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sslproto.cpython-37.opt-2.pyc
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s z _SSLProtocolTransport.__del__c C s | j j}|d krtd��|�� S )Nz*SSL transport has not been initialized yet)rJ � _transportr% � is_reading)r �trr r r r_ E s z _SSLProtocolTransport.is_readingc C s | j j�� d S )N)rJ r^ � pause_reading)r r r r ra K s z#_SSLProtocolTransport.pause_readingc C s | j j�� d S )N)rJ r^ �resume_reading)r r r r rb S s z$_SSLProtocolTransport.resume_readingc C s | j j�||� d S )N)rJ r^ �set_write_buffer_limits)r ZhighZlowr r r rc [ s z-_SSLProtocolTransport.set_write_buffer_limitsc C s | j j�� S )N)rJ r^ �get_write_buffer_size)r r r r rd p s z+_SSLProtocolTransport.get_write_buffer_sizec C s | j jjS )N)rJ r^ �_protocol_paused)r r r r re t s z&_SSLProtocolTransport._protocol_pausedc C s< t |tttf�s$tdt|�j� ���|s,d S | j�|� d S )Nz+data: expecting a bytes-like instance, got ) � isinstance�bytes� bytearrayr@ � TypeError�typerD rJ �_write_appdata)r r; r r r r0 y s z_SSLProtocolTransport.writec C s dS )NFr )r r r r � can_write_eof� s z#_SSLProtocolTransport.can_write_eofc C s | j �� d| _d S )NT)rJ �_abortrK )r r r r �abort� s z_SSLProtocolTransport.abort)N)NN)rD rE rF r Z _SendfileModeZFALLBACKZ_sendfile_compatibler rP rS rU rV rX r] r_ ra rb rc rd rG re r0 rl rn r r r r rH s" rH c @ s� e Zd Zd+dd�Zdd� Zd,dd �Zd d � Zd d � Zdd� Zdd� Z dd� Z dd� Z d-dd�Z dd� Z dd� Zd d � Zd d � Zd d!� Zd"d#� Zd.d%d&�Zd'd(� Zd)d*� ZdS )/� SSLProtocolFNTc C s� t d krtd��|d kr tj}n|dkr6td|� ���|sDt||�}|| _|rZ|sZ|| _nd | _|| _t |d�| _ t � � | _ d| _|| _|| _| �|� t| j| �| _d | _d| _d| _d| _d | _|| _|| _d S )Nz stdlib ssl module not availabler z7ssl_handshake_timeout should be a positive number, got )r F)r r% r ZSSL_HANDSHAKE_TIMEOUTr r r r � _sslcontext�dict�_extra� collections�deque�_write_backlog�_write_buffer_size�_waiterrI rQ rH �_app_transport�_sslpipe�_session_established� _in_handshake� _in_shutdownr^ �_call_connection_made�_ssl_handshake_timeout) r rL � app_protocolr Zwaiterr r Zcall_connection_madeZssl_handshake_timeoutr r r r � s: zSSLProtocol.__init__c C s || _ t|tj�| _d S )N)rT rf r ZBufferedProtocol�_app_protocol_is_buffer)r r r r r rQ � s z SSLProtocol._set_app_protocolc C sD | j d krd S | j �� s:|d k r.| j �|� n | j �d � d | _ d S )N)rw Z cancelledZ set_exceptionZ set_result)r r= r r r �_wakeup_waiter� s zSSLProtocol._wakeup_waiterc C s& || _ t| j| j| j�| _| �� d S )N)r^ r rp r r ry �_start_handshake)r � transportr r r �connection_made� s zSSLProtocol.connection_madec C sn | j r d| _ | j�| jj|� n| jd k r2d| j_d | _d | _t| dd �rT| j � � | � |� d | _d | _ d S )NFT�_handshake_timeout_handle) rz rI � call_soonrT �connection_lostrx rK r^ r6 r� �cancelr� ry )r r= r r r r� � s zSSLProtocol.connection_lostc C s | j �� d S )N)rT � pause_writing)r r r r r� � s zSSLProtocol.pause_writingc C s | j �� d S )N)rT �resume_writing)r r r r r� s zSSLProtocol.resume_writingc C s� | j d krd S y| j �|�\}}W n. tk rP } z| �|d� d S d }~X Y nX x|D ]}| j�|� qXW