1# bpftool(8) bash completion -*- shell-script -*- 2# 3# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) 4# Copyright (C) 2017-2018 Netronome Systems, Inc. 5# 6# Author: Quentin Monnet <quentin.monnet@netronome.com> 7 8# Takes a list of words in argument; each one of them is added to COMPREPLY if 9# it is not already present on the command line. Returns no value. 10_bpftool_once_attr() 11{ 12 local w idx found 13 for w in $*; do 14 found=0 15 for (( idx=3; idx < ${#words[@]}-1; idx++ )); do 16 if [[ $w == ${words[idx]} ]]; then 17 found=1 18 break 19 fi 20 done 21 [[ $found -eq 0 ]] && \ 22 COMPREPLY+=( $( compgen -W "$w" -- "$cur" ) ) 23 done 24} 25 26# Takes a list of words as argument; if any of those words is present on the 27# command line, return 0. Otherwise, return 1. 28_bpftool_search_list() 29{ 30 local w idx 31 for w in $*; do 32 for (( idx=3; idx < ${#words[@]}-1; idx++ )); do 33 [[ $w == ${words[idx]} ]] && return 0 34 done 35 done 36 return 1 37} 38 39# Takes a list of words in argument; adds them all to COMPREPLY if none of them 40# is already present on the command line. Returns no value. 41_bpftool_one_of_list() 42{ 43 _bpftool_search_list $* && return 1 44 COMPREPLY+=( $( compgen -W "$*" -- "$cur" ) ) 45} 46 47_bpftool_get_map_ids() 48{ 49 COMPREPLY+=( $( compgen -W "$( bpftool -jp map 2>&1 | \ 50 command sed -n 's/.*"id": \(.*\),$/\1/p' )" -- "$cur" ) ) 51} 52 53# Takes map type and adds matching map ids to the list of suggestions. 54_bpftool_get_map_ids_for_type() 55{ 56 local type="$1" 57 COMPREPLY+=( $( compgen -W "$( bpftool -jp map 2>&1 | \ 58 command grep -C2 "$type" | \ 59 command sed -n 's/.*"id": \(.*\),$/\1/p' )" -- "$cur" ) ) 60} 61 62_bpftool_get_map_names() 63{ 64 COMPREPLY+=( $( compgen -W "$( bpftool -jp map 2>&1 | \ 65 command sed -n 's/.*"name": \(.*\),$/\1/p' )" -- "$cur" ) ) 66} 67 68# Takes map type and adds matching map names to the list of suggestions. 69_bpftool_get_map_names_for_type() 70{ 71 local type="$1" 72 COMPREPLY+=( $( compgen -W "$( bpftool -jp map 2>&1 | \ 73 command grep -C2 "$type" | \ 74 command sed -n 's/.*"name": \(.*\),$/\1/p' )" -- "$cur" ) ) 75} 76 77_bpftool_get_prog_ids() 78{ 79 COMPREPLY+=( $( compgen -W "$( bpftool -jp prog 2>&1 | \ 80 command sed -n 's/.*"id": \(.*\),$/\1/p' )" -- "$cur" ) ) 81} 82 83_bpftool_get_prog_tags() 84{ 85 COMPREPLY+=( $( compgen -W "$( bpftool -jp prog 2>&1 | \ 86 command sed -n 's/.*"tag": "\(.*\)",$/\1/p' )" -- "$cur" ) ) 87} 88 89_bpftool_get_prog_names() 90{ 91 COMPREPLY+=( $( compgen -W "$( bpftool -jp prog 2>&1 | \ 92 command sed -n 's/.*"name": "\(.*\)",$/\1/p' )" -- "$cur" ) ) 93} 94 95_bpftool_get_btf_ids() 96{ 97 COMPREPLY+=( $( compgen -W "$( bpftool -jp btf 2>&1 | \ 98 command sed -n 's/.*"id": \(.*\),$/\1/p' )" -- "$cur" ) ) 99} 100 101_bpftool_get_link_ids() 102{ 103 COMPREPLY+=( $( compgen -W "$( bpftool -jp link 2>&1 | \ 104 command sed -n 's/.*"id": \(.