nixos-config/hosts/lambda/default.nix

/*
⠀⠀⠀⠀⠀⠀⠀⠀⠀⢀⣀⣠⣤⣤⣴⣦⣤⣤⣄⣀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⢀⣤⣾⣿⣿⣿⣿⠿⠿⠿⠿⣿⣿⣿⣿⣶⣤⡀⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⣠⣾⣿⣿⡿⠛⠉⠀⠀⠀⠀⠀⠀⠀⠀⠉⠛⢿⣿⣿⣶⡀⠀⠀⠀⠀
⠀⠀⠀⣴⣿⣿⠟⠁⠀⠀⠀⣶⣶⣶⣶⡆⠀⠀⠀⠀⠀⠀⠈⠻⣿⣿⣦⠀⠀⠀
⠀⠀⣼⣿⣿⠋⠀⠀⠀⠀⠀⠛⠛⢻⣿⣿⡀⠀⠀⠀⠀⠀⠀⠀⠙⣿⣿⣧⠀⠀
⠀⢸⣿⣿⠃⠀⠀⠀⠀⠀⠀⠀⠀⢀⣿⣿⣷⠀⠀⠀⠀⠀⠀⠀⠀⠸⣿⣿⡇⠀
⠀⣿⣿⡿⠀⠀⠀⠀⠀⠀⠀⠀⢀⣾⣿⣿⣿⣇⠀⠀⠀⠀⠀⠀⠀⠀⣿⣿⣿⠀
⠀⣿⣿⡇⠀⠀⠀⠀⠀⠀⠀⢠⣿⣿⡟⢹⣿⣿⡆⠀⠀⠀⠀⠀⠀⠀⣹⣿⣿⠀
⠀⣿⣿⣷⠀⠀⠀⠀⠀⠀⣰⣿⣿⠏⠀⠀⢻⣿⣿⡄⠀⠀⠀⠀⠀⠀⣿⣿⡿⠀
⠀⢸⣿⣿⡆⠀⠀⠀⠀⣴⣿⡿⠃⠀⠀⠀⠈⢿⣿⣷⣤⣤⡆⠀⠀⣰⣿⣿⠇⠀
⠀⠀⢻⣿⣿⣄⠀⠀⠾⠿⠿⠁⠀⠀⠀⠀⠀⠘⣿⣿⡿⠿⠛⠀⣰⣿⣿⡟⠀⠀
⠀⠀⠀⠻⣿⣿⣧⣄⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⣠⣾⣿⣿⠏⠀⠀⠀
⠀⠀⠀⠀⠈⠻⣿⣿⣷⣤⣄⡀⠀⠀⠀⠀⠀⠀⢀⣠⣴⣾⣿⣿⠟⠁⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠈⠛⠿⣿⣿⣿⣿⣿⣶⣶⣿⣿⣿⣿⣿⠿⠋⠁⠀⠀⠀⠀⠀⠀
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀⠉⠉⠛⠛⠛⠛⠛⠛⠉⠉⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀
*/

{ config, lib, pkgs, ... }:

{
  imports =
    [ # Include the results of the hardware scan.
      ./hardware-configuration.nix
    ];
  
  nixpkgs.config.allowUnfree = true;

  hardware.opengl = {
    enable = true;
    driSupport = true;
    driSupport32Bit = true;
  };

  hardware.nvidia = {
    modesetting.enable = true;

    powerManagement.enable = false;
    powerManagement.finegrained = false;

    open = false;

    nvidiaSettings = true;

    package = config.boot.kernelPackages.nvidiaPackages.stable;
  };

  hardware.bluetooth = {
    enable = true;
    powerOnBoot = true;
    settings = {
      General = {
        Enable = "Source,Sink,Media,Socket";
      };
    };
  };

  # Use the systemd-boot EFI boot loader.
  boot.loader.systemd-boot.enable = true;
  boot.loader.efi.canTouchEfiVariables = true;

  boot.kernelPackages = pkgs.linuxPackages_latest;

  networking.hostName = "lambda"; # Define your hostname.
  # Pick only one of the below networking options.
  # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.
  networking.networkmanager.enable = true;  # Easiest to use and most distros use this by default.

