1 #!/bin/bash
2 # SPDX-License-Identifier: GPL-2.0
3
4 ALL_TESTS="vlmc_control_test vlmc_querier_test vlmc_igmp_mld_version_test \
5 vlmc_last_member_test vlmc_startup_query_test vlmc_membership_test \
6 vlmc_querier_intvl_test vlmc_query_intvl_test vlmc_query_response_intvl_test \
7 vlmc_router_port_test vlmc_filtering_test"
8 NUM_NETIFS=4
9 CHECK_TC="yes"
10 TEST_GROUP="239.10.10.10"
11
12 source lib.sh
13
14 h1_create()
15 {
16 simple_if_init $h1 192.0.2.1/24 2001:db8:1::1/64
17 ip link add l $h1 $h1.10 up type vlan id 10
18 }
19
20 h1_destroy()
21 {
22 ip link del $h1.10
23 simple_if_fini $h1 192.0.2.1/24 2001:db8:1::1/64
24 }
25
26 h2_create()
27 {
28 simple_if_init $h2 192.0.2.2/24 2001:db8:1::2/64
29 ip link add l $h2 $h2.10 up type vlan id 10
30 }
31
32 h2_destroy()
33 {
34 ip link del $h2.10
35 simple_if_fini $h2 192.0.2.2/24 2001:db8:1::2/64
36 }
37
38 switch_create()
39 {
40 ip link add dev br0 type bridge mcast_snooping 1 mcast_querier 1 vlan_filtering 1
41
42 ip link set dev $swp1 master br0
43 ip link set dev $swp2 master br0
44
45 ip link set dev br0 up
46 ip link set dev $swp1 up
47 ip link set dev $swp2 up
48
49 tc qdisc add dev $swp1 clsact
50 tc qdisc add dev $swp2 clsact
51
52 bridge vlan add vid 10-11 dev $swp1 master
53 bridge vlan add vid 10-11 dev $swp2 master
54
55 ip link set dev br0 type bridge mcast_vlan_snooping 1
56 check_err $? "Could not enable global vlan multicast snooping"
57 log_test "Vlan multicast snooping enable"
58 }
59
60 switch_destroy()
61 {
62 tc qdisc del dev $swp2 clsact
63 tc qdisc del dev $swp1 clsact
64
65 ip link set dev $swp2 down
66 ip link set dev $swp1 down
67
68 ip link del dev br0
69 }
70
71 setup_prepare()
72 {
73 h1=${NETIFS[p1]}
74 swp1=${NETIFS[p2]}
75
76 swp2=${NETIFS[p3]}
77 h2=${NETIFS[p4]}
78
79 vrf_prepare
80
81 h1_create
82 h2_create
83
84 switch_create
85 }
86
87 cleanup()
88 {
89 pre_cleanup
90
91 switch_destroy
92
93 h2_destroy
94 h1_destroy
95
96 vrf_cleanup
97 }
98
99 vlmc_v2join_test()
100 {
101 local expect=$1
102
103 RET=0
104 ip address add dev $h2.10 $TEST_GROUP/32 autojoin
105 check_err $? "Could not join $TEST_GROUP"
106
107 sleep 5
108 bridge -j mdb show dev br0 |
109 jq -e ".[].mdb[] | select(.grp == \"$TEST_GROUP\" and .vid == 10)" &>/dev/null
110 if [ $expect -eq 0 ]; then
111 check_err $? "IGMPv2 report didn't create mdb entry for $TEST_GROUP"
112 else
113 check_fail $? "IGMPv2 report shouldn't have created mdb entry for $TEST_GROUP"
114 fi
115
116 # check if we need to cleanup
117 if [ $RET -eq 0 ]; then
118 ip address del dev $h2.10 $TEST_GROUP/32 2>&1 1>/dev/null
119 sleep 5
120 bridge -j mdb show dev br0 |
121 jq -e ".[].mdb[] | select(.grp == \"$TEST_GROUP\" and \
122 .vid == 10)" &>/dev/null
123 check_fail $? "IGMPv2 leave didn't remove mdb entry for $TEST_GROUP"
124 fi
125 }
126
127 vlmc_control_test()
128 {
129 RET=0
130 local goutput=`bridge -j vlan global show`
131 echo -n $goutput |
132 jq -e ".[].vlans[] | select(.vlan == 10)" &>/dev/null
133 check_err $? "Could not find vlan 10's global options"
134 log_test "Vlan global options existence"
135
136 RET=0
137 echo -n $goutput |
138 jq -e ".[].vlans[] | select(.vlan == 10 and .mcast_snooping == 1) " &>/dev/null
139 check_err $? "Wrong default mcast_snooping global option value"
140 log_test "Vlan mcast_snooping global option default value"
141
142 RET=0
143 vlmc_v2join_test 0
144 bridge vlan global set vid 10 dev br0 mcast_snooping 0
145 check_err $? "Could not disable multicast snooping in vlan 10"
146 vlmc_v2join_test 1
147 log_test "Vlan 10 multicast snooping control"
148 }
149
150 # setup for general query counting
151 vlmc_query_cnt_xstats()
152 {
153 local type=$1
