tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#!/bin/bash
2# SPDX-License-Identifier: GPL-2.0-only
3
4VNI_GEN=$RANDOM
5NSIM_ID=$((RANDOM % 1024))
6NSIM_DEV_SYS=/sys/bus/netdevsim/devices/netdevsim$NSIM_ID
7NSIM_DEV_DFS=/sys/kernel/debug/netdevsim/netdevsim$NSIM_ID
8NSIM_NETDEV=
9HAS_ETHTOOL=
10STATIC_ENTRIES=
11EXIT_STATUS=0
12num_cases=0
13num_errors=0
14
15clean_up_devs=( )
16
17function err_cnt {
18 echo "ERROR:" $@
19 EXIT_STATUS=1
20 ((num_errors++))
21 ((num_cases++))
22}
23
24function pass_cnt {
25 ((num_cases++))
26}
27
28function cleanup_tuns {
29 for dev in "${clean_up_devs[@]}"; do
30 [ -e /sys/class/net/$dev ] && ip link del dev $dev
31 done
32 clean_up_devs=( )
33}
34
35function cleanup_nsim {
36 if [ -e $NSIM_DEV_SYS ]; then
37 echo $NSIM_ID > /sys/bus/netdevsim/del_device
38 fi
39}
40
41function cleanup {
42 cleanup_tuns
43 cleanup_nsim
44}
45
46trap cleanup EXIT
47
48function new_vxlan {
49 local dev=$1
50 local dstport=$2
51 local lower=$3
52 local ipver=$4
53 local flags=$5
54
55 local group ipfl
56
57 [ "$ipver" != '6' ] && group=239.1.1.1 || group=fff1::1
58 [ "$ipver" != '6' ] || ipfl="-6"
59
60 [[ ! "$flags" =~ "external" ]] && flags="$flags id $((VNI_GEN++))"
61
62 ip $ipfl link add $dev type vxlan \
63 group $group \
64 dev $lower \
65 dstport $dstport \
66 $flags
67
68 ip link set dev $dev up
69
70 clean_up_devs=("${clean_up_devs[@]}" $dev)
71
72 check_tables
73}
74
75function new_geneve {
76 local dev=$1
77 local dstport=$2
78 local ipver=$3
79 local flags=$4
80
81 local group ipfl
82
83 [ "$ipver" != '6' ] && remote=1.1.1.2 || group=::2
84 [ "$ipver" != '6' ] || ipfl="-6"
85
86 [[ ! "$flags" =~ "external" ]] && flags="$flags vni $((VNI_GEN++))"
87
88 ip $ipfl link add $dev type geneve \
89 remote $remote \
90 dstport $dstport \
91 $flags
92
93 ip link set dev $dev up
94
95 clean_up_devs=("${clean_up_devs[@]}" $dev)
96
97 check_tables
98}
99
100function del_dev {
101 local dev=$1
102
103 ip link del dev $dev
104 check_tables
105}
106
107# Helpers for netdevsim port/type encoding
108function mke {
109 local port=$1
110 local type=$2
111
112 echo $((port << 16 | type))
113}
114
115function pre {
116 local val=$1
117
118 echo -e "port: $((val >> 16))\ttype: $((val & 0xffff))"
119}
120
121function pre_ethtool {
122 local val=$1
123 local port=$((val >> 16))
124 local type=$((val & 0xffff))
125
126 case $type in
127 1)
128 type_name="vxlan"
129 ;;
130 2)
131 type_name="geneve"
132 ;;
133 4)
134 type_name="vxlan-gpe"
135 ;;
136 *)
137 type_name="bit X"
138 ;;
139 esac
140
141 echo "port $port, $type_name"
142}
143
144function check_table {
145 local path=$NSIM_DEV_DFS/ports/$port/udp_ports_table$1
146 local -n expected=$2
