feat: Add egghead-desktop nix-config

Gaming on Nix finally

Signed-off-by: SindreKjelsrud <sindre@kjelsrud.dev>

flake.nix

@@ -25,6 +25,13 @@
         	./hosts/eastblue/configuration.nix
         	inputs.home-manager.nixosModules.default
       	];
+    	};
+			egghead = nixpkgs.lib.nixosSystem {
+        specialArgs = {inherit inputs;};
+        modules = [
+          ./hosts/egghead/configuration.nix
+          inputs.home-manager.nixosModules.default
+        ];
       };
     };
   };

hosts/egghead/configuration.nix

@@ -0,0 +1,168 @@
+# 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, inputs, ... }:
+
+{
+  imports = [
+    ./hardware-configuration.nix
+		inputs.home-manager.nixosModules.default
+  ];
+
+	nix.settings.experimental-features = [ "nix-command" "flakes" ];
+
+  # Bootloader.
+  boot.loader.systemd-boot.enable = true;
+  boot.loader.efi.canTouchEfiVariables = true;
+
+  networking.hostName = "egghead"; # Define your hostname.
+  # networking.wireless.enable = true;  # Enables wireless support via wpa_supplicant.
+
+  # Configure network proxy if necessary
+  # networking.proxy.default = "http://user:password@proxy:port/";
+  # networking.proxy.noProxy = "127.0.0.1,localhost,internal.domain";
+
+  # Enable networking
+  networking.networkmanager.enable = true;
+
+  # Set your time zone.
+  time.timeZone = "Europe/Oslo";
+
+  # Select internationalisation properties.
+  i18n.defaultLocale = "en_US.UTF-8";
+
+  # Enable the X11 windowing system.
+  # You can disable this if you're only using the Wayland session.
+  services.xserver.enable = true;
+
+  # Enable the KDE Plasma Desktop Environment.
+  services.displayManager.sddm.wayland.enable = true;
+  services.desktopManager.plasma6.enable = true;
+
+  # Configure keymap in X11
+  services.xserver.xkb = {
+    layout = "no";
+    variant = "";
+  };
+
+  # Configure console keymap
+  console.keyMap = "no";
+
+  # Enable CUPS to print documents.
+  services.printing.enable = true;
+
+  # Enable sound with pipewire.
+  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.sid = {
+    isNormalUser = true;
+    description = "sid";
+    extraGroups = [ "networkmanager" "wheel" ];
+    packages = with pkgs; [
+      kdePackages.kate
+    ];
+  };
+
+	# Home Manager
+	home-manager = {
+		extraSpecialArgs = { inherit inputs; };
+		users = {
+			"sid" = import ./home.nix;
+		};
+	};
+
+  # Allow unfree packages
+  nixpkgs.config.allowUnfree = true;
+
+  # List packages installed in system profile. To search, run:
+  # $ nix search wget
+  environment.systemPackages = with pkgs; [
+		vim
+    git
+    fish
+    fastfetch
+		tailscale
+		alacritty
+		librewolf
+    localsend
+    zed-editor
+    # Only related to this PC - above to be moved to a more common config when ive added more hosts
+		prismlauncher
+		komikku
+		ledger-live-desktop
+  ];
+
+  programs.steam = {
+    enable = true;
+    remotePlay.openFirewall = true; # Open ports in the firewall for Steam Remote Play
+    dedicatedServer.openFirewall = true; # Open ports in the firewall for Source Dedicated Server
+    localNetworkGameTransfers.openFirewall = true; # Open ports in the firewall for Steam Local Network Game Transfers
+  };
+
+  # Custom services
+  services.tailscale.enable = true;
+
+  programs.bash = {
+    interactiveShellInit = ''
+      if [[ $(${pkgs.procps}/bin/ps --no-header --pid=$PPID --format=comm) != "fish" && -z ''${BASH_EXECUTION_STRING} ]]
+      then
+        shopt -q login_shell && LOGIN_OPTION='--login' || LOGIN_OPTION=""
+        exec ${pkgs.fish}/bin/fish $LOGIN_OPTION
+      fi
+    '';
+  };
+
+  fonts = {
+    fontconfig.enable = true;
+    packages = with pkgs; [
+      nerd-fonts.jetbrains-mono
+      font-awesome
+    ];
+  };
+
+  # 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;
+
+  # Open ports in the firewall.
+  # networking.firewall.allowedTCPPorts = [ ... ];
+  # networking.firewall.allowedUDPPorts = [ ... ];
+  # Or disable the firewall altogether.
+  # networking.firewall.enable = false;
+
+  # 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 = "25.05"; # Did you read the comment?
+
+}

