#! /usr/bin/env python3
#
# Copyright (C) 2018 Garmin Ltd.
#
# SPDX-License-Identifier: GPL-2.0-only
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
import os
import sys
import logging
import argparse
import sqlite3

sys.path.insert(0, os.path.join(os.path.dirname(os.path.dirname(__file__)),'lib'))

import hashserv

VERSION = "1.0.0"

DEFAULT_HOST = ''
DEFAULT_PORT = 8686

def main():
    parser = argparse.ArgumentParser(description='HTTP Equivalence Reference Server. Version=%s' % VERSION)
    parser.add_argument('--address', default=DEFAULT_HOST, help='Bind address (default "%(default)s")')
    parser.add_argument('--port', type=int, default=DEFAULT_PORT, help='Bind port (default %(default)d)')
    parser.add_argument('--prefix', default='', help='HTTP path prefix (default "%(default)s")')
    parser.add_argument('--database', default='./hashserv.db', help='Database file (default "%(default)s")')
    parser.add_argument('--log', default='WARNING', help='Set logging level')

    args = parser.parse_args()

    logger = logging.getLogger('hashserv')

    level = getattr(logging, args.log.upper(), None)
    if not isinstance(level, int):
        raise ValueError('Invalid log level: %s' % args.log)

    logger.setLevel(level)
    console = logging.StreamHandler()
    console.setLevel(level)
    logger.addHandler(console)

    db = sqlite3.connect(args.database)

    server = hashserv.create_server((args.address, args.port), db, args.prefix)
    server.serve_forever()
    return 0

if __name__ == '__main__':
    try:
        ret = main()
    except Exception:
        ret = 1
        import traceback
        traceback.print_exc()
    sys.exit(ret)