diff options
Diffstat (limited to 'shell-completion/bash/systemctl.in')
| -rw-r--r-- | shell-completion/bash/systemctl.in | 356 |
1 files changed, 356 insertions, 0 deletions
diff --git a/shell-completion/bash/systemctl.in b/shell-completion/bash/systemctl.in new file mode 100644 index 0000000..b26381a --- /dev/null +++ b/shell-completion/bash/systemctl.in @@ -0,0 +1,356 @@ +# systemctl(1) completion -*- shell-script -*- +# SPDX-License-Identifier: LGPL-2.1-or-later +# +# This file is part of systemd. +# +# Copyright © 2010 Ran Benita + +__systemctl() { + local mode=$1; shift 1 + systemctl $mode --full --no-legend --no-pager --plain "$@" 2>/dev/null +} + +__systemd_properties() { + @rootlibexecdir@/systemd --dump-bus-properties +} + +__contains_word () { + local w word=$1; shift + for w in "$@"; do + [[ $w = "$word" ]] && return + done +} + +__filter_units_by_properties () { + local mode=$1 properties=$2; shift 2 + local units=("$@") + local props i p n + local names= count=0 + + IFS=$',' read -r -a p < <(echo "Names,$properties") + n=${#p[*]} + readarray -t props < \ + <(__systemctl $mode show --property "Names,$properties" -- "${units[@]}") + + for ((i=0; i < ${#props[*]}; i++)); do + if [[ -z ${props[i]} ]]; then + if (( count == n )) && [[ -n $names ]]; then + echo $names + fi + names= + count=0 + else + (( count++ )) + if [[ ${props[i]%%=*} == 'Names' ]]; then + names=${props[i]#*=} + fi + fi + done + if (( count == n )) && [[ -n $names ]]; then + echo $names + fi +} + +__get_all_units () { { __systemctl $1 list-unit-files "$2*"; __systemctl $1 list-units --all "$2*"; } \ + | { while read -r a b; do echo " $a"; done; }; } +__get_non_template_units() { { __systemctl $1 list-unit-files "$2*"; __systemctl $1 list-units --all "$2*"; } \ + | { while read -r a b; do [[ $a =~ @\. ]] || echo " $a"; done; }; } +__get_template_names () { __systemctl $1 list-unit-files "$2*" \ + | { while read -r a b; do [[ $a =~ @\. ]] && echo " ${a%%@.*}@"; done; }; } +__get_active_units () { __systemctl $1 list-units "$2*" \ + | { while read -r a b; do echo " $a"; done; }; } + +__get_not_masked_unit_files() { + # filter out masked, not-found, or template units. + __systemctl $1 list-unit-files --state enabled,enabled-runtime,linked,linked-runtime,static,indirect,disabled,generated,transient "$2*" | \ + { while read -r a b; do [[ $a =~ @\. ]] || echo " $a"; done; } +} + +__get_startable_units () { + __filter_units_by_properties $1 ActiveState=inactive,CanStart=yes $( + { __get_not_masked_unit_files $1 $2 + # get inactive template units + __systemctl $1 list-units --state inactive,failed "$2*" | \ + { while read -r a b c; do [[ $b == "loaded" ]] && echo " $a"; done; } + } | sort -u ) +} +__get_restartable_units () { + # filter out masked and not-found + __filter_units_by_properties $1 CanStart=yes $( + { __get_not_masked_unit_files $1 $2 + __get_active_units $1 $2 + } | sort -u ) +} + +__get_stoppable_units () { + # filter out masked and not-found + local units=$( + { __get_not_masked_unit_files $1 $2 + __get_active_units $1 $2 + } | sort -u ) + __filter_units_by_properties $1 ActiveState=active,CanStop=yes $units + __filter_units_by_properties $1 ActiveState=reloading,CanStop=yes $units + __filter_units_by_properties $1 ActiveState=activating,CanStop=yes $units +} + +__get_reloadable_units () { + # filter out masked and not-found + __filter_units_by_properties $1 ActiveState=active,CanReload=yes $( + { __get_not_masked_unit_files $1 $2 + __get_active_units $1 $2 + } | sort -u ) +} + +__get_failed_units () { __systemctl $1 list-units "$2*" \ + | { while read -r a b c d; do [[ $c == "failed" ]] && echo " $a"; done; }; } +__get_enabled_units () { __systemctl $1 list-unit-files "$2*" \ + | { while read -r a b c ; do [[ $b == "enabled" ]] && echo " $a"; done; }; } +__get_disabled_units () { __systemctl $1 list-unit-files "$2*" \ + | { while read -r a b c ; do [[ $b == "disabled" ]] && echo " $a"; done; }; } +__get_masked_units () { __systemctl $1 list-unit-files "$2*" \ + | { while read -r a b c ; do [[ $b == "masked" ]] && echo " $a"; done; }; } +__get_all_unit_files () { { __systemctl $1 list-unit-files "$2*"; } | { while read -r a b; do echo " $a"; done; }; } + +__get_machines() { + local a b + { machinectl list-images --full --no-legend --no-pager; machinectl list --full --no-legend --no-pager; } | \ + { while read a b; do echo " $a"; done; } +} + +_systemctl () { + local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]} + local i verb comps mode cur_orig + + local -A OPTS=( + [STANDALONE]='--all -a --reverse --after --before --defaults --force -f --full -l --global + --help -h --no-ask-password --no-block --no-legend --no-pager --no-reload --no-wall --now + --quiet -q --system --user --version --runtime --recursive -r --firmware-setup + --show-types -i --ignore-inhibitors --plain --failed --value --fail --dry-run --wait' + [ARG]='--host -H --kill-who --property -p --signal -s --type -t --state --job-mode --root + --preset-mode -n --lines -o --output -M --machine --message --timestamp' + ) + + if __contains_word "--user" ${COMP_WORDS[*]}; then + mode=--user + elif __contains_word "--global" ${COMP_WORDS[*]}; then + mode=--user + else + mode=--system + fi + + if __contains_word "$prev" ${OPTS[ARG]}; then + case $prev in + --signal|-s) + _signals + return + ;; + --type|-t) + comps=$(__systemctl $mode -t help) + ;; + --state) + comps=$(__systemctl $mode --state=help) + ;; + --job-mode) + comps='fail replace replace-irreversibly isolate + ignore-dependencies ignore-requirements flush' + ;; + --kill-who) + comps='all control main' + ;; + --root) + comps=$(compgen -A directory -- "$cur" ) + compopt -o filenames + ;; + --host|-H) + comps=$(compgen -A hostname) + ;; + --property|-p) + comps=$(__systemd_properties) + ;; + --preset-mode) + comps='full enable-only disable-only' + ;; + --output|-o) + comps=$( systemctl --output=help 2>/dev/null ) + ;; + --machine|-M) + comps=$( __get_machines ) + ;; + --timestamp) + comps='pretty us µs utc us+utc µs+utc' + ;; + esac + COMPREPLY=( $(compgen -W '$comps' -- "$cur") ) + return 0 + fi + + if [[ "$cur" = -* ]]; then + COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") ) + return 0 + fi + + local -A VERBS=( + [ALL_UNITS]='cat mask' + [NONTEMPLATE_UNITS]='is-active is-failed is-enabled status show preset help list-dependencies edit set-property revert' + [ENABLED_UNITS]='disable' + [DISABLED_UNITS]='enable' + [REENABLABLE_UNITS]='reenable' + [FAILED_UNITS]='reset-failed' + [STARTABLE_UNITS]='start' + [STOPPABLE_UNITS]='stop condstop kill try-restart condrestart' + [ISOLATABLE_UNITS]='isolate' + [RELOADABLE_UNITS]='reload condreload try-reload-or-restart force-reload' + [RESTARTABLE_UNITS]='restart reload-or-restart' + [TARGET_AND_UNITS]='add-wants add-requires' + [MASKED_UNITS]='unmask' + [JOBS]='cancel' + [ENVS]='set-environment unset-environment import-environment' + [STANDALONE]='daemon-reexec daemon-reload default + emergency exit halt hibernate hybrid-sleep + suspend-then-hibernate kexec list-jobs list-sockets + list-timers list-units list-unit-files poweroff + reboot rescue show-environment suspend get-default + is-system-running preset-all' + [FILE]='link switch-root' + [TARGETS]='set-default' + [MACHINES]='list-machines' + [LOG_LEVEL]='log-level' + [LOG_TARGET]='log-target' + [SERVICE_WATCHDOGS]='service-watchdogs' + ) + + for ((i=0; i < COMP_CWORD; i++)); do + if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]} && + ! __contains_word "${COMP_WORDS[i-1]}" ${OPTS[ARG]}; then + verb=${COMP_WORDS[i]} + break + fi + done + + # When trying to match a unit name with certain special characters in its name (i.e + # foo\x2dbar:01) they get (un)escaped by bash along the way, thus causing any possible + # match to fail. + # The following condition solves two cases: + # 1) We're trying to complete an already escaped unit name part, + # i.e foo\\x2dba. In this case we need to unescape the name, so it + # gets properly matched with the systemctl output (i.e. foo\x2dba). + # However, we need to keep the original escaped name as well for the + # final match, as the completion machinery does the unescaping + # automagically. + # 2) We're trying to complete an unescaped (literal) unit name part, + # i.e. foo\x2dba. That means we don't have to do the unescaping + # required for correct matching with systemctl's output, however, + # we need to escape the name for the final match, where the completion + # expects the string to be escaped. + cur_orig=$cur + if [[ $cur =~ '\\' ]]; then + cur="$(echo $cur | xargs echo)" + else + cur_orig="$(printf '%q' $cur)" + fi + + if [[ -z $verb ]]; then + comps="${VERBS[*]}" + + elif __contains_word "$verb" ${VERBS[ALL_UNITS]}; then + comps=$( __get_all_units $mode "$cur" ) + compopt -o filenames + + elif __contains_word "$verb" ${VERBS[NONTEMPLATE_UNITS]}; then + comps=$( __get_non_template_units $mode "$cur" ) + compopt -o filenames + + elif __contains_word "$verb" ${VERBS[ENABLED_UNITS]}; then + comps=$( __get_enabled_units $mode "$cur" ) + compopt -o filenames + + elif __contains_word "$verb" ${VERBS[DISABLED_UNITS]}; then + comps=$( __get_disabled_units $mode "$cur"; + __get_template_names $mode "$cur") + compopt -o filenames + + elif __contains_word "$verb" ${VERBS[REENABLABLE_UNITS]}; then + comps=$( __get_disabled_units $mode "$cur"; + __get_enabled_units $mode "$cur"; + __get_template_names $mode "$cur") + compopt -o filenames + + elif __contains_word "$verb" ${VERBS[STARTABLE_UNITS]}; then + comps=$( __get_startable_units $mode "$cur" ) + compopt -o filenames + + elif __contains_word "$verb" ${VERBS[RESTARTABLE_UNITS]}; then + comps=$( __get_restartable_units $mode "$cur" ) + compopt -o filenames + + elif __contains_word "$verb" ${VERBS[STOPPABLE_UNITS]}; then + comps=$( __get_stoppable_units $mode "$cur" ) + compopt -o filenames + + elif __contains_word "$verb" ${VERBS[RELOADABLE_UNITS]}; then + comps=$( __get_reloadable_units $mode "$cur" ) + compopt -o filenames + + elif __contains_word "$verb" ${VERBS[ISOLATABLE_UNITS]}; then + comps=$( __filter_units_by_properties $mode AllowIsolate=yes \ + $( __get_non_template_units $mode "$cur" ) ) + compopt -o filenames + + elif __contains_word "$verb" ${VERBS[FAILED_UNITS]}; then + comps=$( __get_failed_units $mode "$cur" ) + compopt -o filenames + + elif __contains_word "$verb" ${VERBS[MASKED_UNITS]}; then + comps=$( __get_masked_units $mode "$cur" ) + compopt -o filenames + + elif __contains_word "$verb" ${VERBS[TARGET_AND_UNITS]}; then + if __contains_word "$prev" ${VERBS[TARGET_AND_UNITS]} \ + || __contains_word "$prev" ${OPTS[STANDALONE]}; then + comps=$( __systemctl $mode list-unit-files --type target --all "$cur*" \ + | { while read -r a b; do echo " $a"; done; } ) + else + comps=$( __get_all_unit_files $mode "$cur" ) + fi + compopt -o filenames + + elif __contains_word "$verb" ${VERBS[STANDALONE]}; then + comps='' + + elif __contains_word "$verb" ${VERBS[JOBS]}; then + comps=$( __systemctl $mode list-jobs | { while read -r a b; do echo " $a"; done; } ) + + elif [ "$verb" = 'unset-environment' ]; then + comps=$( __systemctl $mode show-environment \ + | while read -r line; do echo " ${line%%=*}"; done ) + compopt -o nospace + + elif [ "$verb" = 'set-environment' ]; then + comps=$( __systemctl $mode show-environment \ + | while read -r line; do echo " ${line%%=*}="; done ) + compopt -o nospace + + elif [ "$verb" = 'import-environment' ]; then + COMPREPLY=( $(compgen -A variable -- "$cur_orig") ) + return 0 + + elif __contains_word "$verb" ${VERBS[FILE]}; then + comps=$( compgen -A file -- "$cur" ) + compopt -o filenames + + elif __contains_word "$verb" ${VERBS[TARGETS]}; then + comps=$( __systemctl $mode list-unit-files --type target --full --all "$cur*" \ + | { while read -r a b; do echo " $a"; done; } ) + elif __contains_word "$verb" ${VERBS[LOG_LEVEL]}; then + comps='debug info notice warning err crit alert emerg' + elif __contains_word "$verb" ${VERBS[LOG_TARGET]}; then + comps='console journal kmsg journal-or-kmsg null' + elif __contains_word "$verb" ${VERBS[SERVICE_WATCHDOGS]}; then + comps='on off' + fi + + COMPREPLY=( $(compgen -o filenames -W '$comps' -- "$cur_orig") ) + return 0 +} + +complete -F _systemctl systemctl |