bash-completion/systemd-bash-completion.sh

   1 # This file is part of systemd.
   2 #
   3 # Copyright 2010 Ran Benita
   4 #
   5 # systemd is free software; you can redistribute it and/or modify it
   6 # under the terms of the GNU Lesser General Public License as published by
   7 # the Free Software Foundation; either version 2.1 of the License, or
   8 # (at your option) any later version.
   9 #
  10 # systemd is distributed in the hope that it will be useful, but
  11 # WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  13 # General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU Lesser General Public License
  16 # along with systemd; If not, see <http://www.gnu.org/licenses/>.
  17
  18 __systemctl() {
  19         systemctl --full --no-legend "$@"
  20 }
  21
  22 __contains_word () {
  23         local word=$1; shift
  24         for w in $*; do [[ $w = $word ]] && return 0; done
  25         return 1
  26 }
  27
  28 __filter_units_by_property () {
  29         local property=$1 value=$2 ; shift 2
  30         local units=("$@")
  31         local props
  32         IFS=$'\n' read -rd '' -a props < \
  33             <(__systemctl show --property "$property" -- "${units[@]}")
  34         for ((i=0; $i < ${#units[*]}; i++)); do
  35                 if [[ "${props[i]}" = "$property=$value" ]]; then
  36                         printf "%s\n" "${units[i]}"
  37                 fi
  38         done
  39 }
  40
  41 __get_all_units      () { __systemctl list-units --all \
  42         | { while read -r a b; do printf "%s\n" "$a"; done; }; }
  43 __get_active_units   () { __systemctl list-units       \
  44         | { while read -r a b; do printf "%s\n" "$a"; done; }; }
  45 __get_inactive_units () { __systemctl list-units --all \
  46         | { while read -r a b c d; do [[ $c == "inactive" ]] && printf "%s\n" "$a"; done; }; }
  47 __get_failed_units   () { __systemctl list-units       \
  48         | { while read -r a b c d; do [[ $c == "failed"   ]] && printf "%s\n" "$a"; done; }; }
  49 __get_enabled_units  () { __systemctl list-unit-files  \
  50         | { while read -r a b c  ; do [[ $b == "enabled"  ]] && printf "%s\n" "$a"; done; }; }
  51 __get_disabled_units () { __systemctl list-unit-files  \
  52         | { while read -r a b c  ; do [[ $b == "disabled" ]] && printf "%s\n" "$a"; done; }; }
  53 __get_masked_units   () { __systemctl list-unit-files  \
  54         | { while read -r a b c  ; do [[ $b == "masked"   ]] && printf "%s\n" "$a"; done; }; }
  55
  56 _systemctl () {
  57         local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
  58         local i verb comps
  59
  60         local -A OPTS=(
  61                [STANDALONE]='--all -a --defaults --fail --ignore-dependencies --failed --force -f --full --global
  62                              --help -h --no-ask-password --no-block --no-legend --no-pager --no-reload --no-wall
  63                              --order --require --quiet -q --privileged -P --system --user --version --runtime'
  64                       [ARG]='--host -H --kill-mode --kill-who --property -p --signal -s --type -t --root'
  65         )
  66
  67         if __contains_word "$prev" ${OPTS[ARG]}; then
  68                 case $prev in
  69                         --signal|-s)
  70                                 comps=$(compgen -A signal)
  71                         ;;
  72                         --type|-t)
  73                                 comps='automount device mount path service snapshot socket swap target timer'
  74                         ;;
  75                         --kill-who)
  76                                 comps='all control main'
  77                         ;;
  78                         --kill-mode)
  79                                 comps='control-group process'
  80                         ;;
  81                         --root)
  82                                 comps=$(compgen -A directory -- "$cur" )
  83                                 compopt -o filenames
  84                         ;;
  85                         --host|-H)
  86                                 comps=$(compgen -A hostname)
  87                         ;;
  88                         --property|-p)
  89                                 comps=''
  90                         ;;
  91                 esac
  92                 COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
  93                 return 0
  94         fi
  95
  96
  97         if [[ "$cur" = -* ]]; then
  98                 COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
  99                 return 0
 100         fi
 101
 102         local -A VERBS=(
 103                 [ALL_UNITS]='is-active is-enabled status show mask preset'
 104             [ENABLED_UNITS]='disable reenable'
 105            [DISABLED_UNITS]='enable'
