#!/usr/bin/env python
# Copyright 2015 Red Hat, Inc.
#
# 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
#
# Refer to the README and COPYING files for full details of the license
#
from functools import partial
import traceback

from vdsm import supervdsm

import hooking

import ovs_utils

log = partial(ovs_utils.log, tag='ovs_after_network_setup_fail: ')


def main():
    setup_nets_config = hooking.read_json()

    in_rollback = setup_nets_config['request']['options'].get('_inRollback')

    if in_rollback:
        log('Configuration failed with _inRollback=True.')
    else:
        log('Configuration failed. At this point, non-OVS rollback should be '
            'done. Executing OVS rollback.')
        supervdsm.getProxy().setupNetworks(
            {}, {}, {'connectivityCheck': False, '_inRollback': True,
                     '_inOVSRollback': True})


if __name__ == '__main__':
    try:
        main()
    except:
        hooking.exit_hook(traceback.format_exc())