*\),$/\1/p' )" -- "$cur" ) ) 105} 106 107_bpftool_get_obj_map_names() 108{ 109 local obj 110 111 obj=$1 112 113 maps=$(objdump -j maps -t $obj 2>/dev/null | \ 114 command awk '/g . maps/ {print $NF}') 115 116 COMPREPLY+=( $( compgen -W "$maps" -- "$cur" ) ) 117} 118 119_bpftool_get_obj_map_idxs() 120{ 121 local obj 122 123 obj=$1 124 125 nmaps=$(objdump -j maps -t $obj 2>/dev/null | grep -c 'g . maps') 126 127 COMPREPLY+=( $( compgen -W "$(seq 0 $((nmaps - 1)))" -- "$cur" ) ) 128} 129 130_sysfs_get_netdevs() 131{ 132 COMPREPLY+=( $( compgen -W "$( ls /sys/class/net 2>/dev/null )" -- \ 133 "$cur" ) ) 134} 135 136# Retrieve type of the map that we are operating on. 137_bpftool_map_guess_map_type() 138{ 139 local keyword ref 140 for (( idx=3; idx < ${#words[@]}-1; idx++ )); do 141 case "${words[$((idx-2))]}" in 142 lookup|update) 143 keyword=${words[$((idx-1))]} 144 ref=${words[$((idx))]} 145 ;; 146 push) 147 printf "stack" 148 return 0 149 ;; 150 enqueue) 151 printf "queue" 152 return 0 153 ;; 154 esac 155 done 156 [[ -z $ref ]] && return 0 157 158 local type 159 type=$(bpftool -jp map show $keyword $ref | \ 160 command sed -n 's/.*"type": "\(.*\)",$/\1/p') 161 [[ -n $type ]] && printf $type 162} 163 164_bpftool_map_update_get_id() 165{ 166 local command="$1" 167 168 # Is it the map to update, or a map to insert into the map to update? 169 # Search for "value" keyword. 170 local idx value 171 for (( idx=7; idx < ${#words[@]}-1; idx++ )); do 172 if [[ ${words[idx]} == "value" ]]; then 173 value=1 174 break 175 fi 176 done 177 if [[ $value -eq 0 ]]; then 178 case "$command" in 179 push) 180 _bpftool_get_map_ids_for_type stack 181 ;; 182 enqueue) 183 _bpftool_get_map_ids_for_type queue 184 ;; 185 *) 186 _bpftool_get_map_ids 187 ;; 188 esac 189 return 0 190 fi 191 192 # Id to complete is for a value. It can be either prog id or map id. This 193 # depends on the type of the map to update. 194 local type=$(_bpftool_map_guess_map_type) 195 case $type in 196 array_of_maps|hash_of_maps) 197 _bpftool_get_map_ids 198 return 0 199 ;; 200 prog_array) 201 _bpftool_get_prog_ids 202 return 0 203 ;; 204 *) 205 return 0 206 ;; 207 esac 208} 209 210_bpftool_map_update_get_name() 211{ 212 local command="$1" 213 214 # Is it the map to update, or a map to insert into the map to update? 215 # Search for "value" keyword. 216 local idx value 217 for (( idx=7; idx < ${#words[@]}-1; idx++ )); do 218 if [[ ${words[idx]} == "value" ]]; then 219 value=1 220 break 221 fi 222 done 223 if [[ $value -eq 0 ]]; then 224 case "$command" in 225 push) 226 _bpftool_get_map_names_for_type stack 227 ;; 228 enqueue) 229 _bpftool_get_map_names_for_type queue 230 ;; 231 *) 232 _bpftool_get_map_names 233 ;; 234 esac 235 return 0 236 fi 237 238 # Name to complete is for a value. It can be either prog name or map name. This 239 # depends on the type of the map to update. 240 local type=$(_bpftool_map_guess_map_type) 241 case $type in 242 array_of_maps|hash_of_maps) 243 _bpftool_get_map_names 244 return 0 245 ;; 246 prog_array) 247 _bpftool_get_prog_names 248 return 0 249 ;; 250 *) 251 return 0 252 ;; 253 esac 254} 255 256_bpftool() 257{ 258 local cur prev words objword 259 _init_completion || return 260 261 # Deal with options 262 if [[ ${words[cword]} == -* ]]; then 263 local c='--version --json --pretty --bpffs --mapcompat --debug \ 264 --use-loader --base-btf' 265 COMPREPLY=( $( compgen -W "$c" -- "$cur" ) ) 266 return 0 267 fi 268 269 # Deal with simplest keywords 270 case $prev