Method data_received

uvicorn/protocols/http/httptools_impl.py:169–183

(self, data: bytes)

        return upgrade == b"websocket" and self._should_upgrade_to_ws()

    def data_received(self, data: bytes) -> None:
        self._unset_keepalive_if_required()

        try:
            self.parser.feed_data(data)
        except httptools.HttpParserError:
            msg = "Invalid HTTP request received."
            self.logger.warning(msg)
            self.send_400_response(msg)
            return
        except httptools.HttpParserUpgrade:
            if self._should_upgrade():
                self.handle_websocket_upgrade()
            else:
                self._unsupported_upgrade_warning()

    def handle_websocket_upgrade(self) -> None:
        if self.logger.level <= TRACE_LOG_LEVEL: