2 # SPDX-License-Identifier: GPL-2.0
17 # generated using "nfbpf_compile '(ip && (ip[54] & 0xf0) == 0x30) ||
18 # (ip6 && (ip6[74] & 0xf0) == 0x30)'"
19 CBPF_MPTCP_SUBOPTION_ADD_ADDR="14,
39 rndh=$(printf %x $sec)-$(mktemp -u XXXXXX)
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 $netns sysctl -q net.ipv4.conf.default.rp_filter=0
58 for i in `seq 1 4`; do
59 ip link add ns1eth$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$i up
64 ip -net "$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
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$i
77 for netns in "$ns1" "$ns2"; do
85 rm -f "$sin" "$sout" "$cinsent"
99 for netns in "$ns1" "$ns2";do
100 ip netns exec $netns sysctl -q net.ipv4.tcp_syncookies=2
104 reset_with_add_addr_timeout()
110 if [ $ip -eq 6 ]; then
116 ip netns exec $ns1 sysctl -q net.mptcp.add_addr_timeout=1
117 ip netns exec $ns2 $tables -A OUTPUT -p tcp \
118 -m tcp --tcp-option 30 \
120 "$CBPF_MPTCP_SUBOPTION_ADD_ADDR" \
125 if [ "$arg" = "-c" ]; then
130 ip -Version > /dev/null 2>&1
132 echo "SKIP: Could not run test without ip tool"
136 iptables -V > /dev/null 2>&1
138 echo "SKIP: Could not run all tests without iptables tool"
142 ip6tables -V > /dev/null 2>&1
144 echo "SKIP: Could not run all tests without ip6tables tool"
151 echo "Trailing bytes are: "
161 cmp "$in" "$out" > /dev/null 2>&1
162 if [ $? -ne 0 ] ;then
163 echo "[ FAIL ] $what does not match (in, out):"
165 print_file_err "$out"
180 ip netns exec ${connector_ns} ping -q -c 1 $connect_addr >/dev/null
181 if [ $? -ne 0 ] ; then
182 echo "$listener_ns -> $connect_addr connectivity [ FAIL ]" 1>&2
195 ip -net "$ns" link set "$veth" down
217 port=$((10000+$TEST_COUNT))
218 TEST_COUNT=$((TEST_COUNT+1))
224 if [ $capture -eq 1 ]; then
225 if [ -z $SUDO_USER ] ; then
228 capuser="-Z $SUDO_USER"
231 capfile=$(printf "mp_join-%02u-%s.pcap" "$TEST_COUNT" "${listener_ns}")
233 echo "Capturing traffic for test $TEST_COUNT into $capfile"
234 ip netns exec ${listener_ns} tcpdump -i any -s 65535 -B 32768 $capuser -w $capfile > "$capout" 2>&1 &
240 if [ $speed = "fast" ]; then
241 mptcp_connect="./mptcp_connect -j"
243 mptcp_connect="./mptcp_connect -r"
247 if is_v6 "${connect_addr}"; then
253 ip netns exec ${listener_ns} $mptcp_connect -t $timeout -l -p $port \
254 -s ${srv_proto} ${local_addr} < "$sin" > "$sout" &
259 if [ "$test_link_fail" -eq 0 ];then
260 ip netns exec ${connector_ns} $mptcp_connect -t $timeout -p $port -s ${cl_proto} $connect_addr < "$cin" > "$cout" &
262 ( cat "$cin" ; sleep 2; link_failure $listener_ns ; cat "$cin" ) | tee "$cinsent" | \
263 ip netns exec ${connector_ns} $mptcp_connect -t $timeout -p $port -s ${cl_proto} $connect_addr > "$cout" &
267 if [ $rm_nr_ns1 -gt 0 ]; then
268 if [ $rm_nr_ns1 -lt 8 ]; then
272 while [ $counter -le $rm_nr_ns1 ]
274 ip netns exec ${listener_ns} ./pm_nl_ctl del $counter
280 ip netns exec ${listener_ns} ./pm_nl_ctl flush
284 if [ $rm_nr_ns2 -gt 0 ]; then
285 if [ $rm_nr_ns2 -lt 8 ]; then
289 while [ $counter -le $rm_nr_ns2 ]
291 ip netns exec ${connector_ns} ./pm_nl_ctl del $counter
297 ip netns exec ${connector_ns} ./pm_nl_ctl flush
301 if [ ! -z $bkup ]; then
303 for netns in "$ns1" "$ns2"; do
304 dump=(`ip netns exec $netns ./pm_nl_ctl dump`)
305 if [ ${#dump[@]} -gt 0 ]; then
306 addr=${dump[${#dump[@]} - 1]}
307 backup="ip netns exec $netns ./pm_nl_ctl set $addr flags $bkup"
318 if [ $capture -eq 1 ]; then
