projects/linux·blob uaccess-cleanups · refs

956 lines · 25.2 KiB

1#!/bin/bash
2# SPDX-License-Identifier: GPL-2.0
3
4lib_dir=$(dirname $0)/../../../net/forwarding
5
6ALL_TESTS="fw_flash_test params_test \
7 params_default_test regions_test reload_test \
8 netns_reload_test resource_test resource_dump_test \
9 port_resource_doit_test dev_info_test \
10 empty_reporter_test dummy_reporter_test rate_test"
11NUM_NETIFS=0
12source $lib_dir/lib.sh
13
14BUS_ADDR=10
15PORT_COUNT=4
16VF_COUNT=4
17DEV_NAME=netdevsim$BUS_ADDR
18SYSFS_NET_DIR=/sys/bus/netdevsim/devices/$DEV_NAME/net/
19DEBUGFS_DIR=/sys/kernel/debug/netdevsim/$DEV_NAME/
20DL_HANDLE=netdevsim/$DEV_NAME
21
22wait_for_devlink()
23{
24 "$@" | grep -q $DL_HANDLE
25}
26
27devlink_wait()
28{
29 local timeout=$1
30
31 busywait "$timeout" wait_for_devlink devlink dev
32}
33
34fw_flash_test()
35{
36 DUMMYFILE=$(find /lib/firmware -type f -printf '%P\n' | head -1)
37 RET=0
38
39 if [ -z "$DUMMYFILE" ]
40 then
41 echo "SKIP: unable to find suitable dummy firmware file"
42 return
43 fi
44
45 echo "10"> $DEBUGFS_DIR/fw_update_flash_chunk_time_ms
46
47 devlink dev flash $DL_HANDLE file $DUMMYFILE
48 check_err $? "Failed to flash with status updates on"
49
50 devlink dev flash $DL_HANDLE file $DUMMYFILE component fw.mgmt
51 check_err $? "Failed to flash with component attribute"
52
53 devlink dev flash $DL_HANDLE file $DUMMYFILE overwrite settings
54 check_fail $? "Flash with overwrite settings should be rejected"
55
56 echo "1"> $DEBUGFS_DIR/fw_update_overwrite_mask
57 check_err $? "Failed to change allowed overwrite mask"
58
59 devlink dev flash $DL_HANDLE file $DUMMYFILE overwrite settings
60 check_err $? "Failed to flash with settings overwrite enabled"
61
62 devlink dev flash $DL_HANDLE file $DUMMYFILE overwrite identifiers
63 check_fail $? "Flash with overwrite settings should be identifiers"
64
65 echo "3"> $DEBUGFS_DIR/fw_update_overwrite_mask
66 check_err $? "Failed to change allowed overwrite mask"
67
68 devlink dev flash $DL_HANDLE file $DUMMYFILE overwrite identifiers overwrite settings
69 check_err $? "Failed to flash with settings and identifiers overwrite enabled"
70
71 echo "n"> $DEBUGFS_DIR/fw_update_status
72 check_err $? "Failed to disable status updates"
73
74 devlink dev flash $DL_HANDLE file $DUMMYFILE
75 check_err $? "Failed to flash with status updates off"
76
77 log_test "fw flash test"
78}
79
80param_get()
81{
82 local name=$1
83 local attr=${2:-value}
84 local cmode=${3:-driverinit}
85
86 cmd_jq "devlink dev param show $DL_HANDLE name $name -j" \
87 '.[][][].values[] | select(.cmode == "'"$cmode"'").'"$attr"
88}
89
90param_set()
91{
92 local name=$1
93 local value=$2
94 local cmode=${3:-driverinit}
95
96 devlink dev param set $DL_HANDLE name $name cmode $cmode value $value
97}
98
99param_set_default()
100{
101 local name=$1
102 local cmode=${2:-driverinit}
103
104 devlink dev param set $DL_HANDLE name $name default cmode $cmode
105}
106
107check_value()
108{
109 local name=$1
110 local phase_name=$2
111 local expected_param_value=$3
112 local expected_debugfs_value=$4