in 271 help|hex|opcodes|visual|linum) 272 return 0 273 ;; 274 tag) 275 _bpftool_get_prog_tags 276 return 0 277 ;; 278 dev) 279 _sysfs_get_netdevs 280 return 0 281 ;; 282 file|pinned|-B|--base-btf) 283 _filedir 284 return 0 285 ;; 286 batch) 287 COMPREPLY=( $( compgen -W 'file' -- "$cur" ) ) 288 return 0 289 ;; 290 esac 291 292 # Remove all options so completions don't have to deal with them. 293 local i 294 for (( i=1; i < ${#words[@]}; )); do 295 if [[ ${words[i]::1} == - ]] && 296 [[ ${words[i]} != "-B" ]] && [[ ${words[i]} != "--base-btf" ]]; then 297 words=( "${words[@]:0:i}" "${words[@]:i+1}" ) 298 [[ $i -le $cword ]] && cword=$(( cword - 1 )) 299 else 300 i=$(( ++i )) 301 fi 302 done 303 cur=${words[cword]} 304 prev=${words[cword - 1]} 305 pprev=${words[cword - 2]} 306 307 local object=${words[1]} command=${words[2]} 308 309 if [[ -z $object || $cword -eq 1 ]]; then 310 case $cur in 311 *) 312 COMPREPLY=( $( compgen -W "$( bpftool help 2>&1 | \ 313 command sed \ 314 -e '/OBJECT := /!d' \ 315 -e 's/.*{//' \ 316 -e 's/}.*//' \ 317 -e 's/|//g' )" -- "$cur" ) ) 318 COMPREPLY+=( $( compgen -W 'batch help' -- "$cur" ) ) 319 return 0 320 ;; 321 esac 322 fi 323 324 [[ $command == help ]] && return 0 325 326 # Completion depends on object and command in use 327 case $object in 328 prog) 329 # Complete id and name, only for subcommands that use prog (but no 330 # map) ids/names. 331 case $command in 332 show|list|dump|pin) 333 case $prev in 334 id) 335 _bpftool_get_prog_ids 336 return 0 337 ;; 338 name) 339 _bpftool_get_prog_names 340 return 0 341 ;; 342 esac 343 ;; 344 esac 345 346 local PROG_TYPE='id pinned tag name' 347 local MAP_TYPE='id pinned name' 348 local METRIC_TYPE='cycles instructions l1d_loads llc_misses \ 349 itlb_misses dtlb_misses' 350 case $command in 351 show|list) 352 [[ $prev != "$command" ]] && return 0 353 COMPREPLY=( $( compgen -W "$PROG_TYPE" -- "$cur" ) ) 354 return 0 355 ;; 356 dump) 357 case $prev in 358 $command) 359 COMPREPLY+=( $( compgen -W "xlated jited" -- \ 360 "$cur" ) ) 361 return 0 362 ;; 363 xlated|jited) 364 COMPREPLY=( $( compgen -W "$PROG_TYPE" -- \ 365 "$cur" ) ) 366 return 0 367 ;; 368 *) 369 _bpftool_once_attr 'file' 370 if _bpftool_search_list 'xlated'; then 371 COMPREPLY+=( $( compgen -W 'opcodes visual linum' -- \ 372 "$cur" ) ) 373 else 374 COMPREPLY+=( $( compgen -W 'opcodes linum' -- \ 375 "$cur" ) ) 376 fi 377 return 0 378 ;; 379 esac 380 ;; 381 pin) 382 if [[ $prev == "$command" ]]; then 383 COMPREPLY=( $( compgen -W "$PROG_TYPE" -- "$cur" ) ) 384 else 385 _filedir 386 fi 387 return 0 388 ;; 389 attach|detach) 390 case $cword in 391 3) 392 COMPREPLY=( $( compgen -W "$PROG_TYPE" -- "$cur" ) ) 393 return 0 394 ;; 395 4) 396 case $prev in 397 id) 398 _bpftool_get_prog_ids 399 ;; 400 name) 401 _bpftool_get_prog_names 402 ;; 403 pinned) 404 _filedir 405 ;; 406 esac 407 return 0 408 ;; 409 5) 410 local BPFTOOL_PROG_ATTACH_TYPES='sk_msg_verdict \ 411 sk_skb_verdict sk_skb_stream_verdict sk_skb_stream_parser \ 412 flow_dissector' 413 COMPREPLY=( $( compgen -W "$BPFTOOL_PROG_ATTACH_TYPES" -- "$cur" ) ) 414 return 0 415 ;; 416 6) 417 COMPREPLY=( $( compgen -W "$MAP_TYPE" -- "$cur" ) ) 418 return 0 419 ;; 420 7) 421 case $prev in 422 id) 423 _bpftool_get_map_ids 424 ;; 425 name) 426 _bpftool_get_map_names 427 ;; 428 pinned) 429 _filedir 430 ;; 431 esac 432 return 0 433 ;; 434 esac 435 ;; 436 load|loadall) 437 local obj 438 439 # Propose "load/loadall" to complete "bpftool prog load", 440 # or bash tries to complete "load" as a filename below. 