shell bypass 403
o
�?Og9/ � @ s2 g d �Z ddlZddlZddlZddlZddlZddlmZ z
ej� e�
� �Z W n e y3 dZ Y nw dd� Z
dd� Zdd � Zd
d � ZG d d
� d
e�ZG dd� de�ZG dd� de�ZG dd� de�Zdae� ae�d�ae� a [i Z e ej � � �D ]\Z!Z"e!dd� dkr�de!vr�de!� �e e" < q{e� Z#dS ))� BaseProcess�current_process�active_children�parent_process� N)�WeakSetc C � t S )z@
Return process object representing the current process
)�_current_process� r r �>/opt/alt/python310/lib64/python3.10/multiprocessing/process.pyr % � r c C s t � tt�S )zN
Return list of process objects corresponding to live child processes
)�_cleanup�list� _childrenr r r r
r + s r c C r )z?
Return process object representing the parent process
)�_parent_processr r r r
r 3 r r c C s* t t�D ]} | j�� d urt�| � qd S �N)r
r �_popen�poll�discard)�pr r r
r = s
��r c @ s e Zd ZdZdd� Zddddi fdd�dd�Zd d
� Zd d � Zd
d� Zdd� Z dd� Z
d.dd�Z dd� Z dd� Z
edd� �Zejdd� �Zed d � �Zejd d � �Zed d � �Zejd!d � �Zed"d#� �Zed$d%� �ZeZed&d'� �Zd(d)� Zd.d*d+�Zed,d-� �ZdS )/r z�
Process objects represent activity that is run in a separate process
The class is analogous to `threading.Thread`
c C s t �r )�NotImplementedError��selfr r r
�_PopenM � zBaseProcess._PopenNr )�daemonc C s� |d u sJ d��t t�}tj|f | _tj�� | _t�� | _tj | _
d | _ d| _ || _
t|�| _t|�| _|pHt| �jd d�dd� | jD �� | _|d urQ|| _t�| � d S )Nz#group argument must be None for nowF�-�:c s s � | ]}t |�V qd S r )�str)�.0�ir r r
� <genexpr>^ s � z'BaseProcess.__init__.<locals>.<genexpr>)�next�_process_counterr � _identity�_config�copy�os�getpid� _parent_pid�name� _parent_namer �_closed�_target�tuple�_args�dict�_kwargs�type�__name__�join�_namer � _dangling�add)r �group�targetr) �args�kwargsr �countr r r
�__init__P s"
�zBaseProcess.__init__c C s | j rtd��d S )Nzprocess object is closed)r+ �
ValueErrorr r r r
�
_check_closedc s �zBaseProcess._check_closedc C s" | j r| j | ji | j�� dS dS )zQ
Method to be run in sub-process; can be overridden in sub-class
N)r, r. r0 r r r r
�rung s �zBaseProcess.runc C sz | � � | jdu s
J d��| jt�� ksJ d��tj�d�r"J d��t� | � | �| _| jj
| _ | ` | `
| `t�| � dS )z%
Start child process
Nz cannot start a process twicez:can only start a process object created by current processr z3daemonic processes are not allowed to have children)r> r r( r& r' r r$ �getr r �sentinel� _sentinelr, r. r0 r r6 r r r r
�startn s ��
zBaseProcess.startc C � | � � | j�� dS )zT
Terminate process; sends SIGTERM signal or uses TerminateProcess()
N)r> r � terminater r r r
rE � � zBaseProcess.terminatec C rD )zT
Terminate process; sends SIGKILL signal or uses TerminateProcess()
N)r> r �killr r r r
rG � rF zBaseProcess.killc C sV | � � | jt�� ksJ d��| jdusJ d��| j�|�}|dur)t�| � dS dS )z5
Wait until child process terminates
z can only join a child processNz can only join a started process)r> r( r& r' r �waitr r )r �timeout�resr r r
r3 � s �zBaseProcess.joinc C s\ | � � | tu r
dS | jt�� ksJ d��| jdu r dS | j�� }|du r'dS t�| � dS )z1
Return whether process is alive
Tz can only test a child processNF) r> r r( r& r' r r r r )r �
returncoder r r
�is_alive� s
zBaseProcess.is_alivec C sH | j dur | j �� du rtd��| j �� d| _ | `t�| � d| _dS )z�
Close the Process object.
This method releases resources held by the Process object. It is
an error to call this method if the child process is still running.