323 if [ ${rets} -ne 0 ] || [ ${retc} -ne 0 ]; then
324 echo " client exit code $retc, server $rets" 1>&2
325 echo -e "\nnetns ${listener_ns} socket stat for ${port}:" 1>&2
326 ip netns exec ${listener_ns} ss -nita 1>&2 -o "sport = :$port"
327 echo -e "\nnetns ${connector_ns} socket stat for ${port}:" 1>&2
328 ip netns exec ${connector_ns} ss -nita 1>&2 -o "dport = :$port"
335 check_transfer $sin $cout "file received by client"
337 if [ "$test_link_fail" -eq 0 ];then
338 check_transfer $cin $sout "file received by server"
340 check_transfer $cinsent $sout "file received by server"
344 if [ $retc -eq 0 ] && [ $rets -eq 0 ];then
359 dd if=/dev/urandom of="$name" bs=1024 count=$size 2> /dev/null
360 echo -e "\nMPTCP_TEST_FILE_END_MARKER" >> "$name"
362 echo "Created $name (size $size KB) containing data sent by $who"
370 test_linkfail="${4:-0}"
378 if [ "$test_linkfail" -eq 1 ];then
379 size=$((RANDOM%1024))
385 make_file "$cin" "client" $size
388 do_transfer ${listener_ns} ${connector_ns} MPTCP MPTCP ${connect_addr} \
389 ${test_linkfail} ${rm_nr_ns1} ${rm_nr_ns2} ${speed} ${bkup}
392 if [ "$test_linkfail" -eq 1 ];then
397 if [ $lret -ne 0 ]; then
412 printf "%02u %-36s %s" "$TEST_COUNT" "$msg" "syn"
413 count=`ip netns exec $ns1 nstat -as | grep MPTcpExtMPJoinSynRx | awk '{print $2}'`
414 [ -z "$count" ] && count=0
415 if [ "$count" != "$syn_nr" ]; then
416 echo "[fail] got $count JOIN[s] syn expected $syn_nr"
424 count=`ip netns exec $ns2 nstat -as | grep MPTcpExtMPJoinSynAckRx | awk '{print $2}'`
425 [ -z "$count" ] && count=0
426 if [ "$count" != "$syn_ack_nr" ]; then
427 echo "[fail] got $count JOIN[s] synack expected $syn_ack_nr"
435 count=`ip netns exec $ns1 nstat -as | grep MPTcpExtMPJoinAckRx | awk '{print $2}'`
436 [ -z "$count" ] && count=0
437 if [ "$count" != "$ack_nr" ]; then
438 echo "[fail] got $count JOIN[s] ack expected $ack_nr"
444 if [ "${dump_stats}" = 1 ]; then
446 ip netns exec $ns1 nstat -as | grep MPTcp
448 ip netns exec $ns2 nstat -as | grep MPTcp
459 printf "%-39s %s" " " "add"
460 count=`ip netns exec $ns2 nstat -as | grep MPTcpExtAddAddr | awk '{print $2}'`
461 [ -z "$count" ] && count=0
462 if [ "$count" != "$add_nr" ]; then
463 echo "[fail] got $count ADD_ADDR[s] expected $add_nr"
471 count=`ip netns exec $ns1 nstat -as | grep MPTcpExtEchoAdd | awk '{print $2}'`
472 [ -z "$count" ] && count=0
473 if [ "$count" != "$echo_nr" ]; then
474 echo "[fail] got $count ADD_ADDR echo[s] expected $echo_nr"
481 if [ "${dump_stats}" = 1 ]; then
483 ip netns exec $ns1 nstat -as | grep MPTcp
485 ip netns exec $ns2 nstat -as | grep MPTcp
492 local rm_subflow_nr=$2
496 printf "%-39s %s" " " "rm "
497 count=`ip netns exec $ns1 nstat -as | grep MPTcpExtRmAddr | awk '{print $2}'`
498 [ -z "$count" ] && count=0
499 if [ "$count" != "$rm_addr_nr" ]; then
500 echo "[fail] got $count RM_ADDR[s] expected $rm_addr_nr"
508 count=`ip netns exec $ns2 nstat -as | grep MPTcpExtRmSubflow | awk '{print $2}'`
509 [ -z "$count" ] && count=0
510 if [ "$count" != "$rm_subflow_nr" ]; then
511 echo "[fail] got $count RM_SUBFLOW[s] expected $rm_subflow_nr"
518 if [ "${dump_stats}" = 1 ]; then
520 ip netns exec $ns1 nstat -as | grep MPTcp
522 ip netns exec $ns2 nstat -as | grep MPTcp
528 local mp_prio_nr_tx=$1
529 local mp_prio_nr_rx=$2
533 printf "%-39s %s" " " "ptx"
534 count=`ip netns exec $ns1 nstat -as | grep MPTcpExtMPPrioTx | awk '{print $2}'`
535 [ -z "$count" ] && count=0
536 if [ "$count" != "$mp_prio_nr_tx" ]; then
537 echo "[fail] got $count MP_PRIO[s] TX expected $mp_prio_nr_tx"
545 count=`ip netns exec $ns1 nstat -as | grep MPTcpExtMPPrioRx | awk '{print $2}'`
546 [ -z "$count" ] && count=0
547 if [ "$count" != "$mp_prio_nr_rx" ]; then
548 echo "[fail] got $count MP_PRIO[s] RX expected $mp_prio_nr_rx"
555 if [ "${dump_stats}" = 1 ]; then
557 ip netns exec $ns1 nstat -as | grep MPTcp
559 ip netns exec $ns2 nstat -as | grep MPTcp
569 make_file "$cin" "client" 1
570 make_file "$sin" "server" 1
573 run_tests $ns1 $ns2 10.0.1.1
574 chk_join_nr "no JOIN" "0" "0" "0"
576 # subflow limted by client
578 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
579 run_tests $ns1 $ns2 10.0.1.1
580 chk_join_nr "single subflow, limited by client" 0 0 0
582 # subflow limted by server
584 ip netns exec $ns2 ./pm_nl_ctl limits 0 1
585 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
586 run_tests $ns1 $ns2 10.0.1.1
587 chk_join_nr "single subflow, limited by server" 1 1 0
591 ip netns exec $ns1 ./pm_nl_ctl limits 0 1
592 ip netns exec $ns2 ./pm_nl_ctl limits 0 1
593 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
594 run_tests $ns1 $ns2 10.0.1.1
595 chk_join_nr "single subflow" 1 1 1
599 ip netns exec $ns1 ./pm_nl_ctl limits 0 2
600 ip netns exec $ns2 ./pm_nl_ctl limits 0 2
601 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
602 ip netns exec $ns2 ./pm_nl_ctl add 10.0.2.2 flags subflow
603 run_tests $ns1 $ns2 10.0.1.1
604 chk_join_nr "multiple subflows" 2 2 2
606 # multiple subflows limited by serverf
608 ip netns exec $ns1 ./pm_nl_ctl limits 0 1
609 ip netns exec $ns2 ./pm_nl_ctl limits 0 2
610 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
611 ip netns exec $ns2 ./pm_nl_ctl add 10.0.2.2 flags subflow
612 run_tests $ns1 $ns2 10.0.1.1
613 chk_join_nr "multiple subflows, limited by server" 2 2 1
615 # add_address, unused
617 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal
618 run_tests $ns1 $ns2 10.0.1.1
619 chk_join_nr "unused signal address" 0 0 0
622 # accept and use add_addr
624 ip netns exec $ns1 ./pm_nl_ctl limits 0 1
625 ip netns exec $ns2 ./pm_nl_ctl limits 1 1
626 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal
627 run_tests $ns1 $ns2 10.0.1.1
628 chk_join_nr "signal address" 1 1 1
631 # accept and use add_addr with an additional subflow
632 # note: signal address in server ns and local addresses in client ns must
633 # belong to different subnets or one of the listed local address could be
634 # used for 'add_addr' subflow
636 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal
637 ip netns exec $ns1 ./pm_nl_ctl limits 0 2
638 ip netns exec $ns2 ./pm_nl_ctl limits 1 2
639 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
640 run_tests $ns1 $ns2 10.0.1.1
641 chk_join_nr "subflow and signal" 2 2 2
644 # accept and use add_addr with additional subflows
646 ip netns exec $ns1 ./pm_nl_ctl limits 0 3
647 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal
648 ip netns exec $ns2 ./pm_nl_ctl limits 1 3
649 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
650 ip netns exec $ns2 ./pm_nl_ctl add 10.0.4.2 flags subflow
651 run_tests $ns1 $ns2 10.0.1.1
652 chk_join_nr "multiple subflows and signal" 3 3 3
655 # accept and use add_addr with additional subflows and link loss
657 ip netns exec $ns1 ./pm_nl_ctl limits 0 3
658 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal
659 ip netns exec $ns2 ./pm_nl_ctl limits 1 3
660 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
661 ip netns exec $ns2 ./pm_nl_ctl add 10.0.4.2 flags subflow
662 run_tests $ns1 $ns2 10.0.1.1 1
663 chk_join_nr "multiple flows, signal, link failure" 3 3 3
667 reset_with_add_addr_timeout
668 ip netns exec $ns1 ./pm_nl_ctl limits 0 1
669 ip netns exec $ns2 ./pm_nl_ctl limits 1 1
670 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal
671 run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow
672 chk_join_nr "signal address, ADD_ADDR timeout" 1 1 1
675 # single subflow, remove
677 ip netns exec $ns1 ./pm_nl_ctl limits 0 1
678 ip netns exec $ns2 ./pm_nl_ctl limits 0 1
679 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
680 run_tests $ns1 $ns2 10.0.1.1 0 0 1 slow
681 chk_join_nr "remove single subflow" 1 1 1
684 # multiple subflows, remove
686 ip netns exec $ns1 ./pm_nl_ctl limits 0 2
687 ip netns exec $ns2 ./pm_nl_ctl limits 0 2
688 ip netns exec $ns2 ./pm_nl_ctl add 10.0.2.2 flags subflow
689 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
690 run_tests $ns1 $ns2 10.0.1.1 0 0 2 slow
691 chk_join_nr "remove multiple subflows" 2 2 2
694 # single address, remove
696 ip netns exec $ns1 ./pm_nl_ctl limits 0 1
697 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal
698 ip netns exec $ns2 ./pm_nl_ctl limits 1 1
699 run_tests $ns1 $ns2 10.0.1.1 0 1 0 slow
700 chk_join_nr "remove single address" 1 1 1
704 # subflow and signal, remove
706 ip netns exec $ns1 ./pm_nl_ctl limits 0 2
707 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal
708 ip netns exec $ns2 ./pm_nl_ctl limits 1 2
709 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
710 run_tests $ns1 $ns2 10.0.1.1 0 1 1 slow
711 chk_join_nr "remove subflow and signal" 2 2 2
715 # subflows and signal, remove
717 ip netns exec $ns1 ./pm_nl_ctl limits 0 3
718 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal
719 ip netns exec $ns2 ./pm_nl_ctl limits 1 3
720 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
721 ip netns exec $ns2 ./pm_nl_ctl add 10.0.4.2 flags subflow
722 run_tests $ns1 $ns2 10.0.1.1 0 1 2 slow
723 chk_join_nr "remove subflows and signal" 3 3 3
727 # subflows and signal, flush
729 ip netns exec $ns1 ./pm_nl_ctl limits 0 3
730 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal
731 ip netns exec $ns2 ./pm_nl_ctl limits 1 3
732 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
733 ip netns exec $ns2 ./pm_nl_ctl add 10.0.4.2 flags subflow
734 run_tests $ns1 $ns2 10.0.1.1 0 8 8 slow
735 chk_join_nr "flush subflows and signal" 3 3 3
741 ip netns exec $ns1 ./pm_nl_ctl limits 0 1
742 ip netns exec $ns2 ./pm_nl_ctl limits 0 1
743 ip netns exec $ns2 ./pm_nl_ctl add dead:beef:3::2 flags subflow
744 run_tests $ns1 $ns2 dead:beef:1::1 0 0 0 slow
745 chk_join_nr "single subflow IPv6" 1 1 1
747 # add_address, unused IPv6
749 ip netns exec $ns1 ./pm_nl_ctl add dead:beef:2::1 flags signal
750 run_tests $ns1 $ns2 dead:beef:1::1 0 0 0 slow
751 chk_join_nr "unused signal address IPv6" 0 0 0
754 # signal address IPv6
756 ip netns exec $ns1 ./pm_nl_ctl limits 0 1
757 ip netns exec $ns1 ./pm_nl_ctl add dead:beef:2::1 flags signal
758 ip netns exec $ns2 ./pm_nl_ctl limits 1 1
759 run_tests $ns1 $ns2 dead:beef:1::1 0 0 0 slow
760 chk_join_nr "single address IPv6" 1 1 1
763 # add_addr timeout IPv6
764 reset_with_add_addr_timeout 6
765 ip netns exec $ns1 ./pm_nl_ctl limits 0 1
766 ip netns exec $ns2 ./pm_nl_ctl limits 1 1