147 local last=$3
148
149 read -a have < $path
150
151 if [ ${#expected[@]} -ne ${#have[@]} ]; then
152 echo "check_table: BAD NUMBER OF ITEMS"
153 return 0
154 fi
155
156 for i in "${!expected[@]}"; do
157 if [ -n "$HAS_ETHTOOL" -a ${expected[i]} -ne 0 ]; then
158 pp_expected=`pre_ethtool ${expected[i]}`
159 ethtool --show-tunnels $NSIM_NETDEV | grep "$pp_expected" >/dev/null
160 if [ $? -ne 0 -a $last -ne 0 ]; then
161 err_cnt "ethtool table $1 on port $port: $pfx - $msg"
162 echo " check_table: ethtool does not contain '$pp_expected'"
163 ethtool --show-tunnels $NSIM_NETDEV
164 return 0
165
166 fi
167 fi
168
169 if [ ${expected[i]} != ${have[i]} ]; then
170 if [ $last -ne 0 ]; then
171 err_cnt "table $1 on port $port: $pfx - $msg"
172 echo " check_table: wrong entry $i"
173 echo " expected: `pre ${expected[i]}`"
174 echo " have: `pre ${have[i]}`"
175 return 0
176 fi
177 return 1
178 fi
179 done
180
181 pass_cnt
182 return 0
183}
184
185function check_tables {
186 # Need retries in case we have workqueue making the changes
187 local retries=10
188
189 while ! check_table 0 exp0 $((retries == 0)); do
190 sleep 0.02
191 ((retries--))
192 done
193 while ! check_table 1 exp1 $((retries == 0)); do
194 sleep 0.02
195 ((retries--))
196 done
197
198 if [ -n "$HAS_ETHTOOL" -a -n "${STATIC_ENTRIES[0]}" ]; then
199 fail=0
200 for i in "${!STATIC_ENTRIES[@]}"; do
201 pp_expected=`pre_ethtool ${STATIC_ENTRIES[i]}`
202 cnt=$(ethtool --show-tunnels $NSIM_NETDEV | grep -c "$pp_expected")
203 if [ $cnt -ne 1 ]; then
204 err_cnt "ethtool static entry: $pfx - $msg"
205 echo " check_table: ethtool does not contain '$pp_expected'"
206 ethtool --show-tunnels $NSIM_NETDEV
207 fail=1
208 fi
209 done
210 [ $fail == 0 ] && pass_cnt
211 fi
212}
213
214function print_table {
215 local path=$NSIM_DEV_DFS/ports/$port/udp_ports_table$1
216 read -a have < $path
217
218 tree $NSIM_DEV_DFS/
219
220 echo "Port $port table $1:"
221
222 for i in "${!have[@]}"; do
223 echo " `pre ${have[i]}`"
224 done
225
226}
227
228function print_tables {
229 print_table 0
230 print_table 1
231}
232
233function get_netdev_name {
234 local -n old=$1
235
236 new=$(ls /sys/class/net)
237
238 for netdev in $new; do
239 for check in $old; do
240 [ $netdev == $check ] && break
241 done
242
243 if [ $netdev != $check ]; then
244 echo $netdev
245 break
246 fi
247 done
248}
249
250###
251### Code start
252###
253
254# Probe ethtool support
255ethtool -h | grep show-tunnels 2>&1 >/dev/null && HAS_ETHTOOL=y
256
257modprobe netdevsim
258
259# Basic test
260pfx="basic"
261
262for port in 0 1; do
263 old_netdevs=$(ls /sys/class/net)
264 if [ $port -eq 0 ]; then
265 echo $NSIM_ID > /sys/bus/netdevsim/new_device
266 else