 106              [FAILED_UNITS]='reset-failed'
 107           [STARTABLE_UNITS]='start'
 108           [STOPPABLE_UNITS]='stop condstop kill try-restart condrestart'
 109          [ISOLATABLE_UNITS]='isolate'
 110          [RELOADABLE_UNITS]='reload condreload reload-or-try-restart force-reload'
 111         [RESTARTABLE_UNITS]='restart reload-or-restart'
 112              [MASKED_UNITS]='unmask'
 113                      [JOBS]='cancel'
 114                 [SNAPSHOTS]='delete'
 115                      [ENVS]='set-environment unset-environment'
 116                [STANDALONE]='daemon-reexec daemon-reload default dot dump
 117                              emergency exit halt kexec list-jobs list-units
 118                              list-unit-files poweroff reboot rescue show-environment'
 119                      [NAME]='snapshot load'
 120                      [FILE]='link'
 121         )
 122
 123         for ((i=0; $i <= $COMP_CWORD; i++)); do
 124                 if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]} &&
 125                  ! __contains_word "${COMP_WORDS[i-1]}" ${OPTS[ARG]}; then
 126                         verb=${COMP_WORDS[i]}
 127                         break
 128                 fi
 129         done
 130
 131         if   [[ -z $verb ]]; then
 132                 comps="${VERBS[*]}"
 133
 134         elif __contains_word "$verb" ${VERBS[ALL_UNITS]}; then
 135                 comps=$( __get_all_units )
 136
 137         elif __contains_word "$verb" ${VERBS[ENABLED_UNITS]}; then
 138                 comps=$( __get_enabled_units )
 139
 140         elif __contains_word "$verb" ${VERBS[DISABLED_UNITS]}; then
 141                 comps=$( __get_disabled_units )
 142
 143         elif __contains_word "$verb" ${VERBS[STARTABLE_UNITS]}; then
 144                 comps=$( __filter_units_by_property CanStart yes \
 145                       $( __get_inactive_units \
 146                         | while read -r line; do \
 147                                 [[ "$line" =~ \.(device|snapshot)$ ]] || printf "%s\n" "$line"; \
 148                         done ))
 149
 150         elif __contains_word "$verb" ${VERBS[RESTARTABLE_UNITS]}; then
 151                 comps=$( __filter_units_by_property CanStart yes \
 152                       $( __get_all_units \
 153                         | while read -r line; do \
 154                                 [[ "$line" =~ \.(device|snapshot|socket|timer)$ ]] || printf "%s\n" "$line"; \
 155                         done ))
 156
 157         elif __contains_word "$verb" ${VERBS[STOPPABLE_UNITS]}; then
 158                 comps=$( __filter_units_by_property CanStop yes \
 159                       $( __get_active_units ) )
 160
 161         elif __contains_word "$verb" ${VERBS[RELOADABLE_UNITS]}; then
 162                 comps=$( __filter_units_by_property CanReload yes \
 163                       $( __get_active_units ) )
 164
 165         elif __contains_word "$verb" ${VERBS[ISOLATABLE_UNITS]}; then
 166                 comps=$( __filter_units_by_property AllowIsolate yes \
 167                       $( __get_all_units ) )
 168
 169         elif __contains_word "$verb" ${VERBS[FAILED_UNITS]}; then
 170                 comps=$( __get_failed_units )
 171
 172         elif __contains_word "$verb" ${VERBS[MASKED_UNITS]}; then
 173                 comps=$( __get_masked_units )
 174
 175         elif __contains_word "$verb" ${VERBS[STANDALONE]} ${VERBS[NAME]}; then
 176                 comps=''
 177
 178         elif __contains_word "$verb" ${VERBS[JOBS]}; then
 179                 comps=$( __systemctl list-jobs | { while read -r a b; do printf "%s\n" "$a"; done; } )
 180
 181         elif __contains_word "$verb" ${VERBS[SNAPSHOTS]}; then
 182                 comps=$( __systemctl list-units --type snapshot --full --all \
 183                         | { while read -r a b; do printf "%s\n" "$a"; done; } )
 184
 185         elif __contains_word "$verb" ${VERBS[ENVS]}; then
 186                 comps=$( __systemctl show-environment \
 187                     | while read -r line; do printf "%s\n" "${line%%=*}=";done )
 188                 compopt -o nospace
 189
 190         elif __contains_word "$verb" ${VERBS[FILE]}; then
 191                 comps=$( compgen -A file -- "$cur" )
 192                 compopt -o filenames
 193         fi
 194
 195         COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
 196         return 0
 197 }
 198 complete -F _systemctl systemctl
 199
 200 __get_all_sessions () { loginctl list-sessions | { while read -r a b; do printf "%s\n" "$a"; done; } ; }
 201 __get_all_users    () { loginctl list-users    | { while read -r a b; do printf "%s\n" "$b"; done; } ; }
 202 __get_all_seats    () { loginctl list-seats    | { while read -r a b; do printf "%s\n" "$a"; done; } ; }
 203
 204 _loginctl () {
