xref: /linux/tools/testing/selftests/net/rtnetlink.sh (revision 9e4e86a604dfd06402933467578c4b79f5412b2c)
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_addrlft_route_cleanup
12	kci_test_promote_secondaries
13	kci_test_tc
14	kci_test_gre
15	kci_test_gretap
16	kci_test_ip6gretap
17	kci_test_erspan
18	kci_test_ip6erspan
19	kci_test_bridge
20	kci_test_addrlabel
21	kci_test_ifalias
22	kci_test_vrf
23	kci_test_encap
24	kci_test_macsec
25	kci_test_macsec_vlan
26	kci_test_team_bridge_macvlan
27	kci_test_ipsec
28	kci_test_ipsec_offload
29	kci_test_fdb_get
30	kci_test_fdb_del
31	kci_test_neigh_get
32	kci_test_neigh_update
33	kci_test_bridge_parent_id
34	kci_test_address_proto
35	kci_test_enslave_bonding
36	kci_test_mngtmpaddr
37	kci_test_operstate
38"
39
40devdummy="test-dummy0"
41VERBOSE=0
42PAUSE=no
43PAUSE_ON_FAIL=no
44
45source lib.sh
46
47# set global exit status, but never reset nonzero one.
48check_err()
49{
50	if [ $ret -eq 0 ]; then
51		ret=$1
52	fi
53	[ -n "$2" ] && echo "$2"
54}
55
56# same but inverted -- used when command must fail for test to pass
57check_fail()
58{
59	if [ $1 -eq 0 ]; then
60		ret=1
61	fi
62}
63
64run_cmd_common()
65{
66	local cmd="$*"
67	local out
68	if [ "$VERBOSE" = "1" ]; then
69		echo "COMMAND: ${cmd}"
70	fi
71	out=$($cmd 2>&1)
72	rc=$?
73	if [ "$VERBOSE" = "1" -a -n "$out" ]; then
74		echo "    $out"
75	fi
76	return $rc
77}
78
79run_cmd() {
80	run_cmd_common "$@"
81	rc=$?
82	check_err $rc
83	return $rc
84}
85run_cmd_fail()
86{
87	run_cmd_common "$@"
88	rc=$?
89	check_fail $rc
90	return $rc
91}
92
93run_cmd_grep_common()
94{
95	local find="$1"; shift
96	local cmd="$*"
97	local out
98	if [ "$VERBOSE" = "1" ]; then
99		echo "COMMAND: ${cmd} 2>&1 | grep -q '${find}'"
100	fi
101	out=$($cmd 2>&1 | grep -q "${find}" 2>&1)
102	return $?
103}
104
105run_cmd_grep() {
106	run_cmd_grep_common "$@"
107	rc=$?
108	check_err $rc
109	return $rc
110}
111
112run_cmd_grep_fail()
113{
114	run_cmd_grep_common "$@"
115	rc=$?
116	check_fail $rc
117	return $rc
118}
119
120end_test()
121{
122	echo "$*"
123	[ "${VERBOSE}" = "1" ] && echo
124
125	if [[ $ret -ne 0 ]] && [[ "${PAUSE_ON_FAIL}" = "yes" ]]; then
126		echo "Hit enter to continue"
127		read a
128	fi;
129
130	if [ "${PAUSE}" = "yes" ]; then
131		echo "Hit enter to continue"
132		read a
133	fi
134
135}
136
137
138kci_add_dummy()
139{
140	run_cmd ip link add name "$devdummy" type dummy
141	run_cmd ip link set "$devdummy" up
142}
143
144kci_del_dummy()
145{
146	run_cmd ip link del dev "$devdummy"
147}
148
149kci_test_netconf()
150{
151	dev="$1"
152	r=$ret
153	run_cmd ip netconf show dev "$dev"
154	for f in 4 6; do
155		run_cmd ip -$f netconf show dev "$dev"
156	done
157
158	if [ $ret -ne 0 ] ;then
159		end_test "FAIL: ip netconf show $dev"
160		test $r -eq 0 && ret=0
161		return 1
162	fi
163}
164
165# add a bridge with vlans on top
166kci_test_bridge()
167{
168	devbr="test-br0"
169	vlandev="testbr-vlan1"
170
171	local ret=0
172	run_cmd ip link add name "$devbr" type bridge
173	run_cmd ip link set dev "$devdummy" master "$devbr"
174	run_cmd ip link set "$devbr" up
175	run_cmd ip link add link "$devbr" name "$vlandev" type vlan id 1
176	run_cmd ip addr add dev "$vlandev" 10.200.7.23/30
177	run_cmd ip -6 addr add dev "$vlandev" dead:42::1234/64
178	run_cmd ip -d link
179	run_cmd ip r s t all
180
181	for name in "$devbr" "$vlandev" "$devdummy" ; do
182		kci_test_netconf "$name"
183	done
184	run_cmd ip -6 addr del dev "$vlandev" dead:42::1234/64
185	run_cmd ip link del dev "$vlandev"
186	run_cmd ip link del dev "$devbr"
187
188	if [ $ret -ne 0 ];then
189		end_test "FAIL: bridge setup"
190		return 1
191	fi
192	end_test "PASS: bridge setup"
193
194}
195
196kci_test_gre()
197{
198	gredev=neta
199	rem=10.42.42.1
200	loc=10.0.0.1
201
202	local ret=0
203	run_cmd ip tunnel add $gredev mode gre remote $rem local $loc ttl 1
204	run_cmd ip link set $gredev up
205	run_cmd ip addr add 10.23.7.10 dev $gredev
206	run_cmd ip route add 10.23.8.0/30 dev $gredev
207	run_cmd ip addr add dev "$devdummy" 10.23.7.11/24
208	run_cmd ip link
209	run_cmd ip addr
210
211	kci_test_netconf "$gredev"
212	run_cmd ip addr del dev "$devdummy" 10.23.7.11/24
213	run_cmd ip link del $gredev
214
215	if [ $ret -ne 0 ];then
216		end_test "FAIL: gre tunnel endpoint"
217		return 1
218	fi
219	end_test "PASS: gre tunnel endpoint"
220}
221
222# tc uses rtnetlink too, for full tc testing
223# please see tools/testing/selftests/tc-testing.
