shell-completion/bash/homectl

   1 # homectl(1) completion                               -*- shell-script -*-
   2 # SPDX-License-Identifier: LGPL-2.1-or-later
   3 #
   4 # This file is part of systemd.
   5 #
   6 # systemd is free software; you can redistribute it and/or modify it
   7 # under the terms of the GNU Lesser General Public License as published by
   8 # the Free Software Foundation; either version 2.1 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # systemd is distributed in the hope that it will be useful, but
  12 # WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  14 # General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU Lesser General Public License
  17 # along with systemd; If not, see <https://www.gnu.org/licenses/>.
  18
  19 __contains_word () {
  20     local w word=$1; shift
  21     for w in "$@"; do
  22         [[ $w = "$word" ]] && return
  23     done
  24 }
  25
  26 __get_machines() {
  27     local a b
  28     machinectl list --full --no-legend --no-pager 2>/dev/null |
  29         { while read a b; do echo " $a"; done; };
  30 }
  31
  32 __get_homes() {
  33     homectl --no-pager --no-legend list 2>/dev/null
  34 }
  35
  36 _homectl() {
  37     local i verb comps
  38     local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
  39
  40     local -A OPTS=(
  41         [STANDALONE]='-h --help --version
  42                      --no-pager --no-legend --no-ask-password
  43                      -j -E -P'
  44         [ARG]='      -H --host
  45                      -M --machine
  46                         --identity
  47                         --json
  48                         --export-format
  49                      -c --real-name
  50                         --realm
  51                         --email-address
  52                         --location
  53                         --icon-name
  54                      -d --home-dir
  55                         --uid
  56                      -G --member-of
  57                         --skel
  58                         --shell
  59                         --setenv
  60                         --timezone
  61                         --language
  62                         --ssh-authorized-keys
  63                         --pkcs11-token-uri
  64                         --locked
  65                         --not-before
  66                         --not-after
  67                         --rate-limit-interval
  68                         --rate-limit-burst
  69                         --password-hint
  70                         --enforce-password-policy
  71                         --password-change-now
  72                         --password-change-min
  73                         --password-change-max
  74                         --password-change-warn
  75                         --password-change-inactive
  76                         --disk-size
  77                         --access-mode
  78                         --umask
  79                         --nice
  80                         --rlimit
  81                         --tasks-max
  82                         --memory-high
  83                         --memory-max
  84                         --cpu-weight
  85                         --io-weight
  86                         --storage
  87                         --image-path
  88                         --fs-type
  89                         --luks-discard
  90                         --luks-offline-discard
  91                         --luks-cipher
  92                         --luks-cipher-mode
  93                         --luks-volume-key-size
  94                         --luks-pbkdf-type
  95                         --luks-pbkdf-hash-algorithm
  96                         --luks-pbkdf-force-iterations
  97                         --luks-pbkdf-time-cost
  98                         --luks-pbkdf-memory-cost
  99                         --luks-pbkdf-parallel-threads
 100                         --luks-sector-size
 101                         --nosuid
 102                         --nodev
 103                         --noexec
 104                         --cifs-domain
 105                         --cifs-user-name
 106                         --cifs-service
 107                         --stop-delay
 108                         --kill-processes
 109                         --auto-login'
 110     )
 111
 112     if __contains_word "$prev" ${OPTS[ARG]}; then
 113         case $prev in
 114             --host|-H)
 115                 comps=$(compgen -A hostname)
 116                 ;;
 117             --machine|-M)
 118                 comps=$( __get_machines )
 119                 ;;
 120             --identity|--image-path)
 121                 comps=$(compgen -A file -- "$cur" )
 122                 compopt -o filenames
 123                 ;;
 124             --json)
 125                 comps='pretty short off'
 126                 ;;
 127             --export-format)
 128                 comps='full stripped minimal'
 129                 ;;
 130             --locked|--enforce-password-policy|--password-change-now|--luks-discard|--luks-offline-discard|--nosuid|--nodev|--noexec|--kill-processes|--auto-login)
 131                 comps='yes no'
 132                 ;;
 133             -d|--home-dir|--skel)
 134                 comps=$(compgen -A directory -- "$cur" )
 135                 compopt -o dirnames
 136                 ;;
 137             -G|--member-of)
 138                 comps=$(compgen -A group -- "$cur" )
 139                 ;;
 140             --shell)
 141                 comps=$(cat /etc/shells)
 142                 ;;
 143             --fs-type)
 144                 comps='btrfs ext4 xfs'
 145                 ;;
 146             --cifs-user-name)
 147                 comps=$(compgen -A user -- "$cur" )
 148                 ;;
 149         esac
 150         COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
 151         return 0
 152     fi
 153
 154     if [[ "$cur" = -* ]]; then
 155         COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
 156         return 0
 157     fi
 158
 159     local -A VERBS=(
 160         [STANDALONE]='list lock-all'
 161         [CREATE]='create'
 162         [NAMES]='activate deactivate inspect authenticate remove lock unlock'
 163         [NAME]='update passwd'
 164         [RESIZE]='resize'
 165         [WITH]='with'
 166     )
 167
 168     for ((i=0; i < COMP_CWORD; i++)); do
 169         if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]}; then
 170             verb=${COMP_WORDS[i]}
 171             break
 172         fi
 173     done
 174
 175     if [[ -z ${verb-} ]]; then
 176         comps=${VERBS[*]}
 177     elif __contains_word "$verb" ${VERBS[NAME]}; then
 178         comps=$(__get_homes)
 179     elif __contains_word "$verb" ${VERBS[NAMES]}; then
 180         comps=$(__get_homes)
 181     elif __contains_word "$verb" ${VERBS[STANDALONE]} ${VERBS[CREATE]} ${VERBS[RESIZE]}; then
 182         comps=$(__get_homes)
 183     elif __contains_word "$verb" ${VERBS[WITH]}; then
 184         comps=$(__get_homes)
 185     fi
 186
 187     COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
 188     return 0
 189 }
 190
 191 complete -F _homectl homectl