shell-completion: add full support for completing busctl command lines, with services, objects, interfaces, members, and signatures
This commit is contained in:
Lennart Poettering
parent
4f44c03eaa
commit
e275f5e204
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@ -30,25 +30,62 @@ __get_machines() {
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machinectl list --no-legend --no-pager | { while read a b; do echo " $a"; done; };
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}
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__get_endpoints() {
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__get_busnames() {
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local mode=$1
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local a b
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busctl $mode list --no-legend --no-pager | { while read a b; do echo " $a"; done; };
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}
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__get_objects() {
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local mode=$1
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local busname=$2
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local a b
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busctl $mode tree --list --no-legend --no-pager $busname | { while read a b; do echo " $a"; done; };
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}
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__get_interfaces() {
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local mode=$1
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local busname=$2
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local path=$3
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local a b
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busctl $mode introspect --list --no-legend --no-pager $busname $path | { while read a b c; do [[ "$b" == "interface" ]] && echo " $a"; done; };
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}
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__get_members() {
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local mode=$1
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local busname=$2
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local path=$3
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local interface=$4
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local type=$5
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local a b
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busctl $mode introspect --list --no-legend --no-pager $busname $path $interface | sed -e 's/^\.//' | { while read a b c; do [[ "$b" == "$type" ]] && echo " $a"; done; };
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}
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__get_signature() {
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local mode=$1
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local busname=$2
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local path=$3
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local interface=$4
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local member=$5
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local a b
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busctl $mode introspect --list --no-legend --no-pager $busname $path $interface | sed -e 's/^\.//' | { while read a b c d; do [[ "$a" == "$member" ]] && echo " \"$c\""; done; };
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}
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_busctl() {
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local i verb comps mode
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local cur=${COMP_WORDS[COMP_CWORD]} prev=${COMP_WORDS[COMP_CWORD-1]}
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local -A OPTS=(
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[STANDALONE]='-h --help --version --no-pager --no-legend --system --user
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--show-machine --unique --acquired --activatable'
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[ARG]='-H --host -M --machine --address --match'
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--show-machine --unique --acquired --activatable --list
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--quiet --verbose --expect-reply=no --auto-start=no
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--allow-interactive-authorization=yes --augment-creds=no'
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[ARG]='-H --host -M --machine --address --match --timeout'
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)
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if __contains_word "--user" ${COMP_WORDS[*]}; then
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mode=--user
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mode=--user
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else
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mode=--system
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mode=--system
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fi
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if __contains_word "$prev" ${OPTS[ARG]}; then
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@ -70,7 +107,11 @@ _busctl() {
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local -A VERBS=(
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[STANDALONE]='list help'
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[ENDPOINT]='monitor status'
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[BUSNAME]='status monitor capture tree'
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[OBJECT]='introspect'
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[METHOD]='call'
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[PROPERTY_GET]='get-property'
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[PROPERTY_SET]='set-property'
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)
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for ((i=0; i < COMP_CWORD; i++)); do
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@ -81,12 +122,64 @@ _busctl() {
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fi
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done
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n=$(($COMP_CWORD - $i))
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if [[ -z $verb ]]; then
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comps=${VERBS[*]}
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elif __contains_word "$verb" ${VERBS[STANDALONE]}; then
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comps=''
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elif __contains_word "$verb" ${VERBS[ENDPOINT]}; then
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comps=$( __get_endpoints $mode)
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elif __contains_word "$verb" ${VERBS[BUSNAME]}; then
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comps=$( __get_busnames $mode)
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elif __contains_word "$verb" ${VERBS[OBJECT]}; then
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if [[ $n -eq 1 ]] ; then
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comps=$( __get_busnames $mode)
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elif [[ $n -eq 2 ]] ; then
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comps=$( __get_objects $mode ${COMP_WORDS[COMP_CWORD-1]})
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elif [[ $n -eq 3 ]] ; then
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comps=$( __get_interfaces $mode ${COMP_WORDS[COMP_CWORD-2]} ${COMP_WORDS[COMP_CWORD-1]})
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else
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comps=''
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fi
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elif __contains_word "$verb" ${VERBS[METHOD]}; then
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if [[ $n -eq 1 ]] ; then
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comps=$( __get_busnames $mode)
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elif [[ $n -eq 2 ]] ; then
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comps=$( __get_objects $mode ${COMP_WORDS[COMP_CWORD-1]})
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elif [[ $n -eq 3 ]] ; then
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comps=$( __get_interfaces $mode ${COMP_WORDS[COMP_CWORD-2]} ${COMP_WORDS[COMP_CWORD-1]})
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elif [[ $n -eq 4 ]] ; then
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comps=$( __get_members $mode ${COMP_WORDS[COMP_CWORD-3]} ${COMP_WORDS[COMP_CWORD-2]} ${COMP_WORDS[COMP_CWORD-1]} method)
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elif [[ $n -eq 5 ]] ; then
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comps=$( __get_signature $mode ${COMP_WORDS[COMP_CWORD-4]} ${COMP_WORDS[COMP_CWORD-3]} ${COMP_WORDS[COMP_CWORD-2]} ${COMP_WORDS[COMP_CWORD-1]})
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else
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comps=''
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fi
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elif __contains_word "$verb" ${VERBS[PROPERTY_GET]}; then
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if [[ $n -eq 1 ]] ; then
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comps=$( __get_busnames $mode)
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elif [[ $n -eq 2 ]] ; then
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comps=$( __get_objects $mode ${COMP_WORDS[COMP_CWORD-1]})
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elif [[ $n -eq 3 ]] ; then
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comps=$( __get_interfaces $mode ${COMP_WORDS[COMP_CWORD-2]} ${COMP_WORDS[COMP_CWORD-1]})
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elif [[ $n -eq 4 ]] ; then
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comps=$( __get_members $mode ${COMP_WORDS[COMP_CWORD-3]} ${COMP_WORDS[COMP_CWORD-2]} ${COMP_WORDS[COMP_CWORD-1]} property)
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else
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comps=''
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fi
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elif __contains_word "$verb" ${VERBS[PROPERTY_SET]}; then
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if [[ $n -eq 1 ]] ; then
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comps=$( __get_busnames $mode)
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elif [[ $n -eq 2 ]] ; then
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comps=$( __get_objects $mode ${COMP_WORDS[COMP_CWORD-1]})
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elif [[ $n -eq 3 ]] ; then
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comps=$( __get_interfaces $mode ${COMP_WORDS[COMP_CWORD-2]} ${COMP_WORDS[COMP_CWORD-1]})
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elif [[ $n -eq 4 ]] ; then
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comps=$( __get_members $mode ${COMP_WORDS[COMP_CWORD-3]} ${COMP_WORDS[COMP_CWORD-2]} ${COMP_WORDS[COMP_CWORD-1]} property)
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elif [[ $n -eq 5 ]] ; then
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comps=$( __get_signature $mode ${COMP_WORDS[COMP_CWORD-4]} ${COMP_WORDS[COMP_CWORD-3]} ${COMP_WORDS[COMP_CWORD-2]} ${COMP_WORDS[COMP_CWORD-1]})
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else
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comps=''
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fi
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fi
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COMPREPLY=( $(compgen -W '$comps' -- "$cur") )
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