t_bridge.sh revision 1.9 
1#	$NetBSD: t_bridge.sh,v 1.9 2015/06/10 03:29:37 ozaki-r Exp $
2#
3# Copyright (c) 2014 The NetBSD Foundation, Inc.
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions
8# are met:
9# 1. Redistributions of source code must retain the above copyright
10#    notice, this list of conditions and the following disclaimer.
11# 2. Redistributions in binary form must reproduce the above copyright
12#    notice, this list of conditions and the following disclaimer in the
13#    documentation and/or other materials provided with the distribution.
14#
15# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
16# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
17# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
18# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
19# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
20# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
21# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
22# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
23# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
24# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
25# POSSIBILITY OF SUCH DAMAGE.
26#
27
28inetserver="rump_server -lrumpnet -lrumpnet_net -lrumpnet_netinet -lrumpnet_bridge -lrumpnet_shmif"
29inet6server="rump_server -lrumpnet -lrumpnet_net -lrumpnet_netinet -lrumpnet_netinet6 -lrumpnet_bridge -lrumpnet_shmif"
30
31SOCK1=unix://commsock1
32SOCK2=unix://commsock2
33SOCK3=unix://commsock3
34IP1=10.0.0.1
35IP2=10.0.0.2
36IP61=fc00::1
37IP62=fc00::2
38IPBR1=10.0.0.11
39IPBR2=10.0.0.12
40IP6BR1=fc00::11
41IP6BR2=fc00::12
42
43TIMEOUT=5
44
45atf_test_case basic cleanup
46atf_test_case basic6 cleanup
47atf_test_case rtable cleanup
48atf_test_case member_ip cleanup
49atf_test_case member_ip6 cleanup
50
51basic_head()
52{
53	atf_set "descr" "Does simple if_bridge tests"
54	atf_set "require.progs" "rump_server"
55}
56
57basic6_head()
58{
59	atf_set "descr" "Does simple if_bridge tests (IPv6)"
60	atf_set "require.progs" "rump_server"
61}
62
63rtable_head()
64{
65	atf_set "descr" "Tests route table operations of if_bridge"
66	atf_set "require.progs" "rump_server"
67}
68
69member_ip_head()
70{
71	atf_set "descr" "Tests if_bridge with members with an IP address"
72	atf_set "require.progs" "rump_server"
73}
74
75member_ip6_head()
76{
77	atf_set "descr" "Tests if_bridge with members with an IP address (IPv6)"
78	atf_set "require.progs" "rump_server"
79}
80
81setup_endpoint()
82{
83	sock=${1}
84	addr=${2}
85	bus=${3}
86	mode=${4}
87
88	export RUMP_SERVER=${sock}
89	atf_check -s exit:0 rump.ifconfig shmif0 create
90	atf_check -s exit:0 rump.ifconfig shmif0 linkstr ${bus}
91	if [ $mode = "ipv6" ]; then
92		atf_check -s exit:0 rump.ifconfig shmif0 inet6 ${addr}
93	else
94		atf_check -s exit:0 rump.ifconfig shmif0 inet ${addr} netmask 0xffffff00
95	fi
96
97	atf_check -s exit:0 rump.ifconfig shmif0 up
98	rump.ifconfig shmif0
99}
100
101test_endpoint()
102{
103	sock=${1}
104	addr=${2}
105	bus=${3}
106	mode=${4}
107
108	export RUMP_SERVER=${sock}
109	atf_check -s exit:0 -o match:shmif0 rump.ifconfig
110	if [ $mode = "ipv6" ]; then
111		export LD_PRELOAD=/usr/lib/librumphijack.so
112		atf_check -s exit:0 -o ignore ping6 -n -c 1 -X $TIMEOUT ${addr}
113		unset LD_PRELOAD
114	else
115		atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 ${addr}
116	fi
117}
118
119show_endpoint()
120{
121	sock=${1}
122
123	export RUMP_SERVER=${sock}
124	rump.ifconfig -v shmif0
