xref: /linux/tools/testing/selftests/net/rtnetlink.sh (revision 2a43434675b2114e8f909a5039cc421d35d35ce9)
1#!/bin/bash
2#
3# This test is for checking rtnetlink callpaths, and get as much coverage as possible.
4#
5# set -e
6
7ALL_TESTS="
8	kci_test_polrouting
9	kci_test_route_get
10	kci_test_addrlft
11	kci_test_promote_secondaries
12	kci_test_tc
13	kci_test_gre
14	kci_test_gretap
15	kci_test_ip6gretap
16	kci_test_erspan
17	kci_test_ip6erspan
18	kci_test_bridge
19	kci_test_addrlabel
20	kci_test_ifalias
21	kci_test_vrf
22	kci_test_encap
23	kci_test_macsec
24	kci_test_macsec_offload
25	kci_test_ipsec
26	kci_test_ipsec_offload
27	kci_test_fdb_get
28	kci_test_neigh_get
29	kci_test_bridge_parent_id
30	kci_test_address_proto
31"
32
33devdummy="test-dummy0"
34VERBOSE=0
35PAUSE=no
36PAUSE_ON_FAIL=no
37
38source lib.sh
39
40# set global exit status, but never reset nonzero one.
41check_err()
42{
43	if [ $ret -eq 0 ]; then
44		ret=$1
45	fi
46}
47
48# same but inverted -- used when command must fail for test to pass
49check_fail()
50{
51	if [ $1 -eq 0 ]; then
52		ret=1
53	fi
54}
55
56run_cmd_common()
57{
58	local cmd="$*"
59	local out
60	if [ "$VERBOSE" = "1" ]; then
61		echo "COMMAND: ${cmd}"
62	fi
63	out=$($cmd 2>&1)
64	rc=$?
65	if [ "$VERBOSE" = "1" -a -n "$out" ]; then
66		echo "    $out"
67	fi
68	return $rc
69}
70
71run_cmd() {
72	run_cmd_common "$@"
73	rc=$?
74	check_err $rc
75	return $rc
76}
77run_cmd_fail()
78{
79	run_cmd_common "$@"
80	rc=$?
81	check_fail $rc
82	return $rc
83}
84
85run_cmd_grep_common()
86{
87	local find="$1"; shift
88	local cmd="$*"
89	local out
90	if [ "$VERBOSE" = "1" ]; then
91		echo "COMMAND: ${cmd} 2>&1 | grep -q '${find}'"
92	fi
93	out=$($cmd 2>&1 | grep -q "${find}" 2>&1)
94	return $?
95}
96
97run_cmd_grep() {
98	run_cmd_grep_common "$@"
99	rc=$?
100	check_err $rc
101	return $rc
102}
103
104run_cmd_grep_fail()
105{
106	run_cmd_grep_common "$@"
107	rc=$?
108	check_fail $rc
109	return $rc
110}
111
112end_test()
113{
114	echo "$*"
115	[ "${VERBOSE}" = "1" ] && echo
116
117	if [[ $ret -ne 0 ]] && [[ "${PAUSE_ON_FAIL}" = "yes" ]]; then
118		echo "Hit enter to continue"
119		read a
120	fi;
121
122	if [ "${PAUSE}" = "yes" ]; then
123		echo "Hit enter to continue"
124		read a
125	fi
126
127}
128
129
130kci_add_dummy()
131{
132	run_cmd ip link add name "$devdummy" type dummy
133	run_cmd ip link set "$devdummy" up
134}
135
136kci_del_dummy()
137{
138	run_cmd ip link del dev "$devdummy"
139}
140
141kci_test_netconf()
142{
143	dev="$1"
144	r=$ret
145	run_cmd ip netconf show dev "$dev"
146	for f in 4 6; do
147		run_cmd ip -$f netconf show dev "$dev"
148	done
149
150	if [ $ret -ne 0 ] ;then
151		end_test "FAIL: ip netconf show $dev"
152		test $r -eq 0 && ret=0
153		return 1
154	fi
155}
156
157# add a bridge with vlans on top
158kci_test_bridge()
159{
160	devbr="test-br0"
161	vlandev="testbr-vlan1"
162
163	local ret=0
164	run_cmd ip link add name "$devbr" type bridge
165	run_cmd ip link set dev "$devdummy" master "$devbr"
166	run_cmd ip link set "$devbr" up
167	run_cmd ip link add link "$devbr" name "$vlandev" type vlan id 1
168	run_cmd ip addr add dev "$vlandev" 10.200.7.23/30
169	run_cmd ip -6 addr add dev "$vlandev" dead:42::1234/64
170	run_cmd ip -d link
171	run_cmd ip r s t all
172
173	for name in "$devbr" "$vlandev" "$devdummy" ; do
174		kci_test_netconf "$name"
175	done
176	run_cmd ip -6 addr del dev "$vlandev" dead:42::1234/64
177	run_cmd ip link del dev "$vlandev"
178	run_cmd ip link del dev "$devbr"
179
180	if [ $ret -ne 0 ];then
181		end_test "FAIL: bridge setup"
182		return 1
183	fi
184	end_test "PASS: bridge setup"
185
186}
187
188kci_test_gre()
189{
190	gredev=neta
191	rem=10.42.42.1
192	loc=10.0.0.1
193
194	local ret=0
195	run_cmd ip tunnel add $gredev mode gre remote $rem local $loc ttl 1
196	run_cmd ip link set $gredev up
197	run_cmd ip addr add 10.23.7.10 dev $gredev
198	run_cmd ip route add 10.23.8.0/30 dev $gredev
199	run_cmd ip addr add dev "$devdummy" 10.23.7.11/24
200	run_cmd ip link
201	run_cmd ip addr
202
203	kci_test_netconf "$gredev"
204	run_cmd ip addr del dev "$devdummy" 10.23.7.11/24
205	run_cmd ip link del $gredev
206
207	if [ $ret -ne 0 ];then
208		end_test "FAIL: gre tunnel endpoint"
209		return 1
210	fi
211	end_test "PASS: gre tunnel endpoint"
212}
213
214# tc uses rtnetlink too, for full tc testing
215# please see tools/testing/selftests/tc-testing.
216kci_test_tc()
217{
218	dev=lo
219	local ret=0
220
221	run_cmd tc qdisc add dev "$dev" root handle 1: htb
222	run_cmd tc class add dev "$dev" parent 1: classid 1:10 htb rate 1mbit
223	run_cmd tc filter add dev "$dev" parent 1:0 prio 5 handle ffe: protocol ip u32 divisor 256
224	run_cmd tc filter add dev "$dev" parent 1:0 prio 5 handle ffd: protocol ip u32 divisor 256
225	run_cmd tc filter add dev "$dev" parent 1:0 prio 5 handle ffc: protocol ip u32 divisor 256
226	run_cmd tc filter add dev "$dev" protocol ip parent 1: prio 5 handle ffe:2:3 u32 ht ffe:2: match ip src 10.0.0.3 flowid 1:10
227	run_cmd tc filter add dev "$dev" protocol ip parent 1: prio 5 handle ffe:2:2 u32 ht ffe:2: match ip src 10.0.0.2 flowid 1:10
228	run_cmd tc filter show dev "$dev" parent  1:0
229	run_cmd tc filter del dev "$dev" protocol ip parent 1: prio 5 handle ffe:2:3 u32
230	run_cmd tc filter show dev "$dev" parent  1:0
231	run_cmd tc qdisc del dev "$dev" root handle 1: htb
232
233	if [ $ret -ne 0 ];then
234		end_test "FAIL: tc htb hierarchy"
235		return 1
236	fi
237	end_test "PASS: tc htb hierarchy"
238
239}
240
241kci_test_polrouting()
242{
243	local ret=0
244	run_cmd ip rule add fwmark 1 lookup 100
245	run_cmd ip route add local 0.0.0.0/0 dev lo table 100
246	run_cmd ip r s t all
247	run_cmd ip rule del fwmark 1 lookup 100
248	run_cmd ip route del local 0.0.0.0/0 dev lo table 100
249
250	if [ $ret -ne 0 ];then
251		end_test "FAIL: policy route test"
252		return 1
253	fi
254	end_test "PASS: policy routing"
255}
256
257kci_test_route_get()
258{
259	local hash_policy=$(sysctl -n net.ipv4.fib_multipath_hash_policy)
260
261	local ret=0
262	run_cmd ip route get 127.0.0.1
263	run_cmd ip route get 127.0.0.1 dev "$devdummy"
264	run_cmd ip route get ::1
265	run_cmd ip route get fe80::1 dev "$devdummy"
266	run_cmd ip route get 127.0.0.1 from 127.0.0.1 oif lo tos 0x10 mark 0x1
267	run_cmd ip route get ::1 from ::1 iif lo oif lo tos 0x10 mark 0x1
268	run_cmd ip addr add dev "$devdummy" 10.23.7.11/24
269	run_cmd ip route get 10.23.7.11 from 10.23.7.12 iif "$devdummy"
270	run_cmd ip route add 10.23.8.0/24 \
271		nexthop via 10.23.7.13 dev "$devdummy" \
272		nexthop via 10.23.7.14 dev "$devdummy"
273
274	sysctl -wq net.ipv4.fib_multipath_hash_policy=0
275	run_cmd ip route get 10.23.8.11
276	sysctl -wq net.ipv4.fib_multipath_hash_policy=1
277	run_cmd ip route get 10.23.8.11
278	sysctl -wq net.ipv4.fib_multipath_hash_policy="$hash_policy"
279	run_cmd ip route del 10.23.8.0/24
280	run_cmd ip addr del dev "$devdummy" 10.23.7.11/24
281
282
283	if [ $ret -ne 0 ];then
284		end_test "FAIL: route get"
285		return 1
286	fi
287
288	end_test "PASS: route get"
289}
290
291kci_test_addrlft()
292{
293	for i in $(seq 10 100) ;do
294		lft=$(((RANDOM%3) + 1))
295		run_cmd ip addr add 10.23.11.$i/32 dev "$devdummy" preferred_lft $lft valid_lft $((lft+1))
296	done
297
298	sleep 5
299	run_cmd_grep_fail "10.23.11." ip addr show dev "$devdummy"
300	if [ $? -eq 0 ]; then
301		check_err 1
302		end_test "FAIL: preferred_lft addresses remaining"
303		return
304	fi
305
306	end_test "PASS: preferred_lft addresses have expired"
307}
308
309kci_test_promote_secondaries()
310{
311	promote=$(sysctl -n net.ipv4.conf.$devdummy.promote_secondaries)
312
313	sysctl -q net.ipv4.conf.$devdummy.promote_secondaries=1
314
315	for i in $(seq 2 254);do
316		IP="10.23.11.$i"
317		ip -f inet addr add $IP/16 brd + dev "$devdummy"
318		ifconfig "$devdummy" $IP netmask 255.255.0.0
319	done
320
321	ip addr flush dev "$devdummy"
322
323	[ $promote -eq 0 ] && sysctl -q net.ipv4.conf.$devdummy.promote_secondaries=0
324
325	end_test "PASS: promote_secondaries complete"
326}
327
328kci_test_addrlabel()
329{
330	local ret=0
331	run_cmd ip addrlabel add prefix dead::/64 dev lo label 1
332	run_cmd_grep "prefix dead::/64 dev lo label 1" ip addrlabel list
333	run_cmd ip addrlabel del prefix dead::/64 dev lo label 1
334	run_cmd ip addrlabel add prefix dead::/64 label 1
335	run_cmd ip addrlabel del prefix dead::/64 label 1
336
337	# concurrent add/delete
338	for i in $(seq 1 1000); do
339		ip addrlabel add prefix 1c3::/64 label 12345 2>/dev/null
340	done &
341
342	for i in $(seq 1 1000); do
343		ip addrlabel del prefix 1c3::/64 label 12345 2>/dev/null
344	done
345
346	wait
347
348	ip addrlabel del prefix 1c3::/64 label 12345 2>/dev/null
349
350	if [ $ret -ne 0 ];then
351		end_test "FAIL: ipv6 addrlabel"
352		return 1
353	fi
354
355	end_test "PASS: ipv6 addrlabel"
356}
357
358kci_test_ifalias()
359{
360	local ret=0
361	namewant=$(uuidgen)
362	syspathname="/sys/class/net/$devdummy/ifalias"
363	run_cmd ip link set dev "$devdummy" alias "$namewant"
364
365	if [ $ret -ne 0 ]; then
