From c44a41c73f15e7bf834a424d84ce23382c2e7bc4 Mon Sep 17 00:00:00 2001
From: Joachim Fasting <joachifm@fastmail.fm>
Date: Thu, 2 Mar 2017 03:09:27 +0100
Subject: [PATCH] tor: split out geoip data

Saves about 5.2 MiB.

To use geoip, add something like
```
GeoIPFile ${tor.geoip}/share/tor/geoip
GeoIPv6File ${tor.geoip}/share/tor/geoip6
```
to torrc
---
 pkgs/tools/security/tor/default.nix | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/pkgs/tools/security/tor/default.nix b/pkgs/tools/security/tor/default.nix
index 25f80a16fea..8128b58155c 100644
--- a/pkgs/tools/security/tor/default.nix
+++ b/pkgs/tools/security/tor/default.nix
@@ -10,6 +10,8 @@ stdenv.mkDerivation rec {
     sha256 = "0h8kpn42mgpkzmnga143hi8nh0ai65ypxh7qhkwbb15j3wz2h4fn";
   };
 
+  outputs = [ "out" "geoip" ];
+
   nativeBuildInputs = [ pkgconfig ];
   buildInputs = [ libevent openssl zlib ] ++
     stdenv.lib.optionals stdenv.isLinux [ libseccomp systemd libcap ];
@@ -22,6 +24,12 @@ stdenv.mkDerivation rec {
       --replace 'exec torsocks' 'exec ${torsocks}/bin/torsocks'
   '';
 
+  postInstall = ''
+    mkdir -p $geoip/share/tor
+    mv $out/share/tor/geoip{,6} $geoip/share/tor
+    rm -rf $out/share/tor
+  '';
+
   doCheck = true;
 
   meta = with stdenv.lib; {