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base_events.cpython-38.opt-2.pyc
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S tjk rl } z |s\� W 5 d }~X Y nX | �||||�I d H S )Nr z the socket must be non-blocking)r� Z gettimeoutr% �_check_sendfile_params�_sock_sendfile_nativer �SendfileNotAvailableError�_sock_sendfile_fallback)rf r* �file�offset�countr/ rW r r r � sock_sendfile@ s � �zBaseEventLoop.sock_sendfilec � s t �d|�d���d S )Nz-syscall sendfile is not available for socket z and file {file!r} combination�r r2 �rf r* r4 r5 r6 r r r r1 N s �z#BaseEventLoop._sock_sendfile_nativec � s� |r|� |� |r t|tj�ntj}t|�}d}zt|rNt|| |�}|dkrNq�t|�d |� }| �d |j|�I d H } | szq�| � ||d | � �I d H || 7 }q2|W �S |dkr�t|d�r�|� || � X d S )Nr �seek) r: �minr Z!SENDFILE_FALLBACK_READBUFFER_SIZE� bytearrayr# � memoryviewr �readintoZ sock_sendall) rf r* r4 r5 r6 � blocksize�buf� total_sent�view�readr r r r3 U s, �� z%BaseEventLoop._sock_sendfile_fallbackc C s� dt |dd�krtd��|jtjks,td��|d k rbt|t�sLtd�|���|dkrbtd�|���t|t�sztd�|���|dk r�td�|���d S )N�b�modez$file should be opened in binary modez+only SOCK_STREAM type sockets are 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Fz*error while attempting to bind on address �: ) r9 r$ � setblocking�bindr( �strerror�lower�errno�pop� sock_connectr� )rf r Z addr_infoZlocal_addr_infosZ my_exceptionsr= Ztype_r? �_r� r* ZladdrrW r( r r r � _connect_sock� s: � zBaseEventLoop._connect_sock) �sslr= r? r' r* � local_addrr� r� �happy_eyeballs_delay� interleavec � sl | d k r|st d��| d kr0|r0|s,t d��|} | d k rD|sDt d��| d k rX| d krXd} |d k sj|d k �r�|d k rzt d���j||f|tj||�d�I d H }|s�td��| d k r܈j| |tj||�d�I d H ��s�td��nd �| r�t|| �}g � | d k�rH|D ]D}z ��� |��I d H }W �qvW n tk �r@ Y �q Y nX �q n.tj� ��fdd �|D �| �d �I d H \}}}|d k�r d d � � D �� t � �dk�r�� d �nJt � d ��t �fdd �� D ���r҈ d �td� d� dd � � D �����n.|d k�rt d��|jtjk�r t d|�����j|||| | d�I d H \}}�j�rd|�d�}t�d|||||� ||fS )Nz+server_hostname is only meaningful with sslz:You must set server_hostname when using ssl without a host�1ssl_handshake_timeout is only meaningful with sslr �8host/port and sock can not be specified at the same time�r= r> r? r' r� �!getaddrinfo() returned empty listc 3 s | ]}t ��j� |��V qd S rB )� functools�partialrQ )rC r* )r � laddr_infosrf r r rE � s � �z2BaseEventLoop.create_connection.<locals>.<genexpr>r� c S s g | ]}|D ]}|�q qS r r )rC �subrW r r r r� � s z3BaseEventLoop.create_connection.<locals>.