113 local cmode=${5:-driverinit}
114 local value
115 local attr="value"
116
117 if [[ "$phase_name" == *"default"* ]]; then
118 attr="default"
119 fi
120
121 value=$(param_get $name $attr $cmode)
122 check_err $? "Failed to get $name param $attr"
123 [ "$value" == "$expected_param_value" ]
124 check_err $? "Unexpected $phase_name $name param $attr"
125 value=$(<$DEBUGFS_DIR/$name)
126 check_err $? "Failed to get $name debugfs value"
127 [ "$value" == "$expected_debugfs_value" ]
128 check_err $? "Unexpected $phase_name $name debugfs value"
129}
130
131params_test()
132{
133 RET=0
134
135 local max_macs
136 local test1
137
138 check_value max_macs initial 32 32
139 check_value test1 initial true Y
140
141 param_set max_macs 16
142 check_err $? "Failed to set max_macs param value"
143 param_set test1 false
144 check_err $? "Failed to set test1 param value"
145
146 check_value max_macs post-set 16 32
147 check_value test1 post-set false Y
148
149 devlink dev reload $DL_HANDLE
150
151 check_value max_macs post-reload 16 16
152 check_value test1 post-reload false N
153
154 log_test "params test"
155}
156
157value_to_debugfs()
158{
159 local value=$1
160
161 case "$value" in
162 true)
163 echo "Y"
164 ;;
165 false)
166 echo "N"
167 ;;
168 *)
169 echo "$value"
170 ;;
171 esac
172}
173
174test_default()
175{
176 local param_name=$1
177 local new_value=$2
178 local expected_default=$3
179 local cmode=${4:-driverinit}
180 local default_debugfs
181 local new_debugfs
182 local expected_debugfs
183
184 default_debugfs=$(value_to_debugfs $expected_default)
185 new_debugfs=$(value_to_debugfs $new_value)
186
187 expected_debugfs=$default_debugfs
188 check_value $param_name initial-default $expected_default $expected_debugfs $cmode
189
190 param_set $param_name $new_value $cmode
191 check_err $? "Failed to set $param_name to $new_value"
192
193 expected_debugfs=$([ "$cmode" == "runtime" ] && echo "$new_debugfs" || echo "$default_debugfs")
194 check_value $param_name post-set $new_value $expected_debugfs $cmode
195
196 devlink dev reload $DL_HANDLE
197 check_err $? "Failed to reload device"
198
199 expected_debugfs=$new_debugfs
200 check_value $param_name post-reload-new-value $new_value $expected_debugfs $cmode
201
202 param_set_default $param_name $cmode
203 check_err $? "Failed to set $param_name to default"
204
205 expected_debugfs=$([ "$cmode" == "runtime" ] && echo "$default_debugfs" || echo "$new_debugfs")
206 check_value $param_name post-set-default $expected_default $expected_debugfs $cmode
207
208 devlink dev reload $DL_HANDLE
209 check_err $? "Failed to reload device"
210
211 expected_debugfs=$default_debugfs
212 check_value $param_name post-reload-default $expected_default $expected_debugfs $cmode
213}
214
215params_default_test()
216{
217 RET=0
218
219 if ! devlink dev param help 2>&1 | grep -q "value VALUE | default"; then
220 echo "SKIP: devlink cli missing default feature"
221 return
222 fi
223
224 # Remove side effects of previous tests. Use plain param_set, because
225 # param_set_default is a feature under test here.