441 if [[ ${#words[@]} -eq 3 ]]; then 442 COMPREPLY=( $( compgen -W "load loadall" -- "$cur" ) ) 443 return 0 444 fi 445 446 if [[ ${#words[@]} -lt 6 ]]; then 447 _filedir 448 return 0 449 fi 450 451 obj=${words[3]} 452 453 if [[ ${words[-4]} == "map" ]]; then 454 COMPREPLY=( $( compgen -W "id pinned" -- "$cur" ) ) 455 return 0 456 fi 457 if [[ ${words[-3]} == "map" ]]; then 458 if [[ ${words[-2]} == "idx" ]]; then 459 _bpftool_get_obj_map_idxs $obj 460 elif [[ ${words[-2]} == "name" ]]; then 461 _bpftool_get_obj_map_names $obj 462 fi 463 return 0 464 fi 465 if [[ ${words[-2]} == "map" ]]; then 466 COMPREPLY=( $( compgen -W "idx name" -- "$cur" ) ) 467 return 0 468 fi 469 470 case $prev in 471 type) 472 local BPFTOOL_PROG_LOAD_TYPES='socket kprobe \ 473 kretprobe classifier flow_dissector \ 474 action tracepoint raw_tracepoint \ 475 xdp perf_event cgroup/skb cgroup/sock \ 476 cgroup/dev lwt_in lwt_out lwt_xmit \ 477 lwt_seg6local sockops sk_skb sk_msg \ 478 lirc_mode2 cgroup/bind4 cgroup/bind6 \ 479 cgroup/connect4 cgroup/connect6 \ 480 cgroup/getpeername4 cgroup/getpeername6 \ 481 cgroup/getsockname4 cgroup/getsockname6 \ 482 cgroup/sendmsg4 cgroup/sendmsg6 \ 483 cgroup/recvmsg4 cgroup/recvmsg6 \ 484 cgroup/post_bind4 cgroup/post_bind6 \ 485 cgroup/sysctl cgroup/getsockopt \ 486 cgroup/setsockopt cgroup/sock_release struct_ops \ 487 fentry fexit freplace sk_lookup' 488 COMPREPLY=( $( compgen -W "$BPFTOOL_PROG_LOAD_TYPES" -- "$cur" ) ) 489 return 0 490 ;; 491 id) 492 _bpftool_get_map_ids 493 return 0 494 ;; 495 name) 496 _bpftool_get_map_names 497 return 0 498 ;; 499 pinned|pinmaps) 500 _filedir 501 return 0 502 ;; 503 *) 504 COMPREPLY=( $( compgen -W "map" -- "$cur" ) ) 505 _bpftool_once_attr 'type' 506 _bpftool_once_attr 'dev' 507 _bpftool_once_attr 'pinmaps' 508 _bpftool_once_attr 'autoattach' 509 return 0 510 ;; 511 esac 512 ;; 513 tracelog) 514 return 0 515 ;; 516 profile) 517 case $cword in 518 3) 519 COMPREPLY=( $( compgen -W "$PROG_TYPE" -- "$cur" ) ) 520 return 0 521 ;; 522 4) 523 case $prev in 524 id) 525 _bpftool_get_prog_ids 526 ;; 527 name) 528 _bpftool_get_prog_names 529 ;; 530 pinned) 531 _filedir 532 ;; 533 esac 534 return 0 535 ;; 536 5) 537 COMPREPLY=( $( compgen -W "$METRIC_TYPE duration" -- "$cur" ) ) 538 return 0 539 ;; 540 6) 541 case $prev in 542 duration) 543 return 0 544 ;; 545 *) 546 COMPREPLY=( $( compgen -W "$METRIC_TYPE" -- "$cur" ) ) 547 return 0 548 ;; 549 esac 550 return 0 551 ;; 552 *) 553 COMPREPLY=( $( compgen -W "$METRIC_TYPE" -- "$cur" ) ) 554 return 0 555 ;; 556 esac 557 ;; 558 run) 559 if [[ ${#words[@]} -eq 4 ]]; then 560 COMPREPLY=( $( compgen -W "$PROG_TYPE" -- "$cur" ) ) 561 return 0 562 fi 563 case $prev in 564 id) 565 _bpftool_get_prog_ids 566 return 0 567 ;; 568 name) 569 _bpftool_get_prog_names 570 return 0 571 ;; 572 data_in|data_out|ctx_in|ctx_out) 573 _filedir 574 return 0 