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f6a6814947
If the expanded argument begins with '-', echo would try to interpret it as options. printf does not have this problem. Use it everywhere.
282 lines
11 KiB
Bash
282 lines
11 KiB
Bash
# This file is part of systemd.
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#
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# Copyright 2010 Ran Benita
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#
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# systemd is free software; you can redistribute it and/or modify it
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# under the terms of the GNU Lesser General Public License as published by
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# the Free Software Foundation; either version 2.1 of the License, or
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# (at your option) any later version.
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#
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# systemd is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public License
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# along with systemd; If not, see <http://www.gnu.org/licenses/>.
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__systemctl() {
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systemctl --full --no-legend "$@"
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}
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__contains_word () {
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local word=$1; shift
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for w in $*; do [[ $w = $word ]] && return 0; done
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return 1
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}
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__filter_units_by_property () {
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local property=$1 value=$2 ; shift 2
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local units=("$@")
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local props
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IFS=$'\n' read -rd '' -a props < \
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<(__systemctl show --property "$property" -- "${units[@]}")
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for ((i=0; $i < ${#units[*]}; i++)); do
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if [[ "${props[i]}" = "$property=$value" ]]; then
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printf "%s\n" "${units[i]}"
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fi
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done
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}
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__get_all_units () { __systemctl list-units --all \
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| { while read -r a b; do printf "%s\n" "$a"; done; }; }
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__get_active_units () { __systemctl list-units \
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| { while read -r a b; do printf "%s\n" "$a"; done; }; }
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__get_inactive_units () { __systemctl list-units --all \
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| { while read -r a b c d; do [[ $c == "inactive" ]] && printf "%s\n" "$a"; done; }; }
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__get_failed_units () { __systemctl list-units \
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| { while read -r a b c d; do [[ $c == "failed" ]] && printf "%s\n" "$a"; done; }; }
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__get_enabled_units () { __systemctl list-unit-files \
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| { while read -r a b c ; do [[ $b == "enabled" ]] && printf "%s\n" "$a"; done; }; }
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__get_disabled_units () { __systemctl list-unit-files \
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| { while read -r a b c ; do [[ $b == "disabled" ]] && printf "%s\n" "$a"; done; }; }
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__get_masked_units () { __systemctl list-unit-files \
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| { while read -r a b c ; do [[ $b == "masked" ]] && printf "%s\n" "$a"; done; }; }
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_systemctl () {
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local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
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local verb comps
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local -A OPTS=(
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[STANDALONE]='--all -a --defaults --fail --ignore-dependencies --failed --force -f --full --global
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--help -h --no-ask-password --no-block --no-legend --no-pager --no-reload --no-wall
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--order --require --quiet -q --privileged -P --system --user --version --runtime'
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[ARG]='--host -H --kill-mode --kill-who --property -p --signal -s --type -t --root'
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)
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if __contains_word "$prev" ${OPTS[ARG]}; then
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case $prev in
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--signal|-s)
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comps=$(compgen -A signal)
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;;
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--type|-t)
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comps='automount device mount path service snapshot socket swap target timer'
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;;
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--kill-who)
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comps='all control main'
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;;
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--kill-mode)
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comps='control-group process'
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;;
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--root)
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comps=$(compgen -A directory -- "$cur" )
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compopt -o filenames
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;;
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--host|-H)
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comps=$(compgen -A hostname)
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;;
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--property|-p)
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comps=''
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;;
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esac
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COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
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return 0
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fi
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if [[ "$cur" = -* ]]; then
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COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
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return 0
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fi
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local -A VERBS=(
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[ALL_UNITS]='is-active is-enabled status show mask preset'
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[ENABLED_UNITS]='disable reenable'
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[DISABLED_UNITS]='enable'
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[FAILED_UNITS]='reset-failed'
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[STARTABLE_UNITS]='start'
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[STOPPABLE_UNITS]='stop condstop kill try-restart condrestart'
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[ISOLATABLE_UNITS]='isolate'
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[RELOADABLE_UNITS]='reload condreload reload-or-try-restart force-reload'
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[RESTARTABLE_UNITS]='restart reload-or-restart'
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[MASKED_UNITS]='unmask'
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[JOBS]='cancel'
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[SNAPSHOTS]='delete'
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[ENVS]='set-environment unset-environment'
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[STANDALONE]='daemon-reexec daemon-reload default dot dump
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emergency exit halt kexec list-jobs list-units
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list-unit-files poweroff reboot rescue show-environment'
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[NAME]='snapshot load'
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[FILE]='link'
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)
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for ((i=0; $i <= $COMP_CWORD; i++)); do
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if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]} &&
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! __contains_word "${COMP_WORDS[i-1]}" ${OPTS[ARG}]}; then
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verb=${COMP_WORDS[i]}
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break
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fi
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done
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if [[ -z $verb ]]; then
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comps="${VERBS[*]}"
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elif __contains_word "$verb" ${VERBS[ALL_UNITS]}; then
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comps=$( __get_all_units )
