stockholm/tv/3modules/lidControl.nix
2023-01-11 19:36:03 +01:00

46 lines
1.3 KiB
Nix

with import ./lib;
{ config, pkgs, ... }: {
options = {
tv.lidControl.enable = mkEnableOption "tv.lidControl";
};
config = let
cfg = config.tv.lidControl;
in mkIf cfg.enable {
services.acpid.enable = true;
services.acpid.lidEventCommands = /* sh */ ''
set -- $1
# usage: vt_is_xserver NUMBER
vt_is_xserver() {
${pkgs.iproute}/bin/ss -lp src unix:/tmp/.X11-unix/X* |
${pkgs.gnused}/bin/sed -n 's|.*/tmp/.X11-unix/X\([0-9]\+\)\>.*|\1|p' |
${pkgs.gnugrep}/bin/grep -Fqx "$1"
}
console=$(${pkgs.kbd}/bin/fgconsole)
if vt_is_xserver "$console"; then
# usage: run_on_display COMMAND [ARG...]
run_on_display() {
owner=$(${pkgs.coreutils}/bin/stat -c %u /tmp/.X11-unix/X$console)
${pkgs.systemd}/bin/systemd-run -GPq \
-E DISPLAY=:$console \
--uid=$owner \
"$@"
}
case $3 in
open)
run_on_display ${pkgs.xorg.xset}/bin/xset dpms force on
;;
close)
run_on_display ${pkgs.xorg.xset}/bin/xset dpms force off
;;
esac
fi
'';
services.logind.lidSwitch = "ignore";
services.logind.lidSwitchDocked = "ignore";
services.logind.lidSwitchExternalPower = "ignore";
};
}