dot-files/scripts/toggle-vpn

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#!/bin/sh
INTERFACE=wg0
if [ "$1" = '--visual' ]; then
USE_X=1
shift
fi
case "$1" in
up|down)
;;
*)
echo "Unkown command '$1'" >&2
echo "Usage: '$0 [--visual] <up|down>'" >&2
exit 1
;;
esac
notify() {
if [ -n "$USE_X" ]; then
notify-send -u "${2:-low}" "$1" \
-h string:x-canonical-private-synchronous:vpn-toggle # Overwrite
else
echo "$1" >&2
fi
}
toggle() {
# Explicitely do not use quotes when expanding '-A' argument
SUDO_ASKPASS="${USE_X+/usr/lib/ssh/gnome-ssh-askpass3}" \
sudo ${USE_X+-A} wg-quick "$1" "$INTERFACE"
}
if ! toggle "$1"; then
notify "Could not toggle VPN" critical
exit 1
fi
notify "Toggled VPN (${1})"