267 echo 1 > $NSIM_DEV_DFS/udp_ports_open_only
268 echo 1 > $NSIM_DEV_DFS/udp_ports_sleep
269 echo 1 > $NSIM_DEV_SYS/new_port
270 fi
271 NSIM_NETDEV=`get_netdev_name old_netdevs`
272
273 msg="new NIC device created"
274 exp0=( 0 0 0 0 )
275 exp1=( 0 0 0 0 )
276 check_tables
277
278 msg="VxLAN v4 devices"
279 exp0=( `mke 4789 1` 0 0 0 )
280 new_vxlan vxlan0 4789 $NSIM_NETDEV
281 new_vxlan vxlan1 4789 $NSIM_NETDEV
282
283 msg="VxLAN v4 devices go down"
284 exp0=( 0 0 0 0 )
285 ifconfig vxlan1 down
286 ifconfig vxlan0 down
287 check_tables
288
289 msg="VxLAN v6 devices"
290 exp0=( `mke 4789 1` 0 0 0 )
291 new_vxlan vxlanA 4789 $NSIM_NETDEV 6
292
293 for ifc in vxlan0 vxlan1; do
294 ifconfig $ifc up
295 done
296
297 new_vxlan vxlanB 4789 $NSIM_NETDEV 6
298
299 msg="another VxLAN v6 devices"
300 exp0=( `mke 4789 1` `mke 4790 1` 0 0 )
301 new_vxlan vxlanC 4790 $NSIM_NETDEV 6
302
303 msg="Geneve device"
304 exp1=( `mke 6081 2` 0 0 0 )
305 new_geneve gnv0 6081
306
307 msg="NIC device goes down"
308 ifconfig $NSIM_NETDEV down
309 if [ $port -eq 1 ]; then
310 exp0=( 0 0 0 0 )
311 exp1=( 0 0 0 0 )
312 fi
313 check_tables
314 msg="NIC device goes up again"
315 ifconfig $NSIM_NETDEV up
316 exp0=( `mke 4789 1` `mke 4790 1` 0 0 )
317 exp1=( `mke 6081 2` 0 0 0 )
318 check_tables
319
320 cleanup_tuns
321
322 msg="tunnels destroyed"
323 exp0=( 0 0 0 0 )
324 exp1=( 0 0 0 0 )
325 check_tables
326
327 modprobe -r geneve
328 modprobe -r vxlan
329 modprobe -r udp_tunnel
330
331 check_tables
332done
333
334modprobe -r netdevsim
335
336# Module tests
337pfx="module tests"
338
339if modinfo netdevsim | grep udp_tunnel >/dev/null; then
340 err_cnt "netdevsim depends on udp_tunnel"
341else
342 pass_cnt
343fi
344
345modprobe netdevsim
346
347old_netdevs=$(ls /sys/class/net)
348port=0
349echo $NSIM_ID > /sys/bus/netdevsim/new_device
350echo 0 > $NSIM_DEV_SYS/del_port
351echo 1000 > $NSIM_DEV_DFS/udp_ports_sleep
352echo 0 > $NSIM_DEV_SYS/new_port
353NSIM_NETDEV=`get_netdev_name old_netdevs`
354
355msg="create VxLANs"
356exp0=( 0 0 0 0 ) # sleep is longer than out wait
357new_vxlan vxlan0 10000 $NSIM_NETDEV
358
359modprobe -r vxlan
360modprobe -r udp_tunnel
361
362msg="remove tunnels"
363exp0=( 0 0 0 0 )
364check_tables
365
366msg="create VxLANs"
367exp0=( 0 0 0 0 ) # sleep is longer than out wait
368new_vxlan vxlan0 10000 $NSIM_NETDEV
369
370exp0=( 0 0 0 0 )
371
372modprobe -r netdevsim
373modprobe netdevsim
374
375# Overflow the table
376
377function overflow_table0 {
378 local pfx=$1
379
380 msg="create VxLANs 1/5"
381 exp0=( `mke 10000 1` 0 0 0 )
382 new_vxlan vxlan0 10000 $NSIM_NETDEV
383
384 msg="create VxLANs 2/5"
385 exp0=( `mke 10000 1` `mke 10001 1` 0 0 )
386 new_vxlan vxlan1 10001 $NSIM_NETDEV
