Add vfkit package

See NixOS/nixpkgs#305868 and
NixOS/nixpkgs#334907 for more information.

Signed-off-by: micnncim <micnncim@gmail.com>

default.nix

@@ -22,4 +22,5 @@
   mockgen = pkgs.callPackage ./pkgs/mockgen { };
   slack-cli = pkgs.callPackage ./pkgs/slack-cli { };
   tfcmt = pkgs.callPackage ./pkgs/tfcmt { };
+  vfkit = pkgs.callPackage ./pkgs/vfkit { };
 }

pkgs/vfkit/default.nix

@@ -0,0 +1,32 @@
+# https://github.com/NixOS/nixpkgs/issues/305868
+# https://github.com/NixOS/nixpkgs/pull/334907
+
+{ pkgs, lib, fetchurl }:
+
+pkgs.stdenv.mkDerivation rec {
+  pname = "vfkit";
+  version = "0.5.1";
+
+  src = fetchurl {
+    url = "https://github.com/crc-org/vfkit/releases/download/v${version}/vfkit";
+    hash = "sha256-at+KsvsKO359d4VUvcSuio2ej5hM6//U4Mj/jqXwhEc=";
+  };
+
+  installPhase = ''
+    runHook preInstall
+    install -Dm755 $src $out/bin/vfkit
+    runHook postInstall
+  '';
+
+  meta = {
+    description = "Simple command line tool to start VMs through the macOS Virtualization framework";
+    homepage = "https://github.com/crc-org/vfkit";
+    license = lib.licenses.asl20;
+    maintainers = with lib.maintainers; [ sarcasticadmin ];
+    platforms = lib.platforms.darwin;
+    # Source build will be possible after darwin SDK 12.0 bump
+    # https://github.com/NixOS/nixpkgs/pull/229210
+    sourceProvenance = [ lib.sourceTypes.binaryNativeCode ];
+    mainProgram = "vfkit";
+  };
+}