224kci_test_tc()
225{
226	dev=lo
227	local ret=0
228
229	run_cmd tc qdisc add dev "$dev" root handle 1: htb
230	run_cmd tc class add dev "$dev" parent 1: classid 1:10 htb rate 1mbit
231	run_cmd tc filter add dev "$dev" parent 1:0 prio 5 handle ffe: protocol ip u32 divisor 256
232	run_cmd tc filter add dev "$dev" parent 1:0 prio 5 handle ffd: protocol ip u32 divisor 256
233	run_cmd tc filter add dev "$dev" parent 1:0 prio 5 handle ffc: protocol ip u32 divisor 256
234	run_cmd tc filter add dev "$dev" protocol ip parent 1: prio 5 handle ffe:2:3 u32 ht ffe:2: match ip src 10.0.0.3 flowid 1:10
235	run_cmd tc filter add dev "$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
236	run_cmd tc filter show dev "$dev" parent  1:0
237	run_cmd tc filter del dev "$dev" protocol ip parent 1: prio 5 handle ffe:2:3 u32
238	run_cmd tc filter show dev "$dev" parent  1:0
239	run_cmd tc qdisc del dev "$dev" root handle 1: htb
240
241	if [ $ret -ne 0 ];then
242		end_test "FAIL: tc htb hierarchy"
243		return 1
244	fi
245	end_test "PASS: tc htb hierarchy"
246
247}
248
249kci_test_polrouting()
250{
251	local ret=0
252	run_cmd ip rule add fwmark 1 lookup 100
253	run_cmd ip route add local 0.0.0.0/0 dev lo table 100
254	run_cmd ip r s t all
255	run_cmd ip rule del fwmark 1 lookup 100
256	run_cmd ip route del local 0.0.0.0/0 dev lo table 100
257
258	if [ $ret -ne 0 ];then
259		end_test "FAIL: policy route test"
260		return 1
261	fi
262	end_test "PASS: policy routing"
263}
264
265kci_test_route_get()
266{
267	local hash_policy=$(sysctl -n net.ipv4.fib_multipath_hash_policy)
268
269	local ret=0
270	run_cmd ip route get 127.0.0.1
271	run_cmd ip route get 127.0.0.1 dev "$devdummy"
272	run_cmd ip route get ::1
273	run_cmd ip route get fe80::1 dev "$devdummy"
274	run_cmd ip route get 127.0.0.1 from 127.0.0.1 oif lo tos 0x10 mark 0x1
275	run_cmd ip route get ::1 from ::1 iif lo oif lo tos 0x10 mark 0x1
276	run_cmd ip addr add dev "$devdummy" 10.23.7.11/24
277	run_cmd ip route get 10.23.7.11 from 10.23.7.12 iif "$devdummy"
278	run_cmd ip route add 10.23.8.0/24 \
279		nexthop via 10.23.7.13 dev "$devdummy" \
280		nexthop via 10.23.7.14 dev "$devdummy"
281
282	sysctl -wq net.ipv4.fib_multipath_hash_policy=0
283	run_cmd ip route get 10.23.8.11
284	sysctl -wq net.ipv4.fib_multipath_hash_policy=1
285	run_cmd ip route get 10.23.8.11
286	sysctl -wq net.ipv4.fib_multipath_hash_policy="$hash_policy"
287	run_cmd ip route del 10.23.8.0/24
288	run_cmd ip addr del dev "$devdummy" 10.23.7.11/24
289
290
291	if [ $ret -ne 0 ];then
292		end_test "FAIL: route get"
293		return 1
294	fi
295
296	end_test "PASS: route get"
297}
298
299check_addr_not_exist()
300{
301	dev=$1
302	addr=$2
303	if ip addr show dev $dev | grep -q $addr; then
304		return 1
305	else
306		return 0
307	fi
308}
309
310kci_test_addrlft()
311{
312	for i in $(seq 10 100) ;do
313		lft=$(((RANDOM%3) + 1))
314		run_cmd ip addr add 10.23.11.$i/32 dev "$devdummy" preferred_lft $lft valid_lft $((lft+1))
315	done
316
317	slowwait 5 check_addr_not_exist "$devdummy" "10.23.11."
318	if [ $? -eq 1 ]; then
319		# troubleshoot the reason for our failure
320		run_cmd ip addr show dev "$devdummy"
321		check_err 1
322		end_test "FAIL: preferred_lft addresses remaining"
323		return
324	fi
325
326	end_test "PASS: preferred_lft addresses have expired"
327}
328
329kci_test_addrlft_route_cleanup()
330{
331	local ret=0
332	local test_addr="2001:db8:99::1/64"
333	local test_prefix="2001:db8:99::/64"
334
335	run_cmd ip -6 addr add $test_addr dev "$devdummy" valid_lft 300 preferred_lft 300
336	run_cmd_grep "$test_prefix proto kernel" ip -6 route show dev "$devdummy"
337	run_cmd ip -6 addr del $test_addr dev "$devdummy"
338	run_cmd_grep_fail "$test_prefix" ip -6 route show dev "$devdummy"
339
340	if [ $ret -ne 0 ]; then
341		end_test "FAIL: route not cleaned up when address with valid_lft deleted"
342		return 1
343	fi
344
345	end_test "PASS: route cleaned up when address with valid_lft deleted"
346}
347
348kci_test_promote_secondaries()
349{
350	run_cmd ifconfig "$devdummy"
351	if [ $ret -ne 0 ]; then
352		end_test "SKIP: ifconfig not installed"
353		return $ksft_skip
354	fi
355	promote=$(sysctl -n net.ipv4.conf.$devdummy.promote_secondaries)
356
357	sysctl -q net.ipv4.conf.$devdummy.promote_secondaries=1
358
359	for i in $(seq 2 254);do
360		IP="10.23.11.$i"
361		ip -f inet addr add $IP/16 brd + dev "$devdummy"
362		ifconfig "$devdummy" $IP netmask 255.255.0.0
363	done
364
365	ip addr flush dev "$devdummy"
366
367	[ $promote -eq 0 ] && sysctl -q net.ipv4.conf.$devdummy.promote_secondaries=0
368
369	end_test "PASS: promote_secondaries complete"
370}
371
372kci_test_addrlabel()
373{
374	local ret=0
375	run_cmd ip addrlabel add prefix dead::/64 dev lo label 1
376	run_cmd_grep "prefix dead::/64 dev lo label 1" ip addrlabel list
377	run_cmd ip addrlabel del prefix dead::/64 dev lo label 1
378	run_cmd ip addrlabel add prefix dead::/64 label 1
379	run_cmd ip addrlabel del prefix dead::/64 label 1
380
381	# concurrent add/delete
382	for i in $(seq 1 1000); do
383		ip addrlabel add prefix 1c3::/64 label 12345 2>/dev/null
384	done &
385
386	for i in $(seq 1 1000); do
387		ip addrlabel del prefix 1c3::/64 label 12345 2>/dev/null
388	done
389
390	wait
391
392	ip addrlabel del prefix 1c3::/64 label 12345 2>/dev/null
393
394	if [ $ret -ne 0 ];then
395		end_test "FAIL: ipv6 addrlabel"
396		return 1
397	fi
398
399	end_test "PASS: ipv6 addrlabel"
400}
401
402kci_test_ifalias()
403{
404	local ret=0
405	namewant=$(uuidgen)
406	syspathname="/sys/class/net/$devdummy/ifalias"
407	run_cmd ip link set dev "$devdummy" alias "$namewant"
408
409	if [ $ret -ne 0 ]; then
410		end_test "FAIL: cannot set interface alias of $devdummy to $namewant"
411		return 1
412	fi
413	run_cmd_grep "alias $namewant" ip link show "$devdummy"
414
415	if [ -r "$syspathname" ] ; then
416		read namehave < "$syspathname"
417		if [ "$namewant" != "$namehave" ]; then
418			end_test "FAIL: did set ifalias $namewant but got $namehave"
419			return 1
420		fi
421
422		namewant=$(uuidgen)
423		echo "$namewant" > "$syspathname"
424	        run_cmd_grep "alias $namewant" ip link show "$devdummy"
425
426		# sysfs interface allows to delete alias again
427		echo "" > "$syspathname"
428	        run_cmd_grep_fail "alias $namewant" ip link show "$devdummy"
429
430		for i in $(seq 1 100); do
431			uuidgen > "$syspathname" &
432		done
433
434		wait
435
436		# re-add the alias -- kernel should free mem when dummy dev is removed
437		run_cmd ip link set dev "$devdummy" alias "$namewant"
438
439	fi
440
441	if [ $ret -ne 0 ]; then