387
388 msg="create VxLANs 3/5"
389 exp0=( `mke 10000 1` `mke 10001 1` `mke 10002 1` 0 )
390 new_vxlan vxlan2 10002 $NSIM_NETDEV
391
392 msg="create VxLANs 4/5"
393 exp0=( `mke 10000 1` `mke 10001 1` `mke 10002 1` `mke 10003 1` )
394 new_vxlan vxlan3 10003 $NSIM_NETDEV
395
396 msg="create VxLANs 5/5"
397 new_vxlan vxlan4 10004 $NSIM_NETDEV
398}
399
400function overflow_table1 {
401 local pfx=$1
402
403 msg="create GENEVE 1/5"
404 exp1=( `mke 20000 2` 0 0 0 )
405 new_geneve gnv0 20000
406
407 msg="create GENEVE 2/5"
408 exp1=( `mke 20000 2` `mke 20001 2` 0 0 )
409 new_geneve gnv1 20001
410
411 msg="create GENEVE 3/5"
412 exp1=( `mke 20000 2` `mke 20001 2` `mke 20002 2` 0 )
413 new_geneve gnv2 20002
414
415 msg="create GENEVE 4/5"
416 exp1=( `mke 20000 2` `mke 20001 2` `mke 20002 2` `mke 20003 2` )
417 new_geneve gnv3 20003
418
419 msg="create GENEVE 5/5"
420 new_geneve gnv4 20004
421}
422
423echo $NSIM_ID > /sys/bus/netdevsim/new_device
424echo 0 > $NSIM_DEV_SYS/del_port
425
426for port in 0 1; do
427 if [ $port -ne 0 ]; then
428 echo 1 > $NSIM_DEV_DFS/udp_ports_open_only
429 echo 1 > $NSIM_DEV_DFS/udp_ports_sleep
430 fi
431
432 echo $port > $NSIM_DEV_SYS/new_port
433 ifconfig $NSIM_NETDEV up
434
435 overflow_table0 "overflow NIC table"
436 overflow_table1 "overflow NIC table"
437
438 msg="replace VxLAN in overflow table"
439 exp0=( `mke 10000 1` `mke 10004 1` `mke 10002 1` `mke 10003 1` )
440 del_dev vxlan1
441
442 msg="vacate VxLAN in overflow table"
443 exp0=( `mke 10000 1` `mke 10004 1` 0 `mke 10003 1` )
444 del_dev vxlan2
445
446 msg="replace GENEVE in overflow table"
447 exp1=( `mke 20000 2` `mke 20004 2` `mke 20002 2` `mke 20003 2` )
448 del_dev gnv1
449
450 msg="vacate GENEVE in overflow table"
451 exp1=( `mke 20000 2` `mke 20004 2` 0 `mke 20003 2` )
452 del_dev gnv2
453
454 msg="table sharing - share"
455 exp1=( `mke 20000 2` `mke 20004 2` `mke 30001 4` `mke 20003 2` )
456 new_vxlan vxlanG0 30001 $NSIM_NETDEV 4 "gpe external"
457
458 msg="table sharing - overflow"
459 new_vxlan vxlanG1 30002 $NSIM_NETDEV 4 "gpe external"
460 msg="table sharing - overflow v6"
461 new_vxlan vxlanG2 30002 $NSIM_NETDEV 6 "gpe external"
462
463 exp1=( `mke 20000 2` `mke 30002 4` `mke 30001 4` `mke 20003 2` )
464 del_dev gnv4
465
466 msg="destroy NIC"
467 echo $port > $NSIM_DEV_SYS/del_port
468
469 cleanup_tuns
470 exp0=( 0 0 0 0 )
471 exp1=( 0 0 0 0 )
472done
473
474cleanup_nsim
475
476# Sync all
477pfx="sync all"
478
479echo $NSIM_ID > /sys/bus/netdevsim/new_device
480echo 0 > $NSIM_DEV_SYS/del_port
481echo 1 > $NSIM_DEV_DFS/udp_ports_sync_all
482
483for port in 0 1; do
484 if [ $port -ne 0 ]; then
485 echo 1 > $NSIM_DEV_DFS/udp_ports_open_only
