#!/bin/bash # this script should be run when instructed to. export DEBIAN_FRONTEND=noninteractive export APT_LISTCHANGES_FRONTEND=none export LANG=C.UTF-8 export LANGUAGE=C export LC_ALL=C.UTF-8 apt-get --yes --no-install-recommends install jq mac="$(ip -j a show dev eth0 | jq -r .[].address | head -n1)" if [ -z "${mac}" ]; then mac="$(ip -j a show dev end0 | jq -r .[].address | head -n1)" fi if [ -n "${mac}" ]; then echo "mac - ${mac}" echo -e "[Match]\nMACAddress=${mac}\n[Link]\nName=eth0" > /etc/systemd/network/10-persistent-eth0.link echo "Please reboot the system now." fi exit 0