nixfiles/modules/kiosk.nix
2021-03-29 15:22:47 -07:00

85 lines
1.8 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.kiosk;
in
{
options.services.kiosk = {
enable = mkEnableOption "Enable simple kiosk display";
user = mkOption {
type = types.str;
default = "root";
description = "The user to run the kiosk under";
};
cursor = mkOption {
type = types.bool;
default = false;
description = "Allow a cursor";
};
session = mkOption {
type = types.lines;
default = "${pkgs.kitty}/bin/kitty ${pkgs.htop}/bin/htop";
description = "The session script to run for the kiosk";
};
wayland = mkOption {
type = types.bool;
default = false;
description = "Use wayland instead of xserver";
};
};
config = mkIf cfg.enable {
services.cage = mkIf cfg.wayland {
enable = true;
user = cfg.user;
program = cfg.session;
# TODO cursor
};
services.xserver = mkIf (!cfg.wayland) {
enable = true;
windowManager.ratpoison.enable = true;
monitorSection = ''
Option "NODPMS"
'';
serverLayoutSection = ''
Option "BlankTime" "0"
Option "DPMS" "false"
'';
displayManager.lightdm = {
enable = true;
autoLogin = {
enable = true;
user = "${cfg.user}";
};
};
displayManager.xserverArgs = if cfg.cursor then [ ] else [ "-nocursor" ];
displayManager.defaultSession = "kiosk+ratpoison";
desktopManager.session = [
{
name = "kiosk";
start = ''
# dont blank the screen after 5min
xset dpms force on
xset -dpms
xset s noblank
xset s off
${cfg.session}
'';
}
];
};
};
}