154 local version=$2
155 local dev=$3
156
157 ip -j link xstats type bridge_slave dev $dev | \
158 jq -e ".[].multicast.${type}_queries.tx_v${version}"
159 }
160
161 vlmc_query_cnt_setup()
162 {
163 local type=$1
164 local dev=$2
165
166 if [[ $type == "igmp" ]]; then
167 tc filter add dev $dev egress pref 10 prot 802.1Q \
168 flower vlan_id 10 vlan_ethtype ipv4 dst_ip 224.0.0.1 ip_proto 2 \
169 action pass
170 else
171 tc filter add dev $dev egress pref 10 prot 802.1Q \
172 flower vlan_id 10 vlan_ethtype ipv6 dst_ip ff02::1 ip_proto icmpv6 \
173 action pass
174 fi
175
176 ip link set dev br0 type bridge mcast_stats_enabled 1
177 }
178
179 vlmc_query_cnt_cleanup()
180 {
181 local dev=$1
182
183 ip link set dev br0 type bridge mcast_stats_enabled 0
184 tc filter del dev $dev egress pref 10
185 }
186
187 vlmc_check_query()
188 {
189 local type=$1
190 local version=$2
191 local dev=$3
192 local expect=$4
193 local time=$5
194 local ret=0
195
196 vlmc_query_cnt_setup $type $dev
197
198 local pre_tx_xstats=$(vlmc_query_cnt_xstats $type $version $dev)
199 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_querier 1
200 ret=$?
201 if [[ $ret -eq 0 ]]; then
202 sleep $time
203
204 local tcstats=$(tc_rule_stats_get $dev 10 egress)
205 local post_tx_xstats=$(vlmc_query_cnt_xstats $type $version $dev)
206
207 if [[ $tcstats != $expect || \
208 $(($post_tx_xstats-$pre_tx_xstats)) != $expect || \
209 $tcstats != $(($post_tx_xstats-$pre_tx_xstats)) ]]; then
210 ret=1
211 fi
212 fi
213
214 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_querier 0
215 vlmc_query_cnt_cleanup $dev
216
217 return $ret
218 }
219
220 vlmc_querier_test()
221 {
222 RET=0
223 local goutput=`bridge -j vlan global show`
224 echo -n $goutput |
225 jq -e ".[].vlans[] | select(.vlan == 10)" &>/dev/null
226 check_err $? "Could not find vlan 10's global options"
227
228 echo -n $goutput |
229 jq -e ".[].vlans[] | select(.vlan == 10 and .mcast_querier == 0) " &>/dev/null
230 check_err $? "Wrong default mcast_querier global vlan option value"
231 log_test "Vlan mcast_querier global option default value"
232
233 RET=0
234 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_querier 1
235 check_err $? "Could not enable querier in vlan 10"
236 log_test "Vlan 10 multicast querier enable"
237 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_querier 0
238
239 RET=0
240 vlmc_check_query igmp 2 $swp1 1 1
241 check_err $? "No vlan tagged IGMPv2 general query packets sent"
242 log_test "Vlan 10 tagged IGMPv2 general query sent"
243
244 RET=0
245 vlmc_check_query mld 1 $swp1 1 1
246 check_err $? "No vlan tagged MLD general query packets sent"
247 log_test "Vlan 10 tagged MLD general query sent"
248 }
249
250 vlmc_igmp_mld_version_test()
251 {
252 RET=0
253 local goutput=`bridge -j vlan global show`
254 echo -n $goutput |
255 jq -e ".[].vlans[] | select(.vlan == 10)" &>/dev/null
256 check_err $? "Could not find vlan 10's global options"
257
258 echo -n $goutput |
259 jq -e ".[].vlans[] | select(.vlan == 10 and .mcast_igmp_version == 2) " &>/dev/null
260 check_err $? "Wrong default mcast_igmp_version global vlan option value"
261 log_test "Vlan mcast_igmp_version global option default value"
262
263 RET=0
264 echo -n $goutput |
265 jq -e ".[].vlans[] | select(.vlan == 10 and .mcast_mld_version == 1) " &>/dev/null
266 check_err $? "Wrong default mcast_mld_version global vlan option value"
267 log_test "Vlan mcast_mld_version global option default value"
268
269 RET=0
270 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_igmp_version 3
271 check_err $? "Could not set mcast_igmp_version in vlan 10"
272 log_test "Vlan 10 mcast_igmp_version option changed to 3"
273
274 RET=0
