Add basic conf for sunshine game streaming on NixOS

gaming.nix

@@ -0,0 +1,17 @@
+{ config, pkgs, ... }:
+{
+  assertions = [
+    {
+      assertion = config.services.xserver.enable;
+      message = "Gaming does not work without a desktop!";
+    }
+  ];
+
+  programs = {
+    steam = {
+      enable = true;
+      extraCompatPackages = [ pkgs.proton-ge-bin ];
+    };
+    gamemode.enable = true;
+  };
+}

hardware-specific/nvidia.nix

@@ -0,0 +1,16 @@
+{ config, pkgs, ... }:
+{
+  hardware = {
+    graphics.enable = true;
+    nvidia = {
+      open = true;
+      forceFullCompositionPipeline = true;
+    };
+  };
+
+  services = {
+    xserver = pkgs.lib.mkIf config.services.xserver.enable {
+      videoDrivers = [ "nvidia" ];
+    };
+  };
+}

machine-confs/gaming.nix

@@ -0,0 +1,25 @@
+{ pkgs, ... }:
+{
+  networking.hostName = "gaming";
+
+  imports = [
+    ../base.nix
+    ../users/vili.nix
+    ../desktop.nix
+    ../gaming.nix
+    ../services/sunshine.nix
+    #    ../hardware-specific/nvidia.nix
+  ];
+
+  users.users.vili.hashedPasswordFile = pkgs.lib.mkForce null;
+
+  swapDevices = pkgs.lib.mkForce [
+    {
+      device = "/var/lib/swapfile";
+      size = 16 * 1024;
+    }
+  ];
+
+  # HARDWARE SPECIFIC
+  services.qemuGuest.enable = true;
+}

machine-confs/helium.nix

@@ -72,7 +72,7 @@
     ../onlykey.nix
     ../services/syncthing.nix
     ../services/redshift.nix
-    ../services/game-streaming.nix
+    ../services/moonlight.nix
     ../hardware-specific/keychron-q11.nix
     ../hardware-specific/trackball.nix
     ../hardware-specific/amd-laptop.nix

machine-confs/lithium.nix

@@ -54,6 +54,7 @@
     ../onlykey.nix
     ../services/syncthing.nix
     ../services/redshift.nix
+    ../services/moonlight.nix
     ../hardware-specific/keychron-q11.nix
     ../hardware-specific/trackball.nix
     ../hardware-specific/usb-automount.nix

services/sunshine.nix

@@ -0,0 +1,15 @@
+{ config, ... }:
+{
+  assertions = [
+    {
+      assertion = config.services.xserver.enable;
+      message = "Game streaming does not work without a desktop!";
+    }
+  ];
+
+  services.sunshine = {
+    enable = true;
+    autoStart = true;
+    openFirewall = true;
+  };
+}