442		end_test "FAIL: set interface alias $devdummy to $namewant"
443		return 1
444	fi
445
446	end_test "PASS: set ifalias $namewant for $devdummy"
447}
448
449kci_test_vrf()
450{
451	vrfname="test-vrf"
452	local ret=0
453	run_cmd ip link show type vrf
454	if [ $? -ne 0 ]; then
455		end_test "SKIP: vrf: iproute2 too old"
456		return $ksft_skip
457	fi
458	run_cmd ip link add "$vrfname" type vrf table 10
459	if [ $ret -ne 0 ];then
460		end_test "FAIL: can't add vrf interface, skipping test"
461		return 0
462	fi
463	run_cmd_grep "$vrfname" ip -br link show type vrf
464	if [ $ret -ne 0 ];then
465		end_test "FAIL: created vrf device not found"
466		return 1
467	fi
468
469	run_cmd ip link set dev "$vrfname" up
470	run_cmd ip link set dev "$devdummy" master "$vrfname"
471	run_cmd ip link del dev "$vrfname"
472
473	if [ $ret -ne 0 ];then
474		end_test "FAIL: vrf"
475		return 1
476	fi
477
478	end_test "PASS: vrf"
479}
480
481kci_test_encap_vxlan()
482{
483	local ret=0
484	vxlan="test-vxlan0"
485	vlan="test-vlan0"
486	run_cmd ip -netns "$testns" link add "$vxlan" type vxlan id 42 group 239.1.1.1 \
487		dev "$devdummy" dstport 4789
488	if [ $? -ne 0 ]; then
489		end_test "FAIL: can't add vxlan interface, skipping test"
490		return 0
491	fi
492
493	run_cmd ip -netns "$testns" addr add 10.2.11.49/24 dev "$vxlan"
494	run_cmd ip -netns "$testns" link set up dev "$vxlan"
495	run_cmd ip -netns "$testns" link add link "$vxlan" name "$vlan" type vlan id 1
496
497	# changelink testcases
498	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan vni 43
499	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan group ffe5::5 dev "$devdummy"
500	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan ttl inherit
501
502	run_cmd ip -netns "$testns" link set dev "$vxlan" type vxlan ttl 64
503	run_cmd ip -netns "$testns" link set dev "$vxlan" type vxlan nolearning
504
505	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan proxy
506	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan norsc
507	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan l2miss
508	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan l3miss
509	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan external
510	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan udpcsum
511	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan udp6zerocsumtx
512	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan udp6zerocsumrx
513	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan remcsumtx
514	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan remcsumrx
515	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan gbp
516	run_cmd_fail ip -netns "$testns" link set dev "$vxlan" type vxlan gpe
517	run_cmd ip -netns "$testns" link del "$vxlan"
518
519	if [ $ret -ne 0 ]; then
520		end_test "FAIL: vxlan"
521		return 1
522	fi
523	end_test "PASS: vxlan"
524}
525
526kci_test_encap_fou()
527{
528	local ret=0
529	name="test-fou"
530	run_cmd_grep 'Usage: ip fou' ip fou help
531	if [ $? -ne 0 ];then
532		end_test "SKIP: fou: iproute2 too old"
533		return $ksft_skip
534	fi
535
536	if ! /sbin/modprobe -q -n fou; then
537		end_test "SKIP: module fou is not found"
538		return $ksft_skip
539	fi
540	/sbin/modprobe -q fou
541
542	run_cmd ip -netns "$testns" fou add port 7777 ipproto 47
543	if [ $? -ne 0 ];then
544		end_test "FAIL: can't add fou port 7777, skipping test"
545		return 1
546	fi
547	run_cmd ip -netns "$testns" fou add port 8888 ipproto 4
548	run_cmd_fail ip -netns "$testns" fou del port 9999
549	run_cmd ip -netns "$testns" fou del port 7777
550	if [ $ret -ne 0 ]; then
551		end_test "FAIL: fou"
552		return 1
553	fi
554
555	end_test "PASS: fou"
556}
557
558# test various encap methods, use netns to avoid unwanted interference
559kci_test_encap()
560{
561	local ret=0
562	setup_ns testns
563	if [ $? -ne 0 ]; then
564		end_test "SKIP encap tests: cannot add net namespace $testns"
565		return $ksft_skip
566	fi
567	run_cmd ip -netns "$testns" link set lo up
568	run_cmd ip -netns "$testns" link add name "$devdummy" type dummy
569	run_cmd ip -netns "$testns" link set "$devdummy" up
570	run_cmd kci_test_encap_vxlan
571	run_cmd kci_test_encap_fou
572
573	ip netns del "$testns"
574	return $ret
575}
576
577kci_test_macsec()
578{
579	msname="test_macsec0"
580	local ret=0
581	run_cmd_grep "^Usage: ip macsec" ip macsec help
582	if [ $? -ne 0 ]; then
583		end_test "SKIP: macsec: iproute2 too old"
584		return $ksft_skip
585	fi
586	run_cmd ip link add link "$devdummy" "$msname" type macsec port 42 encrypt on
587	if [ $ret -ne 0 ];then
588		end_test "FAIL: can't add macsec interface, skipping test"
589		return 1
590	fi
591	run_cmd ip macsec add "$msname" tx sa 0 pn 1024 on key 01 12345678901234567890123456789012
592	run_cmd ip macsec add "$msname" rx port 1234 address "1c:ed:de:ad:be:ef"
593	run_cmd ip macsec add "$msname" rx port 1234 address "1c:ed:de:ad:be:ef" sa 0 pn 1 on key 00 0123456789abcdef0123456789abcdef
594	run_cmd ip macsec show
595	run_cmd ip link del dev "$msname"
596
597	if [ $ret -ne 0 ];then
598		end_test "FAIL: macsec"
599		return 1
600	fi
601
602	end_test "PASS: macsec"
603}
604
605# Test __dev_set_rx_mode call from dev_uc_add under addr_list_lock spinlock.
606# Make sure __dev_set_promiscuity is not grabbing (sleeping) netdev instance
607# lock.
608# https://lore.kernel.org/netdev/2aff4342b0f5b1539c02ffd8df4c7e58dd9746e7.camel@nvidia.com/
609kci_test_macsec_vlan()
610{
611	msname="test_macsec1"
612	vlanname="test_vlan1"
613	local ret=0
614	run_cmd_grep "^Usage: ip macsec" ip macsec help
615	if [ $? -ne 0 ]; then
616		end_test "SKIP: macsec: iproute2 too old"
617		return $ksft_skip
618	fi
619	run_cmd ip link add link "$devdummy" "$msname" type macsec port 42 encrypt on
620	if [ $ret -ne 0 ];then
621		end_test "FAIL: can't add macsec interface, skipping test"
622		return 1
623	fi
624
625	run_cmd ip link set dev "$msname" up
626	ip link add link "$msname" name "$vlanname" type vlan id 1
627	ip link set dev "$vlanname" address 00:11:22:33:44:88
628	ip link set dev "$vlanname" up
629	run_cmd ip link del dev "$vlanname"
630	run_cmd ip link del dev "$msname"
631
632	if [ $ret -ne 0 ];then
633		end_test "FAIL: macsec_vlan"
634		return 1
635	fi
636
637	end_test "PASS: macsec_vlan"
638}
639
640# Test ndo_change_rx_flags call from dev_uc_add under addr_list_lock spinlock.
641# When we are flipping the promisc, make sure it runs on the work queue.
642#
643# https://lore.kernel.org/netdev/20260214033859.43857-1-jiayuan.chen@linux.dev/
644# With (more conventional) macvlan instead of macsec.
