remail/remail_chkcfg

#!/usr/bin/env python3
# SPDX-License-Identifier: GPL-2.0-only
# Copyright Thomas Gleixner <tglx@linutronix.de>
#

from remail.utils import logger
from remail.version import __version__
from remail.remaild import remaild
from remail.maillist import maillist_checker

from argparse import ArgumentParser

import sys
import os

if __name__ == '__main__':
    parser = ArgumentParser(description='remail daemon')
    parser.add_argument('config', help='Config file')
    parser.add_argument('--enabled', '-e', dest='enabled', action='store_true',
                        help='Show alist of enabled accounts. Implies -lnq')
    parser.add_argument('--list', '-l', dest='islist', action='store_true',
                        help='List configuration check')
    parser.add_argument('--nokeys', '-n', dest='nokeys', action='store_true',
                        help='Do not check keys')
    parser.add_argument('--quiet', '-q', dest='quiet', action='store_true',
                        help='Quiet mode. Do not output the parsed config')
    parser.add_argument('--verbose', '-v', dest='verbose', action='store_true',
                        help='Verbose logging')
    parser.add_argument('--version', '-V', action='version',
                        version='%(prog)s {version}'.format(version=__version__))
    args = parser.parse_args()

    if args.enabled:
        args.islist = True
        args.quiet = True
        args.nokeys = True

    logger = logger(use_syslog=False, verbose=args.verbose)

    # Change into the directory in which the config file resides
    wdir = os.path.dirname(args.config)
    if len(wdir):
        os.chdir(wdir)
        args.config = os.path.basename(args.config)

    try:
        if not args.islist:
            rd = remaild(args.config, logger)
        else:
            rd = maillist_checker(args.config, logger)
    except Exception as ex:
        '''
        Exceptions which reach here are fatal
        '''
        logger.log_exception('', ex)
        sys.exit(11)

    try:
        if not args.quiet:
            rd.show_config()
        if not args.nokeys:
            rd.check_keys()
        if args.enabled:
            rd.show_enabled()
        res = 0
    except Exception as ex:
        '''
        Exceptions which reach here are fatal
        '''
        logger.log_exception('', ex)
        res = 12

    sys.exit(res)