Nix

configuration.nix

# Edit this configuration file to define what should be installed on
# your system.  Help is available in the configuration.nix(5) man page
# and in the NixOS manual (accessible by running ‘nixos-help’).

{ config, pkgs, ... }:

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

  # Bootloader.
  boot.loader.systemd-boot.enable = true;
  boot.supportedFilesystems = [ "ntfs" ];
  boot.loader.efi.canTouchEfiVariables = true;


  # Networking

  networking.hostName = "nixos"; # Define your hostname.
  # Or disable the firewall altogether.

  networking.firewall =  {
    enable = true;
    trustedInterfaces = [ "tailscale0" ];
    # allow connection over tailscale UDP port
    allowedUDPPorts = [ config.services.tailscale.port ];
  };
  # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.

  # Enable networking
  networking.networkmanager.enable = true;

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


  # Set your time zone.
  time.timeZone = "Asia/Ho_Chi_Minh";

  # Select internationalisation properties.
  i18n.inputMethod = {
    enabled = "fcitx5";
    fcitx5.addons = with pkgs; [
      fcitx5-mozc
      fcitx5-gtk
    ];
  };
  i18n.defaultLocale = "en_US.UTF-8";

  i18n.extraLocaleSettings = {
    LC_ADDRESS = "vi_VN.UTF-8";
    LC_IDENTIFICATION = "vi_VN.UTF-8";
    LC_MEASUREMENT = "vi_VN.UTF-8";
    LC_MONETARY = "vi_VN.UTF-8";
    LC_NAME = "vi_VN.UTF-8";
    LC_NUMERIC = "vi_VN.UTF-8";
    LC_PAPER = "vi_VN.UTF-8";
    LC_TELEPHONE = "vi_VN.UTF-8";
    LC_TIME = "vi_VN.UTF-8";
  };

  # Enable the X11 windowing system.
  services.xserver.enable = true;

  # Enable ssh with key authentication only
  services.openssh = {
    enable = true;
    # settings.PasswordAuthentication = false;
    # settings.KbdInteractiveAuthentication = false;
  };

  # Enable the GNOME Desktop Environment.
  services.xserver.displayManager.gdm.enable = true;
  services.xserver.desktopManager.gnome.enable = true;

  # Configure keymap in X11
  services.xserver = {
    layout = "us";
    xkbVariant = "";
  };

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

  # Enable sound with pipewire.
  sound.enable = true;
  hardware.pulseaudio.enable = false;
  security.rtkit.enable = true;
  services.pipewire = {
    enable = true;
    alsa.enable = true;
    alsa.support32Bit = true;
    pulse.enable = true;
    # If you want to use JACK applications, uncomment this
    #jack.enable = true;

    # use the example session manager (no others are packaged yet so this is enabled by default,
    # no need to redefine it in your config for now)
    #media-session.enable = true;
  };

  # 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."liam" = {
    isNormalUser = true;
    description = "liam";
    extraGroups = [ "networkmanager" "wheel" ];
    packages = with pkgs; [
    #  thunderbird
    ];
    openssh.authorizedKeys.keyFiles = [
      /home/liam/.ssh/authorized_keys
    ];
  };

  # Enable automatic login for the user.
  services.xserver.displayManager.autoLogin.enable = true;
  services.xserver.displayManager.autoLogin.user = "liam";
  services.tailscale.enable = true;
  virtualisation.docker.rootless = {
    enable = true;
    setSocketVariable = true;
  };

  # Workaround for GNOME autologin: https://github.com/NixOS/nixpkgs/issues/103746#issuecomment-945091229
  # systemd stuff
  systemd.services."getty@tty1".enable = false;
  systemd.services."autovt@tty1".enable = false;
  # disable gnome auto suspension
  systemd.targets = {
    sleep.enable = false;
    suspend.enable = false;
    hibernate.enable = false;
    hybrid-sleep.enable = false;
  };

  # Install firefox.
  programs.firefox.enable = true;

  # Allow unfree packages
  nixpkgs.config.allowUnfree = true;

  # List packages installed in system profile. To search, run:
  # $ nix search wget
  environment.variables = {
    EDITOR= "vim";
  };
  environment.interactiveShellInit = ''
    alias rebuild='nixos-rebuild switch'
  '';

  # system packages, app
  environment.systemPackages = with pkgs; [
  wget
  jq
  hdparm
  deluge
  pkgs.jellyfin
  pkgs.jellyfin-web
  pkgs.jellyfin-ffmpeg
  parted
  git
  kitty
  zsh
  fish
  # enable vim with a custom vimrc applied system wide
  ((vim_configurable.override {  }).customize{
    name = "vim";
    vimrcConfig.customRC =''
      filetype plugin indent on
      set number
      set autoindent
      set tabstop=2
      set shiftwidth=2
      set expandtab
      command W write
    '';
  }
  )];

  # 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:

  # deluge torrent setup
  services.deluge = {
    enable = true;
    authFile = /etc/deluge/deluge-auth;
    web = {
      enable = true;
    };
  };


  # This value determines the NixOS release from which the default
  # settings for stateful data, like file locations and database versions
  # on your system were taken. It‘s perfectly fine and recommended to leave
  # this value at the release version of the first install of this system.
  # Before changing this value read the documentation for this option
  # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
  system.stateVersion = "23.11"; # Did you read the comment?

  systemd.services.tailscale-autoconnect = {
    description = "Automatic connection to Tailscale";
    after = ["network-pre.target" "tailscale.service"];
    wants = ["network-pre.target" "tailscale.service"];
    wantedBy = ["multi-user.target"];
    serviceConfig.Type = "oneshot";
    script = with pkgs; ''
     echo "wait for tailscale.service to settle for 5 seconds"
     sleep 5
     echo "checking if tailscail is up"
     status="${tailscale}/bin/tailscale status -json | ${jq}/bin/jq -r .BackendState"
     if [ $status = "Running" ]; then
       exit 0
     fi
     echo "authenticate into tailscale network"
     ${tailscale}/bin/tailscale up --auth-key file:/etc/tailscale/tailscale.key
    '';
  };

  # jellyfin
  services.jellyfin = {
    enable = true;
    user = "liam";
  };
}