366		end_test "FAIL: cannot set interface alias of $devdummy to $namewant"
367		return 1
368	fi
369	run_cmd_grep "alias $namewant" ip link show "$devdummy"
370
371	if [ -r "$syspathname" ] ; then
372		read namehave < "$syspathname"
373		if [ "$namewant" != "$namehave" ]; then
374			end_test "FAIL: did set ifalias $namewant but got $namehave"
375			return 1
376		fi
377
378		namewant=$(uuidgen)
379		echo "$namewant" > "$syspathname"
380	        run_cmd_grep "alias $namewant" ip link show "$devdummy"
381
382		# sysfs interface allows to delete alias again
383		echo "" > "$syspathname"
384	        run_cmd_grep_fail "alias $namewant" ip link show "$devdummy"
385
386		for i in $(seq 1 100); do
387			uuidgen > "$syspathname" &
388		done
389
390		wait
391
392		# re-add the alias -- kernel should free mem when dummy dev is removed
393		run_cmd ip link set dev "$devdummy" alias "$namewant"
394
395	fi
396
397	if [ $ret -ne 0 ]; then
398		end_test "FAIL: set interface alias $devdummy to $namewant"
399		return 1
400	fi
401
402	end_test "PASS: set ifalias $namewant for $devdummy"
403}
404
405kci_test_vrf()
406{
407	vrfname="test-vrf"
408	local ret=0
409	run_cmd ip link show type vrf
410	if [ $? -ne 0 ]; then
411		end_test "SKIP: vrf: iproute2 too old"
412		return $ksft_skip
413	fi
414	run_cmd ip link add "$vrfname" type vrf table 10
415	if [ $ret -ne 0 ];then
416		end_test "FAIL: can't add vrf interface, skipping test"
417		return 0
418	fi
419	run_cmd_grep "$vrfname" ip -br link show type vrf
420	if [ $ret -ne 0 ];then
421		end_test "FAIL: created vrf device not found"
422		return 1
423	fi
424
425	run_cmd ip link set dev "$vrfname" up
426	run_cmd ip link set dev "$devdummy" master "$vrfname"
427	run_cmd ip link del dev "$vrfname"
428
429	if [ $ret -ne 0 ];then
430		end_test "FAIL: vrf"
431		return 1
432	fi
433
434	end_test "PASS: vrf"
435}
436
437kci_test_encap_vxlan()
438{
439	local ret=0
440	vxlan="test-vxlan0"
441	vlan="test-vlan0"
442	testns="$1"
443	run_cmd ip -netns "$testns" link add "$vxlan" type vxlan id 42 group 239.1.1.1 \
444		dev "$devdummy" dstport 4789
445	if [ $? -ne 0 ]; then
446		end_test "FAIL: can't add vxlan interface, skipping test"
447		return 0
448	fi
449
450	run_cmd ip -netns "$testns" addr add 10.2.11.49/24 dev "$vxlan"
451	run_cmd ip -netns "$testns" link set up dev "$vxlan"
452	run_cmd ip -netns "$testns" link add link "$vxlan" name "$vlan" type vlan id 1
453
454	# changelink testcases
455	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan vni 43
456	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan group ffe5::5 dev "$devdummy"
457	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan ttl inherit
458
459	run_cmd ip -netns "$testns" link set dev "$vxlan" type vxlan ttl 64
460	run_cmd ip -netns "$testns" link set dev "$vxlan" type vxlan nolearning
461
462	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan proxy
463	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan norsc
464	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan l2miss
465	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan l3miss
466	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan external
467	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan udpcsum
468	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan udp6zerocsumtx
469	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan udp6zerocsumrx
470	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan remcsumtx
471	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan remcsumrx
472	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan gbp
473	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan gpe
474	run_cmd ip -netns "$testns" link del "$vxlan"
475
476	if [ $ret -ne 0 ]; then
477		end_test "FAIL: vxlan"
478		return 1
479	fi
480	end_test "PASS: vxlan"
481}
482
483kci_test_encap_fou()
484{
485	local ret=0
486	name="test-fou"
487	testns="$1"
488	run_cmd_grep 'Usage: ip fou' ip fou help
489	if [ $? -ne 0 ];then
490		end_test "SKIP: fou: iproute2 too old"
491		return $ksft_skip
492	fi
493
494	if ! /sbin/modprobe -q -n fou; then
495		end_test "SKIP: module fou is not found"
496		return $ksft_skip
497	fi
498	/sbin/modprobe -q fou
499
500	run_cmd ip -netns "$testns" fou add port 7777 ipproto 47
501	if [ $? -ne 0 ];then
502		end_test "FAIL: can't add fou port 7777, skipping test"
503		return 1
504	fi
505	run_cmd ip -netns "$testns" fou add port 8888 ipproto 4
506	run_cmd_fail ip -netns "$testns" fou del port 9999
507	run_cmd ip -netns "$testns" fou del port 7777
508	if [ $ret -ne 0 ]; then
509		end_test "FAIL: fou"s
510		return 1
511	fi
512
513	end_test "PASS: fou"
514}
515
