QUIC: path aware in-flight bytes accounting. On-packet acknowledgement is made path aware, as per RFC 9000, Section 9.4: Packets sent on the old path MUST NOT contribute to congestion control or RTT estimation for the new path. To make this possible in a single congestion control context, the first packet to be sent after the new path has been validated, which includes resetting the congestion controller and RTT estimator, is now remembered in the connection. Packets sent previously, such as on the old path, are not taken into account. Note that although the packet number is saved per-connection, the added checks affect application level packets only. For non-application level packets, which are only processed prior to the handshake is complete, the remembered packet number remains set to zero.

uwsgi_param  QUERY_STRING       $query_string;
uwsgi_param  REQUEST_METHOD     $request_method;
uwsgi_param  CONTENT_TYPE       $content_type;
uwsgi_param  CONTENT_LENGTH     $content_length;

uwsgi_param  REQUEST_URI        $request_uri;
uwsgi_param  PATH_INFO          $document_uri;
uwsgi_param  DOCUMENT_ROOT      $document_root;
uwsgi_param  SERVER_PROTOCOL    $server_protocol;
uwsgi_param  REQUEST_SCHEME     $scheme;
uwsgi_param  HTTPS              $https if_not_empty;

uwsgi_param  REMOTE_ADDR        $remote_addr;
uwsgi_param  REMOTE_PORT        $remote_port;
uwsgi_param  SERVER_PORT        $server_port;
uwsgi_param  SERVER_NAME        $server_name;