o
    ZhN0                     @   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 d dlmZm	Z	 d dl
mZmZ d dl
mZ dZedZeeZG dd	 d	eZG d
d de jZdd Zdd Zdd Zdd ZG dd deZdS )    N)	HEADER_RE)InvalidHeaderInvalidHeaderName)SERVER_SOFTWARESERVER)utili?z[\x00-\x1F\x7F]c                   @   s   e Zd ZdddZdd ZdS )FileWrapper    c                 C   s&   || _ || _t|dr|j| _d S d S )Nclose)filelikeblksizehasattrr
   )selfr   r    r   I/var/www/html/lang_env/lib/python3.10/site-packages/gunicorn/http/wsgi.py__init__   s
   
zFileWrapper.__init__c                 C   s   | j | j}|r|S tN)r   readr   
IndexError)r   keydatar   r   r   __getitem__"   s   zFileWrapper.__getitem__N)r	   )__name__
__module____qualname__r   r   r   r   r   r   r      s    
r   c                   @   s   e Zd Zdd Zdd ZdS )WSGIErrorsWrapperc                 C   s`   t d}|j}g | _|jdkr| jtj |dd  }|D ]}t|dr-| j|j	 qd S )Nzgunicorn.error-   stream)
logging	getLoggerhandlersstreamserrorlogappendsysstderrr   r   )r   cfgr#   r!   hr   r   r   r   +   s   


zWSGIErrorsWrapper.__init__c              	   C   sJ   | j D ]}z|| W n ty   ||d Y nw |  qd S )NzUTF-8)r"   writeUnicodeErrorencodeflush)r   r   r   r   r   r   r)   ;   s   

zWSGIErrorsWrapper.writeN)r   r   r   r   r)   r   r   r   r   r   )   s    r   c              	   C   s    t | dd| jdkdtdtdS )Nr   r   Fr   T)zwsgi.errorszwsgi.versionzwsgi.multithreadzwsgi.multiprocesszwsgi.run_oncezwsgi.file_wrapperzwsgi.input_terminatedr   )r   workersr   r   )r'   r   r   r   base_environD   s   r/   c                 C   sB   t |}|| j|| j| j| jdddd | jD  d |S )NzHTTP/%s.c                 S   s   g | ]}t |qS r   )str).0vr   r   r   
<listcomp>Y   s    z#default_environ.<locals>.<listcomp>)z
wsgi.inputzgunicorn.socketREQUEST_METHODZQUERY_STRINGZRAW_URIZSERVER_PROTOCOL)r/   updatebodymethodqueryurijoinversion)reqsockr'   envr   r   r   default_environQ   s   r@   c                 C   s:   | j }|si S |d |d t|d |d t|d dS )NZproxy_protocolclient_addrZclient_portZ
proxy_addrZ
proxy_port)ZPROXY_PROTOCOLREMOTE_ADDRREMOTE_PORTZ
PROXY_ADDRZ
PROXY_PORT)Zproxy_protocol_infor1   )r=   infor   r   r   proxy_environ^   s   

rE   c                 C   s  t | ||}t| ||}d }tjdd}| jD ]L\}	}
|	dkr,|
 dkr+|d n |	dkr3|
}n|	dkr:|
}n|	dkrC|
|d< q|	d	krL|
|d
< qd|	dd }||v r`d|| |
f }
|
||< q| j	|d< t
|trt||d< nt
|tr| |d< n|d |d< t|d |d< t
|tr|d}t|dkr|r|d}t|dkr| j	dkr|d n| j	dkr|d n|d n|d |d |d< t|d |d< | j}|r||dd }t||d< ||d< |t|  ||fS )NZSCRIPT_NAME ZEXPECTz100-continues   HTTP/1.1 100 Continue

ZHOSTzCONTENT-TYPEZCONTENT_TYPEzCONTENT-LENGTHZCONTENT_LENGTHZHTTP_r   _z%s,%szwsgi.url_schemerB   r   r   rC   :httpP   httpsi  ZSERVER_NAMEZSERVER_PORTZ	PATH_INFO)Responser@   osenvirongetheaderslowersendreplacescheme
isinstancer1   bytesdecodesplitlenr$   pathr   Zunquote_to_wsgi_strr6   rE   )r=   r>   clientserverr'   resprN   hostscript_nameZhdr_nameZ	hdr_valuer   Z	path_infor   r   r   createm   sh   












