add nixos config for utm vm

flake.nix

@@ -12,9 +12,7 @@
 
   outputs = inputs@{ self, nixpkgs, home-manager, darwin, nur, ... }:
     let
-      system = "aarch64-darwin";
-
-      pkgs = import nixpkgs {
+      pkgsfunc = (system: import nixpkgs {
         inherit system;
         overlays = [
           (import ./overlays)
@@ -25,38 +23,51 @@
             nur = import nur { inherit pkgs; nurpkgs = pkgs; };
           };
         };
-      };
+      });
 
-      nurNoPkgs = import nur {
-        nurpkgs = pkgs;
-        pkgs = throw "nixpkgs eval";
-      };
-
-      user-config = {
+      user-config = (pkgs: {
         home-manager.useGlobalPkgs = true;
         home-manager.useUserPackages = true;
-        home-manager.extraSpecialArgs = { inherit nurNoPkgs pkgs; inputs = { inherit (inputs); }; };
+        home-manager.extraSpecialArgs = {
+          inherit pkgs; inputs = { inherit (inputs); };
+          nurNoPkgs = import nur {
+            nurpkgs = pkgs;
+            pkgs = throw "nixpkgs eval";
+          };
+        };
         home-manager.sharedModules = [ nur.hmModules.nur ];
         home-manager.users.willem = ./home;
-        users.users.willem = {
-          home = "/Users/willem";
-          isHidden = false;
-          name = "willem";
-          shell = pkgs.zshInteractive;
-        };
-      };
+      });
     in
     {
       darwinConfigurations = {
-        zeus = darwin.lib.darwinSystem {
-          inherit system pkgs inputs;
+        zeus = darwin.lib.darwinSystem rec {
+          inherit inputs;
+
+          system = "aarch64-darwin";
+
+          pkgs = pkgsfunc system;
+
           modules = [
             ./modules/nix.nix
             ./system/darwin.nix
             home-manager.darwinModules.home-manager
-            user-config
+            (user-config pkgs)
           ];
         };
       };
+      nixosConfigurations.zeus-utm-vm = (pkgsfunc "aarch64-linux").lib.nixosSystem rec {
+        inherit inputs;
+        system = "aarch64-linux";
+
+        pkgs = pkgsfunc system;
+        
+        modules = [
+          ./modules/nix.nix
+          ./system/utm-arm-vm.nix
+          home-manager.nixosModules.home-manager
+          (user-config pkgs)
+        ];
+      };
     };
 }

system/common.nix

@@ -0,0 +1,39 @@
+{ pkgs, ... }:
+
+{
+  environment.variables.SHELL = "${pkgs.zsh}/bin/zsh";
+  environment.variables.LANG = "en_US.UTF-8";
+
+  nix = {
+    generateNixPathFromInputs = true;
+    generateRegistryFromInputs = true;
+    linkInputs = true;
+    package = pkgs.nix;
+    settings.experimental-features = [ "nix-command" "flakes" ];
+    settings.trusted-users = [ "root" "willem" ];
+  };
+
+  programs.bash.enable = true;
+
+  programs.nix-index.enable = true;
+
+  programs.zsh.enable = true;
+  programs.zsh.enableBashCompletion = true;
+
+  programs.zsh.promptInit = ''
+    autoload -U promptinit && promptinit
+    setopt PROMPTSUBST
+    _prompt_nix() {
+      [ -z "$IN_NIX_SHELL" ] || echo "%F{yellow}%B[''${name:+$name}]%b%f "
+    }
+    PS1='%F{red}%B%(?..%? )%b%f%# '
+    RPS1='$(_prompt_nix)%F{green}%~%f'
+    if [ -n "$IN_NIX_SANDBOX" ]; then
+      PS1+='%F{red}[sandbox]%f '
+    fi
+  '';
+
+  time.timeZone = "America/Vancouver";
+
+  users.users.willem.shell = pkgs.zshInteractive;
+}

system/darwin.nix

@@ -1,6 +1,8 @@
 { pkgs, ... }:
 
 {
+  imports = [ ./common.nix ];
+
   environment.etc."nix/user-sandbox.sb".text = ''
     (version 1)
     (allow default)
@@ -15,8 +17,6 @@
   '';
 
   environment.loginShell = "${pkgs.zsh}/bin/zsh -l";
-  environment.variables.SHELL = "${pkgs.zsh}/bin/zsh";
-  environment.variables.LANG = "en_US.UTF-8";
   environment.systemPackages = with pkgs; [
     colima
     coreutils
@@ -41,25 +41,9 @@
     };
   };
 
