{ lib, pkgs, config, inputs, ... }:
with lib;
let
  cfg = config.luj.buildbot;
  port = "1810";
  package = pkgs.buildbot-worker;
  python = package.pythonModule;
  home = "/var/lib/buildbot-worker";
  buildbotDir = "${home}/worker";
in
{
  #buildbot worker

  #  nix.settings.allowed-users = [ "buildbot-worker" ];
  nix.settings.trusted-users = [ "buildbot-worker" ];
  users.users.buildbot-worker = {
    description = "Buildbot Worker User.";
    isSystemUser = true;
    createHome = true;
    home = "/var/lib/buildbot-worker";
    group = "buildbot-worker";
    useDefaultShell = true;
  };
  users.groups.buildbot-worker = { };

  systemd.services.buildbot-worker = {
    reloadIfChanged = true;
    description = "Buildbot Worker.";
    after = [ "network.target" "buildbot-master.service" ];
    wantedBy = [ "multi-user.target" ];
    path = [
      pkgs.nix-eval-jobs
      pkgs.git
      pkgs.gh
      pkgs.nix
      pkgs.nix-output-monitor
      inputs.attic.packages.x86_64-linux.attic
    ];
    environment.PYTHONPATH = "${python.withPackages (_: [package])}/${python.sitePackages}";
    environment.MASTER_URL = ''TCP:2a01\\:e34\\:ec2a\\:8e60\\:8ec7\\:b5d2\\:f663\\:a67a:9989'';
    environment.BUILDBOT_DIR = buildbotDir;
    environment.WORKER_PASSWORD_FILE = "/var/lib/buildbot-worker/password.txt";

    serviceConfig = {
      Type = "simple";
      User = "buildbot-worker";
      Group = "buildbot-worker";
      WorkingDirectory = home;

      # Restart buildbot with a delay. This time way we can use buildbot to deploy itself.
      ExecReload = "+${pkgs.systemd}/bin/systemd-run --on-active=60 ${pkgs.systemd}/bin/systemctl restart buildbot-worker";
      ExecStart = "${python.pkgs.twisted}/bin/twistd --nodaemon --pidfile= --logfile - --python ${./worker.py}";
    };
  };

}