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- #!/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
|
