152 lines
4.1 KiB
Python
152 lines
4.1 KiB
Python
# -*- coding: utf-8 -*-
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from enum import Enum
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from os import listdir as ls
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from subprocess import run as execute
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from subprocess import PIPE
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from sys import argv
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from VoidServiceControl.env import *
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class Help(Exception):
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def __str__(self) -> str:
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"""
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Returns the program usage help
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:return: Program usage help
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"""
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return ("Usage:\n---\nvsc {e/enable/on/up} <service_name> - Run service and add it to autostart\nvsc {"
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"d/disable/off/down <service_name> - Stop service and remove it from autostart")
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def Su() -> None:
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"""
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Checks if the user has administrator rights
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"""
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user = execute('whoami', shell=True, text=True, stdout=PIPE).stdout[:-1]
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if user != 'root':
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raise PermissionError("Error: Access denied")
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# Types of service actions
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class Action(Enum):
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ENABLE = ["enable", "e", "on", "up"]
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DISABLE = ["disable", "d", "off", "down"]
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# Types of run arguments
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class Arg(Enum):
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HELP = ["--help", "-h", "help"]
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@classmethod
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def all(cls) -> list[str]:
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"""
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Returns all types of run arguments
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:return: All types of run arguments list
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"""
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return cls.HELP.value + cls.__action()
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@classmethod
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def __action(cls) -> list[str]:
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"""
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Returns all types of service actions
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:return: All types of service actions list
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"""
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actions = list(map(lambda action: action.value, Action))
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out = []
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for lst in actions:
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out.extend(lst)
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return out
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class Args(object):
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def __init__(self) -> None:
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self.__arguments = argv[1:]
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self.__check()
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def __check(self) -> None:
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"""
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Checks the arguments
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"""
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if len(self.__arguments) != 2 and self.__arguments[0] not in Arg.HELP.value:
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raise TypeError("Error: Bad Usage")
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if self.__arguments[0] in Arg.HELP.value:
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raise Help()
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if self.__arguments[0] not in Arg.all():
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raise TypeError("Error: Invalid args")
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def __action(self) -> Action:
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"""
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Returns the action to the service
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:return: Service action
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"""
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actions = list(Action)
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for action in actions:
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if self.__arguments[0] in action.value:
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return action
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def __iter__(self):
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yield self.__action()
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yield self.__arguments[1]
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class Service(object):
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__enabled = False
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def __init__(self, name: str) -> None:
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self.__name = name
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self.__check()
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def __check(self) -> None:
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"""
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Checks if the service exists and is enabled
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"""
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all_services = ls(SV_PATH)
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enabled_services = ls(ENABLED_PATH)
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if self.__name not in all_services:
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raise ValueError(f"Error: Service {self.__name} doesn't exists")
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if self.__name in enabled_services:
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self.__enabled = True
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def getname(self) -> str:
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"""
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Returns the service name
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:return: Service name
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"""
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return self.__name
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def enable(self) -> None:
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"""
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Enable the service
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"""
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if self.__enabled:
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raise ValueError(f"Error: Service {self.__name} already enabled")
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execute(f'ln -s {SV_PATH}/{self.__name} {ENABLED_PATH}/', shell=True)
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def disable(self):
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"""
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Disable the service
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"""
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if not self.__enabled:
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raise ValueError(f"Error: Service {self.__name} already disabled")
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execute(f'rm {ENABLED_PATH}/{self.__name}', shell=True)
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class Interface(object):
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def __init__(self, service: str) -> None:
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self.service = Service(service)
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def action(self, action: Action) -> None:
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"""
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Performs an action on the service
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:param action: Action on the service
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"""
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match action:
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case Action.ENABLE:
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self.service.enable()
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print(f"Service '{self.service.getname()}' successfully enabled")
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case Action.DISABLE:
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self.service.disable()
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print(f"Service '{self.service.getname()}' successfully disabled")
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