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#!/usr/bin/env bash
set -euo pipefail
profile="${WG_QUICK_PROFILE:-PC}"
iface="$profile"
requested="${1:-toggle}"
export DISPLAY="${DISPLAY:-:0}"
if [ -z "${XAUTHORITY:-}" ] && [ -r "$HOME/.Xauthority" ]; then
export XAUTHORITY="$HOME/.Xauthority"
fi
case "$profile" in
*[!A-Za-z0-9_.@-]*|"")
echo "Invalid WireGuard profile: $profile" >&2
exit 2
;;
esac
log_file="${XDG_RUNTIME_DIR:-/tmp}/polybar-wg-$profile.log"
notify() {
if command -v dunstify >/dev/null 2>&1; then
dunstify -a polybar -u low "WireGuard" "$1"
fi
}
polkit_agent_running() {
pgrep -u "$UID" -f 'polkit-gnome-authentication-agent-1|polkit-kde-authentication-agent-1|lxqt-policykit-agent|polkit-mate-authentication-agent-1|xfce-polkit' >/dev/null 2>&1
}
ensure_polkit_agent() {
if polkit_agent_running; then
return 0
fi
if [ -x /home/aag/.config/polybar/scripts/polkit-agent.sh ]; then
/usr/bin/setsid -f /home/aag/.config/polybar/scripts/polkit-agent.sh >>"$log_file" 2>&1
sleep 0.5
fi
polkit_agent_running
}
case "$requested" in
up|down)
action="$requested"
;;
toggle)
if [ -d "/sys/class/net/$iface" ]; then
action="down"
else
action="up"
fi
;;
*)
notify "Unknown action: $requested"
exit 2
;;
esac
if [ "$(id -u)" -eq 0 ]; then
auth=()
elif command -v pkexec >/dev/null 2>&1; then
if ! ensure_polkit_agent; then
notify "No polkit agent running"
echo "No polkit authentication agent is running." >"$log_file"
echo "Install/start polkit-gnome, then restart i3 or run ~/.config/polybar/scripts/polkit-agent.sh." >>"$log_file"
exit 1
fi
auth=(pkexec --disable-internal-agent)
else
notify "pkexec not found"
exit 1
fi
if "${auth[@]}" /usr/bin/wg-quick "$action" "$profile" >"$log_file" 2>&1; then
notify "$profile $action complete"
else
notify "$profile $action failed: $log_file"
exit 1
fi
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