From 7923e80b084ff7c0d66838556260705699434ac6 Mon Sep 17 00:00:00 2001
From: Siddhartha Sahai <siddharthasahai99@gmail.com>
Date: Tue, 17 Nov 2015 21:08:36 +0530
Subject: [PATCH] increased subdomain character limit to 63

---
 server.js     | 6 +++---
 test/basic.js | 6 +++---
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/server.js b/server.js
index 528584e..4037c2f 100644
--- a/server.js
+++ b/server.js
@@ -217,9 +217,9 @@ module.exports = function(opt) {
     app.get('/:req_id', function(req, res, next) {
         var req_id = req.params.req_id;
 
-        // limit requested hostnames to 20 characters
-        if (! /^[a-z0-9]{4,20}$/.test(req_id)) {
-            var err = new Error('Invalid subdomain. Subdomains must be lowercase and between 4 and 20 alphanumeric characters.');
+        // limit requested hostnames to 63 characters
+        if (! /^[a-z0-9]{4,63}$/.test(req_id)) {
+            var err = new Error('Invalid subdomain. Subdomains must be lowercase and between 4 and 63 alphanumeric characters.');
             err.statusCode = 403;
             return next(err);
         }
diff --git a/test/basic.js b/test/basic.js
index b9e55ea..5e81ec5 100644
--- a/test/basic.js
+++ b/test/basic.js
@@ -121,12 +121,12 @@ test('request specific domain', function(done) {
 test('request domain that is too long', function(done) {
     var opt = {
         host: 'http://localhost:' + lt_server_port,
-        subdomain: 'thisdomainisoutsidethesizeofwhatweallow'
+        subdomain: 'thisdomainisoutsidethesizeofwhatweallowwhichissixtythreecharacters'
     };
 
     localtunnel(test._fake_port, opt, function(err, tunnel) {
         assert(err);
-        assert.equal(err.message, 'Invalid subdomain. Subdomains must be lowercase and between 4 and 20 alphanumeric characters.');
+        assert.equal(err.message, 'Invalid subdomain. Subdomains must be lowercase and between 4 and 63 alphanumeric characters.');
         done();
     });
 });
@@ -139,7 +139,7 @@ test('request uppercase domain', function(done) {
 
     localtunnel(test._fake_port, opt, function(err, tunnel) {
         assert(err);
-        assert.equal(err.message, 'Invalid subdomain. Subdomains must be lowercase and between 4 and 20 alphanumeric characters.');
+        assert.equal(err.message, 'Invalid subdomain. Subdomains must be lowercase and between 4 and 63 alphanumeric characters.');
         done();
     });
 });