request.setHeader('Content-Type','application/octet-stream')
reactor.callLater(self.max_request_time, self._req_cancel, request)
request.notifyFinish().addErrback(self._req_error, request)
request.setHeader('Content-Type','application/octet-stream')
reactor.callLater(self.max_request_time, self._req_cancel, request)
request.notifyFinish().addErrback(self._req_error, request)