void-service-control/vsc.py

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2023-08-28 07:19:27 +00:00
#!/usr/bin/python3
# -*- coding: utf-8 -*-
# Modules
import os
import subprocess
import sys
# Vars
allsv_path = '/etc/sv/'
enabledsv_path = '/var/service/'
allsv = os.listdir(allsv_path)
enabledsv = os.listdir(enabledsv_path)
# Functions
## Help
def helpmsg():
msg = '''
Usage:
---
vsc {e/enable/on/up} <service_name> - Run service and add it to autostart
vsc {d/disable/off/down <service_name> - Stop service and remove it from autostart
---'''
return msg
## Access
def su():
user = subprocess.run('whoami', shell=True, stdout=subprocess.PIPE, stderr=subprocess.PIPE, text=True)
if user.stdout[:-1] == 'root':
return args()
else:
return 'Access denied'
## Service
def exec(option, service):
if option == 'on':
if service in enabledsv:
return 'Service alredy enabled'
if service in allsv:
subprocess.run(f'ln -s {allsv_path}{service} {enabledsv_path}', shell=True)
return f'Service {service} successfully enabled'
if not(service in allsv):
return f"Service {service} doesn't exist"
if option == 'off':
if not(service in allsv):
return f"Service {service} doesn't exist"
if not(service in enabledsv):
return f'Service {service} has already been disabled'
if service in enabledsv:
subprocess.run(f'rm {enabledsv_path}{service}', shell=True)
return f'Service {service} successfully disabled'
# Get argv
def getargs():
global service
global option
option = sys.argv[1]
service = sys.argv[2]
return options(option)
# Args
def args():
if len(sys.orig_argv[1:]) == 2:
if sys.orig_argv[2] == '--help':
return helpmsg()
elif len(sys.orig_argv[1:]) == 3:
return getargs()
else:
return 'Invalid usage, see --help'
def options(option):
options = {
'on': ['enable','e','on','up'],
'off': ['disable','d','off','down']
}
for i in options.keys():
if option in options.get(i):
return exec(i,service)
return f'Invalid option: {option}, see --help'
print(su())