  # Set your time zone.
  time.timeZone = "Europe/Berlin";

  # Configure network proxy if necessary
  # networking.proxy.default = "http://user:password@proxy:port/";
  # networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";

  # Select internationalisation properties.
  i18n.defaultLocale = "en_US.UTF-8";
  # console = {
  #   font = "Lat2-Terminus16";
  #   keyMap = "us";
  #   useXkbConfig = true; # use xkb.options in tty.
  # };

  # Enable the X11 windowing system.
  services.xserver.enable = true;
  services.xserver.displayManager.gdm.enable = true;
  #services.xserver.displayManager.sddm.enable = true;
  services.xserver.desktopManager.plasma5.enable = true;
  services.xserver.displayManager.defaultSession = "plasmawayland";
  services.xserver.videoDrivers = ["nvidia"];
  
  services.blueman.enable = true;

  # Configure keymap in X11
  services.xserver.xkb.layout = "us";
  # services.xserver.xkb.options = "eurosign:e,caps:escape";

  # Enable CUPS to print documents.
  # services.printing.enable = true;

  # Enable sound.
  sound.enable = true;
  hardware.pulseaudio = {
    enable = true;
    package = pkgs.pulseaudioFull;
  };

  # Enable touchpad support (enabled default in most desktopManager).
  services.xserver.libinput.enable = true;

  # Define a user account. Don't forget to set a password with ‘passwd’.
  users.users.xqtc = {
    isNormalUser = true;
    extraGroups = [ "wheel" ]; # Enable ‘sudo’ for the user.
    packages = with pkgs; [
      wezterm
      nushell
    ];
    shell = pkgs.nushell;
  };

  # List packages installed in system profile. To search, run:
  # $ nix search wget
  environment.systemPackages = with pkgs; [
     vim # Do not forget to add an editor to edit configuration.nix! The Nano editor is also installed by default.
     wget
     #git
     firefox
     neovim
     gcc13
     cargo
  ];

  # Some programs need SUID wrappers, can be configured further or are
  # started in user sessions.
  # programs.mtr.enable = true;
  # programs.gnupg.agent = {
  #   enable = true;
  #   enableSSHSupport = true;
  # };

  # List services that you want to enable:

  # Enable the OpenSSH daemon.
  services.openssh.enable = true;

  services.mysql = {
    enable = true;
    package = pkgs.mariadb;
  };

  services.mullvad-vpn = {
    enable = true;
    package = pkgs.mullvad-vpn;
  };

  networking.wireguard.enable = true;

  services.tailscale.enable = true;

  # Open ports in the firewall.
  networking.firewall.allowedTCPPorts = [ 8080 5173 ];
  # networking.firewall.allowedUDPPorts = [ ... ];
  # Or disable the firewall altogether.
  # networking.firewall.enable = false;

  # Copy the NixOS configuration file and link it from the resulting system
  # (/run/current-system/configuration.nix). This is useful in case you
  # accidentally delete configuration.nix.
  # system.copySystemConfiguration = true;

  # This option defines the first version of NixOS you have installed on this particular machine,
  # and is used to maintain compatibility with application data (e.g. databases) created on older NixOS versions.
  #
  # Most users should NEVER change this value after the initial install, for any reason,
  # even if you've upgraded your system to a new NixOS release.
  #
  # This value does NOT affect the Nixpkgs version your packages and OS are pulled from,
  # so changing it will NOT upgrade your system.
  #
  # This value being lower than the current NixOS release does NOT mean your system is
  # out of date, out of support, or vulnerable.
  #
  # Do NOT change this value unless you have manually inspected all the changes it would make to your configuration,
  # and migrated your data accordingly.
  #
  # For more information, see `man configuration.nix` or https://nixos.org/manual/nixos/stable/options#opt-system.stateVersion .
  system.stateVersion = "23.11"; # Did you read the comment?
  
  nix.settings.experimental-features = [ "nix-command" "flakes" ];

}