516# test various encap methods, use netns to avoid unwanted interference
517kci_test_encap()
518{
519	local ret=0
520	setup_ns testns
521	if [ $? -ne 0 ]; then
522		end_test "SKIP encap tests: cannot add net namespace $testns"
523		return $ksft_skip
524	fi
525	run_cmd ip -netns "$testns" link set lo up
526	run_cmd ip -netns "$testns" link add name "$devdummy" type dummy
527	run_cmd ip -netns "$testns" link set "$devdummy" up
528	run_cmd kci_test_encap_vxlan "$testns"
529	run_cmd kci_test_encap_fou "$testns"
530
531	ip netns del "$testns"
532	return $ret
533}
534
535kci_test_macsec()
536{
537	msname="test_macsec0"
538	local ret=0
539	run_cmd_grep "^Usage: ip macsec" ip macsec help
540	if [ $? -ne 0 ]; then
541		end_test "SKIP: macsec: iproute2 too old"
542		return $ksft_skip
543	fi
544	run_cmd ip link add link "$devdummy" "$msname" type macsec port 42 encrypt on
545	if [ $ret -ne 0 ];then
546		end_test "FAIL: can't add macsec interface, skipping test"
547		return 1
548	fi
549	run_cmd ip macsec add "$msname" tx sa 0 pn 1024 on key 01 12345678901234567890123456789012
550	run_cmd ip macsec add "$msname" rx port 1234 address "1c:ed:de:ad:be:ef"
551	run_cmd ip macsec add "$msname" rx port 1234 address "1c:ed:de:ad:be:ef" sa 0 pn 1 on key 00 0123456789abcdef0123456789abcdef
552	run_cmd ip macsec show
553	run_cmd ip link del dev "$msname"
554
555	if [ $ret -ne 0 ];then
556		end_test "FAIL: macsec"
557		return 1
558	fi
559
560	end_test "PASS: macsec"
561}
562
563kci_test_macsec_offload()
564{
565	sysfsd=/sys/kernel/debug/netdevsim/netdevsim0/ports/0/
566	sysfsnet=/sys/bus/netdevsim/devices/netdevsim0/net/
567	probed=false
568	local ret=0
569	run_cmd_grep "^Usage: ip macsec" ip macsec help
570	if [ $? -ne 0 ]; then
571		end_test "SKIP: macsec: iproute2 too old"
572		return $ksft_skip
573	fi
574
575	if ! mount | grep -q debugfs; then
576		mount -t debugfs none /sys/kernel/debug/ &> /dev/null
577	fi
578
579	# setup netdevsim since dummydev doesn't have offload support
580	if [ ! -w /sys/bus/netdevsim/new_device ] ; then
581		run_cmd modprobe -q netdevsim
582
583		if [ $ret -ne 0 ]; then
584			end_test "SKIP: macsec_offload can't load netdevsim"
585			return $ksft_skip
586		fi
587		probed=true
588	fi
589
590	echo "0" > /sys/bus/netdevsim/new_device
591	while [ ! -d $sysfsnet ] ; do :; done
592	udevadm settle
593	dev=`ls $sysfsnet`
594
595	ip link set $dev up
596	if [ ! -d $sysfsd ] ; then
597		end_test "FAIL: macsec_offload can't create device $dev"
598		return 1
599	fi
600	run_cmd_grep 'macsec-hw-offload: on' ethtool -k $dev
601	if [ $? -eq 1 ] ; then
602		end_test "FAIL: macsec_offload netdevsim doesn't support MACsec offload"
603		return 1
604	fi
605	run_cmd ip link add link $dev kci_macsec1 type macsec port 4 offload mac
606	run_cmd ip link add link $dev kci_macsec2 type macsec address "aa:bb:cc:dd:ee:ff" port 5 offload mac
607	run_cmd ip link add link $dev kci_macsec3 type macsec sci abbacdde01020304 offload mac
608	run_cmd_fail ip link add link $dev kci_macsec4 type macsec port 8 offload mac
609
610	msname=kci_macsec1
611	run_cmd ip macsec add "$msname" tx sa 0 pn 1024 on key 01 12345678901234567890123456789012
612	run_cmd ip macsec add "$msname" rx port 1234 address "1c:ed:de:ad:be:ef"
613	run_cmd ip macsec add "$msname" rx port 1234 address "1c:ed:de:ad:be:ef" sa 0 pn 1 on \
614		key 00 0123456789abcdef0123456789abcdef
615	run_cmd_fail ip macsec add "$msname" rx port 1235 address "1c:ed:de:ad:be:ef"
616	# clean up any leftovers
617	for msdev in kci_macsec{1,2,3,4} ; do
618	    ip link del $msdev 2> /dev/null
619	done
620	echo 0 > /sys/bus/netdevsim/del_device
621	$probed && rmmod netdevsim
622
623	if [ $ret -ne 0 ]; then
624		end_test "FAIL: macsec_offload"
625		return 1
626	fi
627	end_test "PASS: macsec_offload"
628}
629
630#-------------------------------------------------------------------
631# Example commands
632#   ip x s add proto esp src 14.0.0.52 dst 14.0.0.70 \
633#            spi 0x07 mode transport reqid 0x07 replay-window 32 \
634#            aead 'rfc4106(gcm(aes))' 1234567890123456dcba 128 \
635#            sel src 14.0.0.52/24 dst 14.0.0.70/24
636#   ip x p add dir out src 14.0.0.52/24 dst 14.0.0.70/24 \
637#            tmpl proto esp src 14.0.0.52 dst 14.0.0.70 \
638#            spi 0x07 mode transport reqid 0x07
639#
640# Subcommands not tested
641#    ip x s update
642#    ip x s allocspi
643#    ip x s deleteall
644#    ip x p update
645#    ip x p deleteall
646#    ip x p set
647#-------------------------------------------------------------------
648kci_test_ipsec()
649{
650	local ret=0
651	algo="aead rfc4106(gcm(aes)) 0x3132333435363738393031323334353664636261 128"