-  nix = {
-    extraOptions = ''
-      experimental-features = nix-command flakes
-      extra-trusted-users = willem
-    '';
-    generateRegistryFromInputs = true;
-    generateNixPathFromInputs = true;
-    linkInputs = true;
-    package = pkgs.nix;
-  };
-
-  programs.bash.enable = true;
 
   programs.man.enable = true;
 
-  programs.nix-index.enable = true;
-
-  programs.zsh.enable = true;
-  programs.zsh.enableBashCompletion = true;
   programs.zsh.enableFzfCompletion = true;
   programs.zsh.enableFzfGit = true;
   programs.zsh.enableFzfHistory = true;
@@ -76,18 +60,6 @@
         exec /usr/bin/sandbox-exec -f /etc/nix/user-sandbox.sb $SHELL -l
     }
   '';
-  programs.zsh.promptInit = ''
-    autoload -U promptinit && promptinit
-    setopt PROMPTSUBST
-    _prompt_nix() {
-      [ -z "$IN_NIX_SHELL" ] || echo "%F{yellow}%B[''${name:+$name}]%b%f "
-    }
-    PS1='%F{red}%B%(?..%? )%b%f%# '
-    RPS1='$(_prompt_nix)%F{green}%~%f'
-    if [ -n "$IN_NIX_SANDBOX" ]; then
-      PS1+='%F{red}[sandbox]%f '
-    fi
-  '';
 
   services.nix-daemon.enable = true;
 
@@ -147,4 +119,10 @@
       }];
     };
   };
+
+  users.users.willem = {
+    home = "/Users/willem";
+    isHidden = false;
+    name = "willem";
+  };
 }

system/nixos.nix

@@ -0,0 +1,51 @@
+{ pkgs, ... }: {
+  imports = [ ./common.nix ];
+
+  boot.loader.systemd-boot.enable = true;
+  boot.loader.efi.canTouchEfiVariables = true;
+  boot.loader.efi.efiSysMountPoint = "/boot/efi";
+
+  console.keyMap = "colemak";
+  
+  i18n.defaultLocale = "en_US.UTF-8";
+
+  programs.zsh.loginShellInit = ''
+    reexec() {
+        unset __NIX_OS_SET_ENVIRONMENT_DONE
+        unset __ETC_ZPROFILE_SOURCED __ETC_ZSHENV_SOURCED __ETC_ZSHRC_SOURCED
+        exec $SHELL -c 'echo >&2 "reexecuting shell: $SHELL" && exec $SHELL -l'
+    }
+  '';
+
+  services.pipewire = {
+    enable = true;
+    alsa.enable = true;
+    alsa.support32Bit = true;
+    pulse.enable = true;
+  };
+
+  services.printing.enable = true;
+
+  services.pulseaudio.enable = false;
+
+  security.rtkit.enable = true;
+  
+  services.xserver = {
+    enable = true;
+
+    displayManager.gdm.enable = true;
+    desktopManager.gnome.enable = true;
+    
+    layout = "us";
+    xkbVariant = "colemak";
+  };
+
+  sound.enable = true;
+
+  system.stateVersion = "22.11";
+
+  users.users.willem = {
+    isNormalUser = true;
+    extraGroups = [ "networkmanager" "wheel" ];
+  };
+}

system/utm-arm-vm.nix

@@ -0,0 +1,25 @@
+{ pkgs, ... }:
+
+{
+  imports = [ ./nixos.nix ];
+
+  boot.initrd.availableKernelModules = [ "xhci_pci" "virtio_pci" "usbhid" "usb_storage" "sr_mod" ];
+  boot.initrd.kernelModules = [ ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" = {
+    device = "/dev/disk/by-uuid/10c8feb5-8fbb-490a-b144-dff00e82f3e9";
+    fsType = "ext4";
+  };
+
+  fileSystems."/boot/efi" = {
+    device = "/dev/disk/by-uuid/3D0E-803C";
+    fsType = "vfat";
+  };
+
+  networking.useDHCP = true;
+
+  services.spice-vdagentd.enable = true;
+
+  swapDevices = [ ];
+}