diff options
Diffstat (limited to 'shell-completion/bash/busctl')
| -rw-r--r-- | shell-completion/bash/busctl | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/shell-completion/bash/busctl b/shell-completion/bash/busctl new file mode 100644 index 0000000..476101c --- /dev/null +++ b/shell-completion/bash/busctl @@ -0,0 +1,200 @@ +# busctl(1) completion -*- shell-script -*- +# SPDX-License-Identifier: LGPL-2.1+ +# +# This file is part of systemd. +# +# 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 --no-legend --no-pager 2>/dev/null | + { while read a b; do echo " $a"; done; }; +} + +__get_busnames() { + local mode=$1 + local a b + busctl $mode list --no-legend --no-pager 2>/dev/null | + { while read a b; do echo " $a"; done; }; +} + +__get_objects() { + local mode=$1 + local busname=$2 + local a b + busctl $mode tree --list --no-legend --no-pager $busname 2>/dev/null | + { while read a b; do echo " $a"; done; }; +} + +__get_interfaces() { + local mode=$1 + local busname=$2 + local path=$3 + local a b c + busctl $mode introspect --list --no-legend --no-pager $busname $path 2>/dev/null | + { while read a b c; do [[ "$b" == "interface" ]] && echo " $a"; done; }; +} + +__get_members() { + local mode=$1 + local busname=$2 + local path=$3 + local interface=$4 + local type=$5 + local flags=$6 + local a b c d e + busctl $mode introspect --list --no-legend --no-pager $busname $path $interface 2>/dev/null | + sed -e 's/^\.//' | + { while read a b c d e; do [[ "$b" == "$type" && ( -z $flags || "$e" == "$flags" ) ]] && echo " $a"; done; }; +} + +__get_signature() { + local mode=$1 + local busname=$2 + local path=$3 + local interface=$4 + local member=$5 + local a b c d + busctl $mode introspect --list --no-legend --no-pager $busname $path $interface 2>/dev/null | + sed -e 's/^\.//' | { while read a b c d; do [[ "$a" == "$member" && "$c" != '-' ]] && echo " \"$c\""; done; }; +} + +_busctl() { + local i n verb comps mode + local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]} + local -A OPTS=( + [STANDALONE]='-h --help --version --no-pager --no-legend --system --user + --show-machine --unique --acquired --activatable --list + -q --quiet --verbose --expect-reply=no --auto-start=no + --allow-interactive-authorization=no --augment-creds=no + --watch-bind=yes -j' + [ARG]='--address -H --host -M --machine --match --timeout --size --json' + ) + + if __contains_word "--user" ${COMP_WORDS[*]}; then + mode=--user + else + mode=--system + fi + + if __contains_word "$prev" ${OPTS[ARG]}; then + case $prev in + --host|-H) + comps=$(compgen -A hostname) + ;; + --machine|-M) + comps=$( __get_machines ) + ;; + --json) + comps=$( busctl --json=help 2>/dev/null ) + ;; + esac + COMPREPLY=( $(compgen -W '$comps' -- "$cur") ) + return 0 + fi + + if [[ "$cur" = -* ]]; then + COMPREPLY=( $(compgen -W '${OPTS[*]}' -- "$cur") ) + return 0 + fi + + local -A VERBS=( + [STANDALONE]='list