diskimage-builder/elements/ramdisk/init.d/02-start-network

echo "starting network $BOOT_MAC_ADDRESS"
t=0
while ! BOOT_INTERFACE=$(find_interface "$BOOT_MAC_ADDRESS"); do
	t=`expr "$t" + 5`
	if [ "$t" -gt 10 ]; then
		break
	fi
	sleep 5
done
if [ -z "$BOOT_INTERFACE" ]; then
	err_msg "Could not find an interface that owns MAC: $BOOT_MAC_ADDRESS"
	troubleshoot
fi

readonly BOOT_INTERFACE

ifconfig lo 127.0.0.1 up
rv=0
ifconfig "$BOOT_INTERFACE" up || rv=1
if [ rv -ne 0 ]; then
	sleep 10
	rv=0
	ifconfig "$BOOT_INTERFACE" up || rv=1
	if [ $? -ne 0 ]; then
		err_msg "Failed to ifconfig up $BOOT_INTERFACE"
		troubleshoot
	fi
fi
ifconfig "$BOOT_INTERFACE" "$BOOT_IP_ADDRESS" netmask "$BOOT_NETMASK"
route del default || true
route add default gw $BOOT_GATEWAY

echo "pinging to boot server $BOOT_SERVER"
w=30
while [ $w -gt 0 ]; do
	ping -c 5 -q "$BOOT_SERVER" > /dev/null
	if [ $? -eq 0 ]; then
		break
	fi
	sleep 1
	w=`expr $w - 5`
done

echo "network ready"