{ nixpkgs, agenix, ... }:

let
  system = "x86_64-linux";
  baseModules = [
    agenix.nixosModules.default
    { environment.systemPackages = [ agenix.packages.${system}.default ]; }
    {
      age.secrets = {
        #etcd-root-crt = {
        #    file = ./secrets/etcd-root-crt.age;
        #    mode = "444";
        #    owner = "root";
        #    group = "root";
        #};
        #k8s-root-crt = {
        #    file = ./secrets/k8s-root-crt.age;
        #    mode = "444";
        #    owner = "root";
        #    group = "root";
        #};
      };
    }
  ];
  mkSystem =
    extraModules:
    nixpkgs.lib.nixosSystem {
      inherit system;
      modules = baseModules ++ extraModules;
    };
  mkControlPlaneNode =
    extraModules:
    mkSystem [
      #./services/etcd.nix
      #./services/k8s.nix
      #./services/k8s-apiserver.nix
      #./services/k8s-controller-manager.nix
      #./services/k8s-kubelet.nix
      #./services/k8s-proxy.nix
      #./services/k8s-scheduler.nix
    ]
    ++ extraModules;
  mkWorkerNode =
    extraModules:
    mkSystem [
      #./services/k8s.nix
      #./services/k8s-kubelet.nix
      #./services/k8s-proxy.nix
    ]
    ++ extraModules;
in
{
  "k8s" = mkSystem [
    #    ./configuration.nix
    {
      virtualisation = {
        useEFIBoot = true;
        libvirtd = {
          enable = true;
          nss.enableGuest = true;
          startDelay = 1;
          onShutdown = "shutdown";
        };
      };
    }
  ];
  "master-01" = mkControlPlaneNode [ ];
  "master-02" = mkControlPlaneNode [ ];
  "master-03" = mkControlPlaneNode [ ];
  "worker-01" = mkWorkerNode [ ];
  "worker-02" = mkWorkerNode [ ];
  "worker-03" = mkWorkerNode [ ];
  "worker-04" = mkWorkerNode [ ];
  "worker-05" = mkWorkerNode [ ];
}