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opt / cloudlinux / venv / lib / python3.11 / site-packages / clcommon /

ðŸ“ ..
ðŸ“„ __init__.py(1.37 KB)
ðŸ“ __pycache__
ðŸ“„ clcagefs.py(10.99 KB)
ðŸ“„ clcaptain.py(1.96 KB)
ðŸ“„ clconfig.py(1.68 KB)
ðŸ“„ clconfpars.py(12.09 KB)
ðŸ“„ clcustomscript.py(1.16 KB)
ðŸ“„ cldebug.py(905 B)
ðŸ“„ clemail.py(1.65 KB)
ðŸ“„ clexception.py(1.14 KB)
ðŸ“„ clfunc.py(6.47 KB)
ðŸ“„ clhook.py(3.86 KB)
ðŸ“„ cllog.py(1.45 KB)
ðŸ“„ cloutput.py(471 B)
ðŸ“„ clproc.py(4.05 KB)
ðŸ“„ clpwd.py(7.74 KB)
ðŸ“„ clquota.py(1.27 KB)
ðŸ“„ clsec.py(657 B)
ðŸ“„ clwpos_lib.py(16.6 KB)
ðŸ“„ const.py(277 B)
ðŸ“ cpapi
ðŸ“„ evr_utils.py(3.55 KB)
ðŸ“„ features.py(4.96 KB)
ðŸ“„ group_info_reader.py(5.29 KB)
ðŸ“ lib
ðŸ“„ lock.py(1.02 KB)
ðŸ“„ mail_helper.py(4.45 KB)
ðŸ“„ mysql_lib.py(5.84 KB)
ðŸ“„ php_conf_reader.py(9.77 KB)
ðŸ“ public_hooks
ðŸ“„ sysctl.py(7.61 KB)
ðŸ“„ ui_config.py(3.12 KB)
ðŸ“„ utils.py(33.13 KB)
ðŸ“„ utils_cmd.py(2.71 KB)

Editing: lock.py

#!/usr/bin/python
# coding=utf-8
#
# Copyright © Cloud Linux GmbH & Cloud Linux Software, Inc 2010-2019 All Rights Reserved
#
# Licensed under CLOUD LINUX LICENSE AGREEMENT
# http://cloudlinux.com/docs/LICENSE.TXT

# pylint: disable=consider-using-with
# pylint: disable=unspecified-encoding

import contextlib
import fcntl
import os

def setup_lock(lockfile_path):
    lock_file_dir = os.path.dirname(lockfile_path)
    if lock_file_dir and not os.path.exists(lock_file_dir):
        os.makedirs(lock_file_dir)

fd = open(lockfile_path, 'a+')

# waiting till lock is acquired
    fcntl.flock(fd, fcntl.LOCK_EX)

fd.seek(0, 0)
    fd.truncate()
    fd.write(str(os.getpid()))
    fd.flush()

return fd

def release_lock(fd):
    fcntl.flock(fd.fileno(), fcntl.LOCK_UN)
    fd.close()

@contextlib.contextmanager
def acquire_lock(lockfile_path):
    """
    Usage:
    with acquire_lock():
       ... do something ...
    """
    fd = setup_lock(lockfile_path)
    try:
        yield
    finally:
        release_lock(fd)

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Editing: lock.py

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