<listcomp>r c 3 s | ]}t |�� kV qd S rB �r �rC rW )�modelr r rE s zMultiple exceptions: {}r# c s s | ]}t |�V qd S rB r^ r_ r r r rE s z5host and port was not specified and no sock specified�"A Stream Socket was expected, got )r� r$ z %r connected to %s:%r: (%r, %r))r% �_ensure_resolvedr$ r1 r( rP rQ r Zstaggered_racer� r �allrF r$ r> � _create_connection_transportr� �get_extra_infor r )rf r� r; r< rR r= r? r' r* rS r� r� rT rU �infosr* rP rn r� r )r r\ r` rf r �create_connection� s� �� � � � � � � �� � �z BaseEventLoop.create_connectionc � s� |� d� |� }| �� }|rHt|t�r*d n|} | j||| ||||d�} n| �|||�} z|I d H W n | �� � Y nX | |fS )NF�r� r� r� )rI rd r �boolr� r� r� ) rf r* r� rR r� r� r� r� r� r� rn r r r rd % s* �z*BaseEventLoop._create_connection_transportc � s� |� � rtd��t|dtjj�}|tjjkr:td|����|tjjkr�z| �||||�I d H W S tj k r� } z |sx� W 5 d }~X Y nX |s�td|����| � ||||�I d H S )NzTransport is closingZ_sendfile_compatiblez(sendfile is not supported for transport zHfallback is disabled and native sendfile is not supported for transport ) ri rm r r Z _SendfileModeZ UNSUPPORTEDZ TRY_NATIVE�_sendfile_nativer r2 �_sendfile_fallback)rf rn r4 r5 r6 r/ rE rW r r r �sendfile? s4 � � � � �zBaseEventLoop.sendfilec � s t �d��d S )Nz!sendfile syscall is not supportedr8 )rf rg r4 r5 r6 r r r rj n s �z BaseEventLoop._sendfile_nativec � s� |r|� |� |r t|d�nd}t|�}d}t|�}z�|rXt|| |�}|dkrX|W �bS t|�d |� } | �d |j| �I d H } | s�|W �0S |� � I d H |� | d | � � || 7 }q6W 5 |dkr�t|d�r�|� || � |�� I d H X d S )Ni @ r r: ) r: r; r< r\ r# r{ r= r r> rk �write) rf rg r4 r5 r6 r? r@ rA r? rB rC r r r rk r s* z BaseEventLoop._sendfile_fallbackrh c � s� t d krtd��t|t j�s*td|����t|dd�sFtd|�d���| �� }tj| ||||||dd�}|� � |� |� | � |j |�} | � |j �} z|I d H W n. tk r� |�� | �� | �� � Y nX |jS )Nz"Python ssl module is not availablez@sslcontext is expected to be an instance of ssl.SSLContext, got Z_start_tls_compatibleFz transport z is not supported by start_tls())r� r� )rR rm r Z SSLContextr5 r rd r Z SSLProtocolra rb r ro ry � BaseExceptionr� rz Z_app_transport) rf rn r� r� r� r� r� r� Z ssl_protocolZ conmade_cbZ resume_cbr r r � start_tls� sB � � � zBaseEventLoop.start_tls)r= r? r' � reuse_address� reuse_port�allow_broadcastr* c � s� | d k r�| j tjkr"td| ����� s>�s>|s>|s>|s>|s>| r~t� �|||||| d�} d�dd� | �� D ��} td| � d���| �d� d } �n� s��s�|d kr�td ��||fd ff}�n�ttd ��r�|tj k�r�� �fD ] }|d k r�t |t �s�t d ��qڈ �rx� d dk�rxz"t �t� � �j��r.t�� � W nF tk �rF Y n2 tk �rv } zt�d� |� W 5 d }~X Y nX ||f� �fff}n�i }d � fd�ffD ]�\}}|d k �r�| j||tj||| d�I d H }|�s�td��|D ]:\}}}}}||f}||k�rd d g||< ||| |< �q�q�� �fdd�|�� D �}|�sHtd��g }|tk �rv|�rftd��ntjdtdd� |D ]�\\}}\}}d } d } zxtj|tj|d�} |�r�t| � | �r�| � tj tj d� | �d� � �r�| � |� ��r| �s| � | |�I d H |} W n^ tk �rJ } z | d k �r0| �!� |�"| � W 5 d } ~ X Y n& | d k �rb| �!� � Y nX �q|�qz|d �|� } | �#� } | �$| | | | �} | j%�r̈ �r�t�&d� �| | � nt�'d �| | � z| I d H W n | �!