652	srcip=192.168.123.1
653	dstip=192.168.123.2
654	spi=7
655
656	ip addr add $srcip dev $devdummy
657
658	# flush to be sure there's nothing configured
659	run_cmd ip x s flush ; ip x p flush
660
661	# start the monitor in the background
662	tmpfile=`mktemp /var/run/ipsectestXXX`
663	mpid=`(ip x m > $tmpfile & echo $!) 2>/dev/null`
664	sleep 0.2
665
666	ipsecid="proto esp src $srcip dst $dstip spi 0x07"
667	run_cmd ip x s add $ipsecid \
668            mode transport reqid 0x07 replay-window 32 \
669            $algo sel src $srcip/24 dst $dstip/24
670
671
672	lines=`ip x s list | grep $srcip | grep $dstip | wc -l`
673	run_cmd test $lines -eq 2
674	run_cmd_grep "SAD count 1" ip x s count
675
676	lines=`ip x s get $ipsecid | grep $srcip | grep $dstip | wc -l`
677	run_cmd test $lines -eq 2
678	run_cmd ip x s delete $ipsecid
679
680	lines=`ip x s list | wc -l`
681	run_cmd test $lines -eq 0
682
683	ipsecsel="dir out src $srcip/24 dst $dstip/24"
684	run_cmd ip x p add $ipsecsel \
685		    tmpl proto esp src $srcip dst $dstip \
686		    spi 0x07 mode transport reqid 0x07
687
688
689	lines=`ip x p list | grep $srcip | grep $dstip | wc -l`
690	run_cmd test $lines -eq 2
691
692	run_cmd_grep "SPD IN  0 OUT 1 FWD 0" ip x p count
693
694	lines=`ip x p get $ipsecsel | grep $srcip | grep $dstip | wc -l`
695	run_cmd test $lines -eq 2
696
697	run_cmd ip x p delete $ipsecsel
698
699	lines=`ip x p list | wc -l`
700	run_cmd test $lines -eq 0
701
702	# check the monitor results
703	kill $mpid
704	lines=`wc -l $tmpfile | cut "-d " -f1`
705	run_cmd test $lines -eq 20
706	rm -rf $tmpfile
707
708	# clean up any leftovers
709	run_cmd ip x s flush
710	run_cmd ip x p flush
711	ip addr del $srcip/32 dev $devdummy
712
713	if [ $ret -ne 0 ]; then
714		end_test "FAIL: ipsec"
715		return 1
716	fi
717	end_test "PASS: ipsec"
718}
719
720#-------------------------------------------------------------------
721# Example commands
722#   ip x s add proto esp src 14.0.0.52 dst 14.0.0.70 \
723#            spi 0x07 mode transport reqid 0x07 replay-window 32 \
724#            aead 'rfc4106(gcm(aes))' 1234567890123456dcba 128 \
725#            sel src 14.0.0.52/24 dst 14.0.0.70/24
726#            offload dev sim1 dir out
727#   ip x p add dir out src 14.0.0.52/24 dst 14.0.0.70/24 \
728#            tmpl proto esp src 14.0.0.52 dst 14.0.0.70 \
729#            spi 0x07 mode transport reqid 0x07
730#
731#-------------------------------------------------------------------
732kci_test_ipsec_offload()
733{
734	local ret=0
735	algo="aead rfc4106(gcm(aes)) 0x3132333435363738393031323334353664636261 128"
736	srcip=192.168.123.3
737	dstip=192.168.123.4
738	sysfsd=/sys/kernel/debug/netdevsim/netdevsim0/ports/0/
739	sysfsf=$sysfsd/ipsec
740	sysfsnet=/sys/bus/netdevsim/devices/netdevsim0/net/
741	probed=false
742
743	if ! mount | grep -q debugfs; then
744		mount -t debugfs none /sys/kernel/debug/ &> /dev/null
745	fi
746
747	# setup netdevsim since dummydev doesn't have offload support
748	if [ ! -w /sys/bus/netdevsim/new_device ] ; then
749		run_cmd modprobe -q netdevsim
750		if [ $ret -ne 0 ]; then
751			end_test "SKIP: ipsec_offload can't load netdevsim"
752			return $ksft_skip
753		fi
754		probed=true
755	fi
756
757	echo "0" > /sys/bus/netdevsim/new_device
758	while [ ! -d $sysfsnet ] ; do :; done
759	udevadm settle
760	dev=`ls $sysfsnet`
761
762	ip addr add $srcip dev $dev
763	ip link set $dev up
764	if [ ! -d $sysfsd ] ; then
765		end_test "FAIL: ipsec_offload can't create device $dev"
766		return 1
767	fi
768	if [ ! -f $sysfsf ] ; then
769		end_test "FAIL: ipsec_offload netdevsim doesn't support IPsec offload"
770		return 1
771	fi
772
773	# flush to be sure there's nothing configured
774	ip x s flush ; ip x p flush
775
776	# create offloaded SAs, both in and out
777	run_cmd ip x p add dir out src $srcip/24 dst $dstip/24 \
778	    tmpl proto esp src $srcip dst $dstip spi 9 \
779	    mode transport reqid 42
780
781	run_cmd ip x p add dir in src $dstip/24 dst $srcip/24 \
782	    tmpl proto esp src $dstip dst $srcip spi 9 \
783	    mode transport reqid 42
784
785	run_cmd ip x s add proto esp src $srcip dst $dstip spi 9 \
786	    mode transport reqid 42 $algo sel src $srcip/24 dst $dstip/24 \
787	    offload dev $dev dir out
788
789	run_cmd ip x s add proto esp src $dstip dst $srcip spi 9 \
790	    mode transport reqid 42 $algo sel src $dstip/24 dst $srcip/24 \
791	    offload dev $dev dir in
792
793	if [ $ret -ne 0 ]; then
794		end_test "FAIL: ipsec_offload can't create SA"
795		return 1
796	fi
797
798	# does offload show up in ip output
799	lines=`ip x s list | grep -c "crypto offload parameters: dev $dev dir"`
800	if [ $lines -ne 2 ] ; then
