv_proto="$4" 247 connect_addr="$5" 248 test_link_fail="$6" 249 addr_nr_ns1="$7" 250 addr_nr_ns2="$8" 251 speed="$9" 252 bkup="${10}" 253 254 port=$((10000+$TEST_COUNT)) 255 TEST_COUNT=$((TEST_COUNT+1)) 256 257 :> "$cout" 258 :> "$sout" 259 :> "$capout" 260 261 if [ $capture -eq 1 ]; then 262 if [ -z $SUDO_USER ] ; then 263 capuser="" 264 else 265 capuser="-Z $SUDO_USER" 266 fi 267 268 capfile=$(printf "mp_join-%02u-%s.pcap" "$TEST_COUNT" "${listener_ns}") 269 270 echo "Capturing traffic for test $TEST_COUNT into $capfile" 271 ip netns exec ${listener_ns} tcpdump -i any -s 65535 -B 32768 $capuser -w $capfile > "$capout" 2>&1 & 272 cappid=$! 273 274 sleep 1 275 fi 276 277 NSTAT_HISTORY=/tmp/${listener_ns}.nstat ip netns exec ${listener_ns} \ 278 nstat -n 279 NSTAT_HISTORY=/tmp/${connector_ns}.nstat ip netns exec ${connector_ns} \ 280 nstat -n 281 282 if [ $speed = "fast" ]; then 283 mptcp_connect="./mptcp_connect -j" 284 elif [ $speed = "slow" ]; then 285 mptcp_connect="./mptcp_connect -r 50" 286 elif [ $speed = "least" ]; then 287 mptcp_connect="./mptcp_connect -r 10" 288 fi 289 290 local local_addr 291 if is_v6 "${connect_addr}"; then 292 local_addr="::" 293 else 294 local_addr="0.0.0.0" 295 fi 296 297 if [ "$test_link_fail" -eq 2 ];then 298 timeout ${timeout_test} \ 299 ip netns exec ${listener_ns} \ 300 $mptcp_connect -t ${timeout_poll} -l -p $port -s ${cl_proto} \ 301 ${local_addr} < "$sinfail" > "$sout" & 302 else 303 timeout ${timeout_test} \ 304 ip netns exec ${listener_ns} \ 305 $mptcp_connect -t ${timeout_poll} -l -p $port -s ${srv_proto} \ 306 ${local_addr} < "$sin" > "$sout" & 307 fi 308 spid=$! 309 310 sleep 1 311 312 if [ "$test_link_fail" -eq 0 ];then 313 timeout ${timeout_test} \ 314 ip netns exec ${connector_ns} \ 315 $mptcp_connect -t ${timeout_poll} -p $port -s ${cl_proto} \ 316 $connect_addr < "$cin" > "$cout" & 317 else 318 ( cat "$cinfail" ; sleep 2; link_failure $listener_ns ; cat "$cinfail" ) | \ 319 tee "$cinsent" | \ 320 timeout ${timeout_test} \ 321 ip netns exec ${connector_ns} \ 322 $mptcp_connect -t ${timeout_poll} -p $port -s ${cl_proto} \ 323 $connect_addr > "$cout" & 324 fi 325 cpid=$! 326 327 if [ $addr_nr_ns1 -gt 0 ]; then 328 let add_nr_ns1=addr_nr_ns1 329 counter=2 330 sleep 1 331 while [ $add_nr_ns1 -gt 0 ]; do 332 local addr 333 if is_v6 "${connect_addr}"; then 334 addr="dead:beef:$counter::1" 335 else 336 addr="10.0.$counter.1" 337 fi 338 ip netns exec $ns1 ./pm_nl_ctl add $addr flags signal 339 let counter+=1 340 let add_nr_ns1-=1 341 done 342 sleep 1 343 elif [ $addr_nr_ns1 -lt 0 ]; then 344 let rm_nr_ns1=-addr_nr_ns1 345 if [ $rm_nr_ns1 -lt 8 ]; then 346 counter=1 347 pos=1 348 dump=(`ip netns exec ${listener_ns} ./pm_nl_ctl dump`) 349 if [ ${#dump[@]} -gt 0 ]; then 350 sleep 1 351 352 while [ $counter -le $rm_nr_ns1 ] 353 do 354 id=${dump[$pos]} 355 ip netns exec ${listener_ns} ./pm_nl_ctl del $id 356 sleep 1 357 let counter+=1 358 let pos+=5 359 done 360 fi 361 elif [ $rm_nr_ns1 -eq 8 ]; then 362 sleep 1 363 ip netns exec ${listener_ns} ./pm_nl_ctl flush 364 elif [ $rm_nr_ns1 -eq 9 ]; then 365 sleep 1 366 ip netns exec ${listener_ns} ./pm_nl_ctl del 0 ${connect_addr} 367 fi 368 fi 369 370 flags="subflow" 371 if [[ "${addr_nr_ns2}" = "fullmesh_"* ]]; then 372 flags="${flags},fullmesh" 373 addr_nr_ns2=${addr_nr_ns2:9} 374 fi 375 376 if [ $addr_nr_ns2 -gt 0 ]; then 377 let add_nr_ns2=addr_nr_ns2 378 counter=3 379 sleep 1 380 while [ $add_nr_ns2 -gt 0 ]; do 381 local addr 382 if is_v6 "${connect_addr}"; then 383 addr="dead:beef:$counter::2" 384 else 385 addr="10.0.$counter.2" 386 fi 387 ip netns exec $ns2 ./pm_nl_ctl add $addr flags $flags 388 let counter+=1 389 let add_nr_ns2-=1 390 done 391 sleep 1 392 elif [ $addr_nr_ns2 -lt 0 ]; then 393 let rm_nr_ns2=-addr_nr_ns2 394 if [ $rm_nr_ns2 -lt 8 ]; then 395 counter=1 396 pos=1 397 dump=(`ip netns exec ${connector_ns} ./pm_nl_ctl dump`) 398 if [ ${#dump[@]} -gt 0 ]; then 399 sleep 1 400 401 while [ $counter -le $rm_nr_ns2 ] 402 do 403 id=${dump[$pos]} 404 ip netns exec ${connector_ns} ./pm_nl_ctl del $id 405 sleep 1 406 let counter+=1 407 let pos+=5 408 done 409 fi 410 elif [ $rm_nr_ns2 -eq 8 ]; then 411 sleep 1 412 ip netns exec ${connector_ns} ./pm_nl_ctl flush 413 elif [ $rm_nr_ns2 -eq 9 ]; then 414 local addr 415 if is_v6 "${connect_addr}"; then 416 addr="dead:beef:1::2" 417 else 418 addr="10.0.1.2" 419 fi 420 sleep 1 421 ip netns exec ${connector_ns} ./pm_nl_ctl del 0 $addr 422 fi 423 fi 424 425 if [ ! -z $bkup ]; then 426 sleep 1 427 for netns in "$ns1" "$ns2"; do 428 dump=(`ip netns exec $netns ./pm_nl_ctl dump`) 429 if [ ${#dump[@]} -gt 0 ]; then 430 addr=${dump[${#dump[@]} - 1]} 431 backup="ip netns exec $netns ./pm_nl_ctl set $addr flags $bkup" 432 $backup 433 fi 434 done 435 fi 436 437 wait $cpid 438 retc=$? 439 wait $spid 440 rets=$? 441 442 if [ $capture -eq 1 ]; then 443 sleep 1 444 kill $cappid 445 fi 446 447 NSTAT_HISTORY=/tmp/${listener_ns}.nstat ip netns exec ${listener_ns} \ 448 nstat | grep Tcp > /tmp/${listener_ns}.out 449 NSTAT_HISTORY=/tmp/${connector_ns}.nstat ip netns exec ${connector_ns} \ 450 nstat | grep Tcp > /tmp/${connector_ns}.out 451 452 if [ ${rets} -ne 0 ] || [ ${retc} -ne 0 ]; then 453 echo " client exit code $retc, server $rets" 1>&2 454 echo -e "\nnetns ${listener_ns} socket stat for ${port}:" 1>&2 455 ip netns exec ${listener_ns} ss -Menita 1>&2 -o "sport = :$port" 456 cat /tmp/${listener_ns}.out 457 echo -e "\nnetns ${connector_ns} socket stat for ${port}:" 1>&2 458 ip netns exec ${connector_ns} ss -Menita 1>&2 -o "dport = :$port" 459 cat /tmp/${connector_ns}.out 460 461 cat "$capout" 462 ret=1 463 return 1 464 fi 465 466 if [ "$test_link_fail" -eq 2 ];then 467 check_transfer $sinfail $cout "file received by client" 468 else 469 check_transfer $sin $cout "file received by client" 470 fi 471 retc=$? 472 if [ "$test_link_fail" -eq 0 ];then 473 check_transfer $cin $sout "file received by server" 474 else 475 check_transfer $cinsent $sout "file received by server" 476 fi 477 rets=$? 