 205         local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
 206         local i verb comps
 207
 208         local -A OPTS=(
 209                [STANDALONE]='--all -a --help -h --no-pager --privileged -P --version'
 210                       [ARG]='--host -H --kill-who --property -p --signal -s'
 211         )
 212
 213         if __contains_word "$prev" ${OPTS[ARG]}; then
 214                 case $prev in
 215                         --signal|-s)
 216                                 comps=$(compgen -A signal)
 217                         ;;
 218                         --kill-who)
 219                                 comps='all leader'
 220                         ;;
 221                         --host|-H)
 222                                 comps=$(compgen -A hostname)
 223                         ;;
 224                         --property|-p)
 225                                 comps=''
 226                         ;;
 227                 esac
 228                 COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
 229                 return 0
 230         fi
 231
 232
 233         if [[ "$cur" = -* ]]; then
 234                 COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
 235                 return 0
 236         fi
 237
 238         local -A VERBS=(
 239                 [SESSIONS]='session-status show-session activate lock-session unlock-session terminate-session kill-session'
 240                 [USERS]='user-status show-user enable-linger disable-linger terminate-user kill-user'
 241                 [SEATS]='seat-status show-seat terminate-seat'
 242                 [STANDALONE]='list-sessions list-users list-seats flush-devices'
 243                 [ATTACH]='attach'
 244         )
 245
 246         for ((i=0; $i <= $COMP_CWORD; i++)); do
 247                 if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]} &&
 248                  ! __contains_word "${COMP_WORDS[i-1]}" ${OPTS[ARG]}; then
 249                         verb=${COMP_WORDS[i]}
 250                         break
 251                 fi
 252         done
 253
 254         if   [[ -z $verb ]]; then
 255                 comps="${VERBS[*]}"
 256
 257         elif __contains_word "$verb" ${VERBS[SESSIONS]}; then
 258                 comps=$( __get_all_sessions )
 259
 260         elif __contains_word "$verb" ${VERBS[USERS]}; then
 261                 comps=$( __get_all_users )
 262
 263         elif __contains_word "$verb" ${VERBS[SEATS]}; then
 264                 comps=$( __get_all_seats )
 265
 266         elif __contains_word "$verb" ${VERBS[STANDALONE]}; then
 267                 comps=''
 268
 269         elif __contains_word "$verb" ${VERBS[ATTACH]}; then
 270                 if [[ $prev = $verb ]]; then
 271                         comps=$( __get_all_seats )
 272                 else
 273                         comps=$(compgen -A file -- "$cur" )
 274                         compopt -o filenames
 275                 fi
 276         fi
 277
 278         COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
 279         return 0
 280 }
 281 complete -F _loginctl loginctl
 282
 283 _journalctl() {
 284         local field_vals= cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
 285         local -A OPTS=(
 286                 [STANDALONE]='-a --all -b --this-boot --disk-usage -f --follow --header
 287                               -h --help -l --local --new-id128 -m --merge --no-pager
 288                               --no-tail -q --quiet --setup-keys --this-boot --verify
 289                               --version'
 290                        [ARG]='-D --directory -F --field -o --output -u --unit'
 291                 [ARGUNKNOWN]='-c --cursor --interval -n --lines -p --priority --since --until
 292                               --verify-key'
 293         )
 294         local journal_fields=(MESSAGE{,_ID} PRIORITY CODE_{FILE,LINE,FUNC}
 295                               ERRNO SYSLOG_{FACILITY,IDENTIFIER,PID}
 296                               _{P,U,G}ID _COMM _EXE _CMDLINE
 297                               _AUDIT_{SESSION,LOGINUID}
 298                               _SYSTEMD_{CGROUP,SESSION,UNIT,OWNER_UID}
 299                               _SELINUX_CONTEXT _SOURCE_REALTIME_TIMESTAMP
 300                               _{BOOT,MACHINE}_ID _HOSTNAME _TRANSPORT
 301                               _KERNEL_{DEVICE,SUBSYSTEM}
 302                               _UDEV_{SYSNAME,DEVNODE,DEVLINK}
 303                               __CURSOR __{REALTIME,MONOTONIC}_TIMESTAMP)
 304
 305
 306         if __contains_word "$prev" ${OPTS[ARG]} ${OPTS[ARGUNKNOWN]}; then
 307                 case $prev in
 308                         --directory|-D)
 309                                 comps=$(compgen -d -- "$cur")
 310                                 compopt -o filenames
 311                         ;;
