a
    ‘·DfÔ$  ã                   @   s¼   d Z ddlZddlZddlZddlZddlZejZejZ	ddl
mZ ejZej ZZG dd„ deƒZG dd„ deƒZG d	d
„ d
eƒZG dd„ deƒZG dd„ deeƒZG dd„ deeƒZdS )z+
ppft transport: parallel python transport
é    Né   )Úcommonc                   @   s6   e Zd Zdd„ Zddd„Zdd„ Zdd	„ Zd
d„ ZdS )Ú	Transportc                 C   s   t dƒ‚d S )Nz9abstact function 'send' must be implemented in a subclass©ÚNotImplemented©ÚselfÚmsg© r
   ú[/nfs/NAS7/SABIOD/METHODE/ermites/ermites_venv/lib/python3.9/site-packages/ppft/transport.pyÚsend0   s    zTransport.sendNc                 C   s   t dƒ‚d S )Nz<abstact function 'receive' must be implemented in a subclassr   )r   Ú
preprocessr
   r
   r   Úreceive4   s    zTransport.receivec                 C   s   t  |  ¡ ¡}t|kr6t dt|f ¡ t d¡ dS t  |  ¡ ¡}t  |¡}t|| ƒ ¡ }|  	|¡ t  |  ¡ ¡}|t  d¡krˆdS dS d S )Nz1PP version mismatch (local: pp-%s, remote: pp-%s)z2Please install the same version of PP on all nodesFÚOKT)
ÚppcÚstr_r   ÚversionÚloggingÚerrorÚb_Úsha_newÚ	hexdigestr   )r   ÚsecretÚremote_versionZsrandomZanswerÚresponser
   r
   r   Úauthenticate8   s    ÿ


zTransport.authenticatec                 C   s   d S ©Nr
   ©r   r
   r
   r   ÚcloseI   s    zTransport.closec                 C   s   d S r   r
   ©r   ÚhostÚportr
   r
   r   Ú_connectL   s    zTransport._connect)N)Ú__name__Ú
__module__Ú__qualname__r   r   r   r   r"   r
   r
   r
   r   r   .   s
   
r   c                   @   s.   e Zd ZdZi Zdd„ Zdd„ Zd	dd„ZdS )
Ú
CTransportzCached transport
    c                 C   s   t t |¡ƒ ¡ S r   )Úmd5_newr   r   r   r   r
   r
   r   ÚhashU   s    zCTransport.hashc                 C   sV   t  |¡}|  |¡}|| jv r4|  t  d| ¡¡ n|  t  d¡| ¡ d| j|< d S )NÚHÚNT)r   r   r(   Úscacher   )r   r	   Úhash1r
   r
   r   ÚcsendX   s    


zCTransport.csendNc                 C   s†   |   ¡ }t |¡}|d d… t d¡kr<t |dd … ¡}n@|dd … }|  |¡}|d u rbdd„ }tt||fƒƒd | j|< | j| S )Nr   r)   c                 S   s   | S r   r
   ©Úxr
   r
   r   Ú<lambda>q   ó    z%CTransport.creceive.<locals>.<lambda>r   )r   r   r   r   r(   ÚtupleÚmapÚrcache)r   r   r	   r,   r
   r
   r   Úcreceivee   s    

zCTransport.creceive)N)r#   r$   r%   Ú__doc__r4   r(   r-   r5   r
   r
   r
   r   r&   P   s
   r&   c                   @   s.   e Zd Zdd„ Zdd„ Zd
dd„Zdd	„ ZdS )ÚPipeTransportc                 C   s–   i | _ d| _t|tjƒr2t|tjƒr2|| _|| _ntdƒ‚t| jdƒrX| jj	| _
d| _n| j| _
d| _t| jdƒr„| jj	| _d| _n| j| _d| _d S )NFz@Both arguments of PipeTransport constructor must be file objectsÚbufferT)r+   ZexitingÚ
isinstancer   ÚfileÚrÚwÚ	TypeErrorÚhasattrr8   ÚwbÚhas_wbÚrbÚhas_rb)r   r;   r<   r
   r
   r   Ú__init__x   s     