478 479 if [ $retc -eq 0 ] && [ $rets -eq 0 ];then 480 cat "$capout" 481 return 0 482 fi 483 484 cat "$capout" 485 return 1 486} 487 488make_file() 489{ 490 name=$1 491 who=$2 492 size=$3 493 494 dd if=/dev/urandom of="$name" bs=1024 count=$size 2> /dev/null 495 echo -e "\nMPTCP_TEST_FILE_END_MARKER" >> "$name" 496 497 echo "Created $name (size $size KB) containing data sent by $who" 498} 499 500run_tests() 501{ 502 listener_ns="$1" 503 connector_ns="$2" 504 connect_addr="$3" 505 test_linkfail="${4:-0}" 506 addr_nr_ns1="${5:-0}" 507 addr_nr_ns2="${6:-0}" 508 speed="${7:-fast}" 509 bkup="${8:-""}" 510 lret=0 511 oldin="" 512 513 # create the input file for the failure test when 514 # the first failure test run 515 if [ "$test_linkfail" -ne 0 -a -z "$cinfail" ]; then 516 # the client file must be considerably larger 517 # of the maximum expected cwin value, or the 518 # link utilization will be not predicable 519 size=$((RANDOM%2)) 520 size=$((size+1)) 521 size=$((size*8192)) 522 size=$((size + ( $RANDOM % 8192) )) 523 524 cinfail=$(mktemp) 525 make_file "$cinfail" "client" $size 526 fi 527 528 if [ "$test_linkfail" -eq 2 -a -z "$sinfail" ]; then 529 size=$((RANDOM%16)) 530 size=$((size+1)) 531 size=$((size*2048)) 532 533 sinfail=$(mktemp) 534 make_file "$sinfail" "server" $size 535 fi 536 537 do_transfer ${listener_ns} ${connector_ns} MPTCP MPTCP ${connect_addr} \ 538 ${test_linkfail} ${addr_nr_ns1} ${addr_nr_ns2} ${speed} ${bkup} 539 lret=$? 540} 541 542chk_csum_nr() 543{ 544 local msg=${1:-""} 545 local count 546 local dump_stats 547 548 if [ ! -z "$msg" ]; then 549 printf "%02u" "$TEST_COUNT" 550 else 551 echo -n " " 552 fi 553 printf " %-36s %s" "$msg" "sum" 554 count=`ip netns exec $ns1 nstat -as | grep MPTcpExtDataCsumErr | awk '{print $2}'` 555 [ -z "$count" ] && count=0 556 if [ "$count" != 0 ]; then 557 echo "[fail] got $count data checksum error[s] expected 0" 558 ret=1 559 dump_stats=1 560 else 561 echo -n "[ ok ]" 562 fi 563 echo -n " - csum " 564 count=`ip netns exec $ns2 nstat -as | grep MPTcpExtDataCsumErr | awk '{print $2}'` 565 [ -z "$count" ] && count=0 566 if [ "$count" != 0 ]; then 567 echo "[fail] got $count data checksum error[s] expected 0" 568 ret=1 569 dump_stats=1 570 else 571 echo "[ ok ]" 572 fi 573 if [ "${dump_stats}" = 1 ]; then 574 echo Server ns stats 575 ip netns exec $ns1 nstat -as | grep MPTcp 576 echo Client ns stats 577 ip netns exec $ns2 nstat -as | grep MPTcp 578 fi 579} 580 581chk_fail_nr() 582{ 583 local mp_fail_nr_tx=$1 584 local mp_fail_nr_rx=$2 585 local count 586 local dump_stats 587 588 printf "%-39s %s" " " "ftx" 589 count=`ip netns exec $ns1 nstat -as | grep MPTcpExtMPFailTx | awk '{print $2}'` 590 [ -z "$count" ] && count=0 591 if [ "$count" != "$mp_fail_nr_tx" ]; then 592 echo "[fail] got $count MP_FAIL[s] TX expected $mp_fail_nr_tx" 593 ret=1 594 dump_stats=1 595 else 596 echo -n "[ ok ]" 597 fi 598 599 echo -n " - frx " 600 count=`ip netns exec $ns2 nstat -as | grep MPTcpExtMPFailRx | awk '{print $2}'` 601 [ -z "$count" ] && count=0 602 if [ "$count" != "$mp_fail_nr_rx" ]; then 603 echo "[fail] got $count MP_FAIL[s] RX expected $mp_fail_nr_rx" 604 ret=1 605 dump_stats=1 606 else 607 echo "[ ok ]" 608 fi 609 610 if [ "${dump_stats}" = 1 ]; then 611 echo Server ns stats 612 ip netns exec $ns1 nstat -as | grep MPTcp 613 echo Client ns stats 614 ip netns exec $ns2 nstat -as | grep MPTcp 615 fi 616} 617 618chk_join_nr() 619{ 620 local msg="$1" 621 local syn_nr=$2 622 local syn_ack_nr=$3 623 local ack_nr=$4 624 local count 625 local dump_stats 626 627 printf "%02u %-36s %s" "$TEST_COUNT" "$msg" "syn" 628 count=`ip netns exec $ns1 nstat -as | grep MPTcpExtMPJoinSynRx | awk '{print $2}'` 629 [ -z "$count" ] && count=0 630 if [ "$count" != "$syn_nr" ]; then 631 echo "[fail] got $count JOIN[s] syn expected $syn_nr" 632 ret=1 633 dump_stats=1 634 else 635 echo -n "[ ok ]" 636 fi 637 638 echo -n " - synack" 639 count=`ip netns exec $ns2 nstat -as | grep MPTcpExtMPJoinSynAckRx | awk '{print $2}'` 640 [ -z "$count" ] && count=0 641 if [ "$count" != "$syn_ack_nr" ]; then 642 echo "[fail] got $count JOIN[s] synack expected $syn_ack_nr" 643 ret=1 644 dump_stats=1 645 else 646 echo -n "[ ok ]" 647 fi 648 649 echo -n " - ack" 650 count=`ip netns exec $ns1 nstat -as | grep MPTcpExtMPJoinAckRx | awk '{print $2}'` 651 [ -z "$count" ] && count=0 652 if [ "$count" != "$ack_nr" ]; then 653 echo "[fail] got $count JOIN[s] ack expected $ack_nr" 654 ret=1 655 dump_stats=1 656 else 657 echo "[ ok ]" 658 fi 659 if [ "${dump_stats}" = 1 ]; then 660 echo Server ns stats 661 ip netns exec $ns1 nstat -as | grep MPTcp 662 echo Client ns stats 663 ip netns exec $ns2 nstat -as | grep MPTcp 664 fi 665 if [ $checksum -eq 1 ]; then 666 chk_csum_nr 667 chk_fail_nr 0 0 668 fi 669} 670 671# a negative value for 'stale_max' means no upper bound: 672# for bidirectional transfer, if one peer sleep for a while 673# - as these tests do - we can have a quite high number of 674# stale/recover conversions, proportional to 675# sleep duration/ MPTCP-level RTX interval. 676chk_stale_nr() 677{ 678 local ns=$1 679 local stale_min=$2 680 local stale_max=$3 681 local stale_delta=$4 682 local dump_stats 683 local stale_nr 684 local recover_nr 685 686 printf "%-39s %-18s" " " "stale" 687 stale_nr=`ip netns exec $ns nstat -as | grep MPTcpExtSubflowStale | awk '{print $2}'` 688 [ -z "$stale_nr" ] && stale_nr=0 689 recover_nr=`ip netns exec $ns nstat -as | grep MPTcpExtSubflowRecover | awk '{print $2}'` 690 [ -z "$recover_nr" ] && recover_nr=0 691 692 if [ $stale_nr -lt $stale_min ] || 693 [ $stale_max -gt 0 -a $stale_nr -gt $stale_max ] || 694 [ $((stale_nr - $recover_nr)) -ne $stale_delta ]; then 695 echo "[fail] got $stale_nr stale[s] $recover_nr recover[s], " \ 696 " expected stale in range [$stale_min..$stale_max]," \ 697 " stale-recover delta $stale_delta " 698 ret=1 699 dump_stats=1 700 else 701 echo "[ ok ]" 702 fi 703 704 if [ "${dump_stats}" = 1 ]; then 705 echo $ns stats 706 ip netns exec $ns ip -s link show 707 ip netns exec $ns nstat -as | grep MPTcp 708 fi 709} 710 711chk_add_nr() 712{ 713 local add_nr=$1 714 local echo_nr=$2 715 local port_nr=${3:-0} 716 local syn_nr=${4:-$port_nr} 717 local syn_ack_nr=${5:-$port_nr} 718 local ack_nr=${6:-$port_nr} 719 local mis_syn_nr=${7:-0} 720 local mis_ack_nr=${8:-0} 721 local count 722 local dump_stats 723 724 printf "%-39s %s" " " "add" 725 count=`ip netns exec $ns2 nstat -as | grep MPTcpExtAddAddr | awk '{print $2}'` 726 [ -z "$count" ] && count=0 727 if [ "$count" != "$add_nr" ]; then 728 echo "[fail] got $count ADD_ADDR[s] expected $add_nr" 729 ret=1 730 dump_stats=1 731 else 732 echo -n "[ ok ]" 733 fi 734 735 echo -n " - echo " 736 count=`ip netns exec $ns1 nstat -as | grep MPTcpExtEchoAdd | awk '{print $2}'` 737 [ -z "$count" ] && count=0 738 if [ "$count" != "$echo_nr" ]; then 739 echo "[fail] got $count ADD_ADDR echo[s] expected $echo_nr" 740 ret=1 741 dump_stats=1 742 else 743 echo -n "[ ok ]" 744 fi 745 746 if [ $port_nr -gt 0 ]; then 747 echo -n " - pt " 748 count=`ip netns exec $ns2 nstat -as | grep MPTcpExtPortAdd | awk '{print $2}'` 749 [ -z "$count" ] && count=0 750 if [ "$count" != "$port_nr" ]; then 