Update the query string when an absolute URI is used. Fixes #937

lib/puma/const.rb

@@ -130,6 +130,7 @@ module Puma
     # The original URI requested by the client.
     REQUEST_URI= 'REQUEST_URI'.freeze
     REQUEST_PATH = 'REQUEST_PATH'.freeze
+    QUERY_STRING = 'QUERY_STRING'.freeze
 
     PATH_INFO = 'PATH_INFO'.freeze
 

lib/puma/server.rb

@@ -486,6 +486,8 @@ module Puma
         env[REQUEST_PATH] = uri.path
 
         raise "No REQUEST PATH" unless env[REQUEST_PATH]
+
+        env[QUERY_STRING] = uri.query
       end
 
       env[PATH_INFO] = env[REQUEST_PATH]