226 param_set max_macs 32 driverinit
227 check_err $? "Failed to reset max_macs to default value"
228 param_set test1 true driverinit
229 check_err $? "Failed to reset test1 to default value"
230 param_set test2 1234 runtime
231 check_err $? "Failed to reset test2 to default value"
232
233 devlink dev reload $DL_HANDLE
234 check_err $? "Failed to reload device for clean state"
235
236 test_default max_macs 16 32 driverinit
237 test_default test1 false true driverinit
238 test_default test2 100 1234 runtime
239
240 log_test "params default test"
241}
242
243check_region_size()
244{
245 local name=$1
246 local size
247
248 size=$(devlink region show $DL_HANDLE/$name -j | jq -e -r '.[][].size')
249 check_err $? "Failed to get $name region size"
250 [ $size -eq 32768 ]
251 check_err $? "Invalid $name region size"
252}
253
254check_region_snapshot_count()
255{
256 local name=$1
257 local phase_name=$2
258 local expected_count=$3
259 local count
260
261 count=$(devlink region show $DL_HANDLE/$name -j | jq -e -r '.[][].snapshot | length')
262 [ $count -eq $expected_count ]
263 check_err $? "Unexpected $phase_name snapshot count"
264}
265
266regions_test()
267{
268 RET=0
269
270 local count
271
272 check_region_size dummy
273 check_region_snapshot_count dummy initial 0
274
275 echo ""> $DEBUGFS_DIR/take_snapshot
276 check_err $? "Failed to take first dummy region snapshot"
277 check_region_snapshot_count dummy post-first-snapshot 1
278
279 echo ""> $DEBUGFS_DIR/take_snapshot
280 check_err $? "Failed to take second dummy region snapshot"
281 check_region_snapshot_count dummy post-second-snapshot 2
282
283 echo ""> $DEBUGFS_DIR/take_snapshot
284 check_err $? "Failed to take third dummy region snapshot"
285 check_region_snapshot_count dummy post-third-snapshot 3
286
287 devlink region del $DL_HANDLE/dummy snapshot 1
288 check_err $? "Failed to delete first dummy region snapshot"
289
290 check_region_snapshot_count dummy post-first-delete 2
291
292 devlink region new $DL_HANDLE/dummy snapshot 25
293 check_err $? "Failed to create a new snapshot with id 25"
294
295 check_region_snapshot_count dummy post-first-request 3
296
297 devlink region dump $DL_HANDLE/dummy snapshot 25 >> /dev/null
298 check_err $? "Failed to dump snapshot with id 25"
299
300 devlink region read $DL_HANDLE/dummy snapshot 25 addr 0 len 1 >> /dev/null
301 check_err $? "Failed to read snapshot with id 25 (1 byte)"
302
303 devlink region read $DL_HANDLE/dummy snapshot 25 addr 128 len 128 >> /dev/null
304 check_err $? "Failed to read snapshot with id 25 (128 bytes)"
305
306 devlink region read $DL_HANDLE/dummy snapshot 25 addr 128 len $((1<<32)) >> /dev/null
307 check_err $? "Failed to read snapshot with id 25 (oversized)"
308
309 devlink region read $DL_HANDLE/dummy snapshot 25 addr $((1<<32)) len 128 >> /dev/null 2>&1
310 check_fail $? "Bad read of snapshot with id 25 did not fail"
311
312 devlink region del $DL_HANDLE/dummy snapshot 25
313 check_err $? "Failed to delete snapshot with id 25"
314
315 check_region_snapshot_count dummy post-second-delete 2
316
317 sid=$(devlink -j region new $DL_HANDLE/dummy | jq '.[][][][]')
318 check_err $? "Failed to create a new snapshot with id allocated by the kernel"
319
320 check_region_snapshot_count dummy post-first-request 3
321
322 devlink region dump $DL_HANDLE/dummy snapshot $sid >> /dev/null
323 check_err $? "Failed to dump a snapshot with id allocated by the kernel"
324
325 devlink region del $DL_HANDLE/dummy snapshot $sid
326 check_err $? "Failed to delete snapshot with id allocated by the kernel"
327
328 check_region_snapshot_count dummy post-first-request 2
329
330 log_test "regions test"
331}
332
333reload_test()
334{
335 RET=0
336
337 devlink dev reload $DL_HANDLE
338 check_err $? "Failed to reload"
339
340 echo "y"> $DEBUGFS_DIR/fail_reload
341 check_err $? "Failed to setup devlink reload to fail"
342
343 devlink dev reload $DL_HANDLE
344 check_fail $? "Unexpected success of devlink reload"
345
346 echo "n"> $DEBUGFS_DIR/fail_reload
347 check_err $? "Failed to setup devlink reload not to fail"
348
349 devlink dev reload $DL_HANDLE
350 check_err $? "Failed to reload after set not to fail"
351
352 echo "y"> $DEBUGFS_DIR/dont_allow_reload
353 check_err $? "Failed to forbid devlink reload"
354
355 devlink dev reload $DL_HANDLE
356 check_fail $? "Unexpected success of devlink reload"
357
358 echo "n"> $DEBUGFS_DIR/dont_allow_reload
359 check_err $? "Failed to re-enable devlink reload"
360
361 devlink dev reload $DL_HANDLE
362 check_err $? "Failed to reload after re-enable"
363
364 log_test "reload test"
365}
366
367netns_reload_test()
368{
369 RET=0
370
371 ip netns add testns1
372 check_err $? "Failed add netns \"testns1\""
373 ip netns add testns2
374 check_err $? "Failed add netns \"testns2\""
375
376 devlink dev reload $DL_HANDLE netns testns1
377 check_err $? "Failed to reload into netns \"testns1\""
378
379 devlink -N testns1 dev reload $DL_HANDLE netns testns2
380 check_err $? "Failed to reload from netns \"testns1\" into netns \"testns2\""
381
382 ip netns del testns2
383 ip netns del testns1
384
385 # Wait until netns async cleanup is done.