751 echo "[fail] got $count ADD_ADDR[s] with a port-number expected $port_nr" 752 ret=1 753 dump_stats=1 754 else 755 echo "[ ok ]" 756 fi 757 758 printf "%-39s %s" " " "syn" 759 count=`ip netns exec $ns1 nstat -as | grep MPTcpExtMPJoinPortSynRx | 760 awk '{print $2}'` 761 [ -z "$count" ] && count=0 762 if [ "$count" != "$syn_nr" ]; then 763 echo "[fail] got $count JOIN[s] syn with a different \ 764 port-number expected $syn_nr" 765 ret=1 766 dump_stats=1 767 else 768 echo -n "[ ok ]" 769 fi 770 771 echo -n " - synack" 772 count=`ip netns exec $ns2 nstat -as | grep MPTcpExtMPJoinPortSynAckRx | 773 awk '{print $2}'` 774 [ -z "$count" ] && count=0 775 if [ "$count" != "$syn_ack_nr" ]; then 776 echo "[fail] got $count JOIN[s] synack with a different \ 777 port-number expected $syn_ack_nr" 778 ret=1 779 dump_stats=1 780 else 781 echo -n "[ ok ]" 782 fi 783 784 echo -n " - ack" 785 count=`ip netns exec $ns1 nstat -as | grep MPTcpExtMPJoinPortAckRx | 786 awk '{print $2}'` 787 [ -z "$count" ] && count=0 788 if [ "$count" != "$ack_nr" ]; then 789 echo "[fail] got $count JOIN[s] ack with a different \ 790 port-number expected $ack_nr" 791 ret=1 792 dump_stats=1 793 else 794 echo "[ ok ]" 795 fi 796 797 printf "%-39s %s" " " "syn" 798 count=`ip netns exec $ns1 nstat -as | grep MPTcpExtMismatchPortSynRx | 799 awk '{print $2}'` 800 [ -z "$count" ] && count=0 801 if [ "$count" != "$mis_syn_nr" ]; then 802 echo "[fail] got $count JOIN[s] syn with a mismatched \ 803 port-number expected $mis_syn_nr" 804 ret=1 805 dump_stats=1 806 else 807 echo -n "[ ok ]" 808 fi 809 810 echo -n " - ack " 811 count=`ip netns exec $ns1 nstat -as | grep MPTcpExtMismatchPortAckRx | 812 awk '{print $2}'` 813 [ -z "$count" ] && count=0 814 if [ "$count" != "$mis_ack_nr" ]; then 815 echo "[fail] got $count JOIN[s] ack with a mismatched \ 816 port-number expected $mis_ack_nr" 817 ret=1 818 dump_stats=1 819 else 820 echo "[ ok ]" 821 fi 822 else 823 echo "" 824 fi 825 826 if [ "${dump_stats}" = 1 ]; then 827 echo Server ns stats 828 ip netns exec $ns1 nstat -as | grep MPTcp 829 echo Client ns stats 830 ip netns exec $ns2 nstat -as | grep MPTcp 831 fi 832} 833 834chk_rm_nr() 835{ 836 local rm_addr_nr=$1 837 local rm_subflow_nr=$2 838 local invert=${3:-""} 839 local count 840 local dump_stats 841 local addr_ns 842 local subflow_ns 843 844 if [ -z $invert ]; then 845 addr_ns=$ns1 846 subflow_ns=$ns2 847 elif [ $invert = "invert" ]; then 848 addr_ns=$ns2 849 subflow_ns=$ns1 850 fi 851 852 printf "%-39s %s" " " "rm " 853 count=`ip netns exec $addr_ns nstat -as | grep MPTcpExtRmAddr | awk '{print $2}'` 854 [ -z "$count" ] && count=0 855 if [ "$count" != "$rm_addr_nr" ]; then 856 echo "[fail] got $count RM_ADDR[s] expected $rm_addr_nr" 857 ret=1 858 dump_stats=1 859 else 860 echo -n "[ ok ]" 861 fi 862 863 echo -n " - sf " 864 count=`ip netns exec $subflow_ns nstat -as | grep MPTcpExtRmSubflow | awk '{print $2}'` 865 [ -z "$count" ] && count=0 866 if [ "$count" != "$rm_subflow_nr" ]; then 867 echo "[fail] got $count RM_SUBFLOW[s] expected $rm_subflow_nr" 868 ret=1 869 dump_stats=1 870 else 871 echo "[ ok ]" 872 fi 873 874 if [ "${dump_stats}" = 1 ]; then 875 echo Server ns stats 876 ip netns exec $ns1 nstat -as | grep MPTcp 877 echo Client ns stats 878 ip netns exec $ns2 nstat -as | grep MPTcp 879 fi 880} 881 882chk_prio_nr() 883{ 884 local mp_prio_nr_tx=$1 885 local mp_prio_nr_rx=$2 886 local count 887 local dump_stats 888 889 printf "%-39s %s" " " "ptx" 890 count=`ip netns exec $ns1 nstat -as | grep MPTcpExtMPPrioTx | awk '{print $2}'` 891 [ -z "$count" ] && count=0 892 if [ "$count" != "$mp_prio_nr_tx" ]; then 893 echo "[fail] got $count MP_PRIO[s] TX expected $mp_prio_nr_tx" 894 ret=1 895 dump_stats=1 896 else 897 echo -n "[ ok ]" 898 fi 899 900 echo -n " - prx " 901 count=`ip netns exec $ns1 nstat -as | grep MPTcpExtMPPrioRx | awk '{print $2}'` 902 [ -z "$count" ] && count=0 903 if [ "$count" != "$mp_prio_nr_rx" ]; then 904 echo "[fail] got $count MP_PRIO[s] RX expected $mp_prio_nr_rx" 905 ret=1 906 dump_stats=1 907 else 908 echo "[ ok ]" 909 fi 910 911 if [ "${dump_stats}" = 1 ]; then 912 echo Server ns stats 913 ip netns exec $ns1 nstat -as | grep MPTcp 914 echo Client ns stats 915 ip netns exec $ns2 nstat -as | grep MPTcp 916 fi 917} 918 919chk_link_usage() 920{ 921 local ns=$1 922 local link=$2 923 local out=$3 924 local expected_rate=$4 925 local tx_link=`ip netns exec $ns cat /sys/class/net/$link/statistics/tx_bytes` 926 local tx_total=`ls -l $out | awk '{print $5}'` 927 local tx_rate=$((tx_link * 100 / $tx_total)) 928 local tolerance=5 929 930 printf "%-39s %-18s" " " "link usage" 931 if [ $tx_rate -lt $((expected_rate - $tolerance)) -o \ 932 $tx_rate -gt $((expected_rate + $tolerance)) ]; then 933 echo "[fail] got $tx_rate% usage, expected $expected_rate%" 934 ret=1 935 else 936 echo "[ ok ]" 937 fi 938} 939 940subflows_tests() 941{ 942 reset 943 run_tests $ns1 $ns2 10.0.1.1 944 chk_join_nr "no JOIN" "0" "0" "0" 945 946 # subflow limited by client 947 reset 948 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 949 run_tests $ns1 $ns2 10.0.1.1 950 chk_join_nr "single subflow, limited by client" 0 0 0 951 952 # subflow limited by server 953 reset 954 ip netns exec $ns2 ./pm_nl_ctl limits 0 1 955 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 956 run_tests $ns1 $ns2 10.0.1.1 957 chk_join_nr "single subflow, limited by server" 1 1 0 958 959 # subflow 960 reset 961 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 962 ip netns exec $ns2 ./pm_nl_ctl limits 0 1 963 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 964 run_tests $ns1 $ns2 10.0.1.1 965 chk_join_nr "single subflow" 1 1 1 966 967 # multiple subflows 968 reset 969 ip netns exec $ns1 ./pm_nl_ctl limits 0 2 970 ip netns exec $ns2 ./pm_nl_ctl limits 0 2 971 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 972 ip netns exec $ns2 ./pm_nl_ctl add 10.0.2.2 flags subflow 973 run_tests $ns1 $ns2 10.0.1.1 974 chk_join_nr "multiple subflows" 2 2 2 975 976 # multiple subflows limited by serverf 977 reset 978 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 979 ip netns exec $ns2 ./pm_nl_ctl limits 0 2 980 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 981 ip netns exec $ns2 ./pm_nl_ctl add 10.0.2.2 flags subflow 982 run_tests $ns1 $ns2 10.0.1.1 983 chk_join_nr "multiple subflows, limited by server" 2 2 1 984 985 # single subflow, dev 986 reset 987 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 988 ip netns exec $ns2 ./pm_nl_ctl limits 0 1 989 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow dev ns2eth3 990 run_tests $ns1 $ns2 10.0.1.1 991 chk_join_nr "single subflow, dev" 1 1 1 992} 993 994signal_address_tests() 995{ 996 # add_address, unused 997 reset 998 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 999 run_tests $ns1 $ns2 10.0.1.1 1000 chk_join_nr "unused signal address" 0 0 0 1001 chk_add_nr 1 1 1002 1003 # accept and use add_addr 1004 reset 1005 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1006 ip netns exec $ns2 ./pm_nl_ctl limits 1 1 1007 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 1008 run_tests $ns1 $ns2 10.0.1.1 1009 chk_join_nr "signal address" 1 1 1 1010 chk_add_nr 1 1 1011 1012 # accept and use add_addr with an additional subflow 1013 # note: signal address in server ns and local addresses in client ns must 1014 # belong to different subnets or one of the listed local address could be 1015 # used for 'add_addr' subflow 1016 reset 1017 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 1018 ip netns exec $ns1 ./pm_nl_ctl limits 0 2 1019 ip netns exec $ns2 ./pm_nl_ctl limits 1 2 1020 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 1021 run_tests $ns1 $ns2 10.0.1.1 1022 chk_join_nr "subflow and signal" 2 2 2 1023 chk_add_nr 1 1 1024 1025 # accept and use add_addr with additional subflows 1026 reset 1027 ip netns exec $ns1 ./pm_nl_ctl limits 0 3 1028 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 1029 ip netns exec $ns2 ./pm_nl_ctl limits 1 3 1030 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 1031 ip netns exec $ns2 ./pm_nl_ctl add 10.0.4.2 flags subflow 1032 run_tests $ns1 $ns2 10.0.1.1 1033 chk_join_nr "multiple subflows and signal" 3 3 3 1034 chk_add_nr 1 1 1035 1036 # signal addresses 1037 reset 1038 ip netns exec $ns1 ./pm_nl_ctl limits 3 3 1039 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 1040 ip netns exec $ns1 ./pm_nl_ctl add 10.0.3.1 flags signal 1041 ip netns exec $ns1 ./pm_nl_ctl add 10.0.4.1 flags signal 1042 ip netns exec $ns2 ./pm_nl_ctl limits 3 3 1043 run_tests $ns1 $ns2 10.0.1.1 1044 chk_join_nr "signal addresses" 3 3 3 1045 chk_add_nr 3 3 1046 1047 # signal invalid addresses 1048 reset 1049 ip netns exec $ns1 ./pm_nl_ctl limits 3 3 1050 ip netns exec $ns1 ./pm_nl_ctl add 10.0.12.1 flags signal 1051 ip netns exec $ns1 ./pm_nl_ctl add 10.0.3.1 flags signal 1052 ip netns exec $ns1 ./pm_nl_ctl add 10.0.14.1 flags signal 1053 ip netns exec $ns2 ./pm_nl_ctl limits 3 3 1054 run_tests $ns1 $ns2 10.0.1.1 1055 chk_join_nr "signal invalid addresses" 1 1 1 1056 chk_add_nr 3 3 1057 1058 # signal addresses race test 1059 reset 1060 ip netns exec $ns1 ./pm_nl_ctl limits 4 4 1061 ip netns exec $ns2 ./pm_nl_ctl limits 4 4 1062 ip netns exec $ns1 ./pm_nl_ctl add 10.0.1.1 flags signal 1063 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 1064 ip netns exec $ns1 ./pm_nl_ctl add 10.0.3.1 flags signal 1065 ip netns exec $ns1 ./pm_nl_ctl add 10.0.4.1 flags signal 1066 ip netns exec $ns2 ./pm_nl_ctl add 10.0.1.2 flags signal 1067 ip netns exec $ns2 ./pm_nl_ctl add 10.0.2.2 flags signal 1068 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags signal 1069 ip netns exec $ns2 ./pm_nl_ctl add 10.0.4.2 flags signal 1070 run_tests $ns1 $ns2 10.0.1.1 1071 chk_add_nr 4 4 1072} 1073 1074link_failure_tests() 1075{ 1076 # accept and use add_addr with additional subflows and link loss 1077 reset 1078 1079 # without any b/w limit each veth could spool the packets and get 1080 # them acked at xmit time, so that the corresponding subflow will 1081 # have almost always no outstanding pkts, the scheduler will pick 1082 # always the first subflow and we will have hard time testing 1083 # active backup and link switch-over. 1084 # Let's set some arbitrary (low) virtual link limits. 1085 init_shapers 1086 ip netns exec $ns1 ./pm_nl_ctl limits 0 3 1087 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 dev ns1eth2 flags signal 1088 ip netns exec $ns2 ./pm_nl_ctl limits 1 3 1089 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 dev ns2eth3 flags subflow 1090 ip netns exec $ns2 ./pm_nl_ctl add 10.0.4.2 dev ns2eth4 flags subflow 1091 run_tests $ns1 $ns2 10.0.1.1 1 1092 chk_join_nr "multiple flows, signal, link failure" 3 3 3 1093 chk_add_nr 1 1 1094 chk_stale_nr $ns2 1 5 1 1095 1096 # accept and use add_addr with additional subflows and link loss 1097 # for bidirectional transfer 1098 reset 1099 init_shapers 1100 ip netns exec $ns1 ./pm_nl_ctl limits 0 3 1101 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 dev ns1eth2 flags signal 1102 ip netns exec $ns2 ./pm_nl_ctl limits 1 3 1103 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 dev ns2eth3 flags subflow 1104 ip netns exec $ns2 ./pm_nl_ctl add 10.0.4.2 dev ns2eth4 flags subflow 1105 run_tests $ns1 $ns2 10.0.1.1 2 1106 chk_join_nr "multi flows, signal, bidi, link fail" 3 3 3 1107 chk_add_nr 1 1 1108 chk_stale_nr $ns2 1 -1 1 1109 1110 # 2 subflows plus 1 backup subflow with a lossy link, backup 1111 # will never be used 1112 reset 1113 init_shapers 1114 ip netns exec $ns1 ./pm_nl_ctl limits 0 2 1115 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 dev ns1eth2 flags signal 1116 ip netns exec $ns2 ./pm_nl_ctl limits 1 2 1117 export FAILING_LINKS="1" 1118 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 dev ns2eth3 flags subflow,backup 1119 run_tests $ns1 $ns2 10.0.1.1 1 1120 chk_join_nr "backup subflow unused, link failure" 2 2 2 1121 chk_add_nr 1 1 1122 chk_link_usage $ns2 ns2eth3 $cinsent 0 1123 1124 # 2 lossy links after half transfer, backup will get half of 1125 # the traffic 1126 reset 1127 init_shapers 1128 ip netns exec $ns1 ./pm_nl_ctl limits 0 2 1129 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 dev ns1eth2 flags signal 1130 ip netns exec $ns2 ./pm_nl_ctl limits 1 2 1131 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 dev ns2eth3 flags subflow,backup 1132 export FAILING_LINKS="1 2" 1133 run_tests $ns1 $ns2 10.0.1.1 1 1134 chk_join_nr "backup flow used, multi links fail" 2 2 2 1135 chk_add_nr 1 1 1136 chk_stale_nr $ns2 2 4 2 1137 chk_link_usage $ns2 ns2eth3 $cinsent 50 1138 1139 # use a backup subflow with the first subflow on a lossy link 1140 # for bidirectional transfer 1141 reset 1142 init_shapers 1143 ip netns exec $ns1 ./pm_nl_ctl limits 0 2 1144 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 dev ns1eth2 flags signal 1145 ip netns exec $ns2 ./pm_nl_ctl limits 1 3 1146 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 dev ns2eth3 flags subflow,backup 1147 run_tests $ns1 $ns2 10.0.1.1 2 1148 chk_join_nr "backup flow used, bidi, link failure" 2 2 2 1149 chk_add_nr 1 1 1150 chk_stale_nr $ns2 1 -1 2 1151 chk_link_usage $ns2 ns2eth3 $cinsent 50 1152} 1153 1154add_addr_timeout_tests() 1155{ 1156 # add_addr timeout 1157 reset_with_add_addr_timeout 1158 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1159 ip netns exec $ns2 ./pm_nl_ctl limits 1 1 1160 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 1161 run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow 1162 chk_join_nr "signal address, ADD_ADDR timeout" 1 1 1 1163 chk_add_nr 4 0 1164 1165 # add_addr timeout IPv6 1166 reset_with_add_addr_timeout 6 1167 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1168 ip netns exec $ns2 ./pm_nl_ctl limits 1 1 1169 ip netns exec $ns1 ./pm_nl_ctl add dead:beef:2::1 flags signal 1170 run_tests $ns1 $ns2 dead:beef:1::1 0 0 0 slow 1171 chk_join_nr "signal address, ADD_ADDR6 timeout" 1 1 1 1172 chk_add_nr 4 0 1173 1174 # signal addresses timeout 1175 reset_with_add_addr_timeout 1176 ip netns exec $ns1 ./pm_nl_ctl limits 2 2 1177 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 1178 ip netns exec $ns1 ./pm_nl_ctl add 10.0.3.1 flags signal 1179 ip netns exec $ns2 ./pm_nl_ctl limits 2 2 1180 run_tests $ns1 $ns2 10.0.1.1 0 0 0 least 1181 chk_join_nr "signal addresses, ADD_ADDR timeout" 2 2 2 1182 chk_add_nr 8 0 1183 1184 # signal invalid addresses timeout 1185 reset_with_add_addr_timeout 1186 ip netns exec $ns1 ./pm_nl_ctl limits 2 2 1187 ip netns exec $ns1 ./pm_nl_ctl add 10.0.12.1 flags signal 1188 ip netns exec $ns1 ./pm_nl_ctl add 10.0.3.1 flags signal 1189 ip netns exec $ns2 ./pm_nl_ctl limits 2 2 1190 run_tests $ns1 $ns2 10.0.1.1 0 0 0 least 1191 chk_join_nr "invalid address, ADD_ADDR timeout" 1 1 1 1192 chk_add_nr 8 0 1193} 1194 1195remove_tests() 1196{ 1197 # single subflow, remove 1198 reset 1199 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1200 ip netns exec $ns2 ./pm_nl_ctl limits 0 1 1201 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 1202 run_tests $ns1 $ns2 10.0.1.1 0 0 -1 slow 1203 chk_join_nr "remove single subflow" 1 1 1 1204 chk_rm_nr 1 1 1205 1206 # multiple subflows, remove 1207 reset 1208 ip netns exec $ns1 ./pm_nl_ctl limits 0 2 1209 ip netns exec $ns2 ./pm_nl_ctl limits 0 2 1210 ip netns exec $ns2 ./pm_nl_ctl add 10.0.2.2 flags subflow 1211 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 1212 run_tests $ns1 $ns2 10.0.1.1 0 0 -2 slow 1213 chk_join_nr "remove multiple subflows" 2 2 2 1214 chk_rm_nr 2 2 1215 1216 # single address, remove 1217 reset 1218 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1219 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 1220 ip netns exec $ns2 ./pm_nl_ctl limits 1 1 1221 run_tests $ns1 $ns2 10.0.1.1 0 -1 0 slow 1222 chk_join_nr "remove single address" 1 1 1 1223 chk_add_nr 1 1 1224 chk_rm_nr 1 1 invert 1225 1226 # subflow and signal, remove 1227 reset 1228 ip netns exec $ns1 ./pm_nl_ctl limits 0 2 1229 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 1230 ip netns exec $ns2 ./pm_nl_ctl limits 1 2 1231 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 1232 run_tests $ns1 $ns2 10.0.1.1 0 -1 -1 slow 1233 chk_join_nr "remove subflow and signal" 2 2 2 1234 chk_add_nr 1 1 1235 chk_rm_nr 1 1 1236 1237 # subflows and signal, remove 1238 reset 1239 ip netns exec $ns1 ./pm_nl_ctl limits 0 3 1240 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 1241 ip netns exec $ns2 ./pm_nl_ctl limits 1 3 1242 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 1243 ip netns exec $ns2 ./pm_nl_ctl add 10.0.4.2 flags subflow 1244 run_tests $ns1 $ns2 10.0.1.1 0 -1 -2 slow 1245 chk_join_nr "remove subflows and signal" 3 3 3 1246 chk_add_nr 1 1 1247 chk_rm_nr 2 2 1248 1249 # addresses remove 1250 reset 1251 ip netns exec $ns1 ./pm_nl_ctl limits 3 3 1252 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal id 250 1253 ip netns exec $ns1 ./pm_nl_ctl add 10.0.3.1 flags signal 1254 ip netns exec $ns1 ./pm_nl_ctl add 10.0.4.1 flags signal 1255 ip netns exec $ns2 ./pm_nl_ctl limits 3 3 1256 run_tests $ns1 $ns2 10.0.1.1 0 -3 0 slow 1257 chk_join_nr "remove addresses" 3 3 3 1258 chk_add_nr 3 3 1259 chk_rm_nr 3 3 invert 1260 1261 # invalid addresses remove 1262 reset 1263 ip netns exec $ns1 ./pm_nl_ctl limits 3 3 1264 ip netns exec $ns1 ./pm_nl_ctl add 10.0.12.1 flags signal 1265 ip netns exec $ns1 ./pm_nl_ctl add 10.0.3.1 flags signal 1266 ip netns exec $ns1 ./pm_nl_ctl add 10.0.14.1 flags signal 1267 ip netns exec $ns2 ./pm_nl_ctl limits 3 3 1268 run_tests $ns1 $ns2 10.0.1.1 0 -3 0 slow 1269 chk_join_nr "remove invalid addresses" 1 1 1 1270 chk_add_nr 3 3 1271 chk_rm_nr 3 1 invert 1272 1273 # subflows and signal, flush 1274 reset 1275 ip netns exec $ns1 ./pm_nl_ctl limits 0 3 1276 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 1277 ip netns exec $ns2 ./pm_nl_ctl limits 1 3 1278 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 1279 ip netns exec $ns2 ./pm_nl_ctl add 10.0.4.2 flags subflow 1280 run_tests $ns1 $ns2 10.0.1.1 0 -8 -8 slow 1281 chk_join_nr "flush subflows and signal" 3 3 3 1282 chk_add_nr 1 1 1283 chk_rm_nr 2 2 1284 1285 # subflows flush 1286 reset 1287 ip netns exec $ns1 ./pm_nl_ctl limits 3 3 1288 ip netns exec $ns2 ./pm_nl_ctl limits 3 3 1289 ip netns exec $ns2 ./pm_nl_ctl add 10.0.2.2 flags subflow id 150 1290 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 1291 ip netns exec $ns2 ./pm_nl_ctl add 10.0.4.2 flags subflow 1292 run_tests $ns1 $ns2 10.0.1.1 0 -8 -8 slow 1293 chk_join_nr "flush subflows" 3 3 3 1294 chk_rm_nr 3 3 1295 1296 # addresses flush 1297 reset 1298 ip netns exec $ns1 ./pm_nl_ctl limits 3 3 1299 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal id 250 1300 ip netns exec $ns1 ./pm_nl_ctl add 10.0.3.1 flags signal 1301 ip netns exec $ns1 ./pm_nl_ctl add 10.0.4.1 flags signal 1302 ip netns exec $ns2 ./pm_nl_ctl limits 3 3 1303 run_tests $ns1 $ns2 10.0.1.1 0 -8 -8 slow 1304 chk_join_nr "flush addresses" 3 3 3 1305 chk_add_nr 3 3 1306 chk_rm_nr 3 3 invert 1307 1308 # invalid addresses flush 1309 reset 1310 ip netns exec $ns1 ./pm_nl_ctl limits 3 3 1311 ip netns exec $ns1 ./pm_nl_ctl add 10.0.12.1 flags signal 1312 ip netns exec $ns1 ./pm_nl_ctl add 10.0.3.1 flags signal 1313 ip netns exec $ns1 ./pm_nl_ctl add 10.0.14.1 flags signal 1314 ip netns exec $ns2 ./pm_nl_ctl limits 3 3 1315 run_tests $ns1 $ns2 10.0.1.1 0 -8 0 slow 1316 chk_join_nr "flush invalid addresses" 1 1 1 1317 chk_add_nr 3 3 1318 chk_rm_nr 3 1 invert 1319 1320 # remove id 0 subflow 1321 reset 1322 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1323 ip netns exec $ns2 ./pm_nl_ctl limits 0 1 1324 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 1325 run_tests $ns1 $ns2 10.0.1.1 0 0 -9 slow 1326 chk_join_nr "remove id 0 