275 vlmc_check_query igmp 3 $swp1 1 1
276 check_err $? "No vlan tagged IGMPv3 general query packets sent"
277 log_test "Vlan 10 tagged IGMPv3 general query sent"
278
279 RET=0
280 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_mld_version 2
281 check_err $? "Could not set mcast_mld_version in vlan 10"
282 log_test "Vlan 10 mcast_mld_version option changed to 2"
283
284 RET=0
285 vlmc_check_query mld 2 $swp1 1 1
286 check_err $? "No vlan tagged MLDv2 general query packets sent"
287 log_test "Vlan 10 tagged MLDv2 general query sent"
288
289 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_igmp_version 2
290 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_mld_version 1
291 }
292
293 vlmc_last_member_test()
294 {
295 RET=0
296 local goutput=`bridge -j vlan global show`
297 echo -n $goutput |
298 jq -e ".[].vlans[] | select(.vlan == 10)" &>/dev/null
299 check_err $? "Could not find vlan 10's global options"
300
301 echo -n $goutput |
302 jq -e ".[].vlans[] | select(.vlan == 10 and \
303 .mcast_last_member_count == 2) " &>/dev/null
304 check_err $? "Wrong default mcast_last_member_count global vlan option value"
305 log_test "Vlan mcast_last_member_count global option default value"
306
307 RET=0
308 echo -n $goutput |
309 jq -e ".[].vlans[] | select(.vlan == 10 and \
310 .mcast_last_member_interval == 100) " &>/dev/null
311 check_err $? "Wrong default mcast_last_member_interval global vlan option value"
312 log_test "Vlan mcast_last_member_interval global option default value"
313
314 RET=0
315 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_last_member_count 3
316 check_err $? "Could not set mcast_last_member_count in vlan 10"
317 log_test "Vlan 10 mcast_last_member_count option changed to 3"
318 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_last_member_count 2
319
320 RET=0
321 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_last_member_interval 200
322 check_err $? "Could not set mcast_last_member_interval in vlan 10"
323 log_test "Vlan 10 mcast_last_member_interval option changed to 200"
324 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_last_member_interval 100
325 }
326
327 vlmc_startup_query_test()
328 {
329 RET=0
330 local goutput=`bridge -j vlan global show`
331 echo -n $goutput |
332 jq -e ".[].vlans[] | select(.vlan == 10)" &>/dev/null
333 check_err $? "Could not find vlan 10's global options"
334
335 echo -n $goutput |
336 jq -e ".[].vlans[] | select(.vlan == 10 and \
337 .mcast_startup_query_interval == 3125) " &>/dev/null
338 check_err $? "Wrong default mcast_startup_query_interval global vlan option value"
339 log_test "Vlan mcast_startup_query_interval global option default value"
340
341 RET=0
342 echo -n $goutput |
343 jq -e ".[].vlans[] | select(.vlan == 10 and \
344 .mcast_startup_query_count == 2) " &>/dev/null
345 check_err $? "Wrong default mcast_startup_query_count global vlan option value"
346 log_test "Vlan mcast_startup_query_count global option default value"
347
348 RET=0
349 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_startup_query_interval 100
350 check_err $? "Could not set mcast_startup_query_interval in vlan 10"
351 vlmc_check_query igmp 2 $swp1 2 3
352 check_err $? "Wrong number of tagged IGMPv2 general queries sent"
353 log_test "Vlan 10 mcast_startup_query_interval option changed to 100"
354
355 RET=0
356 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_startup_query_count 3
357 check_err $? "Could not set mcast_startup_query_count in vlan 10"
358 vlmc_check_query igmp 2 $swp1 3 4
359 check_err $? "Wrong number of tagged IGMPv2 general queries sent"
360 log_test "Vlan 10 mcast_startup_query_count option changed to 3"
361
