#! /bin/bash

NETCTL=$(which netctl)
if [ -z "$NETCTL" ]
then
    echo "netctl not found"
    exit 1
fi
if [ $UID -ne 0 ]
then
    echo "must be run as root"
    exit 1
fi
PROFILES=$($NETCTL list | sed 's/\*//')
select profile in $PROFILES
do
    [ -z "$profile" ] && exit 0
    $NETCTL stop-all
    echo "starting profile $profile" && sleep 1 && $NETCTL start $profile || exit 1
    break
done
N=0
dev=$(cat /etc/netctl/$profile | sed -n 's/Interface\=\(.*\)/\1/p')
ADDR=$(ip -c addr show dev $dev | grep inet)
while [ -z "$ADDR" ]
do
    N=$((N + 1))
    [ $N -eq 10 ] && echo " failure" && exit 1
    echo -n "." && sleep 1
    ADDR=$(ip -c addr show dev $dev | grep inet)
done
echo $ADDR