feat(g2): enable nvidia and rdma

hosts/modules/nasp.nix

@@ -69,11 +69,15 @@ in
       iptables -A INPUT -s 12.12.12.0/24 -j ACCEPT
     '';
   };
+  networking.rxe = {
+    enable = true;
+    interfaces = [ "enp2s0np0" ];
+  };
   ## packages and services
   nixpkgs.config.allowUnfree = true;
   environment.systemPackages = with pkgs; [
     bash cmake curl file fzf gcc git gnumake htop inetutils iproute2 iputils less man nettools
-    openssh openssl python3 sops sudo tmux util-linux vim wget zsh
+    openssh openssl python3 rdma-core sops sudo tmux util-linux vim wget zsh
     # extended
     acpi atop btop dialog dig dmidecode dos2unix ethtool fish iftop iotop killall lshw lsof
     mtr netcat-gnu nethogs nmap pciutils plocate pstree pwgen ripgrep smartmontools socat
@@ -102,9 +106,26 @@ in
   systemd.targets.suspend.enable = false;
   systemd.targets.hibernate.enable = false;
   systemd.targets.hybrid-sleep.enable = false;
+  ## xserver
+  services.xserver = {
+    enable = true;
+    videoDrivers = [ "nvidia" ];
+    displayManager.gdm.enable = true;
+    desktopManager.gnome = {
+      enable = true;
+      extraGSettingsOverridePackages = [ pkgs.gnome.mutter ];
+      extraGSettingsOverrides = ''
+        [org.gnome.mutter]
+        experimental-features=['scale-monitor-framebuffer']
+      '';
+    };
+    layout = "us";
+    xkbVariant = "";
+  };
   ## docker
   virtualisation.docker = {
     enable = true;
+    enableNvidia = true;
     daemon.settings = {
       ipv6 = true;
       fixed-cidr-v6 = "fddd:d0c1:1::/64";
@@ -113,6 +134,20 @@ in
       live-restore = false;
     };
   };
+  nixpkgs.config.nvidia.acceptLicense = true;
+  hardware.nvidia = {
+    package = config.boot.kernelPackages.nvidiaPackages.legacy_470;
+    modesetting.enable = true;
+    powerManagement.enable = false;
+    powerManagement.finegrained = false;
+    open = false;
+    nvidiaSettings = true;
+  };
+  hardware.opengl = {
+    enable = true;
+    driSupport = true;
+    driSupport32Bit = true;
+  };
   ## users
   users.mutableUsers = true;
   users.users.root.openssh.authorizedKeys.keys = [