vpnmanager/manager/apps.py

from django.apps import AppConfig

import glob
import os

class ManagerConfig(AppConfig):
    name = 'manager'
    verbose_name = 'VPN360 Management'

    def ready(self):
        from .logger import logger

        for device in glob.glob("/opt/vpnmanager/imagebuilder/*"):
            try:
                os.remove(device + "/.kumilock")
            except:
                pass