#!/usr/bin/env python
"""Bcfg2 Client"""

import sys
import signal
from Bcfg2.Client.Client import Client
from Bcfg2.Options import load_option_parser, CLIENT_COMMON_OPTIONS


def cb_sigint_handler(signum, frame):
    """ Exit upon CTRL-C. """
    raise SystemExit(1)


def main():
    setup = load_option_parser(CLIENT_COMMON_OPTIONS)
    setup.parse(sys.argv[1:])

    if setup['args']:
        print("Bcfg2 takes no arguments, only options")
        print(setup.buildHelpMessage())
        raise SystemExit(1)

    signal.signal(signal.SIGINT, cb_sigint_handler)
    return Client().run()

if __name__ == '__main__':
    sys.exit(main())