From 78d72274713d9e4e3aaca19d1edda7c0f58139b0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vili=20Sinerv=C3=A4?= <vili.m.sinerva@gmail.com>
Date: Sat, 11 Jan 2025 14:27:15 +0200
Subject: [PATCH] Add basic conf for sunshine game streaming on NixOS

---
 gaming.nix                                    | 17 +++++++++++++
 hardware-specific/nvidia.nix                  | 16 ++++++++++++
 machine-confs/gaming.nix                      | 25 +++++++++++++++++++
 machine-confs/helium.nix                      |  2 +-
 machine-confs/lithium.nix                     |  1 +
 .../{game-streaming.nix => moonlight.nix}     |  0
 services/sunshine.nix                         | 15 +++++++++++
 7 files changed, 75 insertions(+), 1 deletion(-)
 create mode 100644 gaming.nix
 create mode 100644 hardware-specific/nvidia.nix
 create mode 100644 machine-confs/gaming.nix
 rename services/{game-streaming.nix => moonlight.nix} (100%)
 create mode 100644 services/sunshine.nix

diff --git a/gaming.nix b/gaming.nix
new file mode 100644
index 0000000..c9ecc8b
--- /dev/null
+++ b/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;
+  };
+}
diff --git a/hardware-specific/nvidia.nix b/hardware-specific/nvidia.nix
new file mode 100644
index 0000000..64ee5c7
--- /dev/null
+++ b/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" ];
+    };
+  };
+}
diff --git a/machine-confs/gaming.nix b/machine-confs/gaming.nix
new file mode 100644
index 0000000..8ecf291
--- /dev/null
+++ b/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;
+}
diff --git a/machine-confs/helium.nix b/machine-confs/helium.nix
index ce245fc..9dfcd7e 100644
--- a/machine-confs/helium.nix
+++ b/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
diff --git a/machine-confs/lithium.nix b/machine-confs/lithium.nix
index 0465388..086d1aa 100644
--- a/machine-confs/lithium.nix
+++ b/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
diff --git a/services/game-streaming.nix b/services/moonlight.nix
similarity index 100%
rename from services/game-streaming.nix
rename to services/moonlight.nix
diff --git a/services/sunshine.nix b/services/sunshine.nix
new file mode 100644
index 0000000..1fd252f
--- /dev/null
+++ b/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;
+  };
+}