Cloudflare Updater

Update a Cloudflare record each time the external IP address changes.

Features

• Runs in a Docker container
• Easy to configure
• Lightweight
• Built-in cronjob that runs every minute

Usage

1. Clone this repo

   git clone https://github.com/AddilAfzal/cloudflare-updater
   

2. Build the image

   docker build . -t cloudflare-updater
   

3. Create a container

   docker create --name="cloudflare-updater" cloudflare-updater \
           --targetZone=<TARGET_ZONE> \
           --targetRecord=<TARGET_RECORD> \
           --email=<EMAIL> \
           --apiKey=<API_KEY> 
   

   Replace placeholder values.

   • <TARGET_ZONE> is the zone/domain in which the target record falls under. example.com
   • <TARGET_RECORD> is the record name or sub-domain belonging to the zone. home.example.com
   • <EMAIL> is the Cloudflare email address that owns the domain\zone that is being updated.
   • <API_KEY> is the Cloudflare API key associated with the email address. How do I get an API key?

4. Start the container

   docker start cloudflare-updater
   

Notes

Only supports IPv4 for now.