386 devlink_wait 2000
387
388 log_test "netns reload test"
389}
390
391DUMMYDEV="dummytest"
392
393res_val_get()
394{
395 local netns=$1
396 local parentname=$2
397 local name=$3
398 local type=$4
399
400 cmd_jq "devlink -N $netns resource show $DL_HANDLE -j" \
401 ".[][][] | select(.name == \"$parentname\").resources[] \
402 | select(.name == \"$name\").$type"
403}
404
405resource_test()
406{
407 RET=0
408
409 ip netns add testns1
410 check_err $? "Failed add netns \"testns1\""
411 ip netns add testns2
412 check_err $? "Failed add netns \"testns2\""
413
414 devlink dev reload $DL_HANDLE netns testns1
415 check_err $? "Failed to reload into netns \"testns1\""
416
417 # Create dummy dev to add the address and routes on.
418
419 ip -n testns1 link add name $DUMMYDEV type dummy
420 check_err $? "Failed create dummy device"
421 ip -n testns1 link set $DUMMYDEV up
422 check_err $? "Failed bring up dummy device"
423 ip -n testns1 a a 192.0.1.1/24 dev $DUMMYDEV
424 check_err $? "Failed add an IP address to dummy device"
425
426 local occ=$(res_val_get testns1 IPv4 fib occ)
427 local limit=$((occ+1))
428
429 # Set fib size limit to handle one another route only.
430
431 devlink -N testns1 resource set $DL_HANDLE path IPv4/fib size $limit
432 check_err $? "Failed to set IPv4/fib resource size"
433 local size_new=$(res_val_get testns1 IPv4 fib size_new)
434 [ "$size_new" -eq "$limit" ]
435 check_err $? "Unexpected \"size_new\" value (got $size_new, expected $limit)"
436
437 devlink -N testns1 dev reload $DL_HANDLE
438 check_err $? "Failed to reload"
439 local size=$(res_val_get testns1 IPv4 fib size)
440 [ "$size" -eq "$limit" ]
441 check_err $? "Unexpected \"size\" value (got $size, expected $limit)"
442
443 # Insert 2 routes, the first is going to be inserted,
444 # the second is expected to fail to be inserted.
445
446 ip -n testns1 r a 192.0.2.0/24 via 192.0.1.2
447 check_err $? "Failed to add route"
448
449 ip -n testns1 r a 192.0.3.0/24 via 192.0.1.2
450 check_fail $? "Unexpected successful route add over limit"
451
452 # Now create another dummy in second network namespace and
453 # insert two routes. That is over the limit of the netdevsim
454 # instance in the first namespace. Move the netdevsim instance
455 # into the second namespace and expect it to fail.
456
457 ip -n testns2 link add name $DUMMYDEV type dummy
458 check_err $? "Failed create dummy device"
459 ip -n testns2 link set $DUMMYDEV up
460 check_err $? "Failed bring up dummy device"
461 ip -n testns2 a a 192.0.1.1/24 dev $DUMMYDEV
462 check_err $? "Failed add an IP address to dummy device"
463 ip -n testns2 r a 192.0.2.0/24 via 192.0.1.2
464 check_err $? "Failed to add route"
465 ip -n testns2 r a 192.0.3.0/24 via 192.0.1.2
466 check_err $? "Failed to add route"
467
468 devlink -N testns1 dev reload $DL_HANDLE netns testns2
469 check_fail $? "Unexpected successful reload from netns \"testns1\" into netns \"testns2\""
470
471 devlink -N testns2 resource set $DL_HANDLE path IPv4/fib size ' -1'
472 check_err $? "Failed to reset IPv4/fib resource size"
473
474 devlink -N testns2 dev reload $DL_HANDLE netns 1
475 check_err $? "Failed to reload devlink back"
476
477 ip netns del testns2
478 ip netns del testns1
479
480 # Wait until netns async cleanup is done.