645# macvlan -> bridge -> team -> dummy
646kci_test_team_bridge_macvlan()
647{
648	local vlan="test_macv1"
649	local bridge="test_br1"
650	local team="test_team1"
651	local dummy="test_dummy1"
652	local ret=0
653
654	run_cmd ip link add $team type team
655	if [ $ret -ne 0 ]; then
656		end_test "SKIP: team_bridge_macvlan: can't add team interface"
657		return $ksft_skip
658	fi
659
660	run_cmd ip link add $dummy type dummy
661	run_cmd ip link set $dummy master $team
662	run_cmd ip link set $team up
663	run_cmd ip link add $bridge type bridge vlan_filtering 1
664	run_cmd ip link set $bridge up
665	run_cmd ip link set $team master $bridge
666	run_cmd ip link add link $bridge name $vlan \
667		address 00:aa:bb:cc:dd:ee type macvlan mode bridge
668	run_cmd ip link set $vlan up
669
670	run_cmd ip link del $vlan
671	run_cmd ip link del $bridge
672	run_cmd ip link del $team
673	run_cmd ip link del $dummy
674
675	if [ $ret -ne 0 ]; then
676		end_test "FAIL: team_bridge_macvlan"
677		return 1
678	fi
679
680	end_test "PASS: team_bridge_macvlan"
681}
682
683#-------------------------------------------------------------------
684# Example commands
685#   ip x s add proto esp src 14.0.0.52 dst 14.0.0.70 \
686#            spi 0x07 mode transport reqid 0x07 replay-window 32 \
687#            aead 'rfc4106(gcm(aes))' 1234567890123456dcba 128 \
688#            sel src 14.0.0.52/24 dst 14.0.0.70/24
689#   ip x p add dir out src 14.0.0.52/24 dst 14.0.0.70/24 \
690#            tmpl proto esp src 14.0.0.52 dst 14.0.0.70 \
691#            spi 0x07 mode transport reqid 0x07
692#
693# Subcommands not tested
694#    ip x s update
695#    ip x s allocspi
696#    ip x s deleteall
697#    ip x p update
698#    ip x p deleteall
699#    ip x p set
700#-------------------------------------------------------------------
701kci_test_ipsec()
702{
703	local ret=0
704	algo="aead rfc4106(gcm(aes)) 0x3132333435363738393031323334353664636261 128"
705	srcip=192.168.123.1
706	dstip=192.168.123.2
707	spi=7
708
709	ip addr add $srcip dev $devdummy
710
711	# flush to be sure there's nothing configured
712	run_cmd ip x s flush ; ip x p flush
713
714	# start the monitor in the background
715	tmpfile=`mktemp /var/run/ipsectestXXX`
716	mpid=`(ip x m > $tmpfile & echo $!) 2>/dev/null`
717	sleep 0.2
718
719	ipsecid="proto esp src $srcip dst $dstip spi 0x07"
720	run_cmd ip x s add $ipsecid \
721            mode transport reqid 0x07 replay-window 32 \
722            $algo sel src $srcip/24 dst $dstip/24
723
724
725	lines=`ip x s list | grep $srcip | grep $dstip | wc -l`
726	run_cmd test $lines -eq 2
727	run_cmd_grep "SAD count 1" ip x s count
728
729	lines=`ip x s get $ipsecid | grep $srcip | grep $dstip | wc -l`
730	run_cmd test $lines -eq 2
731	run_cmd ip x s delete $ipsecid
732
733	lines=`ip x s list | wc -l`
734	run_cmd test $lines -eq 0
735
736	ipsecsel="dir out src $srcip/24 dst $dstip/24"
737	run_cmd ip x p add $ipsecsel \
738		    tmpl proto esp src $srcip dst $dstip \
739		    spi 0x07 mode transport reqid 0x07
740
741
742	lines=`ip x p list | grep $srcip | grep $dstip | wc -l`
743	run_cmd test $lines -eq 2
744
745	run_cmd_grep "SPD IN  0 OUT 1 FWD 0" ip x p count
746
747	lines=`ip x p get $ipsecsel | grep $srcip | grep $dstip | wc -l`
748	run_cmd test $lines -eq 2
749
750	run_cmd ip x p delete $ipsecsel
751
752	lines=`ip x p list | wc -l`
753	run_cmd test $lines -eq 0
754
755	# check the monitor results
756	kill $mpid
757	lines=`wc -l $tmpfile | cut "-d " -f1`
758	run_cmd test $lines -eq 20
759	rm -rf $tmpfile
760
761	# clean up any leftovers
762	run_cmd ip x s flush
763	run_cmd ip x p flush
764	ip addr del $srcip/32 dev $devdummy
765
766	if [ $ret -ne 0 ]; then
767		end_test "FAIL: ipsec"
768		return 1
769	fi
770	end_test "PASS: ipsec"
771}
772
773#-------------------------------------------------------------------
774# Example commands
775#   ip x s add proto esp src 14.0.0.52 dst 14.0.0.70 \
776#            spi 0x07 mode transport reqid 0x07 replay-window 32 \
777#            aead 'rfc4106(gcm(aes))' 1234567890123456dcba 128 \
778#            sel src 14.0.0.52/24 dst 14.0.0.70/24
779#            offload dev sim1 dir out
780#   ip x p add dir out src 14.0.0.52/24 dst 14.0.0.70/24 \
781#            tmpl proto esp src 14.0.0.52 dst 14.0.0.70 \
782#            spi 0x07 mode transport reqid 0x07
783#
784#-------------------------------------------------------------------
785kci_test_ipsec_offload()
786{
787	local ret=0
788	algo="aead rfc4106(gcm(aes)) 0x3132333435363738393031323334353664636261 128"
789	srcip=192.168.123.3
790	dstip=192.168.123.4
791	sysfsd=/sys/kernel/debug/netdevsim/netdevsim0/ports/0/
792	sysfsf=$sysfsd/ipsec
793	sysfsnet=/sys/bus/netdevsim/devices/netdevsim0/net/
794	probed=false
795	esp4_offload_probed_default=false
796
797	if lsmod | grep -q esp4_offload; then
798		esp4_offload_probed_default=true
799	fi
800
801	if ! mount | grep -q debugfs; then
802		mount -t debugfs none /sys/kernel/debug/ &> /dev/null
803	fi
804
805	# setup netdevsim since dummydev doesn't have offload support
806	if [ ! -w /sys/bus/netdevsim/new_device ] ; then
807		run_cmd modprobe -q netdevsim
808		if [ $ret -ne 0 ]; then
809			end_test "SKIP: ipsec_offload can't load netdevsim"
810			return $ksft_skip
811		fi
812		probed=true
813	fi
814
815	echo "0" > /sys/bus/netdevsim/new_device
816	while [ ! -d $sysfsnet ] ; do :; done
817	udevadm settle
818	dev=`ls $sysfsnet`
819
820	ip addr add $srcip dev $dev
821	ip link set $dev up
822	if [ ! -d $sysfsd ] ; then
823		end_test "FAIL: ipsec_offload can't create device $dev"
824		return 1
825	fi
826	if [ ! -f $sysfsf ] ; then
827		end_test "FAIL: ipsec_offload netdevsim doesn't support IPsec offload"
828		return 1
829	fi
830
831	# flush to be sure there's nothing configured