125}
126
127test_setup()
128{
129	test_endpoint $SOCK1 $IP1 bus1 ipv4
130	test_endpoint $SOCK3 $IP2 bus2 ipv4
131
132	export RUMP_SERVER=$SOCK2
133	atf_check -s exit:0 -o match:shmif0 rump.ifconfig
134	atf_check -s exit:0 -o match:shmif1 rump.ifconfig
135}
136
137test_setup6()
138{
139	test_endpoint $SOCK1 $IP61 bus1 ipv6
140	test_endpoint $SOCK3 $IP62 bus2 ipv6
141
142	export RUMP_SERVER=$SOCK2
143	atf_check -s exit:0 -o match:shmif0 rump.ifconfig
144	atf_check -s exit:0 -o match:shmif1 rump.ifconfig
145}
146
147setup_bridge_server()
148{
149	export RUMP_SERVER=$SOCK2
150	atf_check -s exit:0 rump.ifconfig shmif0 create
151	atf_check -s exit:0 rump.ifconfig shmif0 linkstr bus1
152	atf_check -s exit:0 rump.ifconfig shmif0 up
153
154	atf_check -s exit:0 rump.ifconfig shmif1 create
155	atf_check -s exit:0 rump.ifconfig shmif1 linkstr bus2
156	atf_check -s exit:0 rump.ifconfig shmif1 up
157}
158
159setup()
160{
161	atf_check -s exit:0 ${inetserver} $SOCK1
162	atf_check -s exit:0 ${inetserver} $SOCK2
163	atf_check -s exit:0 ${inetserver} $SOCK3
164
165	setup_endpoint $SOCK1 $IP1 bus1 ipv4
166	setup_endpoint $SOCK3 $IP2 bus2 ipv4
167	setup_bridge_server
168}
169
170setup6()
171{
172	atf_check -s exit:0 ${inet6server} $SOCK1
173	atf_check -s exit:0 ${inet6server} $SOCK2
174	atf_check -s exit:0 ${inet6server} $SOCK3
175
176	setup_endpoint $SOCK1 $IP61 bus1 ipv6
177	setup_endpoint $SOCK3 $IP62 bus2 ipv6
178	setup_bridge_server
179}
180
181setup_bridge()
182{
183	export RUMP_SERVER=$SOCK2
184	atf_check -s exit:0 rump.ifconfig bridge0 create
185	atf_check -s exit:0 rump.ifconfig bridge0 up
186
187	export LD_PRELOAD=/usr/lib/librumphijack.so
188	atf_check -s exit:0 /sbin/brconfig bridge0 add shmif0
189	atf_check -s exit:0 /sbin/brconfig bridge0 add shmif1
190	/sbin/brconfig bridge0
191	unset LD_PRELOAD
192	rump.ifconfig shmif0
193	rump.ifconfig shmif1
194}
195
196setup_member_ip()
197{
198	export RUMP_SERVER=$SOCK2
199	export LD_PRELOAD=/usr/lib/librumphijack.so
200	atf_check -s exit:0 rump.ifconfig shmif0 $IPBR1/24
201	atf_check -s exit:0 rump.ifconfig shmif1 $IPBR2/24
202	atf_check -s exit:0 rump.ifconfig -w 10
203	/sbin/brconfig bridge0
204	unset LD_PRELOAD
205	rump.ifconfig shmif0
206	rump.ifconfig shmif1
207}
208
209setup_member_ip6()
210{
211	export RUMP_SERVER=$SOCK2
212	export LD_PRELOAD=/usr/lib/librumphijack.so
213	atf_check -s exit:0 rump.ifconfig shmif0 inet6 $IP6BR1
214	atf_check -s exit:0 rump.ifconfig shmif1 inet6 $IP6BR2
215	atf_check -s exit:0 rump.ifconfig -w 10
216	/sbin/brconfig bridge0
217	unset LD_PRELOAD
218	rump.ifconfig shmif0
219	rump.ifconfig shmif1
220}
221
222teardown_bridge()
223{
224	export RUMP_SERVER=$SOCK2
225	export LD_PRELOAD=/usr/lib/librumphijack.so
226	/sbin/brconfig bridge0
227	atf_check -s exit:0 /sbin/brconfig bridge0 delete shmif0
228	atf_check -s exit:0 /sbin/brconfig bridge0 delete shmif1
229	/sbin/brconfig bridge0
230	unset LD_PRELOAD
231	rump.ifconfig shmif0
232	rump.ifconfig shmif1
233}
234
235test_setup_bridge()
236{
237	export RUMP_SERVER=$SOCK2
238	export LD_PRELOAD=/usr/lib/librumphijack.so
239	atf_check -s exit:0 -o match:shmif0 /sbin/brconfig bridge0
240	atf_check -s exit:0 -o match:shmif1 /sbin/brconfig bridge0
241	/sbin/brconfig bridge0
242	unset LD_PRELOAD
243}
244
245cleanup()
246{
247	env RUMP_SERVER=$SOCK1 rump.halt
248	env RUMP_SERVER=$SOCK2 rump.halt
249	env RUMP_SERVER=$SOCK3 rump.halt
250}
251
252dump_bus()
253{
254	/usr/bin/shmif_dumpbus -p - bus1 2>/dev/null| /usr/sbin/tcpdump -n -e -r -
