Init + Update-Skript

script.sh

@@ -0,0 +1,21 @@
+#!/bin/bash
+NS="delta.memory-leak.de"
+NSKEY="./ddns-key.memory-leak.de"
+ZONE="memory-leak.de"
+HOST="murnau.memory-leak.de"
+TIMEOUT=3600
+OLDIP=$(dig +short @$NS $HOST A)
+NEWIP=$(dig +short myip.opendns.com @resolver1.opendns.com)
+echo "old: $OLDIP"
+echo "new: $NEWIP"
+if [ "$OLDIP" != "$NEWIP" ]; then
+    echo -e "
+    	 server $NS
+	 zone $ZONE
+    	 update delete $HOST. 
+	 update add $HOST. $TIMEOUT A $NEWIP
+	 show
+	 send" | /usr/bin/nsupdate -k $NSKEY
+else
+    echo "no update required"
+fi