push sheeet

pkgs/tools/networking/openvpn/update-resolv-conf.nix

@@ -0,0 +1,48 @@
+{
+  stdenv,
+  lib,
+  fetchFromGitHub,
+  makeWrapper,
+  openresolv,
+  coreutils,
+  systemd,
+}:
+
+let
+  binPath = lib.makeBinPath [
+    coreutils
+    openresolv
+    systemd
+  ];
+
+in
+stdenv.mkDerivation {
+  pname = "update-resolv-conf";
+  version = "unstable-2017-06-21";
+
+  src = fetchFromGitHub {
+    owner = "masterkorp";
+    repo = "openvpn-update-resolv-conf";
+    rev = "43093c2f970bf84cd374e18ec05ac6d9cae444b8";
+    sha256 = "1lf66bsgv2w6nzg1iqf25zpjf4ckcr45adkpgdq9gvhkfnvlp8av";
+  };
+
+  nativeBuildInputs = [ makeWrapper ];
+
+  installPhase = ''
+    install -Dm555 update-resolv-conf.sh $out/libexec/openvpn/update-resolv-conf
+    install -Dm555 update-systemd-network.sh $out/libexec/openvpn/update-systemd-network
+
+    for i in $out/libexec/openvpn/*; do
+      wrapProgram $i --prefix PATH : ${binPath}
+    done
+  '';
+
+  meta = with lib; {
+    description = "Script to update your /etc/resolv.conf with DNS settings that come from the received push dhcp-options";
+    homepage = "https://github.com/masterkorp/openvpn-update-resolv-conf/";
+    maintainers = [ ];
+    license = licenses.gpl2Only;
+    platforms = platforms.unix;
+  };
+}