832	ip x s flush ; ip x p flush
833
834	# create offloaded SAs, both in and out
835	run_cmd ip x p add dir out src $srcip/24 dst $dstip/24 \
836	    tmpl proto esp src $srcip dst $dstip spi 9 \
837	    mode transport reqid 42
838
839	run_cmd ip x p add dir in src $dstip/24 dst $srcip/24 \
840	    tmpl proto esp src $dstip dst $srcip spi 9 \
841	    mode transport reqid 42
842
843	run_cmd ip x s add proto esp src $srcip dst $dstip spi 9 \
844	    mode transport reqid 42 $algo sel src $srcip/24 dst $dstip/24 \
845	    offload dev $dev dir out
846
847	run_cmd ip x s add proto esp src $dstip dst $srcip spi 9 \
848	    mode transport reqid 42 $algo sel src $dstip/24 dst $srcip/24 \
849	    offload dev $dev dir in
850
851	if [ $ret -ne 0 ]; then
852		end_test "FAIL: ipsec_offload can't create SA"
853		return 1
854	fi
855
856	# does offload show up in ip output
857	lines=`ip x s list | grep -c "crypto offload parameters: dev $dev dir"`
858	if [ $lines -ne 2 ] ; then
859		check_err 1
860		end_test "FAIL: ipsec_offload SA offload missing from list output"
861	fi
862
863	# we didn't create a peer, make sure we can Tx
864	ip neigh add $dstip dev $dev lladdr 00:11:22:33:44:55
865	# use ping to exercise the Tx path
866	ping -I $dev -c 3 -W 1 -i 0 $dstip >/dev/null
867
868	# does driver have correct offload info
869	run_cmd diff $sysfsf - << EOF
870SA count=2 tx=3
871sa[0] tx ipaddr=$dstip
872sa[0]    spi=0x00000009 proto=0x32 salt=0x61626364 crypt=1
873sa[0]    key=0x34333231 38373635 32313039 36353433
874sa[1] rx ipaddr=$srcip
875sa[1]    spi=0x00000009 proto=0x32 salt=0x61626364 crypt=1
876sa[1]    key=0x34333231 38373635 32313039 36353433
877EOF
878	if [ $? -ne 0 ] ; then
879		end_test "FAIL: ipsec_offload incorrect driver data"
880		check_err 1
881	fi
882
883	# does offload get removed from driver
884	ip x s flush
885	ip x p flush
886	lines=`grep -c "SA count=0" $sysfsf`
887	if [ $lines -ne 1 ] ; then
888		check_err 1
889		end_test "FAIL: ipsec_offload SA not removed from driver"
890	fi
891
892	# clean up any leftovers
893	! "$esp4_offload_probed_default" && lsmod | grep -q esp4_offload && rmmod esp4_offload
894	echo 0 > /sys/bus/netdevsim/del_device
895	$probed && rmmod netdevsim
896
897	if [ $ret -ne 0 ]; then
898		end_test "FAIL: ipsec_offload"
899		return 1
900	fi
901	end_test "PASS: ipsec_offload"
902}
903
904kci_test_gretap()
905{
906	DEV_NS=gretap00
907	local ret=0
908
909	setup_ns testns
910	if [ $? -ne 0 ]; then
911		end_test "SKIP gretap tests: cannot add net namespace $testns"
912		return $ksft_skip
913	fi
914
915	run_cmd_grep "^Usage:" ip link help gretap
916	if [ $? -ne 0 ];then
917		end_test "SKIP: gretap: iproute2 too old"
918		ip netns del "$testns"
919		return $ksft_skip
920	fi
921
922	# test native tunnel
923	run_cmd ip -netns "$testns" link add dev "$DEV_NS" type gretap seq \
924		key 102 local 172.16.1.100 remote 172.16.1.200
925
926
927	run_cmd ip -netns "$testns" addr add dev "$DEV_NS" 10.1.1.100/24
928	run_cmd ip -netns "$testns" link set dev $DEV_NS up
929	run_cmd ip -netns "$testns" link del "$DEV_NS"
930
931	# test external mode
932	run_cmd ip -netns "$testns" link add dev "$DEV_NS" type gretap external
933	run_cmd ip -netns "$testns" link del "$DEV_NS"
934
935	if [ $ret -ne 0 ]; then
936		end_test "FAIL: gretap"
937		ip netns del "$testns"
938		return 1
939	fi
940	end_test "PASS: gretap"
941
942	ip netns del "$testns"
943}
944
945kci_test_ip6gretap()
946{
947	DEV_NS=ip6gretap00
948	local ret=0
949
950	setup_ns testns
951	if [ $? -ne 0 ]; then
952		end_test "SKIP ip6gretap tests: cannot add net namespace $testns"
953		return $ksft_skip
954	fi
955
956	run_cmd_grep "^Usage:" ip link help ip6gretap
957	if [ $? -ne 0 ];then
958		end_test "SKIP: ip6gretap: iproute2 too old"
959		ip netns del "$testns"
960		return $ksft_skip
961	fi
962
963	# test native tunnel
964	run_cmd ip -netns "$testns" link add dev "$DEV_NS" type ip6gretap seq \
965		key 102 local fc00:100::1 remote fc00:100::2
966
967
968	run_cmd ip -netns "$testns" addr add dev "$DEV_NS" fc00:200::1/96
969	run_cmd ip -netns "$testns" link set dev $DEV_NS up
970	run_cmd ip -netns "$testns" link del "$DEV_NS"
971
972	# test external mode
973	run_cmd ip -netns "$testns" link add dev "$DEV_NS" type ip6gretap external
974	run_cmd ip -netns "$testns" link del "$DEV_NS"
975
976	if [ $ret -ne 0 ]; then
977		end_test "FAIL: ip6gretap"
978		ip netns del "$testns"
979		return 1
980	fi
981	end_test "PASS: ip6gretap"
982
983	ip netns del "$testns"
984}
985
986kci_test_erspan()
987{
988	DEV_NS=erspan00
989	local ret=0
990	run_cmd_grep "^Usage:" ip link help erspan
991	if [ $? -ne 0 ];then
992		end_test "SKIP: erspan: iproute2 too old"
993		return $ksft_skip
994	fi
995	setup_ns testns
996	if [ $? -ne 0 ]; then
997		end_test "SKIP erspan tests: cannot add net namespace $testns"
998		return $ksft_skip
999	fi
1000
1001	# test native tunnel erspan v1
1002	run_cmd ip -netns "$testns" link add dev "$DEV_NS" type erspan seq \
1003		key 102 local 172.16.1.100 remote 172.16.1.200 \
1004		erspan_ver 1 erspan 488
1005
1006
1007	run_cmd ip -netns "$testns" addr add dev "$DEV_NS" 10.1.1.100/24
1008	run_cmd ip -netns "$testns" link set dev $DEV_NS up
1009	run_cmd ip -netns "$testns" link del "$DEV_NS"
1010
1011	# test native tunnel erspan v2
1012	run_cmd ip -netns "$testns" link add dev "$DEV_NS" type erspan seq \
1013		key 102 local 172.16.1.100 remote 172.16.1.200 \
1014		erspan_ver 2 erspan_dir ingress erspan_hwid 7
1015
1016
1017	run_cmd ip -netns "$testns" addr add dev "$DEV_NS" 10.1.1.100/24
1018	run_cmd ip -netns "$testns" link set dev $DEV_NS up
1019	run_cmd ip -netns "$testns" link del "$DEV_NS"
1020
1021	# test external mode
1022	run_cmd ip -netns "$testns" link add dev "$DEV_NS" type erspan external