subflow" 1 1 1 1327 chk_rm_nr 1 1 1328 1329 # remove id 0 address 1330 reset 1331 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1332 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 1333 ip netns exec $ns2 ./pm_nl_ctl limits 1 1 1334 run_tests $ns1 $ns2 10.0.1.1 0 -9 0 slow 1335 chk_join_nr "remove id 0 address" 1 1 1 1336 chk_add_nr 1 1 1337 chk_rm_nr 1 1 invert 1338} 1339 1340add_tests() 1341{ 1342 # add single subflow 1343 reset 1344 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1345 ip netns exec $ns2 ./pm_nl_ctl limits 0 1 1346 run_tests $ns1 $ns2 10.0.1.1 0 0 1 slow 1347 chk_join_nr "add single subflow" 1 1 1 1348 1349 # add signal address 1350 reset 1351 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1352 ip netns exec $ns2 ./pm_nl_ctl limits 1 1 1353 run_tests $ns1 $ns2 10.0.1.1 0 1 0 slow 1354 chk_join_nr "add signal address" 1 1 1 1355 chk_add_nr 1 1 1356 1357 # add multiple subflows 1358 reset 1359 ip netns exec $ns1 ./pm_nl_ctl limits 0 2 1360 ip netns exec $ns2 ./pm_nl_ctl limits 0 2 1361 run_tests $ns1 $ns2 10.0.1.1 0 0 2 slow 1362 chk_join_nr "add multiple subflows" 2 2 2 1363 1364 # add multiple subflows IPv6 1365 reset 1366 ip netns exec $ns1 ./pm_nl_ctl limits 0 2 1367 ip netns exec $ns2 ./pm_nl_ctl limits 0 2 1368 run_tests $ns1 $ns2 dead:beef:1::1 0 0 2 slow 1369 chk_join_nr "add multiple subflows IPv6" 2 2 2 1370 1371 # add multiple addresses IPv6 1372 reset 1373 ip netns exec $ns1 ./pm_nl_ctl limits 0 2 1374 ip netns exec $ns2 ./pm_nl_ctl limits 2 2 1375 run_tests $ns1 $ns2 dead:beef:1::1 0 2 0 slow 1376 chk_join_nr "add multiple addresses IPv6" 2 2 2 1377 chk_add_nr 2 2 1378} 1379 1380ipv6_tests() 1381{ 1382 # subflow IPv6 1383 reset 1384 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1385 ip netns exec $ns2 ./pm_nl_ctl limits 0 1 1386 ip netns exec $ns2 ./pm_nl_ctl add dead:beef:3::2 flags subflow 1387 run_tests $ns1 $ns2 dead:beef:1::1 0 0 0 slow 1388 chk_join_nr "single subflow IPv6" 1 1 1 1389 1390 # add_address, unused IPv6 1391 reset 1392 ip netns exec $ns1 ./pm_nl_ctl add dead:beef:2::1 flags signal 1393 run_tests $ns1 $ns2 dead:beef:1::1 0 0 0 slow 1394 chk_join_nr "unused signal address IPv6" 0 0 0 1395 chk_add_nr 1 1 1396 1397 # signal address IPv6 1398 reset 1399 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1400 ip netns exec $ns1 ./pm_nl_ctl add dead:beef:2::1 flags signal 1401 ip netns exec $ns2 ./pm_nl_ctl limits 1 1 1402 run_tests $ns1 $ns2 dead:beef:1::1 0 0 0 slow 1403 chk_join_nr "single address IPv6" 1 1 1 1404 chk_add_nr 1 1 1405 1406 # single address IPv6, remove 1407 reset 1408 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1409 ip netns exec $ns1 ./pm_nl_ctl add dead:beef:2::1 flags signal 1410 ip netns exec $ns2 ./pm_nl_ctl limits 1 1 1411 run_tests $ns1 $ns2 dead:beef:1::1 0 -1 0 slow 1412 chk_join_nr "remove single address IPv6" 1 1 1 1413 chk_add_nr 1 1 1414 chk_rm_nr 1 1 invert 1415 1416 # subflow and signal IPv6, remove 1417 reset 1418 ip netns exec $ns1 ./pm_nl_ctl limits 0 2 1419 ip netns exec $ns1 ./pm_nl_ctl add dead:beef:2::1 flags signal 1420 ip netns exec $ns2 ./pm_nl_ctl limits 1 2 1421 ip netns exec $ns2 ./pm_nl_ctl add dead:beef:3::2 flags subflow 1422 run_tests $ns1 $ns2 dead:beef:1::1 0 -1 -1 slow 1423 chk_join_nr "remove subflow and signal IPv6" 2 2 2 1424 chk_add_nr 1 1 1425 chk_rm_nr 1 1 1426} 1427 1428v4mapped_tests() 1429{ 1430 # subflow IPv4-mapped to IPv4-mapped 1431 reset 1432 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1433 ip netns exec $ns2 ./pm_nl_ctl limits 0 1 1434 ip netns exec $ns2 ./pm_nl_ctl add "::ffff:10.0.3.2" flags subflow 1435 run_tests $ns1 $ns2 "::ffff:10.0.1.1" 1436 chk_join_nr "single subflow IPv4-mapped" 1 1 1 1437 1438 # signal address IPv4-mapped with IPv4-mapped sk 1439 reset 1440 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1441 ip netns exec $ns2 ./pm_nl_ctl limits 1 1 1442 ip netns exec $ns1 ./pm_nl_ctl add "::ffff:10.0.2.1" flags signal 1443 run_tests $ns1 $ns2 "::ffff:10.0.1.1" 1444 chk_join_nr "signal address IPv4-mapped" 1 1 1 1445 chk_add_nr 1 1 1446 1447 # subflow v4-map-v6 1448 reset 1449 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1450 ip netns exec $ns2 ./pm_nl_ctl limits 0 1 1451 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 1452 run_tests $ns1 $ns2 "::ffff:10.0.1.1" 1453 chk_join_nr "single subflow v4-map-v6" 1 1 1 1454 1455 # signal address v4-map-v6 1456 reset 1457 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1458 ip netns exec $ns2 ./pm_nl_ctl limits 1 1 1459 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 1460 run_tests $ns1 $ns2 "::ffff:10.0.1.1" 1461 chk_join_nr "signal address v4-map-v6" 1 1 1 1462 chk_add_nr 1 1 1463 1464 # subflow v6-map-v4 1465 reset 1466 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1467 ip netns exec $ns2 ./pm_nl_ctl limits 0 1 1468 ip netns exec $ns2 ./pm_nl_ctl add "::ffff:10.0.3.2" flags subflow 1469 run_tests $ns1 $ns2 10.0.1.1 1470 chk_join_nr "single subflow v6-map-v4" 1 1 1 1471 1472 # signal address v6-map-v4 1473 reset 1474 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1475 ip netns exec $ns2 ./pm_nl_ctl limits 1 1 1476 ip netns exec $ns1 ./pm_nl_ctl add "::ffff:10.0.2.1" flags signal 1477 run_tests $ns1 $ns2 10.0.1.1 1478 chk_join_nr "signal address v6-map-v4" 1 1 1 1479 chk_add_nr 1 1 1480 1481 # no subflow IPv6 to v4 address 1482 reset 1483 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1484 ip netns exec $ns2 ./pm_nl_ctl limits 0 1 1485 ip netns exec $ns2 ./pm_nl_ctl add dead:beef:2::2 flags subflow 1486 run_tests $ns1 $ns2 10.0.1.1 1487 chk_join_nr "no JOIN with diff families v4-v6" 0 0 0 1488 1489 # no subflow IPv6 to v4 address even if v6 has a valid v4 at the end 1490 reset 1491 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1492 ip netns exec $ns2 ./pm_nl_ctl limits 0 1 1493 ip netns exec $ns2 ./pm_nl_ctl add dead:beef:2::10.0.3.2 flags subflow 1494 run_tests $ns1 $ns2 10.0.1.1 1495 chk_join_nr "no JOIN with diff families v4-v6-2" 0 0 0 1496 1497 # no subflow IPv4 to v6 address, no need to slow down too then 1498 reset 1499 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1500 ip netns exec $ns2 ./pm_nl_ctl limits 0 1 1501 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 1502 run_tests $ns1 $ns2 dead:beef:1::1 1503 chk_join_nr "no JOIN with diff families v6-v4" 0 0 0 1504} 1505 1506backup_tests() 1507{ 1508 # single subflow, backup 1509 reset 1510 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1511 ip netns exec $ns2 ./pm_nl_ctl limits 0 1 1512 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow,backup 