Run your own DynDNS server on Debian Linux

This outline assumes you own your own domain and manage the DNS servers running Debian Wheezy or Jessie with:

• bind9 for DNS
• lighttp for webserver
• php5

apt-get install bind9

 - configure your zone.

apt-get install lighttp php5-cgi

Configure SSL:

 lighty-enable-mod ssl

 openssl ...

Configure authentication:

 lighty-enable-mod auth

 echo username:realm:`md5sum password | cut -b -32` >> /etc/lighttpd/.htpasswd/htdigest.user

Enable PHP:

 lighty-enable-mod fastcgi

 lighty-enable-mod fastcgi-php

Configure Virtual Hosting:

 lighty-enable-mod simple-vhost

 mkdir -p /srv/yourdomain.com/htdocs/update

Copy nsupdate.php from:

 https://github.com/chip-rosenthal/web-nsupdate

Modify the nsupdate.php:

 nsupdate -l

Allow www-data to read the session key to perform updates:

 chgrp www-data /var/run/named/session.key

 chmod g+r /var/run/named/session.key