zPipeTransport.__init__c              	   C   sŒ   | j s| jjdkr@t |¡}| j t dt	|ƒ¡¡ | j 
¡  n2t |¡}| j t t dt	|ƒ¡¡¡ | j 
¡  | j |¡ | j 
¡  d S )Nr?   ú!Q)r@   r<   Úmoder   r   r?   ÚwriteÚstructÚpackÚlenÚflushr   r   r
   r
   r   r      s    


zPipeTransport.sendNc                 C   s6  t  d¡}t  d¡}d}| js*| jjdkr4t d¡nd}|}||k r¨| j || ¡}||krdt	dƒ‚|dkr’| 
d¡r’| d¡s’|| j |¡7 }qv|t|ƒ7 }||7 }q<t  dt |¡¡d }d}|}||k r| j || ¡}||krðt	dƒ‚|t|ƒ7 }||7 }qÆt |¡}|d u r"d	d
„ }tt||fƒƒd S )NrD   z!cr   rA   Ú zCommunication pipe read errorú[z{B}c                 S   s   | S r   r
   r.   r
   r
   r   r0   ½   r1   z'PipeTransport.receive.<locals>.<lambda>)rG   ÚcalcsizerB   r;   rE   r   r   rA   ÚreadÚRuntimeErrorÚ
startswithÚendswithrI   Úunpackr2   r3   )r   r   Úe_sizeZc_sizeÚr_sizeÚstubÚdatar	   r
   r
   r   r   ž   s4    

 




zPipeTransport.receivec                 C   s   | j  ¡  | j ¡  d S r   )r<   r   r;   r   r
   r
   r   r   À   s    
zPipeTransport.close)N)r#   r$   r%   rC   r   r   r   r
   r
   r
   r   r7   v   s   
"r7   c                   @   s6   e Zd Zdd„ Zdd„ Zddd„Zdd	„ Zd
d„ ZdS )ÚSocketTransportc                 C   s4   |r|| _ nt   t jt j¡| _ | j  |¡ i | _d S r   )ÚsocketÚAF_INETÚSOCK_STREAMÚ
settimeoutr+   )r   Zsocket1Úsocket_timeoutr
   r
   r   rC   Ç   s
    zSocketTransport.__init__c                 C   s°   t  |¡}t dt|ƒ¡}t d¡}t  d¡}||k rd| j ||d … ¡}|dkrZt	dƒ‚||7 }q.t|ƒ}t  d¡}||k r¬| j ||d … ¡}|dkr¢t	dƒ‚||7 }qvd S )NrD   r   úSocket connection is broken)
r   r   rG   rH   rI   rM   ÚlongrX   r   rO   )r   rV   ÚsizeZt_sizeZs_sizeZp_sizer
   r
   r   r   Ï   s     




zSocketTransport.sendNc                 C   sÄ   t  d¡}d}t d¡}|}||k rZ| j || ¡}||krDtdƒ‚|t|ƒ7 }||7 }qt  dt |¡¡d }d}|}||k r¶| j || ¡}||kr tdƒ‚|t|ƒ7 }||7 }qxt |¡}|S )NrD   r   rK   r]   )	rG   rM   r   r   rX   ÚrecvrO   rI   rR   )r   r   rS   rT   rU   rV   r	   r
   r
   r   r   ä   s*    




zSocketTransport.receivec                 C   s   | j  ¡  d S r   )rX   r   r   r
   r
   r   r      s    zSocketTransport.closec                 C   s   | j  ||f¡ d S r   )rX   Úconnectr   r
   r
   r   r"     s    zSocketTransport._connect)N)r#   r$   r%   rC   r   r   r   r"   r
   r
   r
   r   rW   Å   s
   
rW   c                   @   s   e Zd ZdS )ÚCPipeTransportN©r#   r$   r%   r
   r
   r
   r   rb     s   rb   c                   @   s   e Zd ZdS )ÚCSocketTransportNrc   r
   r
   r
   r   rd     s   rd   )r6   r   ÚosrX   rG   ÚhashlibÚsha1r   Úmd5r'   rK   r   r   Ú	copyrightÚ__version__r   Úobjectr   r&   r7   rW   rb   rd   r
   r
   r
   r   Ú<module>   s    
"&OB