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proactor_events.cpython-39.pyc
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protocol.buffer_updated() call failed.) rl rk rw rS r- r ZBufferedProtocolZ _feed_data_to_buffered_protort ru rv rY Z data_received)r/ rr rX r r r rp � s$ �z)_ProactorReadPipeTransport._data_receivedc C s� d }�z�z�|d urP| j |u s0| j d u r,| js0J �d | _ |�� rH|�� }n|�� | jrtd }W W |d urp| �|� d S |dkr�W W |d ur�| �|� d S | js�| jj� | j d�| _ W n� t �y } z8| js�| � |d� n| j� � r�tjddd� W Y d }~n�d }~0 t�y2 } z| �|� W Y d }~nnd }~0 t�yb } z| � |d� W Y d }~n>d }~0 tj�y� | j�s|� Y n0 | j�s�| j �| j� W |d u�r�| �|� n|d u�r�| �|� 0 d S )N� i � z"Fatal read error on pipe transportz*Read error on pipe transport while closingTr )r& r* r[ �resultrJ rp rl r � _proactor�recvr" �ConnectionAbortedErrorrY r r rU �ConnectionResetErrorrW rT r �CancelledError�add_done_callbackrm )r/ �futrr rX r r r rm sV � � � � � z(_ProactorReadPipeTransport._loop_reading)NNN)N) r: rd re rf r rn ro rs rw rp rm ri r r r5 r rj � s � rj c s^ e Zd ZdZdZ� fdd�Zdd� Zddd �Zd d � Zd d � Z dd� Z dd� Z dd� Z � Z S )� 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_pipe_closedr� r5 r r r � s z$_ProactorWritePipeTransport.__init__c C sv |� � r d S |�� dks J �| jr4| jd u s0J �d S || ju sLJ || jf��d | _| jd urj| �t� � n| �� d S )Nrx )� cancelledry r* r& r' rW �BrokenPipeErrorrK )r/ r� r r r r� � s z(_ProactorWritePipeTransport._pipe_closed)r: rd re r r� ri r r r5 r r� � s r� c sX e Zd ZdZd� fdd� Zdd� Zdd� Zd d � Zdd d �Zdd d�Z ddd�Z � Z S )�_ProactorDatagramTransporti Nc s> || _ d | _t� j|||||d� t�� | _| j�| j � d S )N)r2 r3 ) �_addressrZ r r � collections�dequer% r r, rm )r/ r0 r r1 �addressr2 r3 r5 r r r � s z#_ProactorDatagramTransport.__init__c C s t | |� d S rD �r rC r r r r! � s z%_ProactorDatagramTransport._set_extrac C s t dd� | jD ��S )Nc s s | ]\}}t |�V qd S rD )r= )�.0rr �_r r r � <genexpr>� rx zC_ProactorDatagramTransport.get_write_buffer_size.<locals>.<genexpr>)�sumr% rF r r r rc � s z0_ProactorDatagramTransport.get_write_buffer_sizec C s | � d � d S rD r� rF r r r r� � s z _ProactorDatagramTransport.abortc C s� t |tttf�s tdt|���|s&d S | jd urN|d | jfvrNtd| j� ���| jr�| jr�| jt j krpt � d� | jd7 _d S | j �t|�|f� | jd u r�| �� | �� d S )Nz,data argument must be bytes-like object (%r)z!Invalid address: must be None or z!socket.sendto() raised exception.r )rS r� r� r� r� r� r� � ValueErrorr) r r� r r r% r; r' r� r� )r/ rr �addrr r r �sendto� s& � � z!_ProactorDatagramTransport.sendtoc C s z�| j rW d S || ju s J �d | _|r.|�� | jr@| j r\| jr\| jrV| j�| jd � W d S | j� � \}}| jd ur�| jj � | j |�| _n| jj j | j ||d�| _W n` ty� } z| j�|� W Y d }~nPd }~0 t�y } z| �|d� W Y d }~n d }~0 0 | j�| j� | �� d S )N)r� z'Fatal write error on datagram transport)r) r' ry r% r� r* r r, rI �popleftrz r� r" r� rT r- �error_received� ExceptionrY r r� r� )r/ r� rr r� rX r r r r� � s4 � � "z(_ProactorDatagramTransport._loop_writingc C s� d }�zxz�| j r*W W |r&| j�||� d S | j|u sH| jd u rD| jsHJ �d | _|d ur�|�� }| jr�d }W W |r~| j�||� d S | jd ur�|| j }}n|\}}| j r�W W |r�| j�||� d S | jd ur�| jj� | j | j �| _n| jj� | j | j �| _W nP t �y. } z| j�|� W Y d }~nBd }~0 tj�yL | j�sH� Y n 0 | jd u�rh| j�| j� W |�r�| j�||� n|�r�| j�||� 0 d S rD )r) r- Zdatagram_receivedr& r* ry r� r rz r{ r" �max_size�recvfromrT r� r r~ r rm )r/ r� rr r� �resrX r r r rm sZ $��� � � � �z(_ProactorDatagramTransport._loop_reading)NNN)N)N)N) r: rd re r� r r! rc r� r� r� rm ri r r r5 r r� � s � !r� c @ s e Zd ZdZdd� Zdd� ZdS )� _ProactorDuplexPipeTransportzTransport for duplex pipes.c C s dS )NFr rF r r r r� K s z*_ProactorDuplexPipeTransport.can_write_eofc C s t �d S rD )�NotImplementedErrorrF r r r r� N s z&_ProactorDuplexPipeTransport.write_eofN)r: rd re rf r� r� r r r r r� F s r� c sB e Zd ZdZejjZd � fdd� Zdd� Z dd� Z d d � Z � Z S ) �_ProactorSocketTransportz Transport for connected sockets.Nc s$ t � �||||||� t�|� d S rD )r r r Z _set_nodelayr. r5 r r r Y s z!_ProactorSocketTransport.__init__c C s t | |� d S rD r� rC r r r r! ^ s z#_ProactorSocketTransport._set_extrac C s dS r� r rF r r r r� a s z&_ProactorSocketTransport.can_write_eofc C s2 | j s | jrd S d| _| jd u r.| j�tj� d S r� )r* r+ r' r" r^ r r� rF r r r r� d s z"_ProactorSocketTransport.write_eof)NNN) r: rd re rf r Z _SendfileModeZ TRY_NATIVEZ_sendfile_compatibler r! r� r� ri r r r5 r r� R s �r� c s� e Zd Z� fdd�Zd3dd�Zd4dddddd�dd �Zd5d d �Zd6d d �Zd7dd�Zd8dd�Z � fdd�Z dd� Z dd� Z dd� Z dd� Zd d � Zd d � Zd d!� Zd"d#� Zd$d%� Zd9d&d'�Zd(d)� Zd:d+d,�Zd-d.� Zd/d0� Zd1d2� Z� ZS );r c sh t � �� t�d|jj� || _|| _d | _i | _ |� | � | � � t � � t �� u rdt�| j�� � d S )NzUsing proactor: %s)r r r rU r6 r: rz � _selector�_self_reading_future�_accept_futuresZset_loop�_make_self_pipe� threading�current_thread� main_thread�signal� set_wakeup_fd�_csockr< )r/ Zproactorr5 r r r n s z BaseProactorEventLoop.__init__Nc C s t | |||||�S rD )r� )r/ r r1 r2 r3 r4 r r r �_make_socket_transport{ s �z,BaseProactorEventLoop._make_socket_transportF)� server_side�server_hostnamer3 r4 �ssl_handshake_timeoutc C s0 t j| |||||| d�} t| || ||d� | jS )N)r� �r3 r4 )r Z SSLProtocolr� Z_app_transport) r/ Zrawsockr1 � sslcontextr2 r� r� r3 r4 r� Z ssl_protocolr r r �_make_ssl_transport� s ��z)BaseProactorEventLoop._make_ssl_transportc C s t | |||||�S rD )r� )r/ r r1 r� r2 r3 r r r �_make_datagram_transport� s �z.BaseProactorEventLoop._make_datagram_transportc C s t | ||||�S rD )r� �r/ r r1 r2 r3 r r r �_make_duplex_pipe_transport� s �z1BaseProactorEventLoop._make_duplex_pipe_transportc C s t | ||||�S rD )rj r� r r r �_make_read_pipe_transport� s z/BaseProactorEventLoop._make_read_pipe_transportc C s t | ||||�S rD )r� r� r r r �_make_write_pipe_transport� s �z0BaseProactorEventLoop._make_write_pipe_transportc sj | � � rtd��| �� r d S t�� t�� u r6t�d� | �� | � � | j � � d | _ d | _ t � � � d S )Nz!Cannot close a running event loopr_ )Z is_runningr� � is_closedr� r� r� r� r� �_stop_accept_futures�_close_self_piperz rK r� r rF r5 r r rK � s zBaseProactorEventLoop.closec � s | j �||�I d H S rD )rz r{ )r/ r �nr r r � sock_recv� s z BaseProactorEventLoop.sock_recvc � s | j �||�I d H S rD )rz � recv_into)r/ r �bufr r r �sock_recv_into� s z$BaseProactorEventLoop.sock_recv_intoc � s | j �||�I d H S rD )rz r� )r/ r rr r r r � sock_sendall� s z"BaseProactorEventLoop.sock_sendallc � s | j �||�I d H S rD )rz �connect)r/ r r� r r r � sock_connect� s z"BaseProactorEventLoop.sock_connectc � s | j �|�I d H S rD )rz �acceptrC r r r � sock_accept� s z!BaseProactorEventLoop.sock_acceptc � s> z |� � }W n4 ttjfy@ } zt�d��W Y d }~n d }~0 0 zt�|�j}W n t yn t�d��Y n0 |rx|n|}|s�dS t |d�}|r�t || |�n|} t ||�}d} zpt | | |�}|dkr�| W | dkr�|� |� S | j � ||||�I d H ||7 }| |7 } q�W | dk�r:|� |� n| dk�r8|� |� 0 d S )Nznot a regular filer l �� )r< �AttributeError�io�UnsupportedOperationr ZSendfileNotAvailableError�os�fstat�st_sizerT �min�seekrz �sendfile) r/ r �file�offset�countr< �err�fsize� blocksizeZend_pos� total_sentr r r �_sock_sendfile_native� s: � � z+BaseProactorEventLoop._sock_sendfile_nativec � sn |� � }|�� |�� I d H z4| j|j|||dd�I d H W |�� |rP|�� S n|�� |rh|�� 0 d S )NF)�fallback)rn ro r� Z sock_sendfiler" r� rs )r/ Ztranspr� r� r� rs r r r �_sendfile_native� s" � � �z&BaseProactorEventLoop._sendfile_nativec C sL | j d ur| j �� d | _ | j�� d | _| j�� d | _| jd8 _d S )Nr )r� rJ �_ssockrK r� � _internal_fdsrF r r r r� � s z&BaseProactorEventLoop._close_self_pipec C s: t �� \| _| _| j�d� | j�d� | jd7 _d S )NFr )r � socketpairr� r� � setblockingr� rF r r r r� � s z%BaseProactorEventLoop._make_self_pipec C s� z4|d ur|� � | j|ur"W d S | j�| jd�}W n` tjyJ Y d S ttfy` � Y nH t y� } z | � d|| d�� W Y d }~n d }~0 0 || _|� | j � d S )Ni z.Error on reading from the event loop self pipe)rQ rR r0 ) ry r� rz r{ r� r r~ rt ru rv rV r �_loop_self_reading)r/ r� rX r r r r� � s$ � z(BaseProactorEventLoop._loop_self_readingc C sL | j }|d u rd S z|�d� W n& tyF | jrBtjddd� Y n0 d S )N� z3Fail to write a null byte into the self-pipe socketTr )r� r� rT �_debugr rU )r/ �csockr r r �_write_to_self s �z$BaseProactorEventLoop._write_to_self�d c s( d� ������fdd� � �� � � d S )Nc s, z�| d urn| � � \}}�jr,t�d�||� �� }�d urX�j||�dd|i��d� n�j||d|i�d� ��� r|W d S �j���} W n� t y� } zP�� � dkrȈ� d|t � ��d�� ��� n�jr�tjd �dd � W Y d }~n>d }~0 tj�y ��� Y n0 | �j�� � < | �� � d S ) Nz#%r got a new connection from %r: %rTr )r� r3 r4 r� r� r_ zAccept failed on a socket)rQ rR r zAccept failed on socket %rr )ry r� r rU r� r� r� rz r� rT r< rV r r rK r r~ r� r )r� �connr� r1 rX �r0 �protocol_factoryr/ r4 r r� r� r r r0 0 sJ ��� � �z2BaseProactorEventLoop._start_serving.<locals>.loop)N)r, )r/ r� r r� r4 �backlogr� r r� r �_start_serving, s %z$BaseProactorEventLoop._start_servingc C s d S rD r )r/ Z event_listr r r �_process_eventsW s z%BaseProactorEventLoop._process_eventsc C s& | j �� D ] }|�� q | j �� d S rD )r� �valuesrJ �clear)r/ �futurer r r r� [ s z*BaseProactorEventLoop._stop_accept_futuresc C s6 | j �|�� d �}|r |�� | j�|� |�� d S rD )r� �popr< rJ rz � _stop_servingrK )r/ r r� r r r r ` s z#BaseProactorEventLoop._stop_serving)NNN)N)NNN)NN)NN)NN)N)NNr� N)r: rd re r r� r� r� r� r� r� rK r� r� r� r� r� r� r� r� r� r� r� r� r� r� r ri r r r5 r r l sN � �� � � � � � +r )$rf �__all__r� r� r rg r� r� r� � r r r r r r r r �logr r Z_FlowControlMixinZ BaseTransportr Z ReadTransportrj ZWriteTransportr� r� ZDatagramTransportr� Z Transportr� r� Z BaseEventLoopr r r r r �<module> sV � � �n � � �
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