
­­­­­­­­­­­­­­­­­­
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^                 @   sh   d dl mZ ddlmZ ddlmZ ddlmZmZ edddd	gZ	G d
d deZ
G dd deZdS )    )
namedtuple   )ContextWrapper)DiffResultDescriptor)
DifferenceWrapperZmodified_nodeconZruleZadded_contextZremoved_contextc               @   s8   e Zd ZdZedZedZedZdd Zdd Z	dS )NodeconsDifferencez:Determine the difference in nodecons between two policies.diff_nodeconsc             C   s   | j jdj|  | jdd | jj D dd | jj D \| _| _}g | _	x<|D ]4\}}t
|jt
|jkrT| j	jt||j|j qTW dS )z9Generate the difference in nodecons between the policies.zGGenerating nodecon differences from {0.left_policy} to {0.right_policy}c             s   s   | ]}t |V  qd S )N)NodeconWrapper).0n r   /usr/lib64/python3.6/nodecon.py	<genexpr>/   s    z3NodeconsDifference.diff_nodecons.<locals>.<genexpr>c             s   s   | ]}t |V  qd S )N)r
   )r   r   r   r   r   r   0   s    N)loginfoformatZ	_set_diffZleft_policyZnodeconsZright_policyadded_nodeconsremoved_nodeconsmodified_nodeconsr   contextappendmodified_nodecon_record)selfZmatched_nodeconsZleft_nodeconZright_nodeconr   r   r   r	   (   s    
 
z NodeconsDifference.diff_nodeconsc             C   s"   | j jd d| _d| _d| _dS )z%Reset diff results on policy changes.zResetting nodecon differencesN)r   debugr   r   r   )r   r   r   r   _reset_diff?   s    zNodeconsDifference._reset_diffN)
__name__
__module____qualname____doc__r   r   r   r   r	   r   r   r   r   r   r       s   r   c               @   s4   e Zd ZdZdZdd Zdd Zdd	 Zd
d ZdS )r
   z*Wrap nodecon statements for diff purposes.
ip_versionnetworkc             C   s$   || _ |j| _|j| _t|| _d S )N)originr    r!   hashkey)r   Zoconr   r   r   __init__M   s    zNodeconWrapper.__init__c             C   s   | j S )N)r$   )r   r   r   r   __hash__S   s    zNodeconWrapper.__hash__c             C   s   | j |j k S )N)r"   )r   otherr   r   r   __lt__V   s    zNodeconWrapper.__lt__c             C   s   | j |j ko| j|jkS )N)r    r!   )r   r'   r   r   r   __eq__Y   s    zNodeconWrapper.__eq__N)r    r!   )	r   r   r   r   	__slots__r%   r&   r(   r)   r   r   r   r   r
   G   s   r
   N)collectionsr   r   r   Zdescriptorsr   
differencer   r   r   r   r
   r   r   r   r   <module>   s   '