� � Y nX | | fS ) Nz A UDP Socket was expected, got )rS � remote_addrr= r? r' rp rq rr r# c s s$ | ] \}}|r|� d |� �V qdS )�=Nr )rC �k�vr r r rE � s z9BaseEventLoop.create_datagram_endpoint.<locals>.<genexpr>zKsocket modifier keyword arguments can not be used when sock is specified. (�)Fr zunexpected address family)NN�AF_UNIXzstring is expected)r � z2Unable to check or remove stale UNIX socket %r: %rr rX rY c s8 g | ]0\}}� r |d dks�r,|d dks||f�qS )r Nr r )rC �keyZ addr_pair�rS rs r r r� � s �z:BaseEventLoop.create_datagram_endpoint.<locals>.<listcomp>z can not get address informationz~Passing `reuse_address=True` is no longer supported, as the usage of SO_REUSEPORT in UDP poses a significant security concern.zdThe *reuse_address* parameter has been deprecated as of 3.5.10 and is scheduled for removal in 3.11.r )� stacklevelrG z@Datagram endpoint local_addr=%r remote_addr=%r created: (%r, %r)z2Datagram endpoint remote_addr=%r created: (%r, %r))(r> r$ r2 r% �dictr$ �itemsrI r# rx r r r5 �stat�S_ISSOCK�os�st_mode�remove�FileNotFoundErrorr( r �errorrb �_unsetr� r� r r+ r& r' Z SO_BROADCASTrJ rO r� r9 rd r� r� r& r ) rf r� rS rs r= r? r' rp rq rr r* ZoptsZproblemsZr_addrZaddr_pairs_inforO �errZ addr_infos�idxrf ZfamrP Zpror� rz r Z local_addressZremote_addressrW r� r� rn r r{ r �create_datagram_endpoint� s$ ������ � � �� � � �� � � � � �z&BaseEventLoop.create_datagram_endpointc � s\ |d d� \}}t |||||f|dd � �� } | d k r<| gS |j||||||d�I d H S d S )Nr r- )rA r% ) rf r� r= r> r? r' r� r; r< r& r r r rb L s �z BaseEventLoop._ensure_resolvedc � s8 | j ||f|tj|| d�I d H }|s4td|�d���|S )N)r= r> r' r� z getaddrinfo(z) returned empty list)rb r$ r1 r( )rf r; r< r= r' rf r r r �_create_server_getaddrinfoX s � z(BaseEventLoop._create_server_getaddrinfor ) r= r' r* r� rR rp rq r� r� c � s� t |t�rtd��| d k r*|d kr*td��|d k s<�d k �r"|d k rLtd��| d krhtjdkoftjdk} g } |dkr|d g}n$t |t�s�t |t j j �s�|g}n|}� ���fdd�|D �}t j |d �i�I d H }ttj�|��}d }�z |D �]}|\}}}}}zt�|||�}W n8 tjk �rH �j�r@tjd |||d d � Y q�Y nX | �|� | �rl|�tjtjd � | �rzt |� t �r�|tj k�r�t td��r�|�tj tj!d � z|�"|� W q� t#k �r� } z t#|j$d||j%�&� f �d �W 5 d }~X Y q�X q�d }W 5 |�s | D ]}|�� �qX n4|d k�r4td��|j'tj(k�rPtd|����|g} | D ]}|�)d � �qZt*�| |||| �}| �r�|�+� t j,d�d�I d H �j�r�t�-d|� |S )Nz*ssl argument must be an SSLContext or NonerV rW �posix�cygwinr. c s g | ]}�j |�� �d ��qS ))r= r' )r� )rC r; �r= r' r< rf r r r� � s � �z/BaseEventLoop.create_server.<locals>.