From db209f50b58cb037385214cf17af2fc6949c35ca Mon Sep 17 00:00:00 2001
From: Buck Doyle <buck@travis-ci.org>
Date: Fri, 15 Apr 2016 16:34:49 +0200
Subject: [PATCH] Parse index key from hostname

My goal is to use the branch name as the subdomain, this
is a step toward that.
---
 waiter/lib/travis/web/app.rb | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/waiter/lib/travis/web/app.rb b/waiter/lib/travis/web/app.rb
index de6661fa..a21060f9 100644
--- a/waiter/lib/travis/web/app.rb
+++ b/waiter/lib/travis/web/app.rb
@@ -76,7 +76,7 @@ class Travis::Web::App
     # route
 
     req = Rack::Request.new(env)
-    response_for("index.html", {params: req.params})
+    response_for("index.html", {params: req.params, host: req.host})
   end
 
   private
@@ -126,7 +126,10 @@ class Travis::Web::App
       if index?(file)
         redis = Redis.new
         project = 'travis'
-        index_key = options[:params]["index_key"] || redis.get("#{project}:index:current")
+
+        host = options[:host]
+
+        index_key = host.split('.')[0] || redis.get("#{project}:index:current")
         redis.get("#{project}:index:#{index_key}")
       else
         content = File.read(file)