3
�P i� � @ sJ d dl Z d dlZd dlZd dlmZmZ G dd� de�ZG dd� d�ZdS )� N)�Popen�PIPEc @ s e Zd ZdS )�KeyZoneExceptionN)�__name__�
__module__� __qualname__� r r � /usr/lib/python3.6/keyzone.pyr s r c @ s e Zd ZdZdd� ZdS )�keyzonez/reads a zone file to find data relevant to keysc
C s� d | _ d | _|sd S | s8tjj|� s8tj|tj� rDtd��d S d }}t|dd||gt t d�j
� \}}xv|j � D ]j}t |�t
k r�|jd�}tjd|�r�qv|j� } | s�t| d �|kr�t| d �}| d d krvt| d �}qvW || _|| _ d S )
Nz "named-compilezone" not foundz-o�-)�stdout�stderr�asciiz ^[:space:]*;� � ZDNSKEY)�maxttl�keyttl�os�path�isfile�access�X_OKr r r Z communicate�
splitlines�type�str�decode�re�search�split�int)
�self�name�filenameZczpathr r �fp�_�lineZfieldsr r r �__init__ s.
zkeyzone.__init__N)r r r �__doc__r& r r r r r
s r
) r �sysr �
subprocessr r � Exceptionr r
r r r r �<module> s