How to get a public ip for a home camera running on Raspberry pi using motion.conf

IF you have attached a USB webcam to your PI and thinking to view it over the internet here is the way to do it.

Go to duckdns.org and login and get a url and the token.

Go to you pi and create a duckdns.sh script as shown below.

echo url="https://www.duckdns.org/update?domains=nameofcam&token=token&ip=" | curl -k -o /root/test/duckdns/duck.log -K -

Now go to crontab and create a cron entry like this.

*/5 * * * * /root/test/duckdns/duck.sh >/dev/null 2>&1

crontab reload

Make sure script has execute permissions.

Now test the url you specified in duckdns , you should see your camera ip being updated every minute.

Make sure you do a port forward on your router to the wlan ip of the camera.