Dynamic IP update with notifications

ip_updater.sh

#!/bin/bash
CURRENTIP=$(curl http://ipinfo.io/ip 2>/dev/nulll)
if [[ $CURRENTIP != $(cat /tmp/ipdata) ]]; then
  echo "CHANGE: $CURRENTIP - $(date) FROM: $(cat /tmp/ipdata)"
  /usr/sbin/ez-ipupdate -c /etc/ez-ipupdate/default.conf -a $CURRENTIP
  echo $CURRENTIP > /tmp/ipdata
  curl -Lk -XPOST -d "apikey=xxxxxxxxxxxxxxxxxx&priority=-2&application=Labs&event=IP%20Change&description=New%20IP%3A%20${CURRENTIP}" https://api.prowlapp.com/publicapi/add
  curl -A "DDUpdater - Dynamic DNS Updater - 0.0.1" -u '[email protected]:xxxxxxxxxx' https://updates.dnsomatic.com/nic/update?hostname=Home
else
  echo "ALL GOOD - $(date) - $CURRENTIP"
fi