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path: root/tools/update-dns.sh
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#!/usr/bin/env bash

keyfile=/opt/secret/bind/dynamic.orbekk.com/update/named.conf.key

update() {
  local type="$1"
  shift
  local host="$1"
  shift
  local ip="$1"
  shift
  echo "Update $host to $ip ($type)"

  {
    echo server dragon.orbekk.com
    echo update delete ${host}. ${type}
    echo update add ${host}. 300 ${type} ${ip}
    echo send
  } | nsupdate -v -k "$keyfile"
}

ip_4="$(ip -br -4 addr list dev eno1 | awk -F' *|/' '{print $3}')"
update A $(hostname).dynamic.orbekk.com $ip_4