diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/systemctl-bash-completion.sh | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/src/systemctl-bash-completion.sh b/src/systemctl-bash-completion.sh new file mode 100644 index 0000000000..53f8e52aaa --- /dev/null +++ b/src/systemctl-bash-completion.sh @@ -0,0 +1,145 @@ +# This file is part of systemd. +# +# Copyright 2010 Ran Benita +# +# systemd is free software; you can redistribute it and/or modify it +# under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 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 General Public License +# along with systemd; If not, see <http://www.gnu.org/licenses/>. + +__contains_word () { + local word=$1; shift + for w in $*; do [[ $w = $word ]] && return 0; done + return 1 +} + +__filter_units_by_property () { + local property=$1 value=$2 ; shift ; shift + local -a units=( $* ) + local -a props=( $(systemctl show --property "$property" -- ${units[*]} | grep -v ^$) ) + for ((i=0; $i < ${#units[*]}; i++)); do + if [[ "${props[i]}" = "$property=$value" ]]; then + echo "${units[i]}" + fi + done +} + +__get_all_units () { systemctl list-units --full --all | awk ' {print $1}' ; } +__get_active_units () { systemctl list-units --full | awk ' {print $1}' ; } +__get_inactive_units () { systemctl list-units --full --all | awk '$3 == "inactive" {print $1}' ; } +__get_failed_units () { systemctl list-units --full | awk '$3 == "failed" {print $1}' ; } + +_systemctl () { + local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]} + local verb comps + + local -A OPTS=( + [STANDALONE]='--all -a --defaults --fail --force -f --full --global + --help -h --no-ask-password --no-block --no-reload --no-wall + --order --require --quiet -q --session --system --version' + [ARG]='--kill-mode --kill-who --property -p --signal -s --type -t' + ) + + if __contains_word "$prev" ${OPTS[ARG]}; then + case $prev in + --signal|-s) + comps=$(compgen -A signal | grep '^SIG' | grep -Ev 'RTMIN|RTMAX|JUNK') + ;; + --type|-t) + comps='automount device mount path service snapshot socket swap target timer' + ;; + --kill-who) + comps='all control main' + ;; + --kill-mode) + comps='control-group process process-group' + ;; + --property|-p) + comps='' + ;; + esac + COMPREPLY=( $(compgen -W "$comps" -- "$cur") ) + return 0 + fi + + + if [[ "$cur" = -* ]]; then + COMPREPLY=( $(compgen -W "${OPTS[*]}" -- "$cur") ) + return 0 + fi + + local -A VERBS=( + [ALL_UNITS]='enable disable is-active is-enabled status show' + [FAILED_UNITS]='reset-failed' + [STARTABLE_UNITS]='start restart reload-or-restart' + [STOPPABLE_UNITS]='stop kill try-restart condrestart' + [ISOLATEBLE_UNITS]='isolate' + [RELOADABLE_UNITS]='reload reload-or-try-restart force-reload' + [JOBS]='cancel' + [SNAPSHOTS]='delete' + [ENVS]='set-environment unset-environment' + [STANDALONE]='daemon-reexec daemon-reload default dot dump emergency exit halt kexec + list-jobs list-units poweroff reboot rescue show-environment' + [NAME]='snapshot load' + ) + + local verb + 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 [[ -z $verb ]]; then + comps="${VERBS[*]}" + + elif __contains_word "$verb" ${VERBS[ALL_UNITS]}; then + comps=$( __get_all_units ) + + elif __contains_word "$verb" ${VERBS[STARTABLE_UNITS]}; then + comps=$( __filter_units_by_property CanStart yes \ + $( __get_inactive_units | grep -Ev '\.(device|snapshot)$' )) + + elif __contains_word "$verb" ${VERBS[STOPPABLE_UNITS]}; then + comps=$( __filter_units_by_property CanStop yes \ + $( __get_active_units ) ) + + elif __contains_word "$verb" ${VERBS[RELOADABLE_UNITS]}; then + comps=$( __filter_units_by_property CanReload yes \ + $( __get_active_units ) ) + + elif __contains_word "$verb" ${VERBS[ISOLATABLE_UNITS]}; then + comps=$( __filter_units_by_property AllowIsolate yes \ + $( __get_all_units ) ) + + elif __contains_word "$verb" ${VERBS[FAILED_UNITS]}; then + comps=$( __get_failed_units ) + + elif __contains_word "$verb" ${VERBS[STANDALONE]} ${VERBS[NAME]}; then + comps='' + + elif __contains_word "$verb" ${VERBS[JOBS]}; then + comps=$( systemctl list-jobs | awk '{print $1}' ) + + elif __contains_word "$verb" ${VERBS[SNAPSHOTS]}; then + comps=$( systemctl list-units --type snapshot --full --all | awk '{print $1}' ) + + elif __contains_word "$verb" ${VERBS[ENVS]}; then + comps=$( systemctl show-environment | sed 's_\([^=]\+=\).*_\1_' ) + compopt -o nospace + fi + + COMPREPLY=( $(compgen -W "$comps" -- "$cur") ) + return 0 +} +complete -F _systemctl systemctl |