 312                         --output|-o)
 313                                 comps='short short-monotonic verbose export json cat'
 314                         ;;
 315                         --field|-F)
 316                                 comps=${journal_fields[*]}
 317                         ;;
 318                         --unit|-u)
 319                                 comps=$(journalctl -F '_SYSTEMD_UNIT')
 320                         ;;
 321                         *)
 322                                 return 0
 323                         ;;
 324                 esac
 325                 COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
 326                 return 0
 327         fi
 328
 329         if [[ $cur = -* ]]; then
 330                 COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
 331                 return 0
 332         elif [[ $cur = *=* ]]; then
 333                 mapfile -t field_vals < <(journalctl -F "${prev%=}" 2>/dev/null)
 334                 COMPREPLY=( $(compgen -W '${field_vals[*]}' -- "${cur#=}") )
 335         elif [[ $prev = '=' ]]; then
 336                 mapfile -t field_vals < <(journalctl -F "${COMP_WORDS[COMP_CWORD-2]}" 2>/dev/null)
 337                 COMPREPLY=( $(compgen -W '${field_vals[*]}' -- "$cur") )
 338         else
 339                 compopt -o nospace
 340                 COMPREPLY=( $(compgen -W '${journal_fields[*]}' -S= -- "$cur") )
 341         fi
 342 }
 343 complete -F _journalctl journalctl
 344
 345 _timedatectl() {
 346         local i verb comps
 347         local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
 348         local OPTS='-h --help --version --adjust-system-clock --no-pager
 349                     --no-ask-password -H --host'
 350
 351         if __contains_word "$prev" $OPTS; then
 352                 case $prev in
 353                         --host|-H)
 354                                 comps=''
 355                         ;;
 356                 esac
 357                 COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
 358                 return 0
 359         fi
 360
 361         if [[ $cur = -* ]]; then
 362                 COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
 363                 return 0
 364         fi
 365
 366         local -A VERBS=(
 367                   [BOOLEAN]='set-local-rtc set-ntp'
 368                [STANDALONE]='status set-time list-timezones'
 369                 [TIMEZONES]='set-timezone'
 370                      [TIME]='set-time'
 371         )
 372
 373         for ((i=0; i <= COMP_CWORD; i++)); do
 374                 if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]}; then
 375                         verb=${COMP_WORDS[i]}
 376                         break
 377                 fi
 378         done
 379
 380         if [[ -z $verb ]]; then
 381                 comps=${VERBS[*]}
 382         elif __contains_word "$verb" ${VERBS[BOOLEAN]}; then
 383                 comps='true false'
 384         elif __contains_word "$verb" ${VERBS[TIMEZONES]}; then
 385                 comps=$(command timedatectl list-timezones)
 386         elif __contains_word "$verb" ${VERBS[STANDALONE]} ${VERBS[TIME]}; then
 387                 comps=''
 388         fi
 389
 390         COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
 391         return 0
 392 }
 393 complete -F _timedatectl timedatectl
 394
 395 _localectl() {
 396         local i verb comps
 397         local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
 398         local OPTS='-h --help --version --no-convert --no-pager --no-ask-password
 399                     -H --host'
 400
 401         if __contains_word "$prev" $OPTS; then
 402                 case $prev in
 403                         --host|-H)
 404                                 comps=''
 405                         ;;
 406                 esac
 407                 COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
 408                 return 0
 409         fi
 410
 411         if [[ $cur = -* ]]; then
 412                 COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
 413                 return 0
 414         fi
 415
 416         local -A VERBS=(
 417                [STANDALONE]='status list-locales list-keymaps'
 418                   [LOCALES]='set-locale'
 419                   [KEYMAPS]='set-keymap'
 420                       [X11]='set-x11-keymap'
 421         )
 422
 423         for ((i=0; i <= COMP_CWORD; i++)); do
 424                 if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]}; then
 425                         verb=${COMP_WORDS[i]}
 426                         break
 427                 fi
 428         done
 429
 430         if [[ -z $verb ]]; then
 431                 comps=${VERBS[*]}
 432         elif __contains_word "$verb" ${VERBS[LOCALES]}; then
 433                 comps=$(command localectl list-locales)