255	/usr/bin/shmif_dumpbus -p - bus2 2>/dev/null| /usr/sbin/tcpdump -n -e -r -
256}
257
258down_up_interfaces()
259{
260	export RUMP_SERVER=$SOCK1
261	rump.ifconfig shmif0 down
262	rump.ifconfig shmif0 up
263	export RUMP_SERVER=$SOCK3
264	rump.ifconfig shmif0 down
265	rump.ifconfig shmif0 up
266}
267
268test_ping_failure()
269{
270	export RUMP_SERVER=$SOCK1
271	atf_check -s not-exit:0 -o ignore rump.ping -q -n -w $TIMEOUT -c 1 $IP2
272	export RUMP_SERVER=$SOCK3
273	atf_check -s not-exit:0 -o ignore rump.ping -q -n -w $TIMEOUT -c 1 $IP1
274}
275
276test_ping_success()
277{
278	export RUMP_SERVER=$SOCK1
279	rump.ifconfig -v shmif0
280	atf_check -s exit:0 -o ignore rump.ping -q -n -w $TIMEOUT -c 1 $IP2
281	rump.ifconfig -v shmif0
282
283	export RUMP_SERVER=$SOCK3
284	rump.ifconfig -v shmif0
285	atf_check -s exit:0 -o ignore rump.ping -q -n -w $TIMEOUT -c 1 $IP1
286	rump.ifconfig -v shmif0
287}
288
289test_ping6_failure()
290{
291	export LD_PRELOAD=/usr/lib/librumphijack.so
292	export RUMP_SERVER=$SOCK1
293	atf_check -s not-exit:0 -o ignore ping6 -q -n -c 1 -X $TIMEOUT $IP62
294	export RUMP_SERVER=$SOCK3
295	atf_check -s not-exit:0 -o ignore ping6 -q -n -c 1 -X $TIMEOUT $IP61
296	unset LD_PRELOAD
297}
298
299test_ping6_success()
300{
301	export RUMP_SERVER=$SOCK1
302	rump.ifconfig -v shmif0
303	export LD_PRELOAD=/usr/lib/librumphijack.so
304	atf_check -s exit:0 -o ignore ping6 -q -n -c 1 -X $TIMEOUT $IP62
305	unset LD_PRELOAD
306	rump.ifconfig -v shmif0
307
308	export RUMP_SERVER=$SOCK3
309	rump.ifconfig -v shmif0
310	export LD_PRELOAD=/usr/lib/librumphijack.so
311	atf_check -s exit:0 -o ignore ping6 -q -n -c 1 -X $TIMEOUT $IP61
312	unset LD_PRELOAD
313	rump.ifconfig -v shmif0
314}
315
316test_ping_member()
317{
318	export RUMP_SERVER=$SOCK1
319	rump.ifconfig -v shmif0
320	atf_check -s exit:0 -o ignore rump.ping -q -n -w $TIMEOUT -c 1 $IPBR1
321	rump.ifconfig -v shmif0
322	# It's known to fail. See PR#48104
323	atf_check -s not-exit:0 -o ignore rump.ping -q -n -w $TIMEOUT -c 1 $IPBR2
324	rump.ifconfig -v shmif0
325
326	export RUMP_SERVER=$SOCK3
327	rump.ifconfig -v shmif0
328	# It's known to fail. See PR#48104
329	atf_check -s not-exit:0 -o ignore rump.ping -q -n -w $TIMEOUT -c 1 $IPBR1
330	rump.ifconfig -v shmif0
331	atf_check -s exit:0 -o ignore rump.ping -q -n -w $TIMEOUT -c 1 $IPBR2
332	rump.ifconfig -v shmif0
333}
334
335test_ping6_member()
336{
337	export LD_PRELOAD=/usr/lib/librumphijack.so
338
339	export RUMP_SERVER=$SOCK1
340	rump.ifconfig -v shmif0
341	atf_check -s exit:0 -o ignore ping6 -q -n -X $TIMEOUT -c 1 $IP6BR1
342	rump.ifconfig -v shmif0
343	# It's known to fail. See PR#48104
344	atf_check -s not-exit:0 -o ignore ping6 -q -n -X $TIMEOUT -c 1 $IP6BR2
345	rump.ifconfig -v shmif0
346
347	export RUMP_SERVER=$SOCK3
348	rump.ifconfig -v shmif0
349	# It's known to fail. See PR#48104
350	atf_check -s not-exit:0 -o ignore ping6 -q -n -X $TIMEOUT -c 1 $IP6BR1
351	rump.ifconfig -v shmif0
352	# FIXME: it doesn't work for some reason
353	atf_check -s exit:0 -o ignore ping6 -q -n -X $TIMEOUT -c 1 $IP6BR2
354	rump.ifconfig -v shmif0
355
356	unset LD_PRELOAD
357}
358
359get_number_of_caches()
360{
361	export RUMP_SERVER=$SOCK2
362	export LD_PRELOAD=/usr/lib/librumphijack.so
363	echo $(($(/sbin/brconfig bridge0 |grep -A 100 "Address cache" |wc -l) - 1))
364	unset LD_PRELOAD
365}
366
367test_brconfig_maxaddr()
368{
369	addr1= addr3= n=
370
371	# Get MAC addresses of the endpoints.