486 echo 1 > $NSIM_DEV_DFS/udp_ports_sleep
487 fi
488
489 echo $port > $NSIM_DEV_SYS/new_port
490 ifconfig $NSIM_NETDEV up
491
492 overflow_table0 "overflow NIC table"
493 overflow_table1 "overflow NIC table"
494
495 msg="replace VxLAN in overflow table"
496 exp0=( `mke 10000 1` `mke 10004 1` `mke 10002 1` `mke 10003 1` )
497 del_dev vxlan1
498
499 msg="vacate VxLAN in overflow table"
500 exp0=( `mke 10000 1` `mke 10004 1` 0 `mke 10003 1` )
501 del_dev vxlan2
502
503 msg="replace GENEVE in overflow table"
504 exp1=( `mke 20000 2` `mke 20004 2` `mke 20002 2` `mke 20003 2` )
505 del_dev gnv1
506
507 msg="vacate GENEVE in overflow table"
508 exp1=( `mke 20000 2` `mke 20004 2` 0 `mke 20003 2` )
509 del_dev gnv2
510
511 msg="table sharing - share"
512 exp1=( `mke 20000 2` `mke 20004 2` `mke 30001 4` `mke 20003 2` )
513 new_vxlan vxlanG0 30001 $NSIM_NETDEV 4 "gpe external"
514
515 msg="table sharing - overflow"
516 new_vxlan vxlanG1 30002 $NSIM_NETDEV 4 "gpe external"
517 msg="table sharing - overflow v6"
518 new_vxlan vxlanG2 30002 $NSIM_NETDEV 6 "gpe external"
519
520 exp1=( `mke 20000 2` `mke 30002 4` `mke 30001 4` `mke 20003 2` )
521 del_dev gnv4
522
523 msg="destroy NIC"
524 echo $port > $NSIM_DEV_SYS/del_port
525
526 cleanup_tuns
527 exp0=( 0 0 0 0 )
528 exp1=( 0 0 0 0 )
529done
530
531cleanup_nsim
532
533# Destroy full NIC
534pfx="destroy full"
535
536echo $NSIM_ID > /sys/bus/netdevsim/new_device
537echo 0 > $NSIM_DEV_SYS/del_port
538
539for port in 0 1; do
540 if [ $port -ne 0 ]; then
541 echo 1 > $NSIM_DEV_DFS/udp_ports_open_only
542 echo 1 > $NSIM_DEV_DFS/udp_ports_sleep
543 fi
544
545 echo $port > $NSIM_DEV_SYS/new_port
546 ifconfig $NSIM_NETDEV up
547
548 overflow_table0 "destroy NIC"
549 overflow_table1 "destroy NIC"
550
551 msg="destroy NIC"
552 echo $port > $NSIM_DEV_SYS/del_port
553
554 cleanup_tuns
555 exp0=( 0 0 0 0 )
556 exp1=( 0 0 0 0 )
557done
558
559cleanup_nsim
560
561# IPv4 only
562pfx="IPv4 only"
563
564echo $NSIM_ID > /sys/bus/netdevsim/new_device
565echo 0 > $NSIM_DEV_SYS/del_port
566echo 1 > $NSIM_DEV_DFS/udp_ports_ipv4_only
567
568for port in 0 1; do
569 if [ $port -ne 0 ]; then
570 echo 1 > $NSIM_DEV_DFS/udp_ports_open_only
571 echo 1 > $NSIM_DEV_DFS/udp_ports_sleep
572 fi
573
574 echo $port > $NSIM_DEV_SYS/new_port
575 ifconfig $NSIM_NETDEV up
576
577 msg="create VxLANs v6"
578 new_vxlan vxlanA0 10000 $NSIM_NETDEV 6
579
580 msg="create VxLANs v6"
581 new_vxlan vxlanA1 10000 $NSIM_NETDEV 6
582
583 ip link set dev vxlanA0 down
584 ip link set dev vxlanA0 up
585 check_tables
586
587 msg="create VxLANs v4"
588 exp0=( `mke 10000 1` 0 0 0 )
589 new_vxlan vxlan0 10000 $NSIM_NETDEV
590
591 msg="down VxLANs v4"
592 exp0=( 0 0 0 0 )
593 ip link set dev vxlan0 down
