flake: Make openstack-image EFI

flake.lock

@@ -156,6 +156,42 @@
         "url": "https://git.pvv.ntnu.no/oysteikt/nix-gitea-themes.git"
       }
     },
+    "nixlib": {
+      "locked": {
+        "lastModified": 1725757153,
+        "narHash": "sha256-c1a6iLmCVPFI9EUVMrBN8xdmFxFXEjcVwiTSVmqajOs=",
+        "owner": "nix-community",
+        "repo": "nixpkgs.lib",
+        "rev": "68584f89dd0eb16fea5d80ae127f3f681f6a5df7",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "nixpkgs.lib",
+        "type": "github"
+      }
+    },
+    "nixos-generators": {
+      "inputs": {
+        "nixlib": "nixlib",
+        "nixpkgs": [
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1726102718,
+        "narHash": "sha256-u89QyfjtXryLHrO3Wre4kuWK5KDKiXe8lgRi6+cUOEw=",
+        "owner": "nix-community",
+        "repo": "nixos-generators",
+        "rev": "5ae384b83b91080f0fead6bc1add1cff8277cb3f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "nixos-generators",
+        "type": "github"
+      }
+    },
     "nixpkgs": {
       "locked": {
         "lastModified": 1725198597,
@@ -250,6 +286,7 @@
         "matrix-next": "matrix-next",
         "minecraft-data": "minecraft-data",
         "nix-gitea-themes": "nix-gitea-themes",
+        "nixos-generators": "nixos-generators",
         "nixpkgs": "nixpkgs",
         "nixpkgs-unstable": "nixpkgs-unstable",
         "pvv-calendar-bot": "pvv-calendar-bot",

flake.nix

@@ -29,9 +29,12 @@
     grzegorz-clients.inputs.nixpkgs.follows = "nixpkgs";
 
     minecraft-data.url = "git+https://git.pvv.ntnu.no/Drift/minecraft-data.git";
+
+    nixos-generators.url = "github:nix-community/nixos-generators";
+    nixos-generators.inputs.nixpkgs.follows = "nixpkgs";
   };
 
-  outputs = { self, nixpkgs, nixpkgs-unstable, sops-nix, disko, ... }@inputs:
+  outputs = { self, nixpkgs, nixpkgs-unstable, sops-nix, disko, nixos-generators, ... }@inputs:
   let
     nixlib = nixpkgs.lib;
     systems = [
@@ -149,6 +152,40 @@
 
         simplesamlphp = pkgs.callPackage ./packages/simplesamlphp { };
 
+        openstack-image = nixos-generators.nixosGenerate {
+          system = "x86_64-linux";
+          format = "openstack";
+
+          modules = [
+            ({config, lib, pkgs, modulesPath, ... }: {
+              system.build.openstackImage = lib.mkForce (import "${modulesPath}/../lib/make-disk-image.nix" {
+                inherit config lib pkgs;
+                additionalSpace = "1024M";
+                copyChannel = true;
+                diskSize = "auto";
+                format = "raw";
+                partitionTableType = "efi";
+                configFile = pkgs.writeText "configuration.nix"
+                  ''
+                    {
+                      imports = [ <nixpkgs/nixos/modules/virtualisation/openstack-config.nix> ];
+                    }
+                  '';
+              });
+              boot.loader.grub = lib.mkForce {
+                device = "nodev";
+                efiSupport = true;
+                efiInstallAsRemovable = true;
+              };
+
+              fileSystems."/boot" = {
+                device = "/dev/disk/by-label/ESP";
+                fsType = "vfat";
+              };
+            })
+          ];
+        };
+
       } //
       (nixlib.pipe null [
         (_: pkgs.callPackage ./packages/mediawiki-extensions { })