575 ;; 576 repeat|data_size_out|ctx_size_out) 577 return 0 578 ;; 579 *) 580 _bpftool_once_attr 'data_in data_out data_size_out \ 581 ctx_in ctx_out ctx_size_out repeat' 582 return 0 583 ;; 584 esac 585 ;; 586 *) 587 [[ $prev == $object ]] && \ 588 COMPREPLY=( $( compgen -W 'dump help pin attach detach \ 589 load loadall show list tracelog run profile' -- "$cur" ) ) 590 ;; 591 esac 592 ;; 593 struct_ops) 594 local STRUCT_OPS_TYPE='id name' 595 case $command in 596 show|list|dump|unregister) 597 case $prev in 598 $command) 599 COMPREPLY=( $( compgen -W "$STRUCT_OPS_TYPE" -- "$cur" ) ) 600 ;; 601 id) 602 _bpftool_get_map_ids_for_type struct_ops 603 ;; 604 name) 605 _bpftool_get_map_names_for_type struct_ops 606 ;; 607 esac 608 return 0 609 ;; 610 register) 611 _filedir 612 return 0 613 ;; 614 *) 615 [[ $prev == $object ]] && \ 616 COMPREPLY=( $( compgen -W 'register unregister show list dump help' \ 617 -- "$cur" ) ) 618 ;; 619 esac 620 ;; 621 iter) 622 case $command in 623 pin) 624 case $prev in 625 $command) 626 _filedir 627 ;; 628 id) 629 _bpftool_get_map_ids 630 ;; 631 name) 632 _bpftool_get_map_names 633 ;; 634 pinned) 635 _filedir 636 ;; 637 *) 638 _bpftool_one_of_list $MAP_TYPE 639 ;; 640 esac 641 return 0 642 ;; 643 *) 644 [[ $prev == $object ]] && \ 645 COMPREPLY=( $( compgen -W 'pin help' \ 646 -- "$cur" ) ) 647 ;; 648 esac 649 ;; 650 map) 651 local MAP_TYPE='id pinned name' 652 case $command in 653 show|list|dump|peek|pop|dequeue|freeze) 654 case $prev in 655 $command) 656 COMPREPLY=( $( compgen -W "$MAP_TYPE" -- "$cur" ) ) 657 return 0 658 ;; 659 id) 660 case "$command" in 661 peek) 662 _bpftool_get_map_ids_for_type stack 663 _bpftool_get_map_ids_for_type queue 664 ;; 665 pop) 666 _bpftool_get_map_ids_for_type stack 667 ;; 668 dequeue) 669 _bpftool_get_map_ids_for_type queue 670 ;; 671 *) 672 _bpftool_get_map_ids 673 ;; 674 esac 675 return 0 676 ;; 677 name) 678 case "$command" in 679 peek) 680 _bpftool_get_map_names_for_type stack 681 _bpftool_get_map_names_for_type queue 682 ;; 683 pop) 684 _bpftool_get_map_names_for_type stack 685 ;; 686 dequeue) 687 _bpftool_get_map_names_for_type queue 688 ;; 689 *) 690 _bpftool_get_map_names 691 ;; 692 esac 693 return 0 694 ;; 695 *) 696 return 0 697 ;; 698 esac 699 ;; 700 create) 701 case $prev in 702 $command) 703 _filedir 704 return 0 705 ;; 706 type) 707 local BPFTOOL_MAP_CREATE_TYPES="$(bpftool feature list_builtins map_types 2>/dev/null | \ 708 grep -v '^unspec$')" 709 COMPREPLY=( $( compgen -W "$BPFTOOL_MAP_CREATE_TYPES" -- "$cur" ) ) 710 return 0 711 ;; 712 key|value|flags|entries) 713 return 0 714 ;; 715 inner_map) 716 COMPREPLY=( $( compgen -W "$MAP_TYPE" -- "$cur" ) ) 717 return 0 718 ;; 719 id) 720 _bpftool_get_map_ids 721 ;; 722 name) 723 case $pprev in 724 inner_map) 725 _bpftool_get_map_names 726 ;; 727 *) 728 return 0 729 ;; 730 esac 731 ;; 732 *) 733 _bpftool_once_attr 'type' 734 _bpftool_once_attr 'key' 735 _bpftool_once_attr 'value' 736 _bpftool_once_attr 'entries' 737 _bpftool_once_attr 'name' 738 _bpftool_once_attr 'flags' 739 if _bpftool_search_list 'array_of_maps' 'hash_of_maps'; then 740 _bpftool_once_attr 'inner_map' 741 fi 742 _bpftool_once_attr 'dev' 743 return 0 744 ;; 745 