372	export RUMP_SERVER=$SOCK1
373	addr1=$(rump.ifconfig shmif0 |awk '/address:/ { print $2;}')
374	export RUMP_SERVER=$SOCK3
375	addr3=$(rump.ifconfig shmif0 |awk '/address:/ { print $2;}')
376	unset RUMP_SERVER
377
378	# Refill the MAC addresses of the endpoints.
379	export RUMP_SERVER=$SOCK1
380	atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 $IP2
381	export RUMP_SERVER=$SOCK2
382	export LD_PRELOAD=/usr/lib/librumphijack.so
383	/sbin/brconfig bridge0
384	atf_check -s exit:0 -o match:"$addr1 shmif0" /sbin/brconfig bridge0
385	atf_check -s exit:0 -o match:"$addr3 shmif1" /sbin/brconfig bridge0
386
387	# Check the default # of caches is 100
388	atf_check -s exit:0 -o match:"max cache: 100" /sbin/brconfig bridge0
389
390	# Test two MAC addresses are cached
391	n=$(get_number_of_caches)
392	atf_check_equal $n 2
393
394	# Limit # of caches to one
395	atf_check -s exit:0 -o ignore /sbin/brconfig bridge0 maxaddr 1
396	atf_check -s exit:0 -o match:"max cache: 1" /sbin/brconfig bridge0
397	/sbin/brconfig bridge0
398
399	# Test just one address is cached
400	n=$(get_number_of_caches)
401	atf_check_equal $n 1
402
403	# Increase # of caches to two
404	atf_check -s exit:0 -o ignore /sbin/brconfig bridge0 maxaddr 2
405	atf_check -s exit:0 -o match:"max cache: 2" /sbin/brconfig bridge0
406	unset LD_PRELOAD
407
408	# Test we can cache two addresses again
409	export RUMP_SERVER=$SOCK1
410	atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 $IP2
411	export RUMP_SERVER=$SOCK2
412	export LD_PRELOAD=/usr/lib/librumphijack.so
413	/sbin/brconfig bridge0
414	atf_check -s exit:0 -o match:"$addr1 shmif0" /sbin/brconfig bridge0
415	atf_check -s exit:0 -o match:"$addr3 shmif1" /sbin/brconfig bridge0
416	unset LD_PRELOAD
417}
418
419basic_body()
420{
421	setup
422	test_setup
423
424	# Enable once PR kern/49219 is fixed
425	#test_ping_failure
426
427	setup_bridge
428	sleep 1
429	test_setup_bridge
430	test_ping_success
431
432	teardown_bridge
433	test_ping_failure
434}
435
436basic6_body()
437{
438	setup6
439	test_setup6
440
441	test_ping6_failure
442
443	setup_bridge
444	sleep 1
445	test_setup_bridge
446	test_ping6_success
447
448	teardown_bridge
449	test_ping6_failure
450}
451
452rtable_body()
453{
454	addr1= addr3=
455
456	setup
457	setup_bridge
458
459	# Get MAC addresses of the endpoints.
460	export RUMP_SERVER=$SOCK1
461	addr1=$(rump.ifconfig shmif0 |awk '/address:/ { print $2;}')
462	export RUMP_SERVER=$SOCK3
463	addr3=$(rump.ifconfig shmif0 |awk '/address:/ { print $2;}')
464	unset RUMP_SERVER
465
466	# Confirm there is no MAC address caches.
