A dynamic DNS script (written in PHP) that uses CloudFlare's free DNS and their API to set up a dynamic DNS record pointing to your server.
How To Use
git clone https://github.com/lyoshenka/cloudflare-ddns.git cd cloudflare-ddns cp config.php.skel config.php ### Edit config.php - enter your CloudFlare credentials and domain details ./ddns.php
If everything works, put it in your crontab.
0 * * * * /path/to/cloudflare-ddns/ddns.php -s
Extra feature: API mode
If you want, you can put this script on a web server and use the "dynamic DNS" option of your router to trigger the IP update.
To do this, first enable API mode by setting an
auth_token value in your config.
Then, configure your router to call the script like this:
Uncopyrighted. Do whatever you want. I hope this code makes you rich. Spiritually.
For an even simpler version written in Bash, see this gist.