1023	run_cmd ip -netns "$testns" link del "$DEV_NS"
1024
1025	if [ $ret -ne 0 ]; then
1026		end_test "FAIL: erspan"
1027		ip netns del "$testns"
1028		return 1
1029	fi
1030	end_test "PASS: erspan"
1031
1032	ip netns del "$testns"
1033}
1034
1035kci_test_ip6erspan()
1036{
1037	DEV_NS=ip6erspan00
1038	local ret=0
1039	run_cmd_grep "^Usage:" ip link help ip6erspan
1040	if [ $? -ne 0 ];then
1041		end_test "SKIP: ip6erspan: iproute2 too old"
1042		return $ksft_skip
1043	fi
1044	setup_ns testns
1045	if [ $? -ne 0 ]; then
1046		end_test "SKIP ip6erspan tests: cannot add net namespace $testns"
1047		return $ksft_skip
1048	fi
1049
1050	# test native tunnel ip6erspan v1
1051	run_cmd ip -netns "$testns" link add dev "$DEV_NS" type ip6erspan seq \
1052		key 102 local fc00:100::1 remote fc00:100::2 \
1053		erspan_ver 1 erspan 488
1054
1055
1056	run_cmd ip -netns "$testns" addr add dev "$DEV_NS" 10.1.1.100/24
1057	run_cmd ip -netns "$testns" link set dev $DEV_NS up
1058	run_cmd ip -netns "$testns" link del "$DEV_NS"
1059
1060	# test native tunnel ip6erspan v2
1061	run_cmd ip -netns "$testns" link add dev "$DEV_NS" type ip6erspan seq \
1062		key 102 local fc00:100::1 remote fc00:100::2 \
1063		erspan_ver 2 erspan_dir ingress erspan_hwid 7
1064
1065
1066	run_cmd ip -netns "$testns" addr add dev "$DEV_NS" 10.1.1.100/24
1067	run_cmd ip -netns "$testns" link set dev $DEV_NS up
1068	run_cmd ip -netns "$testns" link del "$DEV_NS"
1069
1070	# test external mode
1071	run_cmd ip -netns "$testns" link add dev "$DEV_NS" \
1072		type ip6erspan external
1073
1074	run_cmd ip -netns "$testns" link del "$DEV_NS"
1075
1076	if [ $ret -ne 0 ]; then
1077		end_test "FAIL: ip6erspan"
1078		ip netns del "$testns"
1079		return 1
1080	fi
1081	end_test "PASS: ip6erspan"
1082
1083	ip netns del "$testns"
1084}
1085
1086kci_test_fdb_get()
1087{
1088	brdev="test-br0"
1089	vxlandev="vxlan10"
1090	test_mac=de:ad:be:ef:13:37
1091	localip="10.0.2.2"
1092	dstip="10.0.2.3"
1093	local ret=0
1094
1095	run_cmd_grep 'bridge fdb get' bridge fdb help
1096	if [ $? -ne 0 ];then
1097		end_test "SKIP: fdb get tests: iproute2 too old"
1098		return $ksft_skip
1099	fi
1100
1101	setup_ns testns
1102	if [ $? -ne 0 ]; then
1103		end_test "SKIP fdb get tests: cannot add net namespace $testns"
1104		return $ksft_skip
1105	fi
1106	IP="ip -netns $testns"
1107	BRIDGE="bridge -netns $testns"
1108	run_cmd $IP link add "$vxlandev" type vxlan id 10 local $localip \
1109                dstport 4789
1110	run_cmd $IP link add name "$brdev" type bridge
1111	run_cmd $IP link set dev "$vxlandev" master "$brdev"
1112	run_cmd $BRIDGE fdb add $test_mac dev "$vxlandev" master
1113	run_cmd $BRIDGE fdb add $test_mac dev "$vxlandev" dst $dstip self
1114	run_cmd_grep "dev $vxlandev master $brdev" $BRIDGE fdb get $test_mac brport "$vxlandev"
1115	run_cmd_grep "dev $vxlandev master $brdev" $BRIDGE fdb get $test_mac br "$brdev"
1116	run_cmd_grep "dev $vxlandev dst $dstip" $BRIDGE fdb get $test_mac dev "$vxlandev" self
1117
1118	ip netns del $testns &>/dev/null
1119
1120	if [ $ret -ne 0 ]; then
1121		end_test "FAIL: bridge fdb get"
1122		return 1
1123	fi
1124
1125	end_test "PASS: bridge fdb get"
1126}
1127
1128kci_test_fdb_del()
1129{
1130	local test_mac=de:ad:be:ef:13:37
1131	local dummydev="dummy1"
1132	local brdev="test-br0"
1133	local ret=0
1134
1135	run_cmd_grep 'bridge fdb get' bridge fdb help
1136	if [ $? -ne 0 ]; then
1137		end_test "SKIP: fdb del tests: iproute2 too old"
1138		return $ksft_skip
1139	fi
1140
1141	setup_ns testns
1142	if [ $? -ne 0 ]; then
1143		end_test "SKIP fdb del tests: cannot add net namespace $testns"
1144		return $ksft_skip
1145	fi
1146	IP="ip -netns $testns"
1147	BRIDGE="bridge -netns $testns"
1148	run_cmd $IP link add $dummydev type dummy
1149	run_cmd $IP link add name $brdev type bridge vlan_filtering 1
1150	run_cmd $IP link set dev $dummydev master $brdev
1151	run_cmd $BRIDGE fdb add $test_mac dev $dummydev master static vlan 1
1152	run_cmd $BRIDGE vlan del vid 1 dev $dummydev
1153	run_cmd $BRIDGE fdb get $test_mac br $brdev vlan 1
1154	run_cmd $BRIDGE fdb del $test_mac dev $dummydev master vlan 1
1155	run_cmd_fail $BRIDGE fdb get $test_mac br $brdev vlan 1
1156
1157	ip netns del $testns &>/dev/null
1158
1159	if [ $ret -ne 0 ]; then
1160		end_test "FAIL: bridge fdb del"
1161		return 1
1162	fi
1163
1164	end_test "PASS: bridge fdb del"
1165}
1166
1167kci_test_neigh_get()
1168{
1169	dstmac=de:ad:be:ef:13:37
1170	dstip=10.0.2.4
1171	dstip6=dead::2
1172	local ret=0
1173
1174	run_cmd_grep 'ip neigh get' ip neigh help
1175	if [ $? -ne 0 ];then
1176		end_test "SKIP: fdb get tests: iproute2 too old"
1177		return $ksft_skip
1178	fi
1179
1180	# ipv4
1181	run_cmd ip neigh add $dstip lladdr $dstmac dev "$devdummy"
1182	run_cmd_grep "$dstmac" ip neigh get $dstip dev "$devdummy"
1183	run_cmd ip neigh del $dstip lladdr $dstmac dev "$devdummy"
1184
1185	# ipv4 proxy
1186	run_cmd ip neigh add proxy $dstip dev "$devdummy"
1187	run_cmd_grep "$dstip" ip neigh get proxy $dstip dev "$devdummy"
1188	run_cmd ip neigh del proxy $dstip dev "$devdummy"
1189
1190	# ipv6
1191	run_cmd ip neigh add $dstip6 lladdr $dstmac dev "$devdummy"
1192	run_cmd_grep "$dstmac" ip neigh get $dstip6 dev "$devdummy"
1193	run_cmd ip neigh del $dstip6 lladdr $dstmac dev "$devdummy"
1194
1195	# ipv6 proxy
1196	run_cmd ip neigh add proxy $dstip6 dev "$devdummy"
1197	run_cmd_grep "$dstip6" ip neigh get proxy $dstip6 dev "$devdummy"
1198	run_cmd ip neigh del proxy $dstip6 dev "$devdummy"
1199
1200	if [ $ret -ne 0 ];then
1201		end_test "FAIL: neigh get"
1202		return 1
1203	fi
1204
1205	end_test "PASS: neigh get"
1206}
1207
1208kci_test_neigh_update()
1209{
1210	dstip=10.0.2.4
1211	dstmac=de:ad:be:ef:13:37
1212	local ret=0
1213