594 check_tables
595
596 msg="up VxLANs v4"
597 exp0=( `mke 10000 1` 0 0 0 )
598 ip link set dev vxlan0 up
599 check_tables
600
601 msg="destroy VxLANs v4"
602 exp0=( 0 0 0 0 )
603 del_dev vxlan0
604
605 msg="recreate VxLANs v4"
606 exp0=( `mke 10000 1` 0 0 0 )
607 new_vxlan vxlan0 10000 $NSIM_NETDEV
608
609 del_dev vxlanA0
610 del_dev vxlanA1
611
612 msg="destroy NIC"
613 echo $port > $NSIM_DEV_SYS/del_port
614
615 cleanup_tuns
616 exp0=( 0 0 0 0 )
617 exp1=( 0 0 0 0 )
618done
619
620cleanup_nsim
621
622# Failures
623pfx="error injection"
624
625echo $NSIM_ID > /sys/bus/netdevsim/new_device
626echo 0 > $NSIM_DEV_SYS/del_port
627
628for port in 0 1; do
629 if [ $port -ne 0 ]; then
630 echo 1 > $NSIM_DEV_DFS/udp_ports_open_only
631 echo 1 > $NSIM_DEV_DFS/udp_ports_sleep
632 fi
633
634 echo $port > $NSIM_DEV_SYS/new_port
635 ifconfig $NSIM_NETDEV up
636
637 echo 110 > $NSIM_DEV_DFS/ports/$port/udp_ports_inject_error
638
639 msg="1 - create VxLANs v6"
640 exp0=( 0 0 0 0 )
641 new_vxlan vxlanA0 10000 $NSIM_NETDEV 6
642
643 msg="1 - create VxLANs v4"
644 exp0=( `mke 10000 1` 0 0 0 )
645 new_vxlan vxlan0 10000 $NSIM_NETDEV
646
647 msg="1 - remove VxLANs v4"
648 del_dev vxlan0
649
650 msg="1 - remove VxLANs v6"
651 exp0=( 0 0 0 0 )
652 del_dev vxlanA0
653
654 msg="2 - create GENEVE"
655 exp1=( `mke 20000 2` 0 0 0 )
656 new_geneve gnv0 20000
657
658 msg="2 - destroy GENEVE"
659 echo 2 > $NSIM_DEV_DFS/ports/$port/udp_ports_inject_error
660 exp1=( `mke 20000 2` 0 0 0 )
661 del_dev gnv0
662
663 msg="2 - create second GENEVE"
664 exp1=( 0 `mke 20001 2` 0 0 )
665 new_geneve gnv0 20001
666
667 msg="destroy NIC"
668 echo $port > $NSIM_DEV_SYS/del_port
669
670 cleanup_tuns
671 exp0=( 0 0 0 0 )
672 exp1=( 0 0 0 0 )
673done
674
675cleanup_nsim
676
677# netdev flags
678pfx="netdev flags"
679
680echo $NSIM_ID > /sys/bus/netdevsim/new_device
681echo 0 > $NSIM_DEV_SYS/del_port
682
683for port in 0 1; do
684 if [ $port -ne 0 ]; then
685 echo 1 > $NSIM_DEV_DFS/udp_ports_open_only
686 echo 1 > $NSIM_DEV_DFS/udp_ports_sleep
687 fi
688
689 echo $port > $NSIM_DEV_SYS/new_port
690 ifconfig $NSIM_NETDEV up
691
692 msg="create VxLANs v6"
693 exp0=( `mke 10000 1` 0 0 0 )
694 new_vxlan vxlanA0 10000 $NSIM_NETDEV 6
695
696 msg="create VxLANs v4"
697 new_vxlan vxlan0 10000 $NSIM_NETDEV
698
699 msg="turn off"
700 exp0=( 0 0 0 0 )
701 ethtool -K $NSIM_NETDEV rx-udp_tunnel-port-offload off
702 check_tables
703
704 msg="turn on"
705 exp0=( `mke 10000 1` 0 0 0 )
706 ethtool -K $NSIM_NETDEV rx-udp_tunnel-port-offload on
707 check_tables
708
709 msg="remove both"
710 del_dev vxlanA0
711 exp0=( 0 0 0 0 )
712 del_dev vxlan0
713 check_tables
714
715 ethtool -K $NSIM_NETDEV rx-udp_tunnel-port-offload off