<listcomp>r� Fz:create_server() failed to create socket.socket(%r, %r, %r)T��exc_info� IPPROTO_IPV6z0error while attempting to bind on address %r: %sz)Neither host/port nor sock were specifiedra r r� z %r is serving).r ri r5 r% r� r� r �platformr rF �abc�Iterabler r� �setrK rL rM r� r$ r� r� r �warningr9 r& r' Z SO_REUSEADDRr+ r8 r r# r� Z IPV6_V6ONLYrJ r( rM rK rL r> r1 rI r r� r� r& )rf r� r; r< r= r' r* r� rR rp rq r� r� r� ZhostsZfsrf Z completed�resr@ Zsocktyper? Z canonnameZsar� r� r r� r � create_server` s� �� �� � ���� �� � zBaseEventLoop.create_server)rR r� c � sv |j tjkrtd|����|d k r.|s.td��| j|||dd|d�I d H \}}| jrn|�d�}t�d|||� ||fS )Nra rV r. T)r� r� r$ z%r handled: (%r, %r)) r> r$ r1 r% rd r� re r r )rf r� r* rR r� rn r� r r r �connect_accepted_socket� s$ � � z%BaseEventLoop.connect_accepted_socketc � sd |� }| � � }| �|||�}z|I d H W n |�� � Y nX | jr\t�d|�� ||� ||fS )Nz Read pipe %r connected: (%r, %r))rd r� r� r� r r �fileno�rf r� r� r� r� rn r r r �connect_read_pipe� s �z BaseEventLoop.connect_read_pipec � sd |� }| � � }| �|||�}z|I d H W n |�� � Y nX | jr\t�d|�� ||� ||fS )Nz!Write pipe %r connected: (%r, %r))rd r� r� r� r r r� r� r r r �connect_write_pipe s �z BaseEventLoop.connect_write_pipec C s� |g}|d k r"|� dt|�� �� |d k rJ|tjkrJ|� dt|�� �� n8|d k rf|� dt|�� �� |d k r�|� dt|�� �� t�d�|�� d S )Nzstdin=zstdout=stderr=zstdout=zstderr=� )r9 r! r r r r r$ )rf r( r� r� r� r& r r r �_log_subprocess s z BaseEventLoop._log_subprocess) r� r� r� �universal_newlinesr� r� �encoding�errors�textc � s� t |ttf�std��|r"td��|s.td��|dkr>td��| rJtd��| d k rZtd��| d k rjtd��|� } d }| jr�d | }| �||||� | j| |d ||||f| �I d H }| jr�|d k r�t�d ||� || fS ) Nzcmd must be a string� universal_newlines must be Falsezshell must be Truer �bufsize must be 0�text must be False�encoding must be None�errors must be Nonezrun shell command %rT�%s: %r) r r3 r r% r� r� r� r r& )rf r� �cmdr� r� r� r� r� r� r� r� r� r� r� � debug_logrn r r r �subprocess_shell sB �� z BaseEventLoop.subprocess_shellc � s� |r t d��|rt d��|dkr(t d��| r4t d��| d k rDt d��| d k rTt d��|f| }|� }d }| jr�d|��}| �||||� | j||d ||||f| �I d H }| jr�|d k r�t�d ||� ||fS ) Nr� zshell must be Falser r� r� r� r� zexecute program Fr� )r% r� r� r� r r& )rf r� Zprogramr� r� r� r� r� r� r� r� r� r� r� Z popen_argsr� r� rn r r r �subprocess_execC s@ �� z BaseEventLoop.subprocess_execc C s | j S rB )r� rq r r r �get_exception_handlere s z#BaseEventLoop.get_exception_handlerc C s( |d k r t |�s td|����|| _d S )Nz+A callable object or None is expected, got )r� r5 r� )rf Zhandlerr r r �set_exception_handlerj s z#BaseEventLoop.set_exception_handlerc C s |� d�}|sd}|� d�}|d k r6t|�||jf}nd}d|kr`| jd k r`| jjr`| jj|d< |g}t|�D ]�}|dkr|qn|| }|dkr�d�t�|��}d }||� � 7 }n2|dkr�d�t�|��}d }||� � 7 }nt |�}|� |� d |� �� qnt j d �|�|d � d S )Nr� z!Unhandled exception in event looprR FZsource_tracebackZhandle_traceback> r� rR r. z+Object created at (most recent call last): z+Handle created at (most