esac 746 ;; 747 lookup|getnext|delete) 748 case $prev in 749 $command) 750 COMPREPLY=( $( compgen -W "$MAP_TYPE" -- "$cur" ) ) 751 return 0 752 ;; 753 id) 754 _bpftool_get_map_ids 755 return 0 756 ;; 757 name) 758 _bpftool_get_map_names 759 return 0 760 ;; 761 key) 762 COMPREPLY+=( $( compgen -W 'hex' -- "$cur" ) ) 763 ;; 764 *) 765 case $(_bpftool_map_guess_map_type) in 766 queue|stack) 767 return 0 768 ;; 769 esac 770 771 _bpftool_once_attr 'key' 772 return 0 773 ;; 774 esac 775 ;; 776 update|push|enqueue) 777 case $prev in 778 $command) 779 COMPREPLY=( $( compgen -W "$MAP_TYPE" -- "$cur" ) ) 780 return 0 781 ;; 782 id) 783 _bpftool_map_update_get_id $command 784 return 0 785 ;; 786 name) 787 _bpftool_map_update_get_name $command 788 return 0 789 ;; 790 key) 791 COMPREPLY+=( $( compgen -W 'hex' -- "$cur" ) ) 792 ;; 793 value) 794 # We can have bytes, or references to a prog or a 795 # map, depending on the type of the map to update. 796 case "$(_bpftool_map_guess_map_type)" in 797 array_of_maps|hash_of_maps) 798 local MAP_TYPE='id pinned name' 799 COMPREPLY+=( $( compgen -W "$MAP_TYPE" \ 800 -- "$cur" ) ) 801 return 0 802 ;; 803 prog_array) 804 local PROG_TYPE='id pinned tag name' 805 COMPREPLY+=( $( compgen -W "$PROG_TYPE" \ 806 -- "$cur" ) ) 807 return 0 808 ;; 809 *) 810 COMPREPLY+=( $( compgen -W 'hex' \ 811 -- "$cur" ) ) 812 return 0 813 ;; 814 esac 815 return 0 816 ;; 817 *) 818 case $(_bpftool_map_guess_map_type) in 819 queue|stack) 820 _bpftool_once_attr 'value' 821 return 0; 822 ;; 823 esac 824 825 _bpftool_once_attr 'key' 826 local UPDATE_FLAGS='any exist noexist' 827 for (( idx=3; idx < ${#words[@]}-1; idx++ )); do 828 if [[ ${words[idx]} == 'value' ]]; then 829 # 'value' is present, but is not the last 830 # word i.e. we can now have UPDATE_FLAGS. 831 _bpftool_one_of_list "$UPDATE_FLAGS" 832 return 0 833 fi 834 done 835 for (( idx=3; idx < ${#words[@]}-1; idx++ )); do 836 if [[ ${words[idx]} == 'key' ]]; then 837 # 'key' is present, but is not the last 838 # word i.e. we can now have 'value'. 839 _bpftool_once_attr 'value' 840 return 0 841 fi 842 done 843 844 return 0 845 ;; 846 esac 847 ;; 848 pin) 849 case $prev in 850 $command) 851 COMPREPLY=( $( compgen -W "$MAP_TYPE" -- "$cur" ) ) 852 ;; 853 id) 854 _bpftool_get_map_ids 855 ;; 856 name) 857 _bpftool_get_map_names 858 ;; 859 esac 860 return 0 861 ;; 862 event_pipe) 863 case $prev in 864 $command) 865 COMPREPLY=( $( compgen -W "$MAP_TYPE" -- "$cur" ) ) 866 return 0 867 ;; 868 id) 869 _bpftool_get_map_ids_for_type perf_event_array 870 return 0 871 ;; 872 name) 873 _bpftool_get_map_names_for_type perf_event_array 874 return 0 875 ;; 876 cpu) 877 return 0 878 ;; 879 index) 880 return 0 881 ;; 882 *) 883 _bpftool_once_attr 'cpu' 884 _bpftool_once_attr 'index' 885 return 0 886 ;; 887 esac 888 ;; 889 *) 890 [[ $prev == $object ]] && \ 891 COMPREPLY=( $( compgen -W 'delete dump getnext help \ 892 lookup pin event_pipe show list update create \ 893 peek push enqueue pop dequeue freeze' -- \ 894 "$cur" ) ) 895 ;; 896 esac 897 ;; 898 btf) 899 local PROG_TYPE='id pinned tag name' 900 local MAP_TYPE='id pinned name' 901 case $command in 902 dump) 903 case $prev in 904 $command) 905 COMPREPLY+=( $( compgen -W "id map prog file" -- \ 906 "$cur" ) ) 907 return 0 908 ;; 909 prog) 910 COMPREPLY=( $( compgen -W "$PROG_TYPE" -- "$cur" ) ) 911 return 0 912 ;; 913 map) 914 COMPREPLY=( $( compgen -W "$MAP_TYPE" -- "$cur" ) ) 915 return 0 916 ;; 917 id) 918 case $pprev in 919 prog) 920 _bpftool_get_prog_ids 921 ;; 922 map) 923 _bpftool_get_map_ids 924 ;; 925 $command) 926 _bpftool_get_btf_ids 927 ;; 928 esac 929 return 0 930 ;; 931 name) 932 case $pprev in 933 prog) 934 _bpftool_get_prog_names 935 ;; 936 map) 937 _bpftool_get_map_names 938 ;; 939 esac 940 return 0 941 ;; 942 format) 943 COMPREPLY=( $( compgen -W "c raw" -- "$cur" ) ) 944 ;; 945 *) 946 # emit extra options 947 case ${words[3]} in 948 id|file) 949 _bpftool_once_attr 'format' 950 ;; 951 map|prog) 952 if [[ ${words[3]} == "map" ]] && [[ $cword == 6 ]]; then 953 COMPREPLY+=( $( compgen -W "key value kv all" -- "$cur" ) ) 954 fi 955 _bpftool_once_attr 'format' 956 ;; 957 *) 958 ;; 959 esac 960 return 0 961 ;; 962 esac 963 ;; 964 show|list) 965 case $prev in 966 $command) 967 COMPREPLY+=( $( compgen -W "id" -- "$cur" ) ) 968 ;; 969 id) 970 _bpftool_get_btf_ids 971 ;; 972 esac 973 return 0 974 ;; 975 *) 976 [[ $prev == $object ]] && \ 977 COMPREPLY=( $( compgen -W 'dump help show list' \ 978 -- "$cur" ) ) 979 ;; 980 esac 981 ;; 982 gen) 983 case $command in 984 object) 985 _filedir 986 return 0 987 ;; 988 skeleton) 989 case $prev in 990 $command) 991 _filedir 992 return 0 993 ;; 994 *) 995 _bpftool_once_attr 'name' 996 return 0 997 ;; 998 esac 999 ;; 1000 subskeleton) 1001 case $prev in 1002 $command) 1003 _filedir 1004 return 0 1005 ;; 1006 *) 1007 _bpftool_once_attr 'name' 1008 return 0 1009 ;; 1010 esac 1011 ;; 1012 min_core_btf) 1013 _filedir 1014 return 0 1015 ;; 1016 *) 1017 [[ $prev == $object ]] && \ 1018 COMPREPLY=( $( compgen -W 'object skeleton subskeleton help min_core_btf' -- "$cur" ) ) 1019 ;; 1020 esac 1021 ;; 1022 cgroup) 1023 case $command in 1024 show|list|tree) 1025 case $cword in 1026 3) 1027 _filedir 1028 ;; 1029 4) 1030 COMPREPLY=( $( compgen -W 'effective' -- "$cur" ) ) 1031 ;; 1032 esac 1033 return 0 1034 ;; 1035 attach|detach) 1036 local BPFTOOL_CGROUP_ATTACH_TYPES="$(bpftool feature list_builtins attach_types 2>/dev/null | \ 1037 grep '^cgroup_')" 1038 local ATTACH_FLAGS='multi override' 1039 local PROG_TYPE='id pinned tag name' 1040 # Check for $prev = $command first 1041 if [ $prev = $command ]; then 1042 _filedir 1043 return 0 1044 # Then check for attach type. This is done outside of the 1045 # "case $prev in" to avoid writing the whole list of attach 1046 # types again as pattern to match (where we cannot reuse 1047 # our variable). 1048 elif [[ $BPFTOOL_CGROUP_ATTACH_TYPES =~ $prev ]]; then 1049 COMPREPLY=( $( compgen -W "$PROG_TYPE" -- \ 1050 "$cur" ) ) 1051 return 0 1052 fi 1053 # case/esac for the other cases 1054 case $prev in 1055 id) 1056 _bpftool_get_prog_ids 1057 return 0 1058 ;; 1059 *) 1060 if ! _bpftool_search_list "$BPFTOOL_CGROUP_ATTACH_TYPES"; then 1061 COMPREPLY=( $( compgen -W \ 1062 "$BPFTOOL_CGROUP_ATTACH_TYPES" -- "$cur" ) ) 1063 elif [[ "$command" == "attach" ]]; then 1064 # We have an attach type on the command line, 1065 # but it is not the previous word, or 1066 # "id|pinned|tag|name" (we already checked for 1067 # that). This should only leave the case when 1068 # we need attach flags for "attach" commamnd. 