gistfile1.py

#!/usr/bin/env python
# -*- coding: UTF-8 -*-

from amsutils import common, confighelpers
from amsutils.common import shell
from amsutils.confighelpers import get_meta_config

lines = [
# take the bridge down
"ifconfig afik_br down",
"brctl delbr afik_br",

# recreate bridge
"brctl addbr afik_br",
"brctl addif afik_br eth0",
"brctl addif afik_tap",

# bring up interfaces
"ifconfig afik_br up",
"ifconfig eth0 up",
]

for iface in get_meta_config()['ams_ifaces']:
    lines.append("ip addr add %(address)s brd + dev %(name)s" % iface)
    if iface.get("gateway", None):
        lines.append("route add default gw %(gateway)s dev %(name)s" % iface)
        
lines.append("amslocal start")

map(shell, lines)