From 062fe6c2a37ed61cbe1dfa467f1e3555ae66fc1b Mon Sep 17 00:00:00 2001
From: joshua stein <jcs@jcs.org>
Date: Tue, 3 Jul 2012 12:26:14 -0500
Subject: [PATCH] reject ipv6 addresses for now

---
 extras/sponge.rb | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/extras/sponge.rb b/extras/sponge.rb
index 0b890a5..f192041 100644
--- a/extras/sponge.rb
+++ b/extras/sponge.rb
@@ -87,6 +87,9 @@ class Sponge
           raise
         end
 
+        # reject ipv6 addresses
+        ips.reject!{|ip| ip.match(/:/) }
+
         # pick a random one
         tip = ips[rand(ips.length)]
         ip = IPAddr.new(tip)