a
    xd                     @   sV   d Z ddlmZ ddlmZ ddlmZ ddlmZ ddl	m
Z
 dZG d	d
 d
ZdS )z)Private keys for the security serializer.    )default_backend)serialization)padding)ensure_bytes   )reraise_errors)
PrivateKeyc                   @   s"   e Zd ZdZdddZdd ZdS )r   zRepresents a private key.Nc                 C   sJ   t dtfd( tjt||t d| _W d    n1 s<0    Y  d S )NzInvalid private key: {0!r})errors)passwordbackend)r   
ValueErrorr   Zload_pem_private_keyr   r   _key)selfkeyr
    r   K/var/www/html/Ranjet/env/lib/python3.9/site-packages/celery/security/key.py__init__   s    zPrivateKey.__init__c                 C   sX   t d< tjt|tjjd}| jt|||W  d   S 1 sJ0    Y  dS )zSign string containing data.zUnable to sign data: {0!r})ZmgfZsalt_lengthN)r   r   ZPSSZMGF1Z
MAX_LENGTHr   signr   )r   datadigestZpaddr   r   r   r      s    
zPrivateKey.sign)N)__name__
__module____qualname____doc__r   r   r   r   r   r   r      s   
	r   N)r   Zcryptography.hazmat.backendsr   Zcryptography.hazmat.primitivesr   Z)cryptography.hazmat.primitives.asymmetricr   Zkombu.utils.encodingr   utilsr   __all__r   r   r   r   r   <module>   s   