recent call last): rH � r� )�getr> � __traceback__r� r� �sortedr$ � traceback� format_list�rstripr r9 r r� ) rf r r� rR r� Z log_linesrz �value�tbr r r �default_exception_handler{ s< ��� z'BaseEventLoop.default_exception_handlerc C s� | j d krVz| �|� W q� ttfk r2 � Y q� tk rR tjddd� Y q�X n�z| � | |� W n� ttfk r� � Y nt tk r� } zVz| �d||d�� W n: ttfk r� � Y n" tk r� tjddd� Y nX W 5 d }~X Y nX d S )Nz&Exception in default exception handlerTr� z$Unhandled error in exception handler)r� rR r zeException in default exception handler while handling an unexpected error in custom exception handler)r� r� rS rT rn r r� )rf r rW r r r r� � s4 �� �z$BaseEventLoop.call_exception_handlerc C s |j r d S | j�|� d S rB )� _cancelledr� r9 �rf r r r r � _add_callback� s zBaseEventLoop._add_callbackc C s | � |� | �� d S rB )r� r� r� r r r �_add_callback_signalsafe� s z&BaseEventLoop._add_callback_signalsafec C s |j r| jd7 _d S rZ )r� r� r� r r r �_timer_handle_cancelled� s z%BaseEventLoop._timer_handle_cancelledc C s� t | j�}|tkr`| j| tkr`g }| jD ] }|jr<d|_q*|�|� q*t�|� || _d| _n4| jr�| jd jr�| jd8 _t� | j�}d|_q`d }| j s�| j r�d}n*| jr�| jd j }t td|| �� �t�}| j�|�}| �|� | �� | j }| j�r:| jd }|j |k�r�q:t� | j�}d|_| j �|� q�t | j �}t|�D ]|} | j �� }|j�rf�qL| j�r�zD|| _| �� } |�� | �� | } | | jk�r�t� dt |�| � W 5 d | _X n|�� �qLd }d S )NFr r z Executing %s took %.3f seconds) r� r� � _MIN_SCHEDULED_TIMER_HANDLESr� �%_MIN_CANCELLED_TIMER_HANDLES_FRACTIONr� r9 r �heapify�heappopr� r� Z_whenr; �maxr� �MAXIMUM_SELECT_TIMEOUTZ _selectorZselectr� r� �range�popleftr� r� Z_runr� r r� r ) rf Z sched_countZ new_scheduledr Ztimeoutr r� Zend_timeZntodo�ir) r+ r r r r � sj �� � zBaseEventLoop._run_oncec C sH t |�t | j�krd S |r2t�� | _t�tj� n t�| j� || _d S rB )ri r� r �#get_coroutine_origin_tracking_depthr� �#set_coroutine_origin_tracking_depthr ZDEBUG_STACK_DEPTH�rf Zenabledr r r r� F s ���z,BaseEventLoop._set_coroutine_origin_trackingc C s | j S rB )r� rq r r r r� U s zBaseEventLoop.get_debugc C s || _ | �� r | �| j|� d S rB )r� r� r� r� r� r r r r� X s zBaseEventLoop.set_debug)N)N)NNN)NN)NN)N)r )r N)N)NN)FN)r N)NN)NN)Sr| r} r~ rh r� rd r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r r rU r� r� r� r� r r� r� r r r r r r r� r r! r, r% r. r7 r1 r3 r0 rQ rg rd rl rj rk ro r� r� r$ r1 rb r� r6 Z AI_PASSIVEr� r� r� r� r� r r r� r� r� r� r� r� r� r� r� r r� r� r� r r r r r � sF � � � � � � � & � � % � � � � /� / � � � �� w� � % � "29Nr )r r )r )6rF Zcollections.abcZconcurrent.futuresr rZ r rK r� r$ r r r r� r� r r� r� rR � ImportErrorr. r r r r r r r r r r r �logr �__all__r� r� r# r8 r� �objectr� r r! r+ rA rP rX r[ ZProtocolr\ ZAbstractServerr ZAbstractEventLoopr r r r r �<module> sb ; Do