#!/usr/bin/env python

"""The XML-RPC Bcfg2 server."""

import os
import sys
import logging
import Bcfg2.Logger
import Bcfg2.Options
from Bcfg2.Server.Core import CoreInitError

LOGGER = logging.getLogger('bcfg2-server')

def main():
    optinfo = dict()
    optinfo.update(Bcfg2.Options.CLI_COMMON_OPTIONS)
    optinfo.update(Bcfg2.Options.SERVER_COMMON_OPTIONS)
    optinfo.update(Bcfg2.Options.DAEMON_COMMON_OPTIONS)
    setup = Bcfg2.Options.OptionParser(optinfo)
    setup.parse(sys.argv[1:])
    # check whether the specified bcfg2.conf exists
    if not os.path.exists(setup['configfile']):
        print("Could not read %s" % setup['configfile'])
        sys.exit(1)
    
    if setup['backend'] not in ['best', 'cherrypy', 'builtin']:
        print("Unknown server backend %s, using 'best'" % setup['backend'])
        setup['backend'] = 'best'
    if setup['backend'] == 'cherrypy':
        try:
            from Bcfg2.Server.CherryPyCore import Core
        except ImportError:
            err = sys.exc_info()[1]
            print("Unable to import CherryPy server core: %s" % err)
            raise
    elif setup['backend'] == 'builtin' or setup['backend'] == 'best':
        from Bcfg2.Server.BuiltinCore import Core

    try:
        core = Core(setup)
        core.run()
    except CoreInitError:
        msg = sys.exc_info()[1]
        LOGGER.error(msg)
        sys.exit(1)
    except KeyboardInterrupt:
        sys.exit(1)
    sys.exit(0)


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