r`   c                   @   sv   e Zd Zdd Zdd Zdd Zddd	Zd
d Zdd Zdd Z	dd Z
dd Zdd Zdd Zdd Zdd ZdS )rL   c                 C   sL   || _ || _t| _d | _d| _d| _g | _d| _d | _	d| _
d| _|| _d S )NFr   )r=   r>   r   r<   statuschunked
must_closerP   headers_sentresponse_lengthsentupgrader'   )r   r=   r>   r'   r   r   r   r      s   
zResponse.__init__c                 C   s
   d| _ d S )NT)rc   r   r   r   r   force_close   s   
zResponse.force_closec                 C   sT   | j s| j r
dS | jd us| jrdS | jjdkrdS | jdk s&| jdv r(dS dS )NTFHEAD      i0  )rc   r=   should_closere   rb   r8   status_coderh   r   r   r   rn      s   zResponse.should_closeNc                 C   s   |rz| j r| jrt|d |d |d  W d }nd }w | j d ur&td|| _ zt| j  d | _W n tyA   d | _Y nw | 	| | 
 | _| jS )Nr   r      zResponse headers already set!)ra   rd   r   reraiseAssertionErrorintrX   ro   
ValueErrorprocess_headers
is_chunkedrb   r)   )r   ra   rP   exc_infor   r   r   start_response   s"   



zResponse.start_responsec                 C   s   |D ]z\}}t |tstd| t|rtd| t |ts'td| t|r2td| | }|	  }|dkrFt
|| _n,t|rr|dkr[|	  dkrZd| _n|dkrq|	  dkrq| j| |f q| j| |f qd S )Nz%r is not a stringz%rzcontent-length
connectionrg   TZ	websocket)rU   r1   	TypeErrorr   searchr   HEADER_VALUE_REr   striprQ   rs   re   r   Z
is_hoppishrg   rP   r$   )r   rP   namevaluelnamer   r   r   ru      s0   




zResponse.process_headersc                 C   s@   | j d urdS | jjdkrdS | jjdkrdS | jdv rdS dS )NFr-   rj   rl   T)re   r=   r<   r8   ro   rh   r   r   r   rv     s   

zResponse.is_chunkedc                 C   sl   | j rd}n	|  rd}nd}d| jjd | jjd | jf d| j dt  d	| g}| jr4|d
 |S )Nrg   r
   z
keep-alivezHTTP/%s.%s %s
r   r   zServer: %s
z
Date: %s
zConnection: %s
zTransfer-Encoding: chunked
)	rg   rn   r=   r<   ra   r   Z	http_daterb   r$   )r   ry   rP   r   r   r   default_headers'  s   

zResponse.default_headersc                 C   sV   | j rd S |  }|dd | jD  dd| }t| jt|d d| _ d S )Nc                 S   s   g | ]
\}}d ||f qS )z%s: %s
r   )r2   kr3   r   r   r   r4   ?  s    z)Response.send_headers.<locals>.<listcomp>z%s
rF   zlatin-1T)	rd   r   extendrP   r;   r   r)   r>   Zto_bytestring)r   tosendZ
header_strr   r   r   send_headers;  s   
zResponse.send_headersc                 C   s   |    t|tstd| t|}|}| jd ur5| j| jkr"d S t| j| j |}||k r5|d | }| jr>|dkr>d S |  j|7  _t	
| j|| j d S )Nz%r is not a byter   )r   rU   rV   rz   rY   re   rf   minrb   r   r)   r>   )r   argZarglenr   r   r   r   r)   E  s   

zResponse.writec                 C   s   | j jduS )NF)r'   sendfilerh   r   r   r   can_sendfile\  s   zResponse.can_sendfilec              	   C   s   | j js|  s
dS t|jsdS |j }zt|dtj	}| j
d u r0t|j}|| }n| j
}W n ttjfyA   Y dS w |   |  rWd| }| j|d |dkre| jj|j||d |  ro| jd t||tj dS )NFr   z%X
zutf-8)offsetcounts   
T)r'   Zis_sslr   r   Z
has_filenor   filenorM   lseekSEEK_CURre   fstatst_sizeOSErrorioUnsupportedOperationr   rv   r>   sendallr+   r   SEEK_SET)r   respiterr   r   filesizenbytes
chunk_sizer   r   r   r   _  s2   


zResponse.sendfilec                 C   s&   |  |s|D ]	}| | qd S d S r   )r   r)   )r   r   itemr   r   r   
write_file  s
   
zResponse.write_filec                 C   s*   | j s|   | jrt| jd d S d S )N    )rd   r   rb   r   Zwrite_chunkr>   rh   r   r   r   r
     s
   zResponse.closer   )r   r   r   r   ri   rn   rx   ru   rv   r   r   r)   r   r   r   r
   r   r   r   r   rL      s    

!rL   )r   r   rM   rer%   Zgunicorn.http.messager   Zgunicorn.http.errorsr   r   Zgunicornr   r   r   ZBLKSIZEcompiler|   r    r   logobjectr   	RawIOBaser   r/   r@   rE   r`   rL   r   r   r   r   <module>   s&   

T