716
717 msg="create VxLANs v4 - off"
718 exp0=( 0 0 0 0 )
719 new_vxlan vxlan0 10000 $NSIM_NETDEV
720
721 msg="created off - turn on"
722 exp0=( `mke 10000 1` 0 0 0 )
723 ethtool -K $NSIM_NETDEV rx-udp_tunnel-port-offload on
724 check_tables
725
726 msg="destroy NIC"
727 echo $port > $NSIM_DEV_SYS/del_port
728
729 cleanup_tuns
730 exp0=( 0 0 0 0 )
731 exp1=( 0 0 0 0 )
732done
733
734cleanup_nsim
735
736# device initiated reset
737pfx="reset notification"
738
739echo $NSIM_ID > /sys/bus/netdevsim/new_device
740echo 0 > $NSIM_DEV_SYS/del_port
741
742for port in 0 1; do
743 if [ $port -ne 0 ]; then
744 echo 1 > $NSIM_DEV_DFS/udp_ports_open_only
745 echo 1 > $NSIM_DEV_DFS/udp_ports_sleep
746 fi
747
748 echo $port > $NSIM_DEV_SYS/new_port
749 ifconfig $NSIM_NETDEV up
750
751 msg="create VxLANs v6"
752 exp0=( `mke 10000 1` 0 0 0 )
753 new_vxlan vxlanA0 10000 $NSIM_NETDEV 6
754
755 msg="create VxLANs v4"
756 new_vxlan vxlan0 10000 $NSIM_NETDEV
757
758 echo 1 > $NSIM_DEV_DFS/ports/$port/udp_ports_reset
759 check_tables
760
761 msg="NIC device goes down"
762 ifconfig $NSIM_NETDEV down
763 if [ $port -eq 1 ]; then
764 exp0=( 0 0 0 0 )
765 exp1=( 0 0 0 0 )
766 fi
767 check_tables
768
769 echo 1 > $NSIM_DEV_DFS/ports/$port/udp_ports_reset
770 check_tables
771
772 msg="NIC device goes up again"
773 ifconfig $NSIM_NETDEV up
774 exp0=( `mke 10000 1` 0 0 0 )
775 check_tables
776
777 msg="remove both"
778 del_dev vxlanA0
779 exp0=( 0 0 0 0 )
780 del_dev vxlan0
781 check_tables
782
783 echo 1 > $NSIM_DEV_DFS/ports/$port/udp_ports_reset
784 check_tables
785
786 msg="destroy NIC"
787 echo $port > $NSIM_DEV_SYS/del_port
788
789 cleanup_tuns
790 exp0=( 0 0 0 0 )
791 exp1=( 0 0 0 0 )
792done
793
794cleanup_nsim
795
796# shared port tables
797pfx="table sharing"
798
799echo $NSIM_ID > /sys/bus/netdevsim/new_device
800echo 0 > $NSIM_DEV_SYS/del_port
801
802echo 0 > $NSIM_DEV_DFS/udp_ports_open_only
803echo 1 > $NSIM_DEV_DFS/udp_ports_sleep
804echo 1 > $NSIM_DEV_DFS/udp_ports_shared
805
806old_netdevs=$(ls /sys/class/net)
807echo 1 > $NSIM_DEV_SYS/new_port
808NSIM_NETDEV=`get_netdev_name old_netdevs`
809old_netdevs=$(ls /sys/class/net)
810echo 2 > $NSIM_DEV_SYS/new_port
811NSIM_NETDEV2=`get_netdev_name old_netdevs`
812
813msg="VxLAN v4 devices"
814exp0=( `mke 4789 1` 0 0 0 )
815exp1=( 0 0 0 0 )
816new_vxlan vxlan0 4789 $NSIM_NETDEV
817new_vxlan vxlan1 4789 $NSIM_NETDEV2
818
819msg="VxLAN v4 devices go down"
820exp0=( 0 0 0 0 )
821ifconfig vxlan1 down
822ifconfig vxlan0 down
823check_tables
824
825for ifc in vxlan0 vxlan1; do
826 ifconfig $ifc up
827done
828
829msg="VxLAN v6 device"
830exp0=( `mke 4789 1` `mke 4790 1` 0 0 )
831new_vxlan vxlanC 4790 $NSIM_NETDEV 6
832
