Manager

Back Back Up Advanced Editor

گa������������������@���sn���d�Z�ddlZddlmZ�ddlmZ�ddlmZ�ddlm	Z	�ej
e�Ze
ee
�d�dd	�Ze
ed
�dd�ZdS�)
zPlugin utilities.�����N)�List)�util)�os)�STANDARD_BINARY_DIRS)�path�returnc�������������C���sF���t�jj|��}g�}x0|r@|j|��t�jj|�\}}||d�krP�qW�|S�)a���Retrieves all possible path prefixes of a path, in descending order
    of length. For instance:

* (Linux) `/a/b/c` returns `['/a/b/c', '/a/b', '/a', '/']`
      * (Windows) `C:\a\b\c` returns `['C:\a\b\c', 'C:\a\b', 'C:\a', 'C:']`

:param str path: the path to break into prefixes

:returns: all possible path prefixes of given path in descending order
    :rtype: `list` of `str`
    �������)r���r����normpath�append�split)r����prefix�prefixes�_��r����/usr/lib/python3.6/util.py�get_prefixes���s����
r���)�cmdr���c�������������C���s����t�jd�}g�}x,tD�]$}||kr|t�j|�7�}|j|��qW�t|�rdtjd|�t�jj|���|t�jd<�t	j
|��rrdS�t|�r~dnd}tjd|�||��dS�)z�Attempt to perform PATH surgery to find cmd

Mitigates https://github.com/certbot/certbot/issues/1833

:param str cmd: the command that is being searched for in the PATH

:returns: True if the operation succeeded, False otherwise
    �PATHz6Can't find %s, attempting PATH mitigation by adding %sTz	 expanded��z*Failed to find executable %s in%s PATH: %sF)r����environr����pathsepr����any�logger�debug�joinr���Z
exe_exists)r���r���Zadded�dZexpandedr���r���r����path_surgery#���s ����

r���)�__doc__ZloggingZtypingr���Zcertbotr���Zcertbot.compatr���Zcertbot.compat.miscr���Z	getLogger�__name__r����strr����boolr���r���r���r���r����<module>���s���