Qubes-Community-Content/code/productivity/qvm-cmds-bash-completion.bash

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# qvm-* commands bash auto completion
# Copy this file to /etc/bash_completion.d/qvm.bash
# idea from https://www.mail-archive.com/qubes-users@googlegroups.com/msg20088.html
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# credit to haaber for the original PoC !
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# @taradiddles - apr 2018 - GPL
# COMPLETION FUNCTIONS
# ====================
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# Output the relative position of COMP_CWORD with option words ignored
# Note: This logic is flawed when using option arguments (eg. -s blah).
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# Unfortunately there is no way to solve this except parsing every
# known option for a given qvm-* command
_get-cword() {
local index=0
local i
for ((i=1; i<=COMP_CWORD; i++)); do
[[ ${COMP_WORDS[i]} == -* ]] && continue
let index++
done
echo ${index}
}
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# Output the relative position of COMP_CWORD with option words ignored
# Note: This logic is flawed when using option arguments (eg. -s blah).
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# Unfortunately there is no way to solve this except parsing every
# known option for a given qvm-* command
_get-first-word() {
local i
for ((i=1; i<=COMP_CWORD; i++)); do
[[ ${COMP_WORDS[i]} == -* ]] && continue
echo ${COMP_WORDS[i]}
return 0
done
echo ""
}
_complete-vms() {
local vms
local state="${1}"
local cur="${COMP_WORDS[COMP_CWORD]}"
case "${state}" in
runtrans)
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vms=$(qvm-ls --raw-data | grep -i "|\(running\|transient\)|" | cut -f1 -d"|")
;;
running|halted|paused)
vms=$(qvm-ls --raw-data | grep -i "|${state}|" | cut -f1 -d"|")
;;
"")
vms=$(qvm-ls --raw-list)
;;
esac
COMPREPLY=( $(compgen -W "${vms}" -- "${cur}") )
return 0
}
_complete-filenames() {
local cur="${COMP_WORDS[COMP_CWORD]}"
COMPREPLY=( $(compgen -f -- "$cur") )
return 0
}
_complete-vmprops() {
local vm="${1}"
local property="${2}"
local props
local cur="${COMP_WORDS[COMP_CWORD]}"
if qvm-check "${vm}" > /dev/null 2>&1; then
case "${property}" in
prefs)
props=$(qvm-prefs "${vm}" | cut -f1 -d " ")
;;
features)
props=$(qvm-features "${vm}" | cut -f1 -d " ")
;;
tags)
props=$(qvm-tags "${vm}" | cut -f1 -d " ")
;;
esac
fi
COMPREPLY=( $(compgen -W "${props}" -- "${cur}") )
}
# WRAPPERS and COMPLETE functions
# ===============================
#----- args: vm(all) -----
_qvm-vms-all-all() {
_complete-vms ""
}
complete -F _qvm-vms-all-all qvm-backup
#----- arg1: vm(all) -----
_qvm-vms-all() {
[ $(_get-cword ${COMP_CWORD}) = 1 ] && _complete-vms ""
}
complete -F _qvm-vms-all qvm-check
complete -F _qvm-vms-all qvm-clone
complete -F _qvm-vms-all qvm-firewall
complete -F _qvm-vms-all qvm-remove
complete -F _qvm-vms-all qvm-run
complete -F _qvm-vms-all qvm-service
complete -F _qvm-vms-all qvm-start-gui
complete -F _qvm-vms-all qvm-usb
#----- arg1: vm(halted) -----
_qvm-vms-halted() {
[ $(_get-cword ${COMP_CWORD}) = 1 ] && _complete-vms "halted"
}
complete -F _qvm-vms-halted qvm-start
#----- arg1: vm(paused) -----
_qvm-vms-paused() {
[ $(_get-cword ${COMP_CWORD}) = 1 ] && _complete-vms "paused"
}
complete -F _qvm-vms-paused qvm-unpause
#----- arg1: vm(running) -----
_qvm-vms-running() {
[ $(_get-cword ${COMP_CWORD}) = 1 ] && _complete-vms "running"
}
complete -F _qvm-vms-running qvm-pause
complete -F _qvm-vms-running qvm-shutdown
#----- arg1: vm(running|transient) -----
_qvm-vms-runtrans() {
[ $(_get-cword ${COMP_CWORD}) = 1 ] && _complete-vms "runtrans"
}
complete -F _qvm-vms-runtrans qvm-kill
#----- arg1: vm(all) ; arg(>=2): filenames -----
_qvm-vms-all-filenames() {
if [ "$(_get-cword ${COMP_CWORD})" -eq 1 ]; then
_complete-vms ""
else
_complete-filenames
fi
}
complete -F _qvm-vms-all-filenames qvm-copy-to-vm
complete -F _qvm-vms-all-filenames qvm-move-to-vm
#----- arg1: vm(all) ; arg2: vm preferences -----
_qvm-vms-all-vmprefs() {
case "$(_get-cword ${COMP_CWORD})" in
1) _complete-vms "" ;;
2) _complete-vmprops "$(_get-first-word)" "prefs";;
esac
}
complete -F _qvm-vms-all-vmprefs qvm-prefs
#----- arg1: vm(all) ; arg2: vm features -----
_qvm-vms-all-vmfeatures() {
case "$(_get-cword ${COMP_CWORD})" in
1) _complete-vms "" ;;
2) _complete-vmprops "$(_get-first-word)" "features";;
esac
}
complete -F _qvm-vms-all-vmfeatures qvm-features
#----- arg1: vm(all) ; arg2: vm tags -----
_qvm-vms-all-vmtags() {
case "$(_get-cword ${COMP_CWORD})" in
1) _complete-vms "" ;;
2) _complete-vmprops "$(_get-first-word)" "tags";;
esac
}
complete -F _qvm-vms-all-vmtags qvm-tags