1513 run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow nobackup 1514 chk_join_nr "single subflow, backup" 1 1 1 1515 chk_prio_nr 0 1 1516 1517 # single address, backup 1518 reset 1519 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1520 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 1521 ip netns exec $ns2 ./pm_nl_ctl limits 1 1 1522 run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow backup 1523 chk_join_nr "single address, backup" 1 1 1 1524 chk_add_nr 1 1 1525 chk_prio_nr 1 0 1526} 1527 1528add_addr_ports_tests() 1529{ 1530 # signal address with port 1531 reset 1532 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1533 ip netns exec $ns2 ./pm_nl_ctl limits 1 1 1534 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal port 10100 1535 run_tests $ns1 $ns2 10.0.1.1 1536 chk_join_nr "signal address with port" 1 1 1 1537 chk_add_nr 1 1 1 1538 1539 # subflow and signal with port 1540 reset 1541 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal port 10100 1542 ip netns exec $ns1 ./pm_nl_ctl limits 0 2 1543 ip netns exec $ns2 ./pm_nl_ctl limits 1 2 1544 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 1545 run_tests $ns1 $ns2 10.0.1.1 1546 chk_join_nr "subflow and signal with port" 2 2 2 1547 chk_add_nr 1 1 1 1548 1549 # single address with port, remove 1550 reset 1551 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1552 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal port 10100 1553 ip netns exec $ns2 ./pm_nl_ctl limits 1 1 1554 run_tests $ns1 $ns2 10.0.1.1 0 -1 0 slow 1555 chk_join_nr "remove single address with port" 1 1 1 1556 chk_add_nr 1 1 1 1557 chk_rm_nr 1 1 invert 1558 1559 # subflow and signal with port, remove 1560 reset 1561 ip netns exec $ns1 ./pm_nl_ctl limits 0 2 1562 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal port 10100 1563 ip netns exec $ns2 ./pm_nl_ctl limits 1 2 1564 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 1565 run_tests $ns1 $ns2 10.0.1.1 0 -1 -1 slow 1566 chk_join_nr "remove subflow and signal with port" 2 2 2 1567 chk_add_nr 1 1 1 1568 chk_rm_nr 1 1 1569 1570 # subflows and signal with port, flush 1571 reset 1572 ip netns exec $ns1 ./pm_nl_ctl limits 0 3 1573 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal port 10100 1574 ip netns exec $ns2 ./pm_nl_ctl limits 1 3 1575 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 1576 ip netns exec $ns2 ./pm_nl_ctl add 10.0.4.2 flags subflow 1577 run_tests $ns1 $ns2 10.0.1.1 0 -8 -8 slow 1578 chk_join_nr "flush subflows and signal with port" 3 3 3 1579 chk_add_nr 1 1 1580 chk_rm_nr 2 2 1581 1582 # multiple addresses with port 1583 reset 1584 ip netns exec $ns1 ./pm_nl_ctl limits 2 2 1585 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal port 10100 1586 ip netns exec $ns1 ./pm_nl_ctl add 10.0.3.1 flags signal port 10100 1587 ip netns exec $ns2 ./pm_nl_ctl limits 2 2 1588 run_tests $ns1 $ns2 10.0.1.1 1589 chk_join_nr "multiple addresses with port" 2 2 2 1590 chk_add_nr 2 2 2 1591 1592 # multiple addresses with ports 1593 reset 1594 ip netns exec $ns1 ./pm_nl_ctl limits 2 2 1595 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal port 10100 1596 ip netns exec $ns1 ./pm_nl_ctl add 10.0.3.1 flags signal port 10101 1597 ip netns exec $ns2 ./pm_nl_ctl limits 2 2 1598 run_tests $ns1 $ns2 10.0.1.1 1599 chk_join_nr "multiple addresses with ports" 2 2 2 1600 chk_add_nr 2 2 2 1601} 1602 1603syncookies_tests() 1604{ 1605 # single subflow, syncookies 1606 reset_with_cookies 1607 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1608 ip netns exec $ns2 ./pm_nl_ctl limits 0 1 1609 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 1610 run_tests $ns1 $ns2 10.0.1.1 1611 chk_join_nr "single subflow with syn cookies" 1 1 1 1612 1613 # multiple subflows with syn cookies 1614 reset_with_cookies 1615 ip netns exec $ns1 ./pm_nl_ctl limits 0 2 1616 ip netns exec $ns2 ./pm_nl_ctl limits 0 2 1617 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 1618 ip netns exec $ns2 ./pm_nl_ctl add 10.0.2.2 flags subflow 1619 run_tests $ns1 $ns2 10.0.1.1 1620 chk_join_nr "multiple subflows with syn cookies" 2 2 2 1621 1622 # multiple subflows limited by server 1623 reset_with_cookies 1624 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1625 ip netns exec $ns2 ./pm_nl_ctl limits 0 2 1626 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 1627 ip netns exec $ns2 ./pm_nl_ctl add 10.0.2.2 flags subflow 1628 run_tests $ns1 $ns2 10.0.1.1 1629 chk_join_nr "subflows limited by server w cookies" 2 1 1 1630 1631 # test signal address with cookies 1632 reset_with_cookies 1633 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1634 ip netns exec $ns2 ./pm_nl_ctl limits 1 1 1635 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 1636 run_tests $ns1 $ns2 10.0.1.1 1637 chk_join_nr "signal address with syn cookies" 1 1 1 1638 chk_add_nr 1 1 1639 1640 # test cookie with subflow and signal 1641 reset_with_cookies 1642 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 1643 ip netns exec $ns1 ./pm_nl_ctl limits 0 2 1644 ip netns exec $ns2 ./pm_nl_ctl limits 1 2 1645 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 1646 run_tests $ns1 $ns2 10.0.1.1 1647 chk_join_nr "subflow and signal w cookies" 2 2 2 1648 chk_add_nr 1 1 1649 1650 # accept and use add_addr with additional subflows 1651 reset_with_cookies 1652 ip netns exec $ns1 ./pm_nl_ctl limits 0 3 1653 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 1654 ip netns exec $ns2 ./pm_nl_ctl limits 1 3 1655 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 1656 ip netns exec $ns2 ./pm_nl_ctl add 10.0.4.2 flags subflow 1657 run_tests $ns1 $ns2 10.0.1.1 1658 chk_join_nr "subflows and signal w. cookies" 3 3 3 1659 chk_add_nr 1 1 1660} 1661 1662checksum_tests() 1663{ 1664 # checksum test 0 0 1665 reset_with_checksum 0 0 1666 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1667 ip netns exec $ns2 ./pm_nl_ctl limits 0 1 1668 run_tests $ns1 $ns2 10.0.1.1 1669 chk_csum_nr "checksum test 0 0" 1670 1671 # checksum test 1 1 1672 reset_with_checksum 1 1 1673 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1674 ip netns exec $ns2 ./pm_nl_ctl limits 0 1 1675 run_tests $ns1 $ns2 10.0.1.1 1676 chk_csum_nr "checksum test 1 1" 1677 1678 # checksum test 0 1 1679 reset_with_checksum 0 1 1680 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1681 ip netns exec $ns2 ./pm_nl_ctl limits 0 1 1682 run_tests $ns1 $ns2 10.0.1.1 1683 chk_csum_nr "checksum test 0 1" 1684 1685 # checksum test 1 0 1686 reset_with_checksum 1 0 1687 ip netns exec $ns1 ./pm_nl_ctl limits 0 1 1688 ip netns exec $ns2 ./pm_nl_ctl limits 0 1 1689 run_tests $ns1 $ns2 10.0.1.1 1690 chk_csum_nr "checksum test 1 0" 1691} 1692 1693deny_join_id0_tests() 1694{ 1695 # subflow allow join id0 ns1 1696 reset_with_allow_join_id0 1 0 1697 ip netns exec $ns1 ./pm_nl_ctl limits 1 1 1698 ip netns exec $ns2 ./pm_nl_ctl limits 1 1 1699 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 1700 run_tests $ns1 $ns2 10.0.1.1 1701 chk_join_nr "single subflow allow join id0 ns1" 1 1 1 1702 1703 # subflow allow join id0 ns2 1704 reset_with_allow_join_id0 0 1 1705 ip netns exec $ns1 ./pm_nl_ctl limits 1 1 1706 ip netns exec $ns2 ./pm_nl_ctl limits 1 1 1707 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 1708 run_tests $ns1 $ns2 10.0.1.1 1709 chk_join_nr "single subflow allow join id0 ns2" 0 0 0 1710 1711 # signal address allow join id0 ns1 1712 # ADD_ADDRs are not affected by allow_join_id0 value. 