inception-of-things/vm/configuration.nix

{
  config,
  pkgs,
  modulesPath,
  hostname,
  ...
}:

{
  imports = [
    (modulesPath + "/profiles/minimal.nix")
  ];

  networking.hostName = hostname;
  nixpkgs.config = {
    allowUnfree = true;
  };
  nix.settings.experimental-features = [
    "nix-command"
    "flakes"
  ];

  # Since `fileSystems` is ignored by nixos-generators, we need to be creative
  systemd.services.mount-iot = {
    description = "Mount the IOT shared folder";

    script = ''
      mkdir -p /iot
      /run/wrappers/bin/mount -t 9p -o trans=virtio,version=9p2000.L host0 /iot
    '';

    wantedBy = [ "multi-user.target" ];
    after = [ "network.target" ];

    serviceConfig = {
      Type = "oneshot";
      RemainAfterExit = true;
    };
  };

  users.users = {
    root.password = "toor";
    user = {
      password = "iot";
      isNormalUser = true;
      extraGroups = [ "wheel" "docker" "libvirt" ];
    };
  };

  services = {
    k3s = {
      enable = true;
    };
    getty.autologinUser = "root";
    openssh = {
      enable = true;
      ports = [ 22 ];
      settings = {
        PermitRootLogin = "yes";
        PasswordAuthentication = true;
        AllowUsers = null;
      };
    };
    xserver = {
      enable = true;
      xkb = {
        layout = "fr";
        variant = "us";
      };
    };
    displayManager = {
      gdm.enable = true;
      autoLogin = {
        enable = true;
        user = "test";
      };
    };
    desktopManager.gnome.enable = true;
    libinput.enable = true;
  };
  hardware.graphics = {
    enable = true;
    enable32Bit = true;
  };
  virtualisation.docker.enable = true;
  boot.kernelParams = [ "kvm.enable_virt_at_load=0" ];

  programs = {
    zsh = {
      autosuggestions.enable = true;
      syntaxHighlighting.enable = true;
      enable = true;
      enableBashCompletion = true;
      shellAliases = (import ./aliases.nix);
    };
  };

  environment = {
    systemPackages = with pkgs; [
      bindfs
      git
      zip
      neovim
      eza
      bat

      vagrant
      k3d
      kubectl
    ];
  };

  system.stateVersion = "24.11";
}