481 devlink_wait 2000
482
483 log_test "resource test"
484}
485
486resource_dump_test()
487{
488 RET=0
489
490 local port_jq
491 local dev_jq
492 local dl_jq
493 local count
494
495 dl_jq="with_entries(select(.key | startswith(\"$DL_HANDLE\")))"
496 port_jq="[.[] | $dl_jq | keys |"
497 port_jq+=" map(select(test(\"/.+/\"))) | length] | add"
498 dev_jq="[.[] | $dl_jq | keys |"
499 dev_jq+=" map(select(test(\"/.+/\")|not)) | length] | add"
500
501 if ! devlink resource help 2>&1 | grep -q "scope"; then
502 echo "SKIP: devlink resource show not supported"
503 return
504 fi
505
506 devlink resource show > /dev/null 2>&1
507 check_err $? "Failed to dump all resources"
508
509 count=$(cmd_jq "devlink resource show -j" "$port_jq")
510 [ "$count" -gt "0" ]
511 check_err $? "missing port resources in resource dump"
512
513 count=$(cmd_jq "devlink resource show -j" "$dev_jq")
514 [ "$count" -gt "0" ]
515 check_err $? "missing device resources in resource dump"
516
517 count=$(cmd_jq "devlink resource show scope dev -j" "$dev_jq")
518 [ "$count" -gt "0" ]
519 check_err $? "dev scope missing device resources"
520
521 count=$(cmd_jq "devlink resource show scope dev -j" "$port_jq")
522 [ "$count" -eq "0" ]
523 check_err $? "dev scope returned port resources"
524
525 count=$(cmd_jq "devlink resource show scope port -j" "$port_jq")
526 [ "$count" -gt "0" ]
527 check_err $? "port scope missing port resources"
528
529 count=$(cmd_jq "devlink resource show scope port -j" "$dev_jq")
530 [ "$count" -eq "0" ]
531 check_err $? "port scope returned device resources"
532
533 log_test "resource dump test"
534}
535
536info_get()
537{
538 local name=$1
539
540 cmd_jq "devlink dev info $DL_HANDLE -j" ".[][][\"$name\"]" "-e"
541}
542
543dev_info_test()
544{
545 RET=0
546
547 driver=$(info_get "driver")
548 check_err $? "Failed to get driver name"
549 [ "$driver" == "netdevsim" ]
550 check_err $? "Unexpected driver name $driver"
551
552 log_test "dev_info test"
553}
554
555empty_reporter_test()
556{
557 RET=0
558
559 devlink health show $DL_HANDLE reporter empty >/dev/null
560 check_err $? "Failed show empty reporter"
561
562 devlink health dump show $DL_HANDLE reporter empty >/dev/null
563 check_err $? "Failed show dump of empty reporter"
564
565 devlink health diagnose $DL_HANDLE reporter empty >/dev/null
566 check_err $? "Failed diagnose empty reporter"
567
568 devlink health recover $DL_HANDLE reporter empty
569 check_err $? "Failed recover empty reporter"
570
571 log_test "empty reporter test"
572}
573
574check_reporter_info()
575{
576 local name=$1
577 local expected_state=$2
578 local expected_error=$3
579 local expected_recover=$4
580 local expected_grace_period=$5
581 local expected_auto_recover=$6
582
583 local show=$(devlink health show $DL_HANDLE reporter $name -j | jq -e -r ".[][][]")
584 check_err $? "Failed show $name reporter"
585
586 local state=$(echo $show | jq -r ".state")
587 [ "$state" == "$expected_state" ]
588 check_err $? "Unexpected \"state\" value (got $state, expected $expected_state)"
589
590 local error=$(echo $show | jq -r ".error")
591 [ "$error" == "$expected_error" ]
592 check_err $? "Unexpected \"error\" value (got $error, expected $expected_error)"
593
594 local recover=`echo $show | jq -r ".recover"`
595 [ "$recover" == "$expected_recover" ]
596 check_err $? "Unexpected \"recover\" value (got $recover, expected $expected_recover)"
597
598 local grace_period=$(echo $show | jq -r ".grace_period")