1713 reset_with_allow_join_id0 1 0 1714 ip netns exec $ns1 ./pm_nl_ctl limits 1 1 1715 ip netns exec $ns2 ./pm_nl_ctl limits 1 1 1716 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 1717 run_tests $ns1 $ns2 10.0.1.1 1718 chk_join_nr "signal address allow join id0 ns1" 1 1 1 1719 chk_add_nr 1 1 1720 1721 # signal address allow join id0 ns2 1722 # ADD_ADDRs are not affected by allow_join_id0 value. 1723 reset_with_allow_join_id0 0 1 1724 ip netns exec $ns1 ./pm_nl_ctl limits 1 1 1725 ip netns exec $ns2 ./pm_nl_ctl limits 1 1 1726 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 1727 run_tests $ns1 $ns2 10.0.1.1 1728 chk_join_nr "signal address allow join id0 ns2" 1 1 1 1729 chk_add_nr 1 1 1730 1731 # subflow and address allow join id0 ns1 1732 reset_with_allow_join_id0 1 0 1733 ip netns exec $ns1 ./pm_nl_ctl limits 2 2 1734 ip netns exec $ns2 ./pm_nl_ctl limits 2 2 1735 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 1736 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 1737 run_tests $ns1 $ns2 10.0.1.1 1738 chk_join_nr "subflow and address allow join id0 1" 2 2 2 1739 1740 # subflow and address allow join id0 ns2 1741 reset_with_allow_join_id0 0 1 1742 ip netns exec $ns1 ./pm_nl_ctl limits 2 2 1743 ip netns exec $ns2 ./pm_nl_ctl limits 2 2 1744 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 1745 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow 1746 run_tests $ns1 $ns2 10.0.1.1 1747 chk_join_nr "subflow and address allow join id0 2" 1 1 1 1748} 1749 1750fullmesh_tests() 1751{ 1752 # fullmesh 1 1753 # 2 fullmesh addrs in ns2, added before the connection, 1754 # 1 non-fullmesh addr in ns1, added during the connection. 1755 reset 1756 ip netns exec $ns1 ./pm_nl_ctl limits 0 4 1757 ip netns exec $ns2 ./pm_nl_ctl limits 1 4 1758 ip netns exec $ns2 ./pm_nl_ctl add 10.0.2.2 flags subflow,fullmesh 1759 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow,fullmesh 1760 run_tests $ns1 $ns2 10.0.1.1 0 1 0 slow 1761 chk_join_nr "fullmesh test 2x1" 4 4 4 1762 chk_add_nr 1 1 1763 1764 # fullmesh 2 1765 # 1 non-fullmesh addr in ns1, added before the connection, 1766 # 1 fullmesh addr in ns2, added during the connection. 1767 reset 1768 ip netns exec $ns1 ./pm_nl_ctl limits 1 3 1769 ip netns exec $ns2 ./pm_nl_ctl limits 1 3 1770 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 1771 run_tests $ns1 $ns2 10.0.1.1 0 0 fullmesh_1 slow 1772 chk_join_nr "fullmesh test 1x1" 3 3 3 1773 chk_add_nr 1 1 1774 1775 # fullmesh 3 1776 # 1 non-fullmesh addr in ns1, added before the connection, 1777 # 2 fullmesh addrs in ns2, added during the connection. 1778 reset 1779 ip netns exec $ns1 ./pm_nl_ctl limits 2 5 1780 ip netns exec $ns2 ./pm_nl_ctl limits 1 5 1781 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 1782 run_tests $ns1 $ns2 10.0.1.1 0 0 fullmesh_2 slow 1783 chk_join_nr "fullmesh test 1x2" 5 5 5 1784 chk_add_nr 1 1 1785 1786 # fullmesh 4 1787 # 1 non-fullmesh addr in ns1, added before the connection, 1788 # 2 fullmesh addrs in ns2, added during the connection, 1789 # limit max_subflows to 4. 1790 reset 1791 ip netns exec $ns1 ./pm_nl_ctl limits 2 4 1792 ip netns exec $ns2 ./pm_nl_ctl limits 1 4 1793 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal 1794 run_tests $ns1 $ns2 10.0.1.1 0 0 fullmesh_2 slow 1795 chk_join_nr "fullmesh test 1x2, limited" 4 4 4 1796 chk_add_nr 1 1 1797} 1798 1799all_tests() 1800{ 1801 subflows_tests 1802 signal_address_tests 1803 link_failure_tests 1804 add_addr_timeout_tests 1805 remove_tests 1806 add_tests 1807 ipv6_tests 1808 v4mapped_tests 1809 backup_tests 1810 add_addr_ports_tests 1811 syncookies_tests 1812 checksum_tests 1813 deny_join_id0_tests 1814 fullmesh_tests 1815} 1816 1817usage() 1818{ 1819 echo "mptcp_join usage:" 1820 echo " -f subflows_tests" 1821 echo " -s signal_address_tests" 1822 echo " -l link_failure_tests" 1823 echo " -t add_addr_timeout_tests" 1824 echo " -r remove_tests" 1825 echo " -a add_tests" 1826 echo " -6 ipv6_tests" 1827 echo " -4 v4mapped_tests" 1828 echo " -b backup_tests" 1829 echo " -p add_addr_ports_tests" 1830 echo " -k syncookies_tests" 1831 echo " -S checksum_tests" 1832 echo " -d deny_join_id0_tests" 1833 echo " -m fullmesh_tests" 1834 echo " -c capture pcap files" 1835 echo " -C enable data checksum" 1836 echo " -h help" 1837} 1838 1839sin=$(mktemp) 1840sout=$(mktemp) 1841cin=$(mktemp) 1842cinsent=$(mktemp) 1843cout=$(mktemp) 1844init 1845make_file "$cin" "client" 1 1846make_file "$sin" "server" 1 1847trap cleanup EXIT 1848 1849for arg in "$@"; do 1850 # check for "capture/checksum" args before launching tests 1851 if [[ "${arg}" =~ ^"-"[0-9a-zA-Z]*"c"[0-9a-zA-Z]*$ ]]; then 1852 capture=1 1853 fi 1854 if [[ "${arg}" =~ ^"-"[0-9a-zA-Z]*"C"[0-9a-zA-Z]*$ ]]; then 1855 checksum=1 1856 fi 1857 1858 # exception for the capture/checksum options, the rest means: a part of the tests 1859 if [ "${arg}" != "-c" ] && [ "${arg}" != "-C" ]; then 1860 do_all_tests=0 1861 fi 1862done 1863 1864if [ $do_all_tests -eq 1 ]; then 1865 all_tests 1866 exit $ret 1867fi 1868 1869while getopts 'fsltra64bpkdmchCS' opt; do 1870 case $opt in 1871 f) 1872 subflows_tests 1873 ;; 1874 s) 1875 signal_address_tests 1876 ;; 1877 l) 1878 link_failure_tests 1879 ;; 1880 t) 1881 add_addr_timeout_tests 1882 ;; 1883 r) 1884 remove_tests 1885 ;; 1886 a) 1887 add_tests 1888 ;; 1889 6) 1890 ipv6_tests 1891 ;; 1892 4) 1893 v4mapped_tests 1894 ;; 1895 b) 1896 backup_tests 1897 ;; 1898 p) 1899 add_addr_ports_tests 1900 ;; 1901 k) 1902 syncookies_tests 1903 ;; 1904 S) 1905 checksum_tests 1906 ;; 1907 d) 1908 deny_join_id0_tests 1909 ;; 1910 m) 1911 fullmesh_tests 1912 ;; 1913 c) 1914 ;; 1915 C) 1916 ;; 1917 h | *) 1918 usage 1919 ;; 1920 esac 1921done 1922 1923exit $ret 1924