selftests/net/test_bridge_backup_port.sh

6 # VXLAN. The test checks that when the switch port (swp1) is down, traffic is
12 # |    + swp1                   + vx0  | |    + swp1                   + vx0  |
186 	ip -n $ns link add name swp1 up type dummy
187 	ip -n $ns link set dev swp1 master br0
188 	bridge -n $ns vlan add vid 10 dev swp1 untagged
254 	run_cmd "tc -n $sw1 qdisc replace dev swp1 clsact"
255 …run_cmd "tc -n $sw1 filter replace dev swp1 egress pref 1 handle 101 proto ip flower src_mac $smac…
260 	run_cmd "bridge -n $sw1 fdb replace $dmac dev swp1 master static vlan 10"
262 	# Initial state - check that packets are forwarded out of swp1 when it
266 	tc_check_packets $sw1 "dev swp1 egress" 101 1
267 	log_test $? 0 "Forwarding out of swp1"
271 	run_cmd "ip -n $sw1 link set dev swp1 carrier off"
272 	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
273 	log_test $? 0 "swp1 carrier off"
276 	tc_check_packets $sw1 "dev swp1 egress" 101 1
277 	log_test $? 0 "No forwarding out of swp1"
281 	run_cmd "ip -n $sw1 link set dev swp1 carrier on"
282 	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 forwarding
283 	log_test $? 0 "swp1 carrier on"
285 	# Configure vx0 as the backup port of swp1 and check that packets are
286 	# forwarded out of swp1 when it has a carrier and out of vx0 when swp1
288 	run_cmd "bridge -n $sw1 link set dev swp1 backup_port vx0"
289 	run_cmd "bridge -n $sw1 -d link show dev swp1 | grep \"backup_port vx0\""
290 	log_test $? 0 "vx0 configured as backup port of swp1"
293 	tc_check_packets $sw1 "dev swp1 egress" 101 2
294 	log_test $? 0 "Forwarding out of swp1"
298 	run_cmd "ip -n $sw1 link set dev swp1 carrier off"
299 	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
300 	log_test $? 0 "swp1 carrier off"
303 	tc_check_packets $sw1 "dev swp1 egress" 101 2
304 	log_test $? 0 "No forwarding out of swp1"
308 	run_cmd "ip -n $sw1 link set dev swp1 carrier on"
309 	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 forwarding
310 	log_test $? 0 "swp1 carrier on"
313 	tc_check_packets $sw1 "dev swp1 egress" 101 3
314 	log_test $? 0 "Forwarding out of swp1"
318 	# Remove vx0 as the backup port of swp1 and check that packets are no
319 	# longer forwarded out of vx0 when swp1 does not have a carrier.
320 	run_cmd "bridge -n $sw1 link set dev swp1 nobackup_port"
321 	run_cmd "bridge -n $sw1 -d link show dev swp1 | grep \"backup_port vx0\""
322 	log_test $? 1 "vx0 not configured as backup port of swp1"
325 	tc_check_packets $sw1 "dev swp1 egress" 101 4
326 	log_test $? 0 "Forwarding out of swp1"
330 	run_cmd "ip -n $sw1 link set dev swp1 carrier off"
331 	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
332 	log_test $? 0 "swp1 carrier off"
335 	tc_check_packets $sw1 "dev swp1 egress" 101 4
336 	log_test $? 0 "No forwarding out of swp1"
350 	run_cmd "tc -n $sw1 qdisc replace dev swp1 clsact"
351 …run_cmd "tc -n $sw1 filter replace dev swp1 egress pref 1 handle 101 proto ip flower src_mac $smac…
360 	run_cmd "bridge -n $sw1 fdb replace $dmac dev swp1 master static vlan 10"
372 	# Configure vx0 as the backup port of swp1 and check that packets are
373 	# forwarded out of swp1 when it has a carrier and out of vx0 when swp1
376 	run_cmd "bridge -n $sw1 link set dev swp1 backup_port vx0"
377 	run_cmd "bridge -n $sw1 -d link show dev swp1 | grep \"backup_port vx0\""
378 	log_test $? 0 "vx0 configured as backup port of swp1"
381 	tc_check_packets $sw1 "dev swp1 egress" 101 1
382 	log_test $? 0 "Forwarding out of swp1"
386 	run_cmd "ip -n $sw1 link set dev swp1 carrier off"
387 	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
388 	log_test $? 0 "swp1 carrier off"
391 	tc_check_packets $sw1 "dev swp1 egress" 101 1
392 	log_test $? 0 "No forwarding out of swp1"
400 	run_cmd "ip -n $sw1 link set dev swp1 carrier on"
401 	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 forwarding
402 	log_test $? 0 "swp1 carrier on"
404 	# Configure nexthop ID 10 as the backup nexthop ID of swp1 and check
407 	run_cmd "bridge -n $sw1 link set dev swp1 backup_nhid 10"
408 	run_cmd "bridge -n $sw1 -d link show dev swp1 | grep \"backup_nhid 10\""
