o
    f                     @   sP   d Z ddlZddlZddlZddlZG dd dZdd Zedkr&e  dS dS )a  pidproxy -- run command and proxy signals to it via its pidfile.

This executable runs a command and then monitors a pidfile.  When this
executable receives a signal, it sends the same signal to the pid
in the pidfile.

Usage: %s <pidfile name> <command> [<cmdarg1> ...]
    Nc                   @   s@   e Zd ZdZdd Zdd Zdd Zdd	 Zd
d Zdd Z	dS )PidProxyNc              	   C   sb   z|d |dd  | _ }tj|d | _|| _W d S  ttfy0   |   t	
d Y d S w )N      r   )pidfileospathabspathabscmdcmdargs
ValueError
IndexErrorusagesysexit)selfargsr
    r   F/var/www/html/venv/lib/python3.10/site-packages/supervisor/pidproxy.py__init__   s   zPidProxy.__init__c                 C   sb   |    ttj| j| j| _	 td zt	dtj
d }W n ty+   d }Y nw |r0d S q)Nr      r   )
setsignalsr   spawnvP_NOWAITr	   r
   pidtimesleepwaitpidWNOHANGOSError)r   r   r   r   r   go   s   
zPidProxy.goc                 C   s   t ttjd   d S )Nr   )print__doc__r   argvr   r   r   r   r   )   s   zPidProxy.usagec                 C   st   t  t j| j t  t j| j t  t j| j t  t j| j t  t j| j t  t j| j t  t j| j	 d S N)
signalSIGTERMpasstochildSIGHUPSIGINTSIGUSR1SIGUSR2SIGQUITSIGCHLDreapr$   r   r   r   r   ,   s   zPidProxy.setsignalsc                 C   s   d S r%   r   )r   sigframer   r   r   r/   5   s   zPidProxy.reapc                 C   s   z t | jd}t|  }W d    n1 sw   Y  W n   td| j  Y d S t|| |tj	tj
tjfv rEtd d S d S )NrzCan't read child pidfile %s!r   )openr   intreadstripr!   r   killr&   r'   r*   r-   r   r   )r   r0   r1   fr   r   r   r   r(   9   s   zPidProxy.passtochild)
__name__
__module____qualname__r   r   r    r   r   r/   r(   r   r   r   r   r      s    		r   c                  C   s   t tj} |   d S r%   )r   r   r#   r    )ppr   r   r   mainD   s   
r=   __main__)r"   r   r   r&   r   r   r=   r9   r   r   r   r   <module>   s   	3
