1 { nixos ? <nixpkgs/nixos>
 
   2 , system ? builtins.currentSystem
 
   7   host-configuration = import ./host-configuration-nixops.nix;
 
  11     configuration = host-configuration;
 
  14   # TODO: Not yet sure if using the local packages is the best approach
 
  15   pkgs = import <nixpkgs> { };
 
  20   ova = host.config.system.build.virtualBoxOVA;
 
  22   nixos-disk = pkgs.stdenv.mkDerivation rec {
 
  23     name = "nixops-${version}.vmdk";
 
  24     version = host.config.system.nixos.release;
 
  25     phases = [ "installPhase" ];
 
  26     nativeBuildInputs = [ ova ];
 
  29       tar -xf ${ova}/*.ova -C ova
 
  31       mv ova/nixos*.vmdk $out/nixops-${version}.vmdk
 
  32       ln -s nixops-${version}.vmdk $out/nixops.vmdk