 434         elif __contains_word "$verb" ${VERBS[KEYMAPS]}; then
 435                 comps=$(command localectl list-keymaps)
 436         elif __contains_word "$verb" ${VERBS[STANDALONE]} ${VERBS[X11]}; then
 437                 comps=''
 438         fi
 439
 440         COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
 441         return 0
 442 }
 443 complete -F _localectl localectl
 444
 445 _hostnamectl() {
 446         local i verb comps
 447         local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
 448         local OPTS='-h --help --version --transient --static --pretty
 449                     --no-ask-password -H --host'
 450
 451         if [[ $cur = -* ]]; then
 452                 COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
 453                 return 0
 454         fi
 455
 456         local -A VERBS=(
 457                 [STANDALONE]='status'
 458                      [ICONS]='set-icon-name'
 459                       [NAME]='set-hostname'
 460         )
 461
 462         for ((i=0; i <= COMP_CWORD; i++)); do
 463                 if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]}; then
 464                         verb=${COMP_WORDS[i]}
 465                         break
 466                 fi
 467         done
 468
 469         if [[ -z $verb ]]; then
 470                 comps=${VERBS[*]}
 471         elif __contains_word "$verb" ${VERBS[STANDALONE]} ${VERBS[ICONS]} ${VERBS[NAME]}; then
 472                 comps=''
 473         fi
 474
 475         COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
 476         return 0
 477 }
 478 complete -F _hostnamectl hostnamectl
 479
 480 __get_all_sysdevs() { ls -1 -d /sys/bus/*/devices/* /sys/class/*/*; }
 481
 482 _udevadm() {
 483         local i verb comps
 484         local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
 485         local OPTS='-h --help --version --debug'
 486
 487         local -A VERBS=(
 488                 [INFO]='info'
 489                 [TRIGGER]='trigger'
 490                 [SETTLE]='settle'
 491                 [CONTROL]='control'
 492                 [MONITOR]='monitor'
 493                 [HWDB]='hwdb'
 494                 [TESTBUILTIN]='test-builtin'
 495                 [TEST]='test'
 496         )
 497
 498         for ((i=0; $i <= $COMP_CWORD; i++)); do
 499                 if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]} &&
 500                  ! __contains_word "${COMP_WORDS[i-1]}" ${OPTS[ARG]}; then
 501                         verb=${COMP_WORDS[i]}
 502                         break
 503                 fi
 504         done
 505
 506         if [[ -z $verb  && $cur = -* ]]; then
 507                 COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
 508                 return 0
 509         fi
 510
 511         if [[ -z $verb ]]; then
 512                 comps=${VERBS[*]}
 513
 514         elif __contains_word "$verb" ${VERBS[INFO]}; then
 515                 if [[ $cur = -* ]]; then
 516                         comps='--help --query= --path= --name= --root --attribute-walk --export-db --cleanup-db'
 517                 else
 518                         comps=$( __get_all_sysdevs )
 519                 fi
 520
 521         elif __contains_word "$verb" ${VERBS[TRIGGER]}; then
 522                 comps='--help --verbose --dry-run --type= --action= --subsystem-match=
 523                        --subsystem-nomatch= --attr-match= --attr-nomatch= --property-match=
 524                        --tag-match= --sysname-match= --parent-match='
 525
 526         elif __contains_word "$verb" ${VERBS[SETTLE]}; then
 527                 comps='--help --timeout= --seq-start= --seq-end= --exit-if-exists= --quiet'
 528
 529         elif __contains_word "$verb" ${VERBS[CONTROL]}; then
 530                 comps='--help --exit --log-priority= --stop-exec-queue --start-exec-queue
 531                        --reload --property= --children-max= --timeout='
 532
 533         elif __contains_word "$verb" ${VERBS[MONITOR]}; then
 534                 comps='--help --kernel --udev --property --subsystem-match= --tag-match='
 535
 536         elif __contains_word "$verb" ${VERBS[HWDB]}; then
 537                 comps='--help --update --test='
 538
 539         elif __contains_word "$verb" ${VERBS[TEST]}; then
 540                 if [[ $cur = -* ]]; then
 541                         comps='--help --action='
 542                 else
 543                         comps=$( __get_all_sysdevs )
 544                 fi
 545
 546         elif __contains_word "$verb" ${VERBS[TESTBUILTIN]}; then
 547                       comps='blkid btrfs firmware hwdb input_id kmod path_id usb_id uaccess'
 548         fi
 549
 550         COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
 551         return 0
 552 }
 553 complete -F _udevadm udevadm