1069 _bpftool_one_of_list "$ATTACH_FLAGS" 1070 fi 1071 return 0 1072 ;; 1073 esac 1074 ;; 1075 *) 1076 [[ $prev == $object ]] && \ 1077 COMPREPLY=( $( compgen -W 'help attach detach \ 1078 show list tree' -- "$cur" ) ) 1079 ;; 1080 esac 1081 ;; 1082 perf) 1083 case $command in 1084 *) 1085 [[ $prev == $object ]] && \ 1086 COMPREPLY=( $( compgen -W 'help \ 1087 show list' -- "$cur" ) ) 1088 ;; 1089 esac 1090 ;; 1091 net) 1092 local PROG_TYPE='id pinned tag name' 1093 local ATTACH_TYPES='xdp xdpgeneric xdpdrv xdpoffload' 1094 case $command in 1095 show|list) 1096 [[ $prev != "$command" ]] && return 0 1097 COMPREPLY=( $( compgen -W 'dev' -- "$cur" ) ) 1098 return 0 1099 ;; 1100 attach) 1101 case $cword in 1102 3) 1103 COMPREPLY=( $( compgen -W "$ATTACH_TYPES" -- "$cur" ) ) 1104 return 0 1105 ;; 1106 4) 1107 COMPREPLY=( $( compgen -W "$PROG_TYPE" -- "$cur" ) ) 1108 return 0 1109 ;; 1110 5) 1111 case $prev in 1112 id) 1113 _bpftool_get_prog_ids 1114 ;; 1115 name) 1116 _bpftool_get_prog_names 1117 ;; 1118 pinned) 1119 _filedir 1120 ;; 1121 esac 1122 return 0 1123 ;; 1124 6) 1125 COMPREPLY=( $( compgen -W 'dev' -- "$cur" ) ) 1126 return 0 1127 ;; 1128 8) 1129 _bpftool_once_attr 'overwrite' 1130 return 0 1131 ;; 1132 esac 1133 ;; 1134 detach) 1135 case $cword in 1136 3) 1137 COMPREPLY=( $( compgen -W "$ATTACH_TYPES" -- "$cur" ) ) 1138 return 0 1139 ;; 1140 4) 1141 COMPREPLY=( $( compgen -W 'dev' -- "$cur" ) ) 1142 return 0 1143 ;; 1144 esac 1145 ;; 1146 *) 1147 [[ $prev == $object ]] && \ 1148 COMPREPLY=( $( compgen -W 'help \ 1149 show list attach detach' -- "$cur" ) ) 1150 ;; 1151 esac 1152 ;; 1153 feature) 1154 case $command in 1155 probe) 1156 [[ $prev == "prefix" ]] && return 0 1157 if _bpftool_search_list 'macros'; then 1158 _bpftool_once_attr 'prefix' 1159 else 1160 COMPREPLY+=( $( compgen -W 'macros' -- "$cur" ) ) 1161 fi 1162 _bpftool_one_of_list 'kernel dev' 1163 _bpftool_once_attr 'full unprivileged' 1164 return 0 1165 ;; 1166 list_builtins) 1167 [[ $prev != "$command" ]] && return 0 1168 COMPREPLY=( $( compgen -W 'prog_types map_types \ 1169 attach_types link_types helpers' -- "$cur" ) ) 1170 ;; 1171 *) 1172 [[ $prev == $object ]] && \ 1173 COMPREPLY=( $( compgen -W 'help list_builtins probe' -- "$cur" ) ) 1174 ;; 1175 esac 1176 ;; 1177 link) 1178 case $command in 1179 show|list|pin|detach) 1180 case $prev in 1181 id) 1182 _bpftool_get_link_ids 1183 return 0 1184 ;; 1185 esac 1186 ;; 1187 esac 1188 1189 local LINK_TYPE='id pinned' 1190 case $command in 1191 show|list) 1192 [[ $prev != "$command" ]] && return 0 1193 COMPREPLY=( $( compgen -W "$LINK_TYPE" -- "$cur" ) ) 1194 return 0 1195 ;; 1196 pin|detach) 1197 if [[ $prev == "$command" ]]; then 1198 COMPREPLY=( $( compgen -W "$LINK_TYPE" -- "$cur" ) ) 1199 else 1200 _filedir 1201 fi 1202 return 0 1203 ;; 1204 *) 1205 [[ $prev == $object ]] && \ 1206 COMPREPLY=( $( compgen -W 'help pin show list' -- "$cur" ) ) 1207 ;; 1208 esac 1209 ;; 1210 esac 1211} && 1212complete -F _bpftool bpftool 1213 1214# ex: ts=4 sw=4 et filetype=sh 1215