362 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_startup_query_interval 3125
363 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_startup_query_count 2
364 }
365
366 vlmc_membership_test()
367 {
368 RET=0
369 local goutput=`bridge -j vlan global show`
370 echo -n $goutput |
371 jq -e ".[].vlans[] | select(.vlan == 10)" &>/dev/null
372 check_err $? "Could not find vlan 10's global options"
373
374 echo -n $goutput |
375 jq -e ".[].vlans[] | select(.vlan == 10 and \
376 .mcast_membership_interval == 26000) " &>/dev/null
377 check_err $? "Wrong default mcast_membership_interval global vlan option value"
378 log_test "Vlan mcast_membership_interval global option default value"
379
380 RET=0
381 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_membership_interval 200
382 check_err $? "Could not set mcast_membership_interval in vlan 10"
383 log_test "Vlan 10 mcast_membership_interval option changed to 200"
384
385 RET=0
386 vlmc_v2join_test 1
387 log_test "Vlan 10 mcast_membership_interval mdb entry expire"
388
389 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_membership_interval 26000
390 }
391
392 vlmc_querier_intvl_test()
393 {
394 RET=0
395 local goutput=`bridge -j vlan global show`
396 echo -n $goutput |
397 jq -e ".[].vlans[] | select(.vlan == 10)" &>/dev/null
398 check_err $? "Could not find vlan 10's global options"
399
400 echo -n $goutput |
401 jq -e ".[].vlans[] | select(.vlan == 10 and \
402 .mcast_querier_interval == 25500) " &>/dev/null
403 check_err $? "Wrong default mcast_querier_interval global vlan option value"
404 log_test "Vlan mcast_querier_interval global option default value"
405
406 RET=0
407 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_querier_interval 100
408 check_err $? "Could not set mcast_querier_interval in vlan 10"
409 log_test "Vlan 10 mcast_querier_interval option changed to 100"
410
411 RET=0
412 ip link add dev br1 type bridge mcast_snooping 1 mcast_querier 1 vlan_filtering 1 \
413 mcast_vlan_snooping 1
414 bridge vlan add vid 10 dev br1 self pvid untagged
415 ip link set dev $h1 master br1
416 ip link set dev br1 up
417 bridge vlan add vid 10 dev $h1 master
418 bridge vlan global set vid 10 dev br1 mcast_snooping 1 mcast_querier 1
419 sleep 2
420 ip link del dev br1
421 ip addr replace 2001:db8:1::1/64 dev $h1
422 vlmc_check_query igmp 2 $swp1 1 1
423 check_err $? "Wrong number of IGMPv2 general queries after querier interval"
424 log_test "Vlan 10 mcast_querier_interval expire after outside query"
425
426 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_querier_interval 25500
427 }
428
429 vlmc_query_intvl_test()
430 {
431 RET=0
432 local goutput=`bridge -j vlan global show`
433 echo -n $goutput |
434 jq -e ".[].vlans[] | select(.vlan == 10)" &>/dev/null
435 check_err $? "Could not find vlan 10's global options"
436
437 echo -n $goutput |
438 jq -e ".[].vlans[] | select(.vlan == 10 and \
439 .mcast_query_interval == 12500) " &>/dev/null
440 check_err $? "Wrong default mcast_query_interval global vlan option value"
441 log_test "Vlan mcast_query_interval global option default value"
442
443 RET=0
444 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_startup_query_count 0
445 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_query_interval 200
446 check_err $? "Could not set mcast_query_interval in vlan 10"
447 # 1 is sent immediately, then 2 more in the next 5 seconds
448 vlmc_check_query igmp 2 $swp1 3 5
449 check_err $? "Wrong number of tagged IGMPv2 general queries sent"
450 log_test "Vlan 10 mcast_query_interval option changed to 200"
451
452 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_startup_query_count 2
