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� ��'j� � �~ � d Z ddlZddlmZ ddlmZmZmZ ddlm Z ddl m Z dd l m Z erdd l mZ d Z G d � d e � Zy) z&Native Password Authentication Plugin.� N)�sha1)� TYPE_CHECKING�Any�Optional� )�InterfaceError)�logger� )�MySQLAuthPlugin)� MySQLSocket� MySQLNativePasswordAuthPluginc �~ � e Zd ZdZdedefd�Zedefd�� Zede fd�� Z dede de e fd�Z d d dede defd �Zy ) r zBClass implementing the MySQL Native Password authentication plugin� auth_data�returnc �� � |s t d� �| j syd} t | j j � � j � }t |� j � }t ||z � j � }t ||� D ��cg c] \ }}||z �� }}}t j dg|��� }|S c c}}w # t j t f$ r} t d| � �� | �d} ~ ww xY w)z;Prepares and returns password as native MySQL 4.1+ passwordz"Missing authentication data (seed)� N�20Bz Failed scrambling password; ) r � _passwordr �encode�digest�zip�struct�pack�error� TypeError) �selfr �hash4�hash1�hash2�hash3�h1�h3�xored�errs �^/opt/nydus/tmp/pip-target-k0fmikie/lib/python/mysql/connector/plugins/mysql_native_password.py�_prepare_passwordz/MySQLNativePasswordAuthPlugin._prepare_password1 s� � �� �!E�F� F��~�~���� P��� � �.�.�0�1�8�8�:�E���K�&�&�(�E���U�*�+�2�2�4�E�-0���->�?�->��"�b�R�"�W�->�E�?��K�K��.��.�E� � �� @��� � �i�(� P� �#?��u�!E�F�C� O�� P�s* �A5C �B=�"C �=C �C0� C+�+C0c � � y)zPlugin official name.�mysql_native_password� �r s r% �namez"MySQLNativePasswordAuthPlugin.nameE s � � 'r c � � y)z'Signals whether or not SSL is required.Fr) r* s r% � requires_sslz*MySQLNativePasswordAuthPlugin.requires_sslJ s � � r �kwargsc �$ � | j |� S )a� Make the client's authorization response. Args: auth_data: Authorization data. kwargs: Custom configuration to be passed to the auth plugin when invoked. The parameters defined here will override the ones defined in the auth plugin itself. Returns: packet: Client's authorization response. )r& )r r r. s r% � auth_responsez+MySQLNativePasswordAuthPlugin.auth_responseO s � � �%�%�i�0�0r �sockr c � � | j |fi |��}|� t d� �t j d|t |� � |j |� t |j � � }t j d|� |S )aS Handles server's `auth switch request` response. Args: sock: Pointer to the socket connection. auth_data: Plugin provided data (extracted from a packet representing an `auth switch request` response). kwargs: Custom configuration to be passed to the auth plugin when invoked. The parameters defined here will override the ones defined in the auth plugin itself. Returns: packet: Last server's response after back-and-forth communication. zGot a NULL auth responsez# request: %s size: %sz # server response packet: %s)r0 r r �debug�len�send�bytes�recv)r r1 r r. �response�pkts r% �auth_switch_responsez2MySQLNativePasswordAuthPlugin.auth_switch_response] sr � �" &�4�%�%�i�:�6�:�� � � �!;�<� <�� � �-�x��X� �G� � � �(���D�I�I�K� ��� � �3�S�9�� r N)�__name__� __module__� __qualname__�__doc__r6 r& �property�strr+ �boolr- r r r0 r: r) r r% r r . s� � �L��5� �U� �( �'�c� '� �'� ��d� � �� 1�u� 1�� 1���� 1� �!��.3��?B�� �r )r> r �hashlibr �typingr r r �errorsr r � r �networkr �AUTHENTICATION_PLUGIN_CLASSr r) r r% �<module>rH s9 ��: -� � � /� /� #� � ��%� =� �J�O� Jr
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