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elif __contains_word "$verb" ${VERBS[ENABLED_UNITS]}; then
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comps=$( __get_enabled_units )
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elif __contains_word "$verb" ${VERBS[DISABLED_UNITS]}; then
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comps=$( __get_disabled_units )
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elif __contains_word "$verb" ${VERBS[STARTABLE_UNITS]}; then
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comps=$( __filter_units_by_property CanStart yes \
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$( __get_inactive_units \
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| while read -r line; do \
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[[ "$line" =~ \.(device|snapshot)$ ]] || printf "%s\n" "$line"; \
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done ))
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elif __contains_word "$verb" ${VERBS[RESTARTABLE_UNITS]}; then
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comps=$( __filter_units_by_property CanStart yes \
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$( __get_all_units \
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| while read -r line; do \
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[[ "$line" =~ \.(device|snapshot|socket|timer)$ ]] || printf "%s\n" "$line"; \
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done ))
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elif __contains_word "$verb" ${VERBS[STOPPABLE_UNITS]}; then
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comps=$( __filter_units_by_property CanStop yes \
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$( __get_active_units ) )
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elif __contains_word "$verb" ${VERBS[RELOADABLE_UNITS]}; then
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comps=$( __filter_units_by_property CanReload yes \
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$( __get_active_units ) )
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elif __contains_word "$verb" ${VERBS[ISOLATABLE_UNITS]}; then
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comps=$( __filter_units_by_property AllowIsolate yes \
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$( __get_all_units ) )
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elif __contains_word "$verb" ${VERBS[FAILED_UNITS]}; then
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comps=$( __get_failed_units )
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elif __contains_word "$verb" ${VERBS[MASKED_UNITS]}; then
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comps=$( __get_masked_units )
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elif __contains_word "$verb" ${VERBS[STANDALONE]} ${VERBS[NAME]}; then
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comps=''
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elif __contains_word "$verb" ${VERBS[JOBS]}; then
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comps=$( __systemctl list-jobs | { while read -r a b; do printf "%s\n" "$a"; done; } )
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elif __contains_word "$verb" ${VERBS[SNAPSHOTS]}; then
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comps=$( __systemctl list-units --type snapshot --full --all \
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| { while read -r a b; do printf "%s\n" "$a"; done; } )
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elif __contains_word "$verb" ${VERBS[ENVS]}; then
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comps=$( __systemctl show-environment \
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| while read -r line; do printf "%s\n" "${line%%=*}=";done )
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compopt -o nospace
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elif __contains_word "$verb" ${VERBS[FILE]}; then
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comps=$( compgen -A file -- "$cur" )
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compopt -o filenames
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fi
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COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
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return 0
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}
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complete -F _systemctl systemctl
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__get_all_sessions () { systemd-loginctl list-sessions | { while read -r a b; do printf "%s\n" "$a"; done; } ; }
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__get_all_users () { systemd-loginctl list-users | { while read -r a b; do printf "%s\n" "$b"; done; } ; }
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__get_all_seats () { systemd-loginctl list-seats | { while read -r a b; do printf "%s\n" "$a"; done; } ; }
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_loginctl () {
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local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
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local verb comps
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local -A OPTS=(
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[STANDALONE]='--all -a --help -h --no-pager --privileged -P --version'
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[ARG]='--host -H --kill-who --property -p --signal -s'
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)
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if __contains_word "$prev" ${OPTS[ARG]}; then
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case $prev in
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--signal|-s)
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comps=$(compgen -A signal)
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;;
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--kill-who)
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comps='all leader'
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;;
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--host|-H)
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comps=$(compgen -A hostname)
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;;
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--property|-p)
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comps=''
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;;
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esac
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COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
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return 0
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fi
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if [[ "$cur" = -* ]]; then
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COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") )
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return 0
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fi
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local -A VERBS=(
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[SESSIONS]='session-status show-session activate lock-session unlock-session terminate-session kill-session'
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[USERS]='user-status show-user enable-linger disable-linger terminate-user kill-user'
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[SEATS]='seat-status show-seat terminate-seat'
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[STANDALONE]='list-sessions list-users list-seats flush-devices'
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[ATTACH]='attach'
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)
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for ((i=0; $i <= $COMP_CWORD; i++)); do
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if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]} &&
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! __contains_word "${COMP_WORDS[i-1]}" ${OPTS[ARG}]}; then
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verb=${COMP_WORDS[i]}
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break
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fi
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done
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if [[ -z $verb ]]; then
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comps="${VERBS[*]}"
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elif __contains_word "$verb" ${VERBS[SESSIONS]}; then
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comps=$( __get_all_sessions )
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elif __contains_word "$verb" ${VERBS[USERS]}; then
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comps=$( __get_all_users )
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elif __contains_word "$verb" ${VERBS[SEATS]}; then
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comps=$( __get_all_seats )
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elif __contains_word "$verb" ${VERBS[STANDALONE]}; then
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comps=''
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elif __contains_word "$verb" ${VERBS[ATTACH]}; then
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if [[ $prev = $verb ]]; then
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comps=$( __get_all_seats )
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else
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comps=$(compgen -A file -- "$cur" )
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compopt -o filenames
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fi
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fi
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COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
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return 0
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}
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complete -F _loginctl loginctl
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