1214	for proxy in "" "proxy" ; do
1215		# add a neighbour entry without any flags
1216		run_cmd ip neigh add $proxy $dstip dev "$devdummy" lladdr $dstmac nud permanent
1217		run_cmd_grep $dstip ip neigh show $proxy
1218		run_cmd_grep_fail "$dstip dev $devdummy .*\(managed\|use\|router\|extern\)" ip neigh show $proxy
1219
1220		# set the extern_learn flag, but no other
1221		run_cmd ip neigh change $proxy $dstip dev "$devdummy" extern_learn
1222		run_cmd_grep "$dstip dev $devdummy .* extern_learn" ip neigh show $proxy
1223		run_cmd_grep_fail "$dstip dev $devdummy .* \(managed\|use\|router\)" ip neigh show $proxy
1224
1225		# flags are reset when not provided
1226		run_cmd ip neigh change $proxy $dstip dev "$devdummy"
1227		run_cmd_grep $dstip ip neigh show $proxy
1228		run_cmd_grep_fail "$dstip dev $devdummy .* extern_learn" ip neigh show $proxy
1229
1230		# add a protocol
1231		run_cmd ip neigh change $proxy $dstip dev "$devdummy" protocol boot
1232		run_cmd_grep "$dstip dev $devdummy .* proto boot" ip neigh show $proxy
1233
1234		# protocol is retained when not provided
1235		run_cmd ip neigh change $proxy $dstip dev "$devdummy"
1236		run_cmd_grep "$dstip dev $devdummy .* proto boot" ip neigh show $proxy
1237
1238		# change protocol
1239		run_cmd ip neigh change $proxy $dstip dev "$devdummy" protocol static
1240		run_cmd_grep "$dstip dev $devdummy .* proto static" ip neigh show $proxy
1241
1242		# also check an extended flag for non-proxy neighs
1243		if [ "$proxy" = "" ]; then
1244			run_cmd ip neigh change $proxy $dstip dev "$devdummy" managed
1245			run_cmd_grep "$dstip dev $devdummy managed" ip neigh show $proxy
1246
1247			run_cmd ip neigh change $proxy $dstip dev "$devdummy" lladdr $dstmac
1248			run_cmd_grep_fail "$dstip dev $devdummy managed" ip neigh show $proxy
1249		fi
1250
1251		run_cmd ip neigh del $proxy $dstip dev "$devdummy"
1252	done
1253
1254	if [ $ret -ne 0 ];then
1255		end_test "FAIL: neigh update"
1256		return 1
1257	fi
1258
1259	end_test "PASS: neigh update"
1260}
1261
1262kci_test_bridge_parent_id()
1263{
1264	local ret=0
1265	sysfsnet=/sys/bus/netdevsim/devices/netdevsim
1266	probed=false
1267
1268	if [ ! -w /sys/bus/netdevsim/new_device ] ; then
1269		run_cmd modprobe -q netdevsim
1270		if [ $ret -ne 0 ]; then
1271			end_test "SKIP: bridge_parent_id can't load netdevsim"
1272			return $ksft_skip
1273		fi
1274		probed=true
1275	fi
1276
1277	echo "10 1" > /sys/bus/netdevsim/new_device
1278	while [ ! -d ${sysfsnet}10 ] ; do :; done
1279	echo "20 1" > /sys/bus/netdevsim/new_device
1280	while [ ! -d ${sysfsnet}20 ] ; do :; done
1281	udevadm settle
1282	dev10=`ls ${sysfsnet}10/net/`
1283	dev20=`ls ${sysfsnet}20/net/`
1284	run_cmd ip link add name test-bond0 type bond mode 802.3ad
1285	run_cmd ip link set dev $dev10 master test-bond0
1286	run_cmd ip link set dev $dev20 master test-bond0
1287	run_cmd ip link add name test-br0 type bridge
1288	run_cmd ip link set dev test-bond0 master test-br0
1289
1290	# clean up any leftovers
1291	ip link del dev test-br0
1292	ip link del dev test-bond0
1293	echo 20 > /sys/bus/netdevsim/del_device
1294	echo 10 > /sys/bus/netdevsim/del_device
1295	$probed && rmmod netdevsim
1296
1297	if [ $ret -ne 0 ]; then
1298		end_test "FAIL: bridge_parent_id"
1299		return 1
1300	fi
1301	end_test "PASS: bridge_parent_id"
1302}
1303
1304address_get_proto()
1305{
1306	local addr=$1; shift
1307
1308	ip -N -j address show dev "$devdummy" |
1309	    jq -e -r --arg addr "${addr%/*}" \
1310	       '.[].addr_info[] | select(.local == $addr) | .protocol'
1311}
1312
1313address_count()
1314{
1315	ip -N -j address show dev "$devdummy" "$@" |
1316	    jq -e -r '[.[].addr_info[] | .local | select(. != null)] | length'
1317}
1318
1319do_test_address_proto()
1320{
1321	local what=$1; shift
1322	local addr=$1; shift
1323	local addr2=${addr%/*}2/${addr#*/}
1324	local addr3=${addr%/*}3/${addr#*/}
1325	local proto
1326	local count
1327	local ret=0
1328	local err
1329
1330	run_cmd_grep 'proto' ip address help
1331	if [ $? -ne 0 ];then
1332		end_test "SKIP: addr proto ${what}: iproute2 too old"
1333		return $ksft_skip
1334	fi
1335
1336	ip address add dev "$devdummy" "$addr3"
1337	check_err $?
1338	proto=$(address_get_proto "$addr3")
1339	[[ "$proto" == null ]]
1340	check_err $?
1341
1342	ip address add dev "$devdummy" "$addr2" proto 0x99
1343	check_err $?
1344	proto=$(address_get_proto "$addr2")
1345	[[ "$proto" == 0x99 ]]
1346	check_err $?
1347
1348	ip address add dev "$devdummy" "$addr" proto 0xab
1349	check_err $?
1350	proto=$(address_get_proto "$addr")
1351	[[ "$proto" == 0xab ]]
1352	check_err $?
1353
1354	ip address replace dev "$devdummy" "$addr" proto 0x11
1355	proto=$(address_get_proto "$addr")
1356	check_err $?
1357	[[ "$proto" == 0x11 ]]
1358	check_err $?
1359
1360	count=$(address_count)
1361	check_err $?
1362	(( count >= 3 )) # $addr, $addr2 and $addr3 plus any kernel addresses
1363	check_err $?
1364
1365	count=$(address_count proto 0)
1366	check_err $?
1367	(( count == 1 )) # just $addr3
1368	check_err $?
1369
1370	count=$(address_count proto 0x11)
1371	check_err $?
1372	(( count == 2 )) # $addr and $addr3
1373	check_err $?
1374
1375	count=$(address_count proto 0xab)
1376	check_err $?
1377	(( count == 1 )) # just $addr3
1378	check_err $?
1379
1380	ip address del dev "$devdummy" "$addr"
1381	ip address del dev "$devdummy" "$addr2"
1382	ip address del dev "$devdummy" "$addr3"
1383
1384	if [ $ret -ne 0 ]; then
1385		end_test "FAIL: address proto $what"
1386		return 1
1387	fi
1388	end_test "PASS: address proto $what"
1389}
1390
1391kci_test_address_proto()
1392{
1393	local ret=0
1394
1395	do_test_address_proto IPv4 192.0.2.1/28
1396	check_err $?
1397
1398	do_test_address_proto IPv6 2001:db8:1::1/64
1399	check_err $?
