always use TeeInput

gunicorn/http/request.py

@@ -79,7 +79,8 @@ class Request(object):
             self._sock.send("HTTP/1.1 100 Continue\r\n\r\n")
             
         if not self.parser.content_len and not self.parser.is_chunked:
-            wsgi_input = StringIO()
+            wsgi_input = TeeInput(self._sock, self.parser, StringIO(), 
+                            self.conf)
             content_length = "0"
         else:
             wsgi_input = TeeInput(self._sock, self.parser, buf2, self.conf)

gunicorn/http/tee.py

@@ -150,6 +150,9 @@ class TeeInput(object):
     def __iter__(self):
         return self
         
+    def get_socket(self):
+        return self._sock.dup()    
+
     def _tee(self, length):
         """ fetch partial body"""
         buf2 = self.buf