801		check_err 1
802		end_test "FAIL: ipsec_offload SA offload missing from list output"
803	fi
804
805	# use ping to exercise the Tx path
806	ping -I $dev -c 3 -W 1 -i 0 $dstip >/dev/null
807
808	# does driver have correct offload info
809	run_cmd diff $sysfsf - << EOF
810SA count=2 tx=3
811sa[0] tx ipaddr=0x00000000 00000000 00000000 00000000
812sa[0]    spi=0x00000009 proto=0x32 salt=0x61626364 crypt=1
813sa[0]    key=0x34333231 38373635 32313039 36353433
814sa[1] rx ipaddr=0x00000000 00000000 00000000 037ba8c0
815sa[1]    spi=0x00000009 proto=0x32 salt=0x61626364 crypt=1
816sa[1]    key=0x34333231 38373635 32313039 36353433
817EOF
818	if [ $? -ne 0 ] ; then
819		end_test "FAIL: ipsec_offload incorrect driver data"
820		check_err 1
821	fi
822
823	# does offload get removed from driver
824	ip x s flush
825	ip x p flush
826	lines=`grep -c "SA count=0" $sysfsf`
827	if [ $lines -ne 1 ] ; then
828		check_err 1
829		end_test "FAIL: ipsec_offload SA not removed from driver"
830	fi
831
832	# clean up any leftovers
833	echo 0 > /sys/bus/netdevsim/del_device
834	$probed && rmmod netdevsim
835
836	if [ $ret -ne 0 ]; then
837		end_test "FAIL: ipsec_offload"
838		return 1
839	fi
840	end_test "PASS: ipsec_offload"
841}
842
843kci_test_gretap()
844{
845	DEV_NS=gretap00
846	local ret=0
847
848	setup_ns testns
849	if [ $? -ne 0 ]; then
850		end_test "SKIP gretap tests: cannot add net namespace $testns"
851		return $ksft_skip
852	fi
853
854	run_cmd_grep "^Usage:" ip link help gretap
855	if [ $? -ne 0 ];then
856		end_test "SKIP: gretap: iproute2 too old"
857		ip netns del "$testns"
858		return $ksft_skip
859	fi
860
861	# test native tunnel
862	run_cmd ip -netns "$testns" link add dev "$DEV_NS" type gretap seq \
863		key 102 local 172.16.1.100 remote 172.16.1.200
864
865
866	run_cmd ip -netns "$testns" addr add dev "$DEV_NS" 10.1.1.100/24
867	run_cmd ip -netns "$testns" link set dev $DEV_NS up
868	run_cmd ip -netns "$testns" link del "$DEV_NS"
869
870	# test external mode
871	run_cmd ip -netns "$testns" link add dev "$DEV_NS" type gretap external
872	run_cmd ip -netns "$testns" link del "$DEV_NS"
873
874	if [ $ret -ne 0 ]; then
875		end_test "FAIL: gretap"
876		ip netns del "$testns"
877		return 1
878	fi
879	end_test "PASS: gretap"
880
881	ip netns del "$testns"
882}
883
884kci_test_ip6gretap()
885{
886	DEV_NS=ip6gretap00
887	local ret=0
888
889	setup_ns testns
890	if [ $? -ne 0 ]; then
891		end_test "SKIP ip6gretap tests: cannot add net namespace $testns"
892		return $ksft_skip
893	fi
894
895	run_cmd_grep "^Usage:" ip link help ip6gretap
896	if [ $? -ne 0 ];then
897		end_test "SKIP: ip6gretap: iproute2 too old"
898		ip netns del "$testns"
899		return $ksft_skip
900	fi
901
902	# test native tunnel
903	run_cmd ip -netns "$testns" link add dev "$DEV_NS" type ip6gretap seq \
904		key 102 local fc00:100::1 remote fc00:100::2
905
906
907	run_cmd ip -netns "$testns" addr add dev "$DEV_NS" fc00:200::1/96
908	run_cmd ip -netns "$testns" link set dev $DEV_NS up
909	run_cmd ip -netns "$testns" link del "$DEV_NS"
910
911	# test external mode
912	run_cmd ip -netns "$testns" link add dev "$DEV_NS" type ip6gretap external
913	run_cmd ip -netns "$testns" link del "$DEV_NS"
914
915	if [ $ret -ne 0 ]; then
916		end_test "FAIL: ip6gretap"
917		ip netns del "$testns"
918		return 1
919	fi
920	end_test "PASS: ip6gretap"
921
922	ip netns del "$testns"
923}
924
925kci_test_erspan()
926{
927	DEV_NS=erspan00
928	local ret=0
929	run_cmd_grep "^Usage:" ip link help erspan
930	if [ $? -ne 0 ];then
931		end_test "SKIP: erspan: iproute2 too old"
932		return $ksft_skip
933	fi
934	setup_ns testns
935	if [ $? -ne 0 ]; then
936		end_test "SKIP erspan tests: cannot add net namespace $testns"
937		return $ksft_skip
938	fi
939
940	# test native tunnel erspan v1
941	run_cmd ip -netns "$testns" link add dev "$DEV_NS" type erspan seq \
942		key 102 local 172.16.1.100 remote 172.16.1.200 \
943		erspan_ver 1 erspan 488
944
945
946	run_cmd ip -netns "$testns" addr add dev "$DEV_NS" 10.1.1.100/24
947	run_cmd ip -netns "$testns" link set dev $DEV_NS up
948	run_cmd ip -netns "$testns" link del "$DEV_NS"
949
950	# test native tunnel erspan v2
951	run_cmd ip -netns "$testns" link add dev "$DEV_NS" type erspan seq \
952		key 102 local 172.16.1.100 remote 172.16.1.200 \
953		erspan_ver 2 erspan_dir ingress erspan_hwid 7
954
955
956	run_cmd ip -netns "$testns" addr add dev "$DEV_NS" 10.1.1.100/24
957	run_cmd ip -netns "$testns" link set dev $DEV_NS up
958	run_cmd ip -netns "$testns" link del "$DEV_NS"
959
960	# test external mode
961	run_cmd ip -netns "$testns" link add dev "$DEV_NS" type erspan external
962	run_cmd ip -netns "$testns" link del "$DEV_NS"