467	export RUMP_SERVER=$SOCK2
468	export LD_PRELOAD=/usr/lib/librumphijack.so
469	/sbin/brconfig bridge0
470	atf_check -s exit:0 -o not-match:"$addr1" /sbin/brconfig bridge0
471	atf_check -s exit:0 -o not-match:"$addr3" /sbin/brconfig bridge0
472	unset LD_PRELOAD
473
474	# Make the bridge learn the MAC addresses of the endpoints.
475	export RUMP_SERVER=$SOCK1
476	atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 $IP2
477	unset RUMP_SERVER
478
479	# Tests the addresses are in the cache.
480	export RUMP_SERVER=$SOCK2
481	export LD_PRELOAD=/usr/lib/librumphijack.so
482	/sbin/brconfig bridge0
483	atf_check -s exit:0 -o match:"$addr1 shmif0" /sbin/brconfig bridge0
484	atf_check -s exit:0 -o match:"$addr3 shmif1" /sbin/brconfig bridge0
485
486	# Tests brconfig deladdr
487	atf_check -s exit:0 -o ignore /sbin/brconfig bridge0 deladdr "$addr1"
488	atf_check -s exit:0 -o not-match:"$addr1 shmif0" /sbin/brconfig bridge0
489	atf_check -s exit:0 -o ignore /sbin/brconfig bridge0 deladdr "$addr3"
490	atf_check -s exit:0 -o not-match:"$addr3 shmif1" /sbin/brconfig bridge0
491	unset LD_PRELOAD
492
493	# Refill the MAC addresses of the endpoints.
494	export RUMP_SERVER=$SOCK1
495	atf_check -s exit:0 -o ignore rump.ping -n -w $TIMEOUT -c 1 $IP2
496	unset RUMP_SERVER
497	export RUMP_SERVER=$SOCK2
498	export LD_PRELOAD=/usr/lib/librumphijack.so
499	/sbin/brconfig bridge0
500	atf_check -s exit:0 -o match:"$addr1 shmif0" /sbin/brconfig bridge0
501	atf_check -s exit:0 -o match:"$addr3 shmif1" /sbin/brconfig bridge0
502
503	# Tests brconfig flush.
504	atf_check -s exit:0 -o ignore /sbin/brconfig bridge0 flush
505	atf_check -s exit:0 -o not-match:"$addr1 shmif0" /sbin/brconfig bridge0
506	atf_check -s exit:0 -o not-match:"$addr3 shmif1" /sbin/brconfig bridge0
507	unset LD_PRELOAD
508
509	# Tests brconfig timeout.
510	export RUMP_SERVER=$SOCK2
511	export LD_PRELOAD=/usr/lib/librumphijack.so
512	atf_check -s exit:0 -o match:"timeout: 1200" /sbin/brconfig bridge0
513	atf_check -s exit:0 -o ignore /sbin/brconfig bridge0 timeout 10
514	atf_check -s exit:0 -o match:"timeout: 10" /sbin/brconfig bridge0
515	unset LD_PRELOAD
516
517	# Tests brconfig maxaddr.
518	test_brconfig_maxaddr
519
520	# TODO: brconfig static/flushall/discover/learn
521	# TODO: cache expiration; it takes 5 minutes at least and we want to
522	#       wait here so long. Should we have a sysctl to change the period?
523}
524
525member_ip_body()
526{
527	setup
528	test_setup
529
530	# Enable once PR kern/49219 is fixed
531	#test_ping_failure
532
533	setup_bridge
534	sleep 1
535	test_setup_bridge
536	test_ping_success
537
538	setup_member_ip
539	test_ping_member
540
541	teardown_bridge
542	test_ping_failure
543}
544
545member_ip6_body()
546{
547	setup6
548	test_setup6
549
550	test_ping6_failure
551
552	setup_bridge
553	sleep 1
554	test_setup_bridge
555	test_ping6_success
556
557	setup_member_ip6
558	test_ping6_member
559
560	teardown_bridge
561	test_ping6_failure
562}
563
564basic_cleanup()
565{
566	dump_bus
567	cleanup
568}
569
570basic6_cleanup()
571{
572	dump_bus
573	cleanup
574}
575
576rtable_cleanup()
577{
578	dump_bus
579	cleanup
580}
581
582member_ip_cleanup()
583{
584	dump_bus
585	cleanup
586}
587
588member_ip6_cleanup()
589{
590	dump_bus
591	cleanup
592}
593
594atf_init_test_cases()
595{
596	atf_add_test_case basic
597	atf_add_test_case basic6
598	atf_add_test_case rtable
599	atf_add_test_case member_ip
600	atf_add_test_case member_ip6
601}
602