anchor.diff:        prometheus_log
         protobuf
       ];
  -
  -    meta = with stdenv.lib; {
  -      description = "Prometheus exporter for machine metrics";
  -      homepage = https://github.com/prometheus/node_exporter;
  -      license = licenses.asl20;
  -      maintainers = with maintainers; [ benley ];
  -      platforms = platforms.unix;
  -    };
     };
   
     prometheus_procfs = buildFromGitHub {
  
positive.code:   ## OFFICIAL GO PACKAGES
  
    appengine = buildFromGitHub {
      rev = "6a436539be38c296a8075a871cc536686b458371";
      date = "2016-02-05";
      owner = "golang";
      repo = "appengine";
      sha256 = "0fgxfpfb4mla89yk45rgpsmdkbjnb7ck8dkwc24x879bhpz545kh";
      goPackagePath = "google.golang.org/appengine";
      propagatedBuildInputs = [ protobuf net ];
    };
  
    crypto = buildFromGitHub {
      rev = "1f22c0103821b9390939b6776727195525381532";
      date = "2016-01-26";
      owner    = "golang";
      repo     = "crypto";
      sha256 = "1acy12f396sr3lrnbcnym5q72qnlign5bagving41qijzjnc219m";
      goPackagePath = "golang.org/x/crypto";
      goPackageAliases = [
        "code.google.com/p/go.crypto"
  
negative.code:   };
  
    go-github = buildFromGitHub {
      date = "2016-02-19";
      rev = "5f4a113632721ba57574522ed9bc7e0f63b48bb2";
      owner = "google";
      repo = "go-github";
      sha256 = "1d9c9xcpw4ind7rpp7k23b3d6ap9x3krj88dhi8sbvpm4f558rap";
      buildInputs = [ oauth2 ];
      propagatedBuildInputs = [ go-querystring ];
    };
  