963
964	if [ $ret -ne 0 ]; then
965		end_test "FAIL: erspan"
966		ip netns del "$testns"
967		return 1
968	fi
969	end_test "PASS: erspan"
970
971	ip netns del "$testns"
972}
973
974kci_test_ip6erspan()
975{
976	DEV_NS=ip6erspan00
977	local ret=0
978	run_cmd_grep "^Usage:" ip link help ip6erspan
979	if [ $? -ne 0 ];then
980		end_test "SKIP: ip6erspan: iproute2 too old"
981		return $ksft_skip
982	fi
983	setup_ns testns
984	if [ $? -ne 0 ]; then
985		end_test "SKIP ip6erspan tests: cannot add net namespace $testns"
986		return $ksft_skip
987	fi
988
989	# test native tunnel ip6erspan v1
990	run_cmd ip -netns "$testns" link add dev "$DEV_NS" type ip6erspan seq \
991		key 102 local fc00:100::1 remote fc00:100::2 \
992		erspan_ver 1 erspan 488
993
994
995	run_cmd ip -netns "$testns" addr add dev "$DEV_NS" 10.1.1.100/24
996	run_cmd ip -netns "$testns" link set dev $DEV_NS up
997	run_cmd ip -netns "$testns" link del "$DEV_NS"
998
999	# test native tunnel ip6erspan v2
1000	run_cmd ip -netns "$testns" link add dev "$DEV_NS" type ip6erspan seq \
1001		key 102 local fc00:100::1 remote fc00:100::2 \
1002		erspan_ver 2 erspan_dir ingress erspan_hwid 7
1003
1004
1005	run_cmd ip -netns "$testns" addr add dev "$DEV_NS" 10.1.1.100/24
1006	run_cmd ip -netns "$testns" link set dev $DEV_NS up
1007	run_cmd ip -netns "$testns" link del "$DEV_NS"
1008
1009	# test external mode
1010	run_cmd ip -netns "$testns" link add dev "$DEV_NS" \
1011		type ip6erspan external
1012
1013	run_cmd ip -netns "$testns" link del "$DEV_NS"
1014
1015	if [ $ret -ne 0 ]; then
1016		end_test "FAIL: ip6erspan"
1017		ip netns del "$testns"
1018		return 1
1019	fi
1020	end_test "PASS: ip6erspan"
1021
1022	ip netns del "$testns"
1023}
1024
1025kci_test_fdb_get()
1026{
1027	brdev="test-br0"
1028	vxlandev="vxlan10"
1029	test_mac=de:ad:be:ef:13:37
1030	localip="10.0.2.2"
1031	dstip="10.0.2.3"
1032	local ret=0
1033
1034	run_cmd_grep 'bridge fdb get' bridge fdb help
1035	if [ $? -ne 0 ];then
1036		end_test "SKIP: fdb get tests: iproute2 too old"
1037		return $ksft_skip
1038	fi
1039
1040	setup_ns testns
1041	if [ $? -ne 0 ]; then
1042		end_test "SKIP fdb get tests: cannot add net namespace $testns"
1043		return $ksft_skip
1044	fi
1045	IP="ip -netns $testns"
1046	BRIDGE="bridge -netns $testns"
1047	run_cmd $IP link add "$vxlandev" type vxlan id 10 local $localip \
1048                dstport 4789
1049	run_cmd $IP link add name "$brdev" type bridge
1050	run_cmd $IP link set dev "$vxlandev" master "$brdev"
1051	run_cmd $BRIDGE fdb add $test_mac dev "$vxlandev" master
1052	run_cmd $BRIDGE fdb add $test_mac dev "$vxlandev" dst $dstip self
1053	run_cmd_grep "dev $vxlandev master $brdev" $BRIDGE fdb get $test_mac brport "$vxlandev"
1054	run_cmd_grep "dev $vxlandev master $brdev" $BRIDGE fdb get $test_mac br "$brdev"
1055	run_cmd_grep "dev $vxlandev dst $dstip" $BRIDGE fdb get $test_mac dev "$vxlandev" self
1056
1057	ip netns del $testns &>/dev/null
1058
1059	if [ $ret -ne 0 ]; then
1060		end_test "FAIL: bridge fdb get"
1061		return 1
1062	fi
1063
1064	end_test "PASS: bridge fdb get"
1065}
1066
1067kci_test_neigh_get()
1068{
1069	dstmac=de:ad:be:ef:13:37
1070	dstip=10.0.2.4
1071	dstip6=dead::2
1072	local ret=0
1073
1074	run_cmd_grep 'ip neigh get' ip neigh help
1075	if [ $? -ne 0 ];then
1076		end_test "SKIP: fdb get tests: iproute2 too old"
1077		return $ksft_skip
1078	fi
1079
1080	# ipv4
1081	run_cmd ip neigh add $dstip lladdr $dstmac dev "$devdummy"
1082	run_cmd_grep "$dstmac" ip neigh get $dstip dev "$devdummy"
1083	run_cmd ip neigh del $dstip lladdr $dstmac dev "$devdummy"
1084
1085	# ipv4 proxy
1086	run_cmd ip neigh add proxy $dstip dev "$devdummy"
1087	run_cmd_grep "$dstip" ip neigh get proxy $dstip dev "$devdummy"
1088	run_cmd ip neigh del proxy $dstip dev "$devdummy"
1089
1090	# ipv6
1091	run_cmd ip neigh add $dstip6 lladdr $dstmac dev "$devdummy"
1092	run_cmd_grep "$dstmac" ip neigh get $dstip6 dev "$devdummy"
1093	run_cmd ip neigh del $dstip6 lladdr $dstmac dev "$devdummy"
1094
1095	# ipv6 proxy
1096	run_cmd ip neigh add proxy $dstip6 dev "$devdummy"
1097	run_cmd_grep "$dstip6" ip neigh get proxy $dstip6 dev "$devdummy"
1098	run_cmd ip neigh del proxy $dstip6 dev "$devdummy"
1099
1100	if [ $ret -ne 0 ];then
1101		end_test "FAIL: neigh get"
1102		return 1
1103	fi
1104
1105	end_test "PASS: neigh get"
1106}
1107
1108kci_test_bridge_parent_id()
1109{
1110	local ret=0
1111	sysfsnet=/sys/bus/netdevsim/devices/netdevsim
1112	probed=false
1113
1114	if [ ! -w /sys/bus/netdevsim/new_device ] ; then
1115		run_cmd modprobe -q netdevsim
1116		if [ $ret -ne 0 ]; then
1117			end_test "SKIP: bridge_parent_id can't load netdevsim"
