#!/usr/bin/env python3

import argparse
import logging
import importlib

# For the exception
import decouple
import sys

COMMANDS = ['api', 'scheduler', 'host', 'filescanner', 'imagescanner', 'metadata']

if __name__ == "__main__":
    log = logging.getLogger("ucloud")

    arg_parser = argparse.ArgumentParser(prog='ucloud',
                                         description='Open Source Cloud Management Software')
    arg_parser.add_argument('component', choices=COMMANDS)
    arg_parser.add_argument('component_args', nargs='*')
    args = arg_parser.parse_args()

    try:
        name = args.component

        mod = importlib.import_module("ucloud.{}.main".format(name))
        main = getattr(mod, "main")
        main()

    except decouple.UndefinedValueError as e:
        print(e)
        sys.exit(1)

    except Exception as e:
        logging.exception(e)
        print(e)