a
    Ca_!                     @   s  d dl Z d dlZd dlZd dlZd dlZd dlmZmZmZm	Z	 d dl
mZmZ zd dlZW n eyr   dZY n0 g dZd  ZzejjZejZW n ey   e ZZY n0 eduoeeefvZzd dlmZmZ W nN ey,   zd dlmZ d dlmZ W n ey&   dZdZY n0 Y n0 esDG d	d
 d
eZes\dddZdd ZG dd deZG dd deZdddZ dd Z!e!dd Z"dd Z#dd Z$dS )     N)urllibhttp_clientmapfilter)ResolutionErrorExtractionError)VerifyingHTTPSHandlerfind_ca_bundleis_available
cert_paths
opener_fora  
/etc/pki/tls/certs/ca-bundle.crt
/etc/ssl/certs/ca-certificates.crt
/usr/share/ssl/certs/ca-bundle.crt
/usr/local/share/certs/ca-root.crt
/etc/ssl/cert.pem
/System/Library/OpenSSL/certs/cert.pem
/usr/local/share/certs/ca-root-nss.crt
/etc/ssl/ca-bundle.pem
)CertificateErrormatch_hostname)r   )r   c                   @   s   e Zd ZdS )r   N)__name__
__module____qualname__ r   r   f/Users/vegardjervell/Documents/master/model/venv/lib/python3.9/site-packages/setuptools/ssl_support.pyr   6   s   r      c           
      C   s   g }| sdS |  d}|d }|dd }|d}||krLtdt|  |s`|  | kS |dkrt|d n>|d	s|d	r|t| n|t|	d
d |D ]}|t| qt
dd| d tj}	|	|S )zqMatching according to RFC 6125, section 6.4.3

        https://tools.ietf.org/html/rfc6125#section-6.4.3
        F.r   r   N*z,too many wildcards in certificate DNS name: z[^.]+zxn--z\*z[^.]*z\Az\.z\Z)splitcountr   reprlowerappend
startswithreescapereplacecompilejoin
IGNORECASEmatch)
dnhostnameZmax_wildcardsZpatspartsZleftmost	remainder	wildcardsfragpatr   r   r   _dnsname_match<   s,    


r+   c                 C   s   | st dg }| dd}|D ]*\}}|dkr t||r@ dS || q |s| ddD ]6}|D ],\}}|dkrdt||r  dS || qdq\t|dkrtd	|d
tt|f n*t|dkrtd||d f ntddS )a=  Verify that *cert* (in decoded format as returned by
        SSLSocket.getpeercert()) matches the *hostname*.  RFC 2818 and RFC 6125
        rules are followed, but IP addresses are not accepted for *hostname*.

        CertificateError is raised on failure. On success, the function
        returns nothing.
        zempty or no certificatesubjectAltNamer   DNSNsubject
commonNamer   z&hostname %r doesn't match either of %sz, zhostname %r doesn't match %rr   z=no appropriate commonName or subjectAltName fields were found)	
ValueErrorgetr+   r   lenr   r!   r   r   )certr%   dnsnamessankeyvaluesubr   r   r   r   r   s>    


r   c                   @   s    e Zd ZdZdd Zdd ZdS )r   z=Simple verifying handler: no auth, subclasses, timeouts, etc.c                 C   s   || _ t|  d S N)	ca_bundleHTTPSHandler__init__)selfr:   r   r   r   r<      s    zVerifyingHTTPSHandler.__init__c                    s      fdd|S )Nc                    s   t |  jfi |S r9   )VerifyingHTTPSConnr:   )hostkwr=   r   r   <lambda>       z2VerifyingHTTPSHandler.https_open.<locals>.<lambda>)do_open)r=   reqr   rA   r   
https_open   s    
z VerifyingHTTPSHandler.https_openN)r   r   r   __doc__r<   rF   r   r   r   r   r      s   r   c                   @   s    e Zd ZdZdd Zdd ZdS )r>   z@Simple verifying connection: no auth, subclasses, timeouts, etc.c                 K   s   t j| |fi | || _d S r9   )HTTPSConnectionr<   r:   )r=   r?   r:   r@   r   r   r   r<      s    zVerifyingHTTPSConn.__init__c                 C   s   t | j| jft| dd }t| drHt| dd rH|| _|   | j}n| j}tt	drxt	j
| jd}|j||d| _nt	j|t	j| jd| _zt| j | W n, ty   | jt j | j   Y n0 d S )Nsource_address_tunnel_tunnel_hostcreate_default_context)cafile)server_hostname)	cert_reqsca_certs)socketcreate_connectionr?   portgetattrhasattrsockrJ   rK   sslrL   r:   wrap_socketCERT_REQUIREDr   getpeercertr   shutdown	SHUT_RDWRclose)r=   rV   actual_hostctxr   r   r   connect   s(    


zVerifyingHTTPSConn.connectN)r   r   r   rG   r<   r`   r   r   r   r   r>      s   r>   c                 C   s   t jt| pt jS )z@Get a urlopen() replacement that uses ca_bundle for verification)r   requestbuild_openerr   r	   open)r:   r   r   r   r      s    r   c                    s   t   fdd}|S )Nc                     s    t  ds | i | _ jS )Nalways_returns)rU   rd   )argskwargsfuncr   r   wrapper   s    
zonce.<locals>.wrapper)	functoolswraps)rh   ri   r   rg   r   once   s    rl   c                     sX   zdd l } W n ty    Y d S 0 G  fddd| j   }|d |d |jS )Nr   c                       s,   e Zd Z fddZ fddZ  ZS )z"get_win_certfile.<locals>.CertFilec                    s   t  |   t| j d S r9   )superr<   atexitregisterr]   rA   CertFile	__class__r   r   r<      s    z+get_win_certfile.<locals>.CertFile.__init__c                    s*   zt  |   W n ty$   Y n0 d S r9   )rm   r]   OSErrorrA   rp   r   r   r]      s    z(get_win_certfile.<locals>.CertFile.close)r   r   r   r<   r]   __classcell__r   rq   )rr   r   rq      s   rq   CAROOT)wincertstoreImportErrorrq   Zaddstorename)rx   Z	_wincertsr   ru   r   get_win_certfile   s    

r{   c                  C   s$   t tjjt} t p"t| dp"t S )z*Return an existing CA bundle path, or NoneN)r   ospathisfiler   r{   next_certifi_where)Zextant_cert_pathsr   r   r   r	      s    r	   c                
   C   s,   zt d W S  tttfy&   Y n0 d S )Ncertifi)
__import__wherery   r   r   r   r   r   r   r     s    r   )r   )N)%r|   rQ   rn   r   rj   Zsetuptools.extern.six.movesr   r   r   r   pkg_resourcesr   r   rW   ry   __all__stripr   r   ra   r;   rH   AttributeErrorobjectr
   r   r   Zbackports.ssl_match_hostnamer0   r+   r   r>   r   rl   r{   r	   r   r   r   r   r   <module>   sT   



6*(
	

