function wait_for_socket {
    source /scripts/init_node_vars

    while true; do
        OUT=$(get_slot)
        if [[ -z "$OUT" ]]; then
            echo ""
            echo "Waiting for cardano-node to read the blockchain and start the socket. May take a while."
            echo "Trying again..."

            sleep 10
        else
            echo "Socket to node is functional."
            break
        fi
    done
}