453 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_query_interval 12500
454 }
455
456 vlmc_query_response_intvl_test()
457 {
458 RET=0
459 local goutput=`bridge -j vlan global show`
460 echo -n $goutput |
461 jq -e ".[].vlans[] | select(.vlan == 10)" &>/dev/null
462 check_err $? "Could not find vlan 10's global options"
463
464 echo -n $goutput |
465 jq -e ".[].vlans[] | select(.vlan == 10 and \
466 .mcast_query_response_interval == 1000) " &>/dev/null
467 check_err $? "Wrong default mcast_query_response_interval global vlan option value"
468 log_test "Vlan mcast_query_response_interval global option default value"
469
470 RET=0
471 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_query_response_interval 200
472 check_err $? "Could not set mcast_query_response_interval in vlan 10"
473 log_test "Vlan 10 mcast_query_response_interval option changed to 200"
474
475 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_query_response_interval 1000
476 }
477
478 vlmc_router_port_test()
479 {
480 RET=0
481 local goutput=`bridge -j -d vlan show`
482 echo -n $goutput |
483 jq -e ".[] | select(.ifname == \"$swp1\" and \
484 .vlans[].vlan == 10)" &>/dev/null
485 check_err $? "Could not find port vlan 10's options"
486
487 echo -n $goutput |
488 jq -e ".[] | select(.ifname == \"$swp1\" and \
489 .vlans[].vlan == 10 and \
490 .vlans[].mcast_router == 1)" &>/dev/null
491 check_err $? "Wrong default port mcast_router option value"
492 log_test "Port vlan 10 option mcast_router default value"
493
494 RET=0
495 bridge vlan set vid 10 dev $swp1 mcast_router 2
496 check_err $? "Could not set port vlan 10's mcast_router option"
497 log_test "Port vlan 10 mcast_router option changed to 2"
498
499 RET=0
500 tc filter add dev $swp1 egress pref 10 prot 802.1Q \
501 flower vlan_id 10 vlan_ethtype ipv4 dst_ip 239.1.1.1 ip_proto udp action pass
502 tc filter add dev $swp2 egress pref 10 prot 802.1Q \
503 flower vlan_id 10 vlan_ethtype ipv4 dst_ip 239.1.1.1 ip_proto udp action pass
504 bridge vlan set vid 10 dev $swp2 mcast_router 0
505 # we need to enable querier and disable query response interval to
506 # make sure packets are flooded only to router ports
507 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_querier 1 \
508 mcast_query_response_interval 0
509 bridge vlan add vid 10 dev br0 self
510 sleep 1
511 mausezahn br0 -Q 10 -c 10 -p 128 -b 01:00:5e:01:01:01 -B 239.1.1.1 \
512 -t udp "dp=1024" &>/dev/null
513 local swp1_tcstats=$(tc_rule_stats_get $swp1 10 egress)
514 if [[ $swp1_tcstats != 10 ]]; then
515 check_err 1 "Wrong number of vlan 10 multicast packets flooded"
516 fi
517 local swp2_tcstats=$(tc_rule_stats_get $swp2 10 egress)
518 check_err $swp2_tcstats "Vlan 10 multicast packets flooded to non-router port"
519 log_test "Flood unknown vlan multicast packets to router port only"
520
521 tc filter del dev $swp2 egress pref 10
522 tc filter del dev $swp1 egress pref 10
523 bridge vlan del vid 10 dev br0 self
524 bridge vlan global set vid 10 dev br0 mcast_snooping 1 mcast_query_response_interval 1000
525 bridge vlan set vid 10 dev $swp2 mcast_router 1
526 bridge vlan set vid 10 dev $swp1 mcast_router 1
527 }
528
529 vlmc_filtering_test()
530 {
531 RET=0
532 ip link set dev br0 type bridge vlan_filtering 0
533 ip -j -d link show dev br0 | \
534 jq -e "select(.[0].linkinfo.info_data.mcast_vlan_snooping == 1)" &>/dev/null
535 check_fail $? "Vlan filtering is disabled but multicast vlan snooping is still enabled"
536 log_test "Disable multicast vlan snooping when vlan filtering is disabled"
537 }
538
539 trap cleanup EXIT
540
541 setup_prepare
542 setup_wait
543
544 tests_run
545
546 exit $EXIT_STATUS
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