#!/usr/bin/env python3

# Postgres Listener, writes out flatfiles when SQL NOTIFYs are triggered
# Copyright (C) 2005 Rob Bradford <rob@robster.org.uk>
# Copyright (C) 2007-8 Robert McQueen <robert.mcqueen@bluelinux.co.uk>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# 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.

from __future__ import print_function

import sys

from pglistener import config, daemon

PIDFILE = '/run/pglistener/pglistener.pid'


def main(argv):
    config_files = argv[1:]

    try:
        listeners = list(config.read_configs(config_files))
    except RuntimeError:
        print("pglistener: couldn't read configuration file", file=sys.stderr)
        return 1

    daemon.daemonize(PIDFILE)
    daemon.run(listeners)
    return 0


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