File: //home/arjun/projects/env/lib/python3.10/site-packages/gunicorn/__pycache__/pidfile.cpython-310.pyc
o
%we? � @ s, d dl Z d dlZd dlZG dd� de�ZdS )� Nc @ s8 e Zd ZdZdd� Zdd� Zdd� Zdd � Zd
d � Zd S )
�Pidfilez� Manage a PID file. If a specific name is provided
it and '"%s.oldpid" % name' will be used. Otherwise
we create a temp file using os.mkstemp.
c C s || _ d | _d S �N)�fname�pid)�selfr � r �I/home/arjun/projects/env/lib/python3.10/site-packages/gunicorn/pidfile.py�__init__ s
zPidfile.__init__c C s� | � � }|r|t�� krd S d}t||| jf ��|| _tj�| j�}|r1tj�|�s1td| ��t j
|d�\}}t� |d| j � d�� | jrPt�
|| j� n|| _t�|� t�| jd� d S )Nz5Already running on PID %s (or pid file '%s' is stale)z'%s doesn't exist. Can't create pidfile.)�dirz%s
zutf-8i� )�validate�os�getpid� RuntimeErrorr r �path�dirname�isdir�tempfile�mkstemp�write�encode�rename�close�chmod)r r �oldpid�msg�fdir�fdr r r r �create s"
zPidfile.createc C s | � � || _| �| j� d S r )�unlinkr r r )r r r r r r / s zPidfile.renamec C st z/t | jd��}t|�� pd�}W d � n1 sw Y || jkr-t�| j� W dS W dS ty9 Y dS w )z delete pidfile�rr N)�openr �int�readr r r � Exception)r �f�pid1r r r r 4 s �
� �zPidfile.unlinkc C s6 | j sdS zyt| j d��h}zt|�� �}W n ty& Y W d � W dS w zt�|d� |W W d � W S tys } z/|jd t j
krX|W Y d}~W d � W S |jd t j krnW Y d}~W d � W dS � d}~ww 1 sww Y W dS t y� } z|jd t j
kr�W Y d}~dS � d}~ww )z- Validate pidfile and make it stale if neededNr r )r r r! r" �
ValueErrorr �kill�OSError�args�errno�EPERM�ESRCH�IOError�ENOENT)r r$ �wpid�er r r r ? s> � � �
������zPidfile.validateN) �__name__�
__module__� __qualname__�__doc__r r r r r r r r r r s r )r* r r �objectr r r r r �<module> s