Add dynamic ip script

1 files changed, 23 insertions, 0 deletions

diff --git a/tools/update-dns.sh b/tools/update-dns.sh
new file mode 100755
index 0000000..bce4de4
--- /dev/null
+++ b/tools/update-dns.sh
@@ -0,0 +1,23 @@
+#!/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