help' + [BUSNAME]='status monitor capture tree' + [OBJECT]='introspect' + [METHOD]='call' + [PROPERTY_GET]='get-property' + [PROPERTY_SET]='set-property' + ) + + for ((i=0; i < COMP_CWORD; i++)); do + if __contains_word "${COMP_WORDS[i]}" ${VERBS[*]} && + ! __contains_word "${COMP_WORDS[i-1]}" ${OPTS[ARG]}; then + verb=${COMP_WORDS[i]} + break + fi + done + + n=$(($COMP_CWORD - $i)) + + if [[ -z $verb ]]; then + comps=${VERBS[*]} + elif __contains_word "$verb" ${VERBS[STANDALONE]}; then + comps='' + elif __contains_word "$verb" ${VERBS[BUSNAME]}; then + comps=$( __get_busnames $mode) + elif __contains_word "$verb" ${VERBS[OBJECT]}; then + if [[ $n -eq 1 ]] ; then + comps=$( __get_busnames $mode) + elif [[ $n -eq 2 ]] ; then + comps=$( __get_objects $mode ${COMP_WORDS[COMP_CWORD-1]}) + elif [[ $n -eq 3 ]] ; then + comps=$( __get_interfaces $mode ${COMP_WORDS[COMP_CWORD-2]} ${COMP_WORDS[COMP_CWORD-1]}) + else + comps='' + fi + elif __contains_word "$verb" ${VERBS[METHOD]}; then + if [[ $n -eq 1 ]] ; then + comps=$( __get_busnames $mode) + elif [[ $n -eq 2 ]] ; then + comps=$( __get_objects $mode ${COMP_WORDS[COMP_CWORD-1]}) + elif [[ $n -eq 3 ]] ; then + comps=$( __get_interfaces $mode ${COMP_WORDS[COMP_CWORD-2]} ${COMP_WORDS[COMP_CWORD-1]}) + elif [[ $n -eq 4 ]] ; then + comps=$( __get_members $mode ${COMP_WORDS[COMP_CWORD-3]} ${COMP_WORDS[COMP_CWORD-2]} ${COMP_WORDS[COMP_CWORD-1]} method) + elif [[ $n -eq 5 ]] ; then + comps=$( __get_signature $mode ${COMP_WORDS[COMP_CWORD-4]} ${COMP_WORDS[COMP_CWORD-3]} ${COMP_WORDS[COMP_CWORD-2]} ${COMP_WORDS[COMP_CWORD-1]}) + else + comps='' + fi + elif __contains_word "$verb" ${VERBS[PROPERTY_GET]}; then + if [[ $n -eq 1 ]] ; then + comps=$( __get_busnames $mode) + elif [[ $n -eq 2 ]] ; then + comps=$( __get_objects $mode ${COMP_WORDS[COMP_CWORD-1]}) + elif [[ $n -eq 3 ]] ; then + comps=$( __get_interfaces $mode ${COMP_WORDS[COMP_CWORD-2]} ${COMP_WORDS[COMP_CWORD-1]}) + elif [[ $n -eq 4 ]] ; then + comps=$( __get_members $mode ${COMP_WORDS[COMP_CWORD-3]} ${COMP_WORDS[COMP_CWORD-2]} ${COMP_WORDS[COMP_CWORD-1]} property) + else + comps='' + fi + elif __contains_word "$verb" ${VERBS[PROPERTY_SET]}; then + if [[ $n -eq 1 ]] ; then + comps=$( __get_busnames $mode) + elif [[ $n -eq 2 ]] ; then + comps=$( __get_objects $mode ${COMP_WORDS[COMP_CWORD-1]}) + elif [[ $n -eq 3 ]] ; then + comps=$( __get_interfaces $mode ${COMP_WORDS[COMP_CWORD-2]} ${COMP_WORDS[COMP_CWORD-1]}) + elif [[ $n -eq 4 ]] ; then + comps=$( __get_members $mode ${COMP_WORDS[COMP_CWORD-3]} ${COMP_WORDS[COMP_CWORD-2]} ${COMP_WORDS[COMP_CWORD-1]} property writable) + elif [[ $n -eq 5 ]] ; then + comps=$( __get_signature $mode ${COMP_WORDS[COMP_CWORD-4]} ${COMP_WORDS[COMP_CWORD-3]} ${COMP_WORDS[COMP_CWORD-2]} ${COMP_WORDS[COMP_CWORD-1]}) + else + comps='' + fi + fi + + COMPREPLY=( $(compgen -W '$comps' -- "$cur") ) + return 0 +} + +complete -F _busctl busctl |