hosts/egghead/hardware-configuration.nix

@@ -0,0 +1,41 @@
+# Do not modify this file!  It was generated by ‘nixos-generate-config’
+# and may be overwritten by future invocations.  Please make changes
+# to /etc/nixos/configuration.nix instead.
+{ config, lib, pkgs, modulesPath, ... }:
+
+{
+  imports =
+    [ (modulesPath + "/installer/scan/not-detected.nix")
+    ];
+
+  boot.initrd.availableKernelModules = [ "xhci_pci" "ahci" "nvme" "usb_storage" "usbhid" "sd_mod" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-intel" ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" =
+    { device = "/dev/disk/by-uuid/a0fb5d5d-c7c1-49d0-af71-479874d7f705";
+      fsType = "ext4";
+    };
+
+  fileSystems."/boot" =
+    { device = "/dev/disk/by-uuid/2376-0613";
+      fsType = "vfat";
+      options = [ "fmask=0077" "dmask=0077" ];
+    };
+
+  swapDevices =
+    [ { device = "/dev/disk/by-uuid/d4d2dead-24a3-4263-aa7d-b8eb0522e919"; }
+    ];
+
+  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
+  # (the default) this is the recommended approach. When using systemd-networkd it's
+  # still possible to use this option, but it's recommended to use it in conjunction
+  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
+  networking.useDHCP = lib.mkDefault true;
+  # networking.interfaces.enp3s0.useDHCP = lib.mkDefault true;
+  # networking.interfaces.wlo1.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}

hosts/egghead/home.nix

@@ -0,0 +1,87 @@
+{ config, pkgs, ... }:
+
+{
+  # Home Manager needs a bit of information about you and the paths it should
+  # manage.
+  home.username = "sid";
+  home.homeDirectory = "/home/sid";
+
+  # This value determines the Home Manager release that your configuration is
+  # compatible with. This helps avoid breakage when a new Home Manager release
+  # introduces backwards incompatible changes.
+  #
+  # You should not change this value, even if you update Home Manager. If you do
+  # want to update the value, then make sure to first check the Home Manager
+  # release notes.
+  home.stateVersion = "25.05"; # Please read the comment before changing.
+
+  # The home.packages option allows you to install Nix packages into your
+  # environment.
+  home.packages = with pkgs; [
+    gnupg
+    pinentry-curses
+  ];
+
+  # Home Manager is pretty good at managing dotfiles. The primary way to manage
+  # plain files is through 'home.file'.
+  home.file = {
+  };
+
+  # Home Manager can also manage your environment variables through
+  # 'home.sessionVariables'. These will be explicitly sourced when using a
+  # shell provided by Home Manager. If you don't want to manage your shell
+  # through Home Manager then you have to manually source 'hm-session-vars.sh'
+  # located at either
+  #
+  #  ~/.nix-profile/etc/profile.d/hm-session-vars.sh
+  #
+  # or
+  #
+  #  ~/.local/state/nix/profiles/profile/etc/profile.d/hm-session-vars.sh
+  #
+  # or
+  #
+  #  /etc/profiles/per-user/sid/etc/profile.d/hm-session-vars.sh
+  #
+  home.sessionVariables = {
+    # EDITOR = "emacs";
+  };
+
+  # Let Home Manager install and manage itself.
+  programs.home-manager.enable = true;
+
+	programs = {
+		# Nixhelper
+		nh = {
+			enable = true;
+			clean.enable = true;
+			clean.extraArgs = "--keep-since 4d --keep 3";
+			flake = "../../flake.nix";
+		};
+
+		# Vim config
+		vim = {
+			enable = true;
+			settings = {
+				tabstop = 2;
+				shiftwidth = 2;
+			};
+    };
+
+    # Enable fish
+    fish = {
+      enable = true;
+      interactiveShellInit = ''
+        fastfetch
+      '';
+    };
+  };
+
+  services = {
+    # GPG setup
+    gpg-agent = {
+      enable = true;
+      pinentry.package = pkgs.pinentry-curses;
+    };
+  };
+}