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# machinectl(1) completion -*- shell-script -*-
#
# This file is part of systemd.
#
# Copyright 2014 Thomas H.P. Andersen
#
# systemd is free software; you can redistribute it and/or modify it
# under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 2.1 of the License, or
# (at your option) any later version.
#
# systemd is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with systemd; If not, see <http://www.gnu.org/licenses/>.
__contains_word() {
local w word=$1; shift
for w in "$@"; do
[[ $w = "$word" ]] && return
done
}
__get_machines() {
local a b
(machinectl list-images --no-legend --no-pager; machinectl list --no-legend --no-pager) | \
{ while read a b; do echo " $a"; done; } | sort -u;
}
_machinectl() {
local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
local i verb comps
local -A OPTS=(
[STANDALONE]='--all -a --full --help -h --no-ask-password --no-legend --no-pager --version'
[ARG]='--host -H --kill-who -M --machine --property -p --signal -s'
)
local -A VERBS=(
[STANDALONE]='list list-images pull-tar pull-raw pull-dkr import-tar import-raw export-tar export-raw'
[MACHINES]='status show start login enable disable poweroff reboot terminate kill copy-to copy-from image-status show-image clone rename read-only remove set-limit list-transfers cancel-transfer'
)
_init_completion || return
for ((i=0; i <= COMP_CWORD; i++)); do
if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]} &&
! __contains_word "${COMP_WORDS[i-1]}" ${OPTS[ARG]}; then
verb=${COMP_WORDS[i]}
break
fi
done
if __contains_word "$prev" ${OPTS[ARG]}; then
case $prev in
--signal|-s)
comps=$(compgen -A signal)
;;
--kill-who)
comps='all leader'
;;
--host|-H)
comps=$(compgen -A hostname)
;;
--machine|-M)
comps=$( __get_machines )
;;
--property|-p)
comps=''
;;
esac
COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
return 0
fi
if [[ "$cur" = -* ]]; then
COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
return 0
fi
if [[ -z $verb ]]; then
comps=${VERBS[*]}
elif __contains_word "$verb" ${VERBS[STANDALONE]}; then
comps=''
elif __contains_word "$verb" ${VERBS[MACHINES]}; then
comps=$( __get_machines )
fi
COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
return 0
}
complete -F _machinectl machinectl
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