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 957