1118			return $ksft_skip
1119		fi
1120		probed=true
1121	fi
1122
1123	echo "10 1" > /sys/bus/netdevsim/new_device
1124	while [ ! -d ${sysfsnet}10 ] ; do :; done
1125	echo "20 1" > /sys/bus/netdevsim/new_device
1126	while [ ! -d ${sysfsnet}20 ] ; do :; done
1127	udevadm settle
1128	dev10=`ls ${sysfsnet}10/net/`
1129	dev20=`ls ${sysfsnet}20/net/`
1130	run_cmd ip link add name test-bond0 type bond mode 802.3ad
1131	run_cmd ip link set dev $dev10 master test-bond0
1132	run_cmd ip link set dev $dev20 master test-bond0
1133	run_cmd ip link add name test-br0 type bridge
1134	run_cmd ip link set dev test-bond0 master test-br0
1135
1136	# clean up any leftovers
1137	ip link del dev test-br0
1138	ip link del dev test-bond0
1139	echo 20 > /sys/bus/netdevsim/del_device
1140	echo 10 > /sys/bus/netdevsim/del_device
1141	$probed && rmmod netdevsim
1142
1143	if [ $ret -ne 0 ]; then
1144		end_test "FAIL: bridge_parent_id"
1145		return 1
1146	fi
1147	end_test "PASS: bridge_parent_id"
1148}
1149
1150address_get_proto()
1151{
1152	local addr=$1; shift
1153
1154	ip -N -j address show dev "$devdummy" |
1155	    jq -e -r --arg addr "${addr%/*}" \
1156	       '.[].addr_info[] | select(.local == $addr) | .protocol'
1157}
1158
1159address_count()
1160{
1161	ip -N -j address show dev "$devdummy" "$@" |
1162	    jq -e -r '[.[].addr_info[] | .local | select(. != null)] | length'
1163}
1164
1165do_test_address_proto()
1166{
1167	local what=$1; shift
1168	local addr=$1; shift
1169	local addr2=${addr%/*}2/${addr#*/}
1170	local addr3=${addr%/*}3/${addr#*/}
1171	local proto
1172	local count
1173	local ret=0
1174	local err
1175
1176	ip address add dev "$devdummy" "$addr3"
1177	check_err $?
1178	proto=$(address_get_proto "$addr3")
1179	[[ "$proto" == null ]]
1180	check_err $?
1181
1182	ip address add dev "$devdummy" "$addr2" proto 0x99
1183	check_err $?
1184	proto=$(address_get_proto "$addr2")
1185	[[ "$proto" == 0x99 ]]
1186	check_err $?
1187
1188	ip address add dev "$devdummy" "$addr" proto 0xab
1189	check_err $?
1190	proto=$(address_get_proto "$addr")
1191	[[ "$proto" == 0xab ]]
1192	check_err $?
1193
1194	ip address replace dev "$devdummy" "$addr" proto 0x11
1195	proto=$(address_get_proto "$addr")
1196	check_err $?
1197	[[ "$proto" == 0x11 ]]
1198	check_err $?
1199
1200	count=$(address_count)
1201	check_err $?
1202	(( count >= 3 )) # $addr, $addr2 and $addr3 plus any kernel addresses
1203	check_err $?
1204
1205	count=$(address_count proto 0)
1206	check_err $?
1207	(( count == 1 )) # just $addr3
1208	check_err $?
1209
1210	count=$(address_count proto 0x11)
1211	check_err $?
1212	(( count == 2 )) # $addr and $addr3
1213	check_err $?
1214
1215	count=$(address_count proto 0xab)
1216	check_err $?
1217	(( count == 1 )) # just $addr3
1218	check_err $?
1219
1220	ip address del dev "$devdummy" "$addr"
1221	ip address del dev "$devdummy" "$addr2"
1222	ip address del dev "$devdummy" "$addr3"
1223
1224	if [ $ret -ne 0 ]; then
1225		end_test "FAIL: address proto $what"
1226		return 1
1227	fi
1228	end_test "PASS: address proto $what"
1229}
1230
1231kci_test_address_proto()
1232{
1233	local ret=0
1234
1235	do_test_address_proto IPv4 192.0.2.1/28
1236	check_err $?
1237
1238	do_test_address_proto IPv6 2001:db8:1::1/64
1239	check_err $?
1240
1241	return $ret
1242}
1243
1244kci_test_rtnl()
1245{
1246	local current_test
1247	local ret=0
1248
1249	kci_add_dummy
1250	if [ $ret -ne 0 ];then
1251		end_test "FAIL: cannot add dummy interface"
1252		return 1
1253	fi
1254
1255	for current_test in ${TESTS:-$ALL_TESTS}; do
1256		$current_test
1257		check_err $?
1258	done
1259
1260	kci_del_dummy
1261	return $ret
1262}
1263
1264usage()
1265{
1266	cat <<EOF
1267usage: ${0##*/} OPTS
1268
1269        -t <test>   Test(s) to run (default: all)
1270                    (options: $(echo $ALL_TESTS))
1271        -v          Verbose mode (show commands and output)
1272        -P          Pause after every test
1273        -p          Pause after every failing test before cleanup (for debugging)
1274EOF
1275}
1276
1277#check for needed privileges
1278if [ "$(id -u)" -ne 0 ];then
1279	end_test "SKIP: Need root privileges"
1280	exit $ksft_skip
1281fi
1282
1283for x in ip tc;do
1284	$x -Version 2>/dev/null >/dev/null
1285	if [ $? -ne 0 ];then
1286		end_test "SKIP: Could not run test without the $x tool"
1287		exit $ksft_skip
1288	fi
1289done
1290
1291while getopts t:hvpP o; do
1292	case $o in
1293		t) TESTS=$OPTARG;;
1294		v) VERBOSE=1;;
1295		p) PAUSE_ON_FAIL=yes;;
1296		P) PAUSE=yes;;
1297		h) usage; exit 0;;
1298		*) usage; exit 1;;
1299	esac
1300done
1301
1302[ $PAUSE = "yes" ] && PAUSE_ON_FAIL="no"
1303
1304kci_test_rtnl
1305
1306exit $?
1307