ddns-updater

Small webserver to update ddns entries using nsupdate.

Install

Create a new virutalenv and install all the requirements:

virtualenv env
source env/bin/activate
pip install -r requirements.txt

Next, name your keyfile to ddns-key.conf and copy it into your install directory.

Start the server with

python ddns_updater.py -r

Systemd

A simple systemd script can be found here.

Nginx

If you want to run this server behind nginx instead of the flask server, add the following code to your nginx configuration:

server {
  listen 0.0.0.0:80;
  server_name example.com;
  server_tokens off;

  location / {
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
    proxy_set_header Host $http_host;
    proxy_set_header X-NginX-Proxy true;
    proxy_pass http://127.0.0.1:5000;
    proxy_redirect off;
  }
}

User management

To add a new user, run python ddns_updater.py -a and insert all information. Note: the password is stored encrypted using bcrypt.

To modify or delete users, run sqlite3 database.db and change / delete the corresponding rows in the user table.

License