wireguard-tools/src/completion/wg-quick.bash-completion

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# SPDX-License-Identifier: GPL-2.0
# Copyright (C) 2015-2018 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
_wg_quick_completion() {
local i a
if [[ $COMP_CWORD -eq 1 ]]; then
COMPREPLY+=( $(compgen -W "up down" -- "${COMP_WORDS[1]}") )
elif [[ $COMP_CWORD -eq 2 ]]; then
if [[ ${COMP_WORDS[1]} == up ]]; then
local old_glob="$(shopt -p nullglob)"
shopt -s nullglob
for i in /etc/wireguard/*.conf; do
i="${i##*/}"; i="${i%.conf}"
mapfile -t a < <(compgen -W "$i" -- "${COMP_WORDS[2]}")
COMPREPLY+=( "${a[@]}" )
done
eval "$old_glob"
mapfile -t a < <(compgen -f -X '!*.conf' -- "${COMP_WORDS[2]}")
COMPREPLY+=( "${a[@]}" )
mapfile -t a < <(compgen -d -- "${COMP_WORDS[2]}")
COMPREPLY+=( "${a[@]}" )
elif [[ ${COMP_WORDS[1]} == down ]]; then
COMPREPLY+=( $(compgen -W "$(wg show interfaces)" -- "${COMP_WORDS[2]}") )
fi
fi
}
complete -o filenames -o nosort -F _wg_quick_completion wg-quick