599 check_err $? "Failed get $name reporter grace_period"
600 [ "$grace_period" == "$expected_grace_period" ]
601 check_err $? "Unexpected \"grace_period\" value (got $grace_period, expected $expected_grace_period)"
602
603 local auto_recover=$(echo $show | jq -r ".auto_recover")
604 [ "$auto_recover" == "$expected_auto_recover" ]
605 check_err $? "Unexpected \"auto_recover\" value (got $auto_recover, expected $expected_auto_recover)"
606}
607
608dummy_reporter_test()
609{
610 RET=0
611
612 check_reporter_info dummy healthy 0 0 0 true
613
614 devlink health set $DL_HANDLE reporter dummy auto_recover false
615 check_err $? "Failed to dummy reporter auto_recover option"
616
617 check_reporter_info dummy healthy 0 0 0 false
618
619 local BREAK_MSG="foo bar"
620 echo "$BREAK_MSG"> $DEBUGFS_DIR/health/break_health
621 check_err $? "Failed to break dummy reporter"
622
623 check_reporter_info dummy error 1 0 0 false
624
625 local dump=$(devlink health dump show $DL_HANDLE reporter dummy -j)
626 check_err $? "Failed show dump of dummy reporter"
627
628 local dump_break_msg=$(echo $dump | jq -r ".break_message")
629 [ "$dump_break_msg" == "$BREAK_MSG" ]
630 check_err $? "Unexpected dump break message value (got $dump_break_msg, expected $BREAK_MSG)"
631
632 devlink health dump clear $DL_HANDLE reporter dummy
633 check_err $? "Failed clear dump of dummy reporter"
634
635 devlink health recover $DL_HANDLE reporter dummy
636 check_err $? "Failed recover dummy reporter"
637
638 check_reporter_info dummy healthy 1 1 0 false
639
640 devlink health set $DL_HANDLE reporter dummy auto_recover true
641 check_err $? "Failed to dummy reporter auto_recover option"
642
643 check_reporter_info dummy healthy 1 1 0 true
644
645 echo "$BREAK_MSG"> $DEBUGFS_DIR/health/break_health
646 check_err $? "Failed to break dummy reporter"
647
648 check_reporter_info dummy healthy 2 2 0 true
649
650 local diagnose=$(devlink health diagnose $DL_HANDLE reporter dummy -j -p)
651 check_err $? "Failed show diagnose of dummy reporter"
652
653 local rcvrd_break_msg=$(echo $diagnose | jq -r ".recovered_break_message")
654 [ "$rcvrd_break_msg" == "$BREAK_MSG" ]
655 check_err $? "Unexpected recovered break message value (got $rcvrd_break_msg, expected $BREAK_MSG)"
656
657 devlink health set $DL_HANDLE reporter dummy grace_period 10
658 check_err $? "Failed to dummy reporter grace_period option"
659
660 check_reporter_info dummy healthy 2 2 10 true
661
662 echo "Y"> $DEBUGFS_DIR/health/fail_recover
663 check_err $? "Failed set dummy reporter recovery to fail"
664
665 echo "$BREAK_MSG"> $DEBUGFS_DIR/health/break_health
666 check_fail $? "Unexpected success of dummy reporter break"
667
668 check_reporter_info dummy error 3 2 10 true
669
670 devlink health recover $DL_HANDLE reporter dummy
671 check_fail $? "Unexpected success of dummy reporter recover"
672
673 echo "N"> $DEBUGFS_DIR/health/fail_recover
674 check_err $? "Failed set dummy reporter recovery to be successful"
675
676 devlink health recover $DL_HANDLE reporter dummy
677 check_err $? "Failed recover dummy reporter"
678
679 check_reporter_info dummy healthy 3 3 10 true
680
681 echo 8192 > $DEBUGFS_DIR/health/binary_len
682 check_err $? "Failed set dummy reporter binary len to 8192"
683
684 local dump=$(devlink health dump show $DL_HANDLE reporter dummy -j)
685 check_err $? "Failed show dump of dummy reporter"
686
687 devlink health dump clear $DL_HANDLE reporter dummy
688 check_err $? "Failed clear dump of dummy reporter"