833msg="Geneve device"
834exp1=( `mke 6081 2` 0 0 0 )
835new_geneve gnv0 6081
836
837msg="NIC device goes down"
838ifconfig $NSIM_NETDEV down
839check_tables
840
841msg="NIC device goes up again"
842ifconfig $NSIM_NETDEV up
843check_tables
844
845for i in `seq 2`; do
846 msg="turn feature off - 1, rep $i"
847 ethtool -K $NSIM_NETDEV rx-udp_tunnel-port-offload off
848 check_tables
849
850 msg="turn feature off - 2, rep $i"
851 exp0=( 0 0 0 0 )
852 exp1=( 0 0 0 0 )
853 ethtool -K $NSIM_NETDEV2 rx-udp_tunnel-port-offload off
854 check_tables
855
856 msg="turn feature on - 1, rep $i"
857 exp0=( `mke 4789 1` `mke 4790 1` 0 0 )
858 exp1=( `mke 6081 2` 0 0 0 )
859 ethtool -K $NSIM_NETDEV rx-udp_tunnel-port-offload on
860 check_tables
861
862 msg="turn feature on - 2, rep $i"
863 ethtool -K $NSIM_NETDEV2 rx-udp_tunnel-port-offload on
864 check_tables
865done
866
867msg="tunnels destroyed 1"
868cleanup_tuns
869exp0=( 0 0 0 0 )
870exp1=( 0 0 0 0 )
871check_tables
872
873overflow_table0 "overflow NIC table"
874
875msg="re-add a port"
876
877echo 2 > $NSIM_DEV_SYS/del_port
878echo 2 > $NSIM_DEV_SYS/new_port
879check_tables
880
881msg="replace VxLAN in overflow table"
882exp0=( `mke 10000 1` `mke 10004 1` `mke 10002 1` `mke 10003 1` )
883del_dev vxlan1
884
885msg="vacate VxLAN in overflow table"
886exp0=( `mke 10000 1` `mke 10004 1` 0 `mke 10003 1` )
887del_dev vxlan2
888
889echo 1 > $NSIM_DEV_DFS/ports/$port/udp_ports_reset
890check_tables
891
892msg="tunnels destroyed 2"
893cleanup_tuns
894exp0=( 0 0 0 0 )
895exp1=( 0 0 0 0 )
896check_tables
897
898echo 1 > $NSIM_DEV_SYS/del_port
899echo 2 > $NSIM_DEV_SYS/del_port
900
901cleanup_nsim
902
903# Static IANA port
904pfx="static IANA vxlan"
905
906echo $NSIM_ID > /sys/bus/netdevsim/new_device
907echo 0 > $NSIM_DEV_SYS/del_port
908
909echo 1 > $NSIM_DEV_DFS/udp_ports_static_iana_vxlan
910STATIC_ENTRIES=( `mke 4789 1` )
911
912port=1
913old_netdevs=$(ls /sys/class/net)
914echo $port > $NSIM_DEV_SYS/new_port
915NSIM_NETDEV=`get_netdev_name old_netdevs`
916
917msg="check empty"
918exp0=( 0 0 0 0 )
919exp1=( 0 0 0 0 )
920check_tables
921
922msg="add on static port"
923new_vxlan vxlan0 4789 $NSIM_NETDEV
924new_vxlan vxlan1 4789 $NSIM_NETDEV
925
926msg="add on different port"
927exp0=( `mke 4790 1` 0 0 0 )
928new_vxlan vxlan2 4790 $NSIM_NETDEV
929
930cleanup_tuns
931
932msg="tunnels destroyed"
933exp0=( 0 0 0 0 )
934exp1=( 0 0 0 0 )
935check_tables
936
937msg="different type"
938new_geneve gnv0 4789
939
940cleanup_tuns
941cleanup_nsim
942
943# END
944
945modprobe -r netdevsim
946
947if [ $num_errors -eq 0 ]; then
948 echo "PASSED all $num_cases checks"
949else
950 echo "FAILED $num_errors/$num_cases checks"
951fi
952
953exit $EXIT_STATUS