#!/usr/bin/env python
# Copyright 2013 IBM Corp.

import os
import sys

# NOTE(mikal): All of this is because if dnspython is present in your
# environment then eventlet monkeypatches socket.getaddrinfo() with an
# implementation which doesn't work for IPv6. What we're checking here is
# that the magic environment variable was set when the import happened.
if ('eventlet' in sys.modules and
        os.environ.get('EVENTLET_NO_GREENDNS', '').lower() != 'yes'):
    raise ImportError('eventlet imported before neutron agent '
                      '(env var set to %s)'
                      % os.environ.get('EVENTLET_NO_GREENDNS'))

os.environ['EVENTLET_NO_GREENDNS'] = 'yes'

import eventlet
eventlet.patcher.monkey_patch(os=False, thread=False)

# If ../powervc/__init__.py exists, add ../ to Python search path, so that
# it will override what happens to be installed in /usr/(local/)lib/python.
POSSIBLE_TOPDIR = os.path.normpath(os.path.join(
                                   os.path.abspath(sys.argv[0]),
                                   os.pardir,
                                   os.pardir))

if os.path.exists(os.path.join(POSSIBLE_TOPDIR, 'powervc', '__init__.py')):
    sys.path.insert(0, POSSIBLE_TOPDIR)

# TODO RYKAL
# This should go in the base __init__ folder I think
from neutron.openstack.common import gettextutils
gettextutils.install('neutron')

# NOTE: Import powervc driver common config at the very beginning to parse
# AMQP.
from powervc.common import config

from neutron.common import config as logging_config

config.parse_power_config(sys.argv, 'powervc-neutron')
logging_config.setup_logging()

from powervc.neutron.agent.neutron_powervc_agent import main

main()