689
690 log_test "dummy reporter test"
691}
692
693rate_leafs_get()
694{
695 local handle=$1
696
697 cmd_jq "devlink port function rate show -j" \
698 '.[] | to_entries | .[] | select(.value.type == "leaf") | .key | select(contains("'$handle'"))'
699}
700
701rate_nodes_get()
702{
703 local handle=$1
704
705 cmd_jq "devlink port function rate show -j" \
706 '.[] | to_entries | .[] | select(.value.type == "node") | .key | select(contains("'$handle'"))'
707}
708
709rate_attr_set()
710{
711 local handle=$1
712 local name=$2
713 local value=$3
714 local units=$4
715
716 devlink port function rate set $handle $name $value$units
717}
718
719rate_attr_get()
720{
721 local handle=$1
722 local name=$2
723
724 cmd_jq "devlink port function rate show $handle -j" '.[][].'$name
725}
726
727rate_attr_tx_rate_check()
728{
729 local handle=$1
730 local name=$2
731 local rate=$3
732 local debug_file=$4
733
734 rate_attr_set $handle $name $rate mbit
735 check_err $? "Failed to set $name value"
736
737 local debug_value=$(cat $debug_file)
738 check_err $? "Failed to read $name value from debugfs"
739 [ "$debug_value" == "$rate" ]
740 check_err $? "Unexpected $name debug value $debug_value != $rate"
741
742 local api_value=$(( $(rate_attr_get $handle $name) * 8 / 1000000 ))
743 check_err $? "Failed to get $name attr value"
744 [ "$api_value" == "$rate" ]
745 check_err $? "Unexpected $name attr value $api_value != $rate"
746}
747
748rate_attr_parent_check()
749{
750 local handle=$1
751 local parent=$2
752 local debug_file=$3
753
754 rate_attr_set $handle parent $parent
755 check_err $? "Failed to set parent"
756
757 debug_value=$(cat $debug_file)
758 check_err $? "Failed to get parent debugfs value"
759 [ "$debug_value" == "$parent" ]
760 check_err $? "Unexpected parent debug value $debug_value != $parent"
761
762 api_value=$(rate_attr_get $r_obj parent)
763 check_err $? "Failed to get parent attr value"
764 [ "$api_value" == "$parent" ]
765 check_err $? "Unexpected parent attr value $api_value != $parent"
766}
767
768rate_attr_tc_bw_check()
769{
770 local handle=$1
771 local tc_bw=$2
772 local debug_file=$3
773
774 local tc_bw_str=""
775 for bw in $tc_bw; do
776 local tc=${bw%%:*}
777 local value=${bw##*:}
778 tc_bw_str="$tc_bw_str $tc:$value"
779 done
780 tc_bw_str=${tc_bw_str# }
781
782 rate_attr_set "$handle" tc-bw "$tc_bw_str"
783 check_err $? "Failed to set tc-bw values"
784
785 for bw in $tc_bw; do
786 local tc=${bw%%:*}
787 local value=${bw##*:}
788 local debug_value
789 debug_value=$(cat "$debug_file"/tc"${tc}"_bw)
790 check_err $? "Failed to read tc-bw value from debugfs for tc$tc"
791 [ "$debug_value" == "$value" ]
792 check_err $? "Unexpected tc-bw debug value for tc$tc: $debug_value != $value"
793 done
794
795 for bw in $tc_bw; do
796 local tc=${bw%%:*}
797 local expected_value=${bw##*:}
798 local api_value
799 api_value=$(rate_attr_get "$handle" tc_"$tc")
800 if [ "$api_value" = "null" ]; then
801 api_value=0
802 fi
803 [ "$api_value" == "$expected_value" ]
804 check_err $? "Unexpected tc-bw value for tc$tc: $api_value != $expected_value"
805 done
806}
807
808rate_node_add()
809{
810 local handle=$1
811
812 devlink port function rate add $handle
813}
814
815rate_node_del()
816{
817 local handle=$1
818
819 devlink port function rate del $handle
820}
821
822port_resource_doit_test()
823{
824 RET=0
825
826 local port_handle="${DL_HANDLE}/0"
827 local name
828 local size
829
830 if ! devlink resource help 2>&1 | grep -q "PORT_INDEX"; then