1400
1401	return $ret
1402}
1403
1404kci_test_enslave_bonding()
1405{
1406	local bond="bond123"
1407	local ret=0
1408
1409	setup_ns testns
1410	if [ $? -ne 0 ]; then
1411		end_test "SKIP bonding tests: cannot add net namespace $testns"
1412		return $ksft_skip
1413	fi
1414
1415	run_cmd ip -netns $testns link add dev $bond type bond mode balance-rr
1416	run_cmd ip -netns $testns link add dev $devdummy type dummy
1417	run_cmd ip -netns $testns link set dev $devdummy up
1418	run_cmd ip -netns $testns link set dev $devdummy master $bond down
1419	if [ $ret -ne 0 ]; then
1420		end_test "FAIL: initially up interface added to a bond and set down"
1421		ip netns del "$testns"
1422		return 1
1423	fi
1424
1425	end_test "PASS: enslave interface in a bond"
1426	ip netns del "$testns"
1427}
1428
1429# Called to validate the addresses on $IFNAME:
1430#
1431# 1. Every `temporary` address must have a matching `mngtmpaddr`
1432# 2. Every `mngtmpaddr` address must have some un`deprecated` `temporary`
1433#
1434# If the mngtmpaddr or tempaddr checking failed, return 0 and stop slowwait
1435validate_mngtmpaddr()
1436{
1437	local dev=$1
1438	local prefix=""
1439	local addr_list=$(ip -j -n $testns addr show dev ${dev})
1440	local temp_addrs=$(echo ${addr_list} | \
1441		jq -r '.[].addr_info[] | select(.temporary == true) | .local')
1442	local mng_prefixes=$(echo ${addr_list} | \
1443		jq -r '.[].addr_info[] | select(.mngtmpaddr == true) | .local' | \
1444		cut -d: -f1-4 | tr '\n' ' ')
1445	local undep_prefixes=$(echo ${addr_list} | \
1446		jq -r '.[].addr_info[] | select(.temporary == true and .deprecated != true) | .local' | \
1447		cut -d: -f1-4 | tr '\n' ' ')
1448
1449	# 1. All temporary addresses (temp and dep) must have a matching mngtmpaddr
1450	for address in ${temp_addrs}; do
1451		prefix=$(echo ${address} | cut -d: -f1-4)
1452		if [[ ! " ${mng_prefixes} " =~ " $prefix " ]]; then
1453			check_err 1 "FAIL: Temporary $address with no matching mngtmpaddr!";
1454			return 0
1455		fi
1456	done
1457
1458	# 2. All mngtmpaddr addresses must have a temporary address (not dep)
1459	for prefix in ${mng_prefixes}; do
1460		if [[ ! " ${undep_prefixes} " =~ " $prefix " ]]; then
1461			check_err 1 "FAIL: No undeprecated temporary in $prefix!";
1462			return 0
1463		fi
1464	done
1465
1466	return 1
1467}
1468
1469kci_test_mngtmpaddr()
1470{
1471	local ret=0
1472
1473	setup_ns testns
1474	if [ $? -ne 0 ]; then
1475		end_test "SKIP mngtmpaddr tests: cannot add net namespace $testns"
1476		return $ksft_skip
1477	fi
1478
1479	# 1. Create a dummy Ethernet interface
1480	run_cmd ip -n $testns link add ${devdummy} type dummy
1481	run_cmd ip -n $testns link set ${devdummy} up
1482	run_cmd ip netns exec $testns sysctl -w net.ipv6.conf.${devdummy}.use_tempaddr=1
1483	run_cmd ip netns exec $testns sysctl -w net.ipv6.conf.${devdummy}.temp_prefered_lft=10
1484	run_cmd ip netns exec $testns sysctl -w net.ipv6.conf.${devdummy}.temp_valid_lft=25
1485	run_cmd ip netns exec $testns sysctl -w net.ipv6.conf.${devdummy}.max_desync_factor=1
1486
1487	# 2. Create several mngtmpaddr addresses on that interface.
1488	# with temp_*_lft configured to be pretty short (10 and 35 seconds
1489	# for prefer/valid respectively)
1490	for i in $(seq 1 9); do
1491		run_cmd ip -n $testns addr add 2001:db8:7e57:${i}::1/64 mngtmpaddr dev ${devdummy}
1492	done
1493
1494	# 3. Confirm that a preferred temporary address exists for each mngtmpaddr
1495	# address at all times, polling once per second for 30 seconds.
1496	slowwait 30 validate_mngtmpaddr ${devdummy}
1497
1498	# 4. Delete each mngtmpaddr address, one at a time (alternating between
1499	# deleting and merely un-mngtmpaddr-ing), and confirm that the other
1500	# mngtmpaddr addresses still have preferred temporaries.
1501	for i in $(seq 1 9); do
1502		(( $i % 4 == 0 )) && mng_flag="mngtmpaddr" || mng_flag=""
1503		if (( $i % 2 == 0 )); then
1504			run_cmd ip -n $testns addr del 2001:db8:7e57:${i}::1/64 $mng_flag dev ${devdummy}
1505		else
1506			run_cmd ip -n $testns addr change 2001:db8:7e57:${i}::1/64 dev ${devdummy}
1507		fi
1508		# the temp addr should be deleted
1509		validate_mngtmpaddr ${devdummy}
1510	done
1511
1512	if [ $ret -ne 0 ]; then
1513		end_test "FAIL: mngtmpaddr add/remove incorrect"
1514	else
1515		end_test "PASS: mngtmpaddr add/remove correctly"
1516	fi
1517
1518	ip netns del "$testns"
1519	return $ret
1520}
1521
1522kci_test_operstate()
1523{
1524	local ret=0
1525
1526	# Check that it is possible to set operational state during device
1527	# creation and that it is preserved when the administrative state of
1528	# the device is toggled.
1529	run_cmd ip link add name vx0 up state up type vxlan id 10010 dstport 4789
1530	run_cmd_grep "state UP" ip link show dev vx0
1531	run_cmd ip link set dev vx0 down
1532	run_cmd_grep "state DOWN" ip link show dev vx0
1533	run_cmd ip link set dev vx0 up
1534	run_cmd_grep "state UP" ip link show dev vx0
1535
1536	run_cmd ip link del dev vx0
1537
1538	# Check that it is possible to set the operational state of the device
1539	# after creation.
1540	run_cmd ip link add name vx0 up type vxlan id 10010 dstport 4789
1541	run_cmd_grep "state UNKNOWN" ip link show dev vx0
1542	run_cmd ip link set dev vx0 state up
1543	run_cmd_grep "state UP" ip link show dev vx0
1544
1545	run_cmd ip link del dev vx0
1546
1547	if [ "$ret" -ne 0 ]; then
1548		end_test "FAIL: operstate"
1549		return 1
1550	fi
1551
1552	end_test "PASS: operstate"
1553}
1554
1555kci_test_rtnl()
1556{
1557	local current_test
1558	local ret=0
1559
1560	kci_add_dummy
1561	if [ $ret -ne 0 ];then
1562		end_test "FAIL: cannot add dummy interface"
1563		return 1
1564	fi
1565
1566	for current_test in ${TESTS:-$ALL_TESTS}; do
1567		$current_test
1568		check_err $?
1569	done
1570
1571	kci_del_dummy
1572	return $ret
1573}
1574
1575usage()
1576{
1577	cat <<EOF
1578usage: ${0##*/} OPTS
1579
1580        -t <test>   Test(s) to run (default: all)
1581                    (options: $(echo $ALL_TESTS))
1582        -v          Verbose mode (show commands and output)
1583        -P          Pause after every test
1584        -p          Pause after every failing test before cleanup (for debugging)
1585EOF
1586}
1587
1588require_command jq
1589
1590#check for needed privileges
1591if [ "$(id -u)" -ne 0 ];then
1592	end_test "SKIP: Need root privileges"
1593	exit $ksft_skip
1594fi
1595
1596for x in ip tc;do
1597	$x -Version 2>/dev/null >/dev/null
1598	if [ $? -ne 0 ];then
1599		end_test "SKIP: Could not run test without the $x tool"
1600		exit $ksft_skip
1601	fi
1602done
1603
1604while getopts t:hvpP o; do
1605	case $o in
1606		t) TESTS=$OPTARG;;
1607		v) VERBOSE=1;;
1608		p) PAUSE_ON_FAIL=yes;;
1609		P) PAUSE=yes;;
1610		h) usage; exit 0;;
1611		*) usage; exit 1;;
1612	esac
1613done
1614
1615[ $PAUSE = "yes" ] && PAUSE_ON_FAIL="no"
1616
1617kci_test_rtnl
1618
1619exit $?
1620