1#! /usr/bin/env python3
2#
3# Copyright (C) 2018 Garmin Ltd.
4#
5# SPDX-License-Identifier: GPL-2.0-only
6#
7
8import os
9import sys
10import logging
11import argparse
12import sqlite3
13
14sys.path.insert(0, os.path.join(os.path.dirname(os.path.dirname(__file__)), 'lib'))
15
16import hashserv
17
18VERSION = "1.0.0"
19
20DEFAULT_BIND = 'unix://./hashserve.sock'
21
22
23def main():
24    parser = argparse.ArgumentParser(description='Hash Equivalence Reference Server. Version=%s' % VERSION,
25                                     epilog='''The bind address is the path to a unix domain socket if it is
26                                               prefixed with "unix://". Otherwise, it is an IP address
27                                               and port in form ADDRESS:PORT. To bind to all addresses, leave
28                                               the ADDRESS empty, e.g. "--bind :8686". To bind to a specific
29                                               IPv6 address, enclose the address in "[]", e.g.
30                                               "--bind [::1]:8686"'''
31                                     )
32
33    parser.add_argument('-b', '--bind', default=DEFAULT_BIND, help='Bind address (default "%(default)s")')
34    parser.add_argument('-d', '--database', default='./hashserv.db', help='Database file (default "%(default)s")')
35    parser.add_argument('-l', '--log', default='WARNING', help='Set logging level')
36    parser.add_argument('-u', '--upstream', help='Upstream hashserv to pull hashes from')
37    parser.add_argument('-r', '--read-only', action='store_true', help='Disallow write operations from clients')
38
39    args = parser.parse_args()
40
41    logger = logging.getLogger('hashserv')
42
43    level = getattr(logging, args.log.upper(), None)
44    if not isinstance(level, int):
45        raise ValueError('Invalid log level: %s' % args.log)
46
47    logger.setLevel(level)
48    console = logging.StreamHandler()
49    console.setLevel(level)
50    logger.addHandler(console)
51
52    server = hashserv.create_server(args.bind, args.database, upstream=args.upstream, read_only=args.read_only)
53    server.serve_forever()
54    return 0
55
56
57if __name__ == '__main__':
58    try:
59        ret = main()
60    except Exception:
61        ret = 1
62        import traceback
63        traceback.print_exc()
64    sys.exit(ret)
65