831 echo "SKIP: devlink resource show with port not supported"
832 return
833 fi
834
835 name=$(cmd_jq "devlink resource show $port_handle -j" \
836 '.[][][].name')
837 [ "$name" == "test_resource" ]
838 check_err $? "wrong port resource name (got $name)"
839
840 size=$(cmd_jq "devlink resource show $port_handle -j" \
841 '.[][][].size')
842 [ "$size" == "20" ]
843 check_err $? "wrong port resource size (got $size)"
844
845 log_test "port resource doit test"
846}
847
848rate_test()
849{
850 RET=0
851
852 echo $VF_COUNT > /sys/bus/netdevsim/devices/$DEV_NAME/sriov_numvfs
853 devlink dev eswitch set $DL_HANDLE mode switchdev
854 local leafs=`rate_leafs_get $DL_HANDLE`
855 local num_leafs=`echo $leafs | wc -w`
856 [ "$num_leafs" == "$VF_COUNT" ]
857 check_err $? "Expected $VF_COUNT rate leafs but got $num_leafs"
858
859 rate=10
860 for r_obj in $leafs
861 do
862 rate_attr_tx_rate_check $r_obj tx_share $rate \
863 $DEBUGFS_DIR/ports/${r_obj##*/}/tx_share
864 rate=$(($rate+10))
865 done
866
867 rate=100
868 for r_obj in $leafs
869 do
870 rate_attr_tx_rate_check $r_obj tx_max $rate \
871 $DEBUGFS_DIR/ports/${r_obj##*/}/tx_max
872 rate=$(($rate+100))
873 done
874
875 local tc_bw="0:0 1:40 2:0 3:0 4:0 5:0 6:60 7:0"
876 for r_obj in $leafs
877 do
878 rate_attr_tc_bw_check "$r_obj" "$tc_bw" \
879 "$DEBUGFS_DIR"/ports/"${r_obj##*/}"
880 done
881
882 local node1_name='group1'
883 local node1="$DL_HANDLE/$node1_name"
884 rate_node_add "$node1"
885 check_err $? "Failed to add node $node1"
886
887 local num_nodes=`rate_nodes_get $DL_HANDLE | wc -w`
888 [ $num_nodes == 1 ]
889 check_err $? "Expected 1 rate node in output but got $num_nodes"
890
891 local node_tx_share=10
892 rate_attr_tx_rate_check $node1 tx_share $node_tx_share \
893 $DEBUGFS_DIR/rate_nodes/${node1##*/}/tx_share
894
895 local node_tx_max=100
896 rate_attr_tx_rate_check $node1 tx_max $node_tx_max \
897 $DEBUGFS_DIR/rate_nodes/${node1##*/}/tx_max
898
899
900 local tc_bw="0:20 1:0 2:0 3:0 4:0 5:20 6:60 7:0"
901 rate_attr_tc_bw_check $node1 "$tc_bw" \
902 "$DEBUGFS_DIR"/rate_nodes/"${node1##*/}"
903
904
905 rate_node_del "$node1"
906 check_err $? "Failed to delete node $node1"
907 local num_nodes=`rate_nodes_get $DL_HANDLE | wc -w`
908 [ $num_nodes == 0 ]
909 check_err $? "Expected 0 rate node but got $num_nodes"
910
911 local node1_name='group1'
912 local node1="$DL_HANDLE/$node1_name"
913 rate_node_add "$node1"
914 check_err $? "Failed to add node $node1"
915
916 rate_attr_parent_check $r_obj $node1_name \
917 $DEBUGFS_DIR/ports/${r_obj##*/}/rate_parent
918
919 local node2_name='group2'
920 local node2="$DL_HANDLE/$node2_name"
921 rate_node_add "$node2"
922 check_err $? "Failed to add node $node2"
923
924 rate_attr_parent_check $node2 $node1_name \
925 $DEBUGFS_DIR/rate_nodes/$node2_name/rate_parent
926 rate_node_del "$node2"
927 check_err $? "Failed to delete node $node2"
928 rate_attr_set "$r_obj" noparent
929 check_err $? "Failed to unset $r_obj parent node"
930 rate_node_del "$node1"
931 check_err $? "Failed to delete node $node1"
932
933 log_test "rate test"
934}
935
936setup_prepare()
937{
938 modprobe netdevsim
939 echo "$BUS_ADDR $PORT_COUNT" > /sys/bus/netdevsim/new_device
940 while [ ! -d $SYSFS_NET_DIR ] ; do :; done
941}
942
943cleanup()
944{
945 pre_cleanup
946 echo "$BUS_ADDR" > /sys/bus/netdevsim/del_device
947 modprobe -r netdevsim
948}
949
950trap cleanup EXIT
951
952setup_prepare
953
954tests_run
955
956exit $EXIT_STATUS