add peage-print script

nix/.nixpkgs/config.nix

@@ -25,6 +25,7 @@
 
     ftb = pkgs.callPackage ./ftb.nix {};
     pyroscope = pkgs.callPackage ./pyroscope.nix {};
+    peageprint = pkgs.callPackage ./peageprint.nix {};
     python35Packages = py3 // {
       # pycrypto runs slow tests by default
       pycrypto = py3.pycrypto.overrideDerivation (attrs: {

nix/.nixpkgs/peageprint.nix

@@ -0,0 +1,23 @@
+{ pkgs ? import <nixpkgs> {}
+, stdenv ? pkgs.stdenv
+, fetchgit ? pkgs.fetchgit
+, samba3_light ? pkgs.samba3_light
+, lib ? pkgs.lib
+}:
+stdenv.mkDerivation {
+  name = "peage-print";
+  version = "0.1.2";
+  src = fetchgit {
+    url = https://gist.github.com/dsprenkels/d75d6856ec536a4b28422dd1aa107f9d;
+    rev = "f18f2cbfc93ff475943abb414c84a51a597f48c5";
+    sha256 = "019ggsn445sw8lb7gvwfsaxdkqdgf8dr5qb2ncir7akm7d70jnd7";
+  };
+
+  buildInputs = [ pkgs.makeWrapper ];
+
+  installPhase = ''
+    mkdir -p $out/bin
+    install ./peage-print $out/bin
+    wrapProgram $out/bin/peage-print --suffix PATH : ${samba3_light}/bin
+  '';
+}