Nz^Cannot close a process while it is still running. You should first call join() or terminate().T)r r r= �closerB r r r+ r r r r
rM � s
zBaseProcess.closec C � | j S r )r4 r r r r
r) � � zBaseProcess.namec C s t |t�s J d��|| _d S )Nzname must be a string)�
isinstancer r4 )r r) r r r
r) � s
c C s | j �dd�S )z4
Return whether process is a daemon
r F)r$ r@ r r r r
r � s zBaseProcess.daemonc C s | j du s J d��|| jd< dS )z1
Set whether process is a daemon
Nzprocess has already startedr )r r$ )r Zdaemonicr r r
r � s c C s
| j d S )N�authkey)r$ r r r r
rQ � s
zBaseProcess.authkeyc C s t |�| jd< dS )z2
Set authorization key of process
rQ N)�AuthenticationStringr$ )r rQ r r r
rQ � s c C s" | � � | jdu r | jS | j�� S )zM
Return exit code of process or `None` if it has yet to stop
N)r> r r r r r r
�exitcode� s
zBaseProcess.exitcodec C s& | � � | tu r t�� S | jo| jjS )zU
Return identifier (PID) of process or `None` if it has yet to start
)r> r r& r' r �pidr r r r
�ident� s zBaseProcess.identc C s* | � � z| jW S ty td�d�w )z{
Return a file descriptor (Unix) or handle (Windows) suitable for
waiting for process termination.
zprocess not startedN)r> rB �AttributeErrorr= r r r r
rA � s
�zBaseProcess.sentinelc C s� d }| t u r d}n&| jrd}n | jt�� krd}n| jd u r!d}n| j�� }|d ur-d}nd}t| �jd| j g}| jd urG|�
d| jj � |�
d| j � |�
|� |d uret �
||�}|�
d | � | jrm|�
d
� d d �|� S )
NZstarted�closed�unknown�initialZstoppedzname=%rzpid=%sz parent=%sz exitcode=%sr z<%s>� )r r+ r( r& r' r r r1 r2 r4 �appendrT �_exitcode_to_namer@ r r3 )r rS Zstatus�infor r r
�__repr__ s0
zBaseProcess.__repr__c
C s� ddl m}m} z�zO| jd ur|�| j� t�d�at� a |�
� t }| a t | j
| j|�atjr6t�� �� z| �� W ~n~w |�d� z | �� d}W |�� n|�� w W nY ty� } z%|jd u rhd}nt|jt�rr|j}n
t j � t |j�d � d}W Y d }~n?d }~w d}dd l }t j � d| j! � |�"� Y W t�#� |�d| � |�$� |S W t�#� |�d| � |�$� |S W t�#� |�d| � |�$� |S t�#� |�d| � |�$� w )N� )�util�contextz child process calling self.run()r �
z Process %s:
z process exiting with exitcode %d)%� r` ra Z
_start_methodZ_force_start_method� itertoolsr; r" �setr Z _close_stdinr �_ParentProcessr* r( r � threadingZ_HAVE_THREAD_NATIVE_IDZ main_threadZ_set_native_id� _after_forkr] r? Z_exit_function�
SystemExit�coderP �int�sys�stderr�writer � tracebackr) � print_excZ _shutdownZ_flush_std_streams)r Zparent_sentinelr` ra Z old_processrS �ero r r r
�
_bootstrap" sh
�
� ����
zBaseProcess._bootstrapc C s" ddl m} | j�� | �� d S )Nr_ �r` )rc r` Z_finalizer_registry�clearZ_run_after_forkersrs r r r
rh R s
zBaseProcess._after_forkr )r2 �
__module__� __qualname__�__doc__r r< r> r? rC rE rG r3 rL rM �propertyr) �setterr rQ rS rU rT rA r^ rr � staticmethodrh r r r r
r G sJ �
0r c @ s e Zd Zdd� ZdS )rR c C s, ddl m} |� d u rtd��tt| �ffS )Nr_ )�get_spawning_popenzJPickling an AuthenticationString object is disallowed for security reasons)ra r{ � TypeErrorrR �bytes)r r{ r r r
�
__reduce__^ s
�z AuthenticationString.__reduce__N)r2 ru rv r~ r r r r
rR ] s rR c @ s6 e Zd Zdd� Zdd� Zedd� �Zd
dd �ZeZdS ) rf c C s4 d| _ || _|| _d | _d | _d| _|| _i | _d S )Nr F)r# r4 �_pidr( r r+ rB r$ )r r) rT rA r r r
r< n s
z_ParentProcess.__init__c C s ddl m} || jgdd� S )Nr �rH �rI �Zmultiprocessing.connectionrH rB )r rH r r r
rL x s z_ParentProcess.is_alivec C rN r )r r r r r
rU | rO z_ParentProcess.identNc C s ddl m} || jg|d� dS )z6
Wait until parent process terminates
r r� r� Nr� )r rI rH r r r
r3 � s z_ParentProcess.joinr ) r2 ru rv r< rL rx rU r3 rT r r r r
rf l s
rf c @ s e Zd Zdd� Zdd� ZdS )� _MainProcessc C s8 d| _ d| _d | _d | _d| _tt�d��dd�| _d S )Nr Z MainProcessF� z/mp)rQ Z semprefix) r# r4 r( r r+ rR r& �urandomr$ r r r r
r< � s �z_MainProcess.__init__c C s d S r r r r r r
rM � r z_MainProcess.closeN)r2 ru rv r< rM r r r r
r� � s r� r_ � ZSIG�_r )$�__all__r& rl �signalrd rg Z _weakrefsetr �path�abspath�getcwdZ ORIGINAL_DIR�OSErrorr r r r �objectr r} rR rf r� r r r; r" re r r\ r
�__dict__�itemsr) Zsignumr5 r r r r
�<module> sB �
!