409 	log_test $? 0 "nexthop ID 10 configured as backup nexthop ID of swp1"
412 	tc_check_packets $sw1 "dev swp1 egress" 101 2
413 	log_test $? 0 "Forwarding out of swp1"
417 	run_cmd "ip -n $sw1 link set dev swp1 carrier off"
418 	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
419 	log_test $? 0 "swp1 carrier off"
422 	tc_check_packets $sw1 "dev swp1 egress" 101 2
423 	log_test $? 0 "No forwarding out of swp1"
431 	run_cmd "ip -n $sw1 link set dev swp1 carrier on"
432 	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 forwarding
433 	log_test $? 0 "swp1 carrier on"
436 	tc_check_packets $sw1 "dev swp1 egress" 101 3
437 	log_test $? 0 "Forwarding out of swp1"
446 	# forwarded using the backup nexthop ID when swp1 does not have a
448 	run_cmd "bridge -n $sw1 link set dev swp1 backup_nhid 0"
449 	run_cmd "bridge -n $sw1 -d link show dev swp1 | grep \"backup_nhid\""
450 	log_test $? 1 "No backup nexthop ID configured for swp1"
453 	tc_check_packets $sw1 "dev swp1 egress" 101 4
454 	log_test $? 0 "Forwarding out of swp1"
462 	run_cmd "ip -n $sw1 link set dev swp1 carrier off"
463 	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
464 	log_test $? 0 "swp1 carrier off"
467 	tc_check_packets $sw1 "dev swp1 egress" 101 4
468 	log_test $? 0 "No forwarding out of swp1"
491 	run_cmd "tc -n $sw1 qdisc replace dev swp1 clsact"
492 …run_cmd "tc -n $sw1 filter replace dev swp1 egress pref 1 handle 101 proto ip flower src_mac $smac…
505 	run_cmd "bridge -n $sw1 fdb replace $dmac dev swp1 master static vlan 10"
511 	run_cmd "bridge -n $sw1 link set dev swp1 backup_port vx0"
512 	run_cmd "bridge -n $sw1 -d link show dev swp1 | grep \"backup_port vx0\""
513 	log_test $? 0 "vx0 configured as backup port of swp1"
515 	run_cmd "bridge -n $sw1 link set dev swp1 backup_nhid 10"
516 	run_cmd "bridge -n $sw1 -d link show dev swp1 | grep \"backup_nhid 10\""
519 	run_cmd "ip -n $sw1 link set dev swp1 carrier off"
520 	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
521 	log_test $? 0 "swp1 carrier off"
524 	tc_check_packets $sw1 "dev swp1 egress" 101 0
525 	log_test $? 0 "No forwarding out of swp1"
534 	run_cmd "bridge -n $sw1 link set dev swp1 backup_nhid 20"
535 	run_cmd "bridge -n $sw1 -d link show dev swp1 | grep \"backup_nhid 20\""
539 	tc_check_packets $sw1 "dev swp1 egress" 101 0
540 	log_test $? 0 "No forwarding out of swp1"
550 	run_cmd "bridge -n $sw1 link set dev swp1 backup_nhid 30"
551 	run_cmd "bridge -n $sw1 -d link show dev swp1 | grep \"backup_nhid 30\""
555 	tc_check_packets $sw1 "dev swp1 egress" 101 0
556 	log_test $? 0 "No forwarding out of swp1"
565 	run_cmd "bridge -n $sw1 link set dev swp1 backup_nhid 1"
566 	run_cmd "bridge -n $sw1 -d link show dev swp1 | grep \"backup_nhid 1\""
570 	tc_check_packets $sw1 "dev swp1 egress" 101 0
571 	log_test $? 0 "No forwarding out of swp1"
583 	run_cmd "bridge -n $sw1 link set dev swp1 backup_nhid 300"
584 	run_cmd "bridge -n $sw1 -d link show dev swp1 | grep \"backup_nhid 300\""
588 	tc_check_packets $sw1 "dev swp1 egress" 101 0
589 	log_test $? 0 "No forwarding out of swp1"
611 	run_cmd "bridge -n $sw1 fdb replace $sw2_mac dev swp1 master static vlan 10"
612 	run_cmd "bridge -n $sw2 fdb replace $sw1_mac dev swp1 master static vlan 10"
622 	run_cmd "bridge -n $sw1 link set dev swp1 backup_port vx0"
623 	run_cmd "bridge -n $sw2 link set dev swp1 backup_port vx0"
624 	run_cmd "bridge -n $sw1 link set dev swp1 backup_nhid 10"
625 	run_cmd "bridge -n $sw2 link set dev swp1 backup_nhid 10"
627 	run_cmd "ip -n $sw1 link set dev swp1 carrier off"
628 	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
629 	run_cmd "ip -n $sw2 link set dev swp1 carrier off"
630 	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw2 swp1 disabled
636 	run_cmd "bridge -n $sw1 link set dev swp1 backup_nhid 0"
637 	run_cmd "bridge -n $sw2 link set dev swp1 backup_nhid 0"
671 	run_cmd "bridge -n $sw1 fdb replace $dmac dev swp1 master static vlan 10"
673 	run_cmd "bridge -n $sw1 link set dev swp1 backup_port vx0"
674 	run_cmd "bridge -n $sw1 link set dev swp1 backup_nhid 10"
675 	run_cmd "ip -n $sw1 link set dev swp1 carrier off"