From bc087b8cc28aa721b12050e04c2ad1c7629b0bb0 Mon Sep 17 00:00:00 2001
From: Ian Webster <typppo@gmail.com>
Date: Wed, 13 Nov 2013 08:48:52 -0800
Subject: [PATCH] Rate limit by real ip

---
 app.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/app.js b/app.js
index 86df7aa..181b887 100644
--- a/app.js
+++ b/app.js
@@ -40,8 +40,9 @@ app.post('/text', function(req, res) {
     return;
 
   }
+  var ip = req.headers['X-Real-IP'] || req.connection.remoteAddress;
   mpq.track('text',
-    {number: req.body.number, message: req.body.message, ip: req.connection.remoteAddress});
+    {number: req.body.number, message: req.body.message, ip: ip});
 
   var number = stripPhone(req.body.number);
   if (number.length < 9 || number.length > 10) {
@@ -49,7 +50,7 @@ app.post('/text', function(req, res) {
     return;
   }
 
-  var ipkey = 'textbelt:ip:' + req.connection.remoteAddress + '_' + dateStr();
+  var ipkey = 'textbelt:ip:' + ip + '_' + dateStr();
   var phonekey = 'textbelt:phone:' + number;
 
   redis.incr(phonekey, function(err, num) {