767 ip netns exec $ns1 ./pm_nl_ctl add dead:beef:2::1 flags signal
768 run_tests $ns1 $ns2 dead:beef:1::1 0 0 0 slow
769 chk_join_nr "signal address, ADD_ADDR6 timeout" 1 1 1
772 # single address IPv6, remove
774 ip netns exec $ns1 ./pm_nl_ctl limits 0 1
775 ip netns exec $ns1 ./pm_nl_ctl add dead:beef:2::1 flags signal
776 ip netns exec $ns2 ./pm_nl_ctl limits 1 1
777 run_tests $ns1 $ns2 dead:beef:1::1 0 1 0 slow
778 chk_join_nr "remove single address IPv6" 1 1 1
782 # subflow and signal IPv6, remove
784 ip netns exec $ns1 ./pm_nl_ctl limits 0 2
785 ip netns exec $ns1 ./pm_nl_ctl add dead:beef:2::1 flags signal
786 ip netns exec $ns2 ./pm_nl_ctl limits 1 2
787 ip netns exec $ns2 ./pm_nl_ctl add dead:beef:3::2 flags subflow
788 run_tests $ns1 $ns2 dead:beef:1::1 0 1 1 slow
789 chk_join_nr "remove subflow and signal IPv6" 2 2 2
793 # single subflow, backup
795 ip netns exec $ns1 ./pm_nl_ctl limits 0 1
796 ip netns exec $ns2 ./pm_nl_ctl limits 0 1
797 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow,backup
798 run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow nobackup
799 chk_join_nr "single subflow, backup" 1 1 1
802 # single address, backup
804 ip netns exec $ns1 ./pm_nl_ctl limits 0 1
805 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal
806 ip netns exec $ns2 ./pm_nl_ctl limits 1 1
807 run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow backup
808 chk_join_nr "single address, backup" 1 1 1
812 # single subflow, syncookies
814 ip netns exec $ns1 ./pm_nl_ctl limits 0 1
815 ip netns exec $ns2 ./pm_nl_ctl limits 0 1
816 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
817 run_tests $ns1 $ns2 10.0.1.1
818 chk_join_nr "single subflow with syn cookies" 1 1 1
820 # multiple subflows with syn cookies
822 ip netns exec $ns1 ./pm_nl_ctl limits 0 2
823 ip netns exec $ns2 ./pm_nl_ctl limits 0 2
824 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
825 ip netns exec $ns2 ./pm_nl_ctl add 10.0.2.2 flags subflow
826 run_tests $ns1 $ns2 10.0.1.1
827 chk_join_nr "multiple subflows with syn cookies" 2 2 2
829 # multiple subflows limited by server
831 ip netns exec $ns1 ./pm_nl_ctl limits 0 1
832 ip netns exec $ns2 ./pm_nl_ctl limits 0 2
833 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
834 ip netns exec $ns2 ./pm_nl_ctl add 10.0.2.2 flags subflow
835 run_tests $ns1 $ns2 10.0.1.1
836 chk_join_nr "subflows limited by server w cookies" 2 2 1
838 # test signal address with cookies
840 ip netns exec $ns1 ./pm_nl_ctl limits 0 1
841 ip netns exec $ns2 ./pm_nl_ctl limits 1 1
842 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal
843 run_tests $ns1 $ns2 10.0.1.1
844 chk_join_nr "signal address with syn cookies" 1 1 1
847 # test cookie with subflow and signal
849 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal
850 ip netns exec $ns1 ./pm_nl_ctl limits 0 2
851 ip netns exec $ns2 ./pm_nl_ctl limits 1 2
852 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
853 run_tests $ns1 $ns2 10.0.1.1
854 chk_join_nr "subflow and signal w cookies" 2 2 2
857 # accept and use add_addr with additional subflows
859 ip netns exec $ns1 ./pm_nl_ctl limits 0 3
860 ip netns exec $ns1 ./pm_nl_ctl add 10.0.2.1 flags signal
861 ip netns exec $ns2 ./pm_nl_ctl limits 1 3
862 ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags subflow
863 ip netns exec $ns2 ./pm_nl_ctl add 10.0.4.2 flags subflow
864 run_tests $ns1 $ns2 10.0.1.1
865 chk_join_nr "subflows and signal w. cookies" 3 3 3