nixos host config flake

host.nix

{ system, pkgs, home-manager, inputs, lib, user, ... }:
{
  mkHost =
    { name
    , vlan20nic
    , initrdMods
    , kernelMods
    , kernelParams
    , kernelPackage
    , systemConfig
    , cpuCores
    , users
    , wifi ? [ ]
    , gpuTempSensor ? null
    , cpuTempSensor ? null
    , extraModules
    }:
    let
      # networkCfg = builtins.listToAttrs (map
      #   (n: {
      #     name = "${n}";
      #     value = { useDHCP = true; };
      #   })
      #   nics);

      userCfg = {
        inherit name vlan20nic systemConfig cpuCores gpuTempSensor cpuTempSensor;
      };

      sys_users = (map (u: user.mkSystemUser u) users);
    in
    lib.nixosSystem {

      inherit system;
      modules = [
        home-manager.nixosModules.home-manager
        {

          imports = [ home-manager.nixosModules.home-manager ../modules/system ../services ] ++ sys_users ++ extraModules;

          environment.etc = {
            "homemanagersystemdata.json".text = builtins.toJSON userCfg;
          };

          home-manager.users = (lib.listToAttrs (map
            (u:
              {
                name = "${u.name}";
                value =
                  u.userConfig //
                  {
                    # nixpkgs.overlays = overlays;
                    nixpkgs.config.allowUnfree = true;
                    systemd.user.startServices = true;
                    home.stateVersion = "22.05";
                    home.username = name;
                    home.homeDirectory = "/home/${u.name}";
                    imports = [
                      ../modules/users
                      inputs.nix-colors.homeManagerModules.default
                    ];
                  };
              }

            )
            users));

          home-manager.extraSpecialArgs = [ inputs.nix-colors inputs ];
          networking.hostName = "${name}";

          networking.domain = "local";
          # workaround to get fqdn to work
          services.nscd.enableNsncd = false;

          networking.interfaces.vlan20nic.useDHCP = false;

          networking.vlans = {
            vlan20 = {
              id = 20;
              interface = vlan20nic;
            };
          };
          networking.interfaces.vlan20.useDHCP = true;
          networking.wireless.interfaces = wifi;

          networking.networkmanager = {
            enable = true;
            unmanaged = [ vlan20nic ];
          };
          networking.useDHCP = false;
         

          boot.initrd.availableKernelModules = initrdMods;
          boot.kernelModules = kernelMods;
          boot.kernelParams = kernelParams;
          boot.kernelPackages = kernelPackage;

          nixpkgs.pkgs = pkgs;
          nix.settings.max-jobs = lib.mkDefault cpuCores;

          programs.zsh.enable = true;

          system.stateVersion = "22.05";

        }
        inputs.agenix.nixosModules.age
      ];
    };
}