anchor.diff:      rev = "v${version}";
       owner = "grafana";
       repo = "grafana";
  -    sha256 = "0hz323favjm0gz4s2112rl8ygw7dy2pz808yhraplq8nljqh4h11";
  +    sha256 = "04cm8h7if8yvczcwd83drbfzgr1spfspzg5im8lb540ks9x55dz4";
     };
   
     srcStatic = fetchurl {
       url = "https://s3-us-west-2.amazonaws.com/grafana-releases/release/grafana-${version}.linux-x64.tar.gz";
  -    sha256 = "0vk668ibayx0hqlam9jns5c7pggdh83yy54hnz5l7fnws4lm50qc";
  +    sha256 = "1p36hniay2y3mwg300b7n3sl3vv7l5jq5ddcnmpmznwyd8zwbl4h";
     };
   
     preBuild = "export GOPATH=$GOPATH:$NIX_BUILD_TOP/go/src/${goPackagePath}/Godeps/_workspace";
  
positive.code:   meta = with lib; {
      description = "Gorgeous metric viz, dashboards & editors for Graphite, InfluxDB & OpenTSDB";
      license = licenses.asl20;
      homepage = http://grafana.org/;
      maintainers = with maintainers; [ offline fpletz ];
      platforms = platforms.linux;
    };
  }
  
negative.code: { lib, buildGoPackage, fetchurl, fetchFromGitHub, phantomjs2 }:
  
  buildGoPackage rec {
    version = "4.4.3";
    name = "grafana-v${version}";
    goPackagePath = "github.com/grafana/grafana";
  
  