{ fetchurl, lib, virtualbox }: with lib; let inherit (virtualbox) version; in fetchurl rec { name = "Oracle_VM_VirtualBox_Extension_Pack-${version}.vbox-extpack"; url = "https://download.virtualbox.org/virtualbox/${version}/${name}"; sha256 = # Manually sha256sum the extensionPack file, must be hex! # Thus do not use `nix-prefetch-url` but instead plain old `sha256sum`. # Checksums can also be found at https://www.virtualbox.org/download/hashes/${version}/SHA256SUMS let value = "af84dccac488df72bfaeb1eb8c922ba466668561a6ac05c64a7f8b6ebdddbaeb"; in assert (builtins.stringLength value) == 64; value; meta = { description = "Oracle Extension pack for VirtualBox"; license = licenses.virtualbox-puel; homepage = "https://www.virtualbox.org/"; maintainers = with maintainers; [ sander ]; platforms = [ "x86_64-linux" ]; }; }