promox-image: use virtualisation.diskSize

nixos/modules/virtualisation/proxmox-image.nix

@@ -6,8 +6,26 @@
 }:
 
 with lib;
-
+let
+  virtualisationOptions = import ./virtualisation-options.nix;
+in
 {
+  imports = [
+    virtualisationOptions.diskSize
+    (lib.mkRenamedOptionModuleWith {
+      sinceRelease = 2411;
+      from = [
+        "virtualisation"
+        "proxmoxImage"
+        "diskSize"
+      ];
+      to = [
+        "virtualisation"
+        "diskSize"
+      ];
+    })
+  ];
+
   options.proxmox = {
     qemuConf = {
       # essential configs
@@ -95,16 +113,6 @@ with lib;
           either "efi" or "hybrid".
         '';
       };
-      diskSize = mkOption {
-        type = types.str;
-        default = "auto";
-        example = "20480";
-        description = ''
-          The size of the disk, in megabytes.
-          if "auto" size is calculated based on the contents copied to it and
-          additionalSpace is taken into account.
-        '';
-      };
       net0 = mkOption {
         type = types.commas;
         default = "virtio=00:00:00:00:00:00,bridge=vmbr0,firewall=1";
@@ -305,7 +313,8 @@ with lib;
             mkdir -p $out/nix-support
             echo "file vma $out/vzdump-qemu-${cfg.filenameSuffix}.vma.zst" > $out/nix-support/hydra-build-products
           '';
-        inherit (cfg.qemuConf) additionalSpace diskSize bootSize;
+        inherit (cfg.qemuConf) additionalSpace bootSize;
+        inherit (config.virtualisation) diskSize;
         format = "raw";
         inherit config lib pkgs;
       };