xr|D ]j}|r�y&| jr�t�| j |� n | j � |� W q� tk r� } z| �|d� d S d }~X Y q�X qr| � � P qrW d S )NzSSL error in data receivedz/application protocol failed to receive SSL data) ry r' � Exception� _fatal_errorr^ r0 r� r Z _feed_data_to_buffered_protorT � data_receivedrW )r r; r) r* �er< Zexr r r r� s, zSSLProtocol.data_receivedc C sT zB| j �� rt�d| � | �t� | js@| j�� }|r@t� d� W d | j � � X d S )Nz%r received EOFz?returning true from eof_received() has no effect when using ssl) rI � get_debugr �debugr� �ConnectionResetErrorr{ rT � eof_receivedZwarningr^ rX )r Z keep_openr r r r� * s zSSLProtocol.eof_receivedc C s4 || j kr| j | S | jd k r,| j�||�S |S d S )N)rr r^ rP )r rN rO r r r rM @ s zSSLProtocol._get_extra_infoc C s. | j r d S | jr| �� nd| _ | �d� d S )NTr# )r| r{ rm rk )r r r r rW H s zSSLProtocol._start_shutdownc C s. | j �|df� | jt|�7 _| �� d S )Nr )ru r3 rv r? �_process_write_backlog)r r; r r r rk Q s zSSLProtocol._write_appdatac C s\ | j �� r$t�d| � | j �� | _nd | _d| _| j�d� | j � | j | j �| _ | � � d S )Nz%r starts SSL handshakeT)r# r )rI r� r r� �time�_handshake_start_timer{ ru r3 Z call_laterr~ �_check_handshake_timeoutr� r� )r r r r r� V s z SSLProtocol._start_handshakec C s* | j dkr&d| j� d�}| �t|�� d S )NTz$SSL handshake is taking longer than z! seconds: aborting the connection)r{ r~ r� �ConnectionAbortedError)r �msgr r r r� e s z$SSLProtocol._check_handshake_timeoutc C s� d| _ | j�� | jj}y|d k r&|�|�� }W nD tk rt } z&t|tj �rTd}nd}| � ||� d S d }~X Y nX | j � � r�| j � � | j }t�d| |d � | jj||�� |�� |d� | jr�| j�| j� | �� d| _| j �| j � d S )NFz1SSL handshake failed on verifying the certificatezSSL handshake failedz %r: SSL handshake took %.1f msg @�@)�peercert�cipher� compressionr T) r{ r� r� ry r Z getpeercertr� rf r r5 r� rI r� r� r� r r� rr �updater� r� r} rT r� rx r� rz r� r� )r Z handshake_excZsslobjr� r= r� Zdtr r r �_on_handshake_completen s2 z"SSLProtocol._on_handshake_completec C s0 | j d ks| jd krd S y�x�tt| j��D ]�}| jd \}}|rT| j�||�\}}n*|rl| j�| j�}d}n| j�| j �}d}x|D ]}| j � |� q�W |t|�k r�||f| jd< | j j r�| j � � P | jd= | j t|�8 _ q*W W nD tk �r* } z$| j�r| �|� n | �|d� W d d }~X Y nX d S )Nr r z Fatal error on SSL transport)r^ ry �ranger? ru rC r+ r� r- � _finalizer0 Z_pausedrb rv r� r{ r� )r �ir; rB r) r< r= r r r r� � s4 z"SSLProtocol._process_write_backlog�Fatal error on transportc C sV t |t�r(| j�� r@tjd| |dd� n| j�||| j| d�� | jrR| j�|� d S )Nz%r: %sT)�exc_info)�messageZ exceptionr� rR ) rf �OSErrorrI r� r r� Zcall_exception_handlerr^ Z _force_close)r r= r� r r r r� � s zSSLProtocol._fatal_errorc C s d | _ | jd k r| j�� d S )N)ry r^ rX )r r r r r� � s zSSLProtocol._finalizec C s( z| j d k r| j �� W d | �� X d S )N)r^ rn r� )r r r r rm � s zSSLProtocol._abort)FNTN)N)N)r� )rD rE rF r rQ r� r� r� r� r� r� r� rM rW rk r� r� r� r� r� r� rm r r r r ro � s* + " ') ro )rs rZ r � ImportError� r r r r �logr r r r& r! r, �objectr Z_FlowControlMixinZ TransportrH ZProtocolro r r r r �<module> s( yx
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