cloudflare-ddns-update - Dyn v3 API that manages DNS entries in cloudflare

Introduction

The Dyn v3 API to update dynamic DNS records is used in multiple routers on the market. This tool allows to provide this API while managing the dynamic DNS records in cloudflare.

Configuration

The tool requires the following environment variables to be set:

• CLOUDFLARE_API_TOKEN: The API token used to authenticate against the cloudflare API
• CLOUDFLARE_ZONE: The name of the DNS zone to manage
• AUTH_USERNAME: A username that is required to be used for the Dyn API
• AUTH_PASSWORD: A password that is required to be used for the Dyn API

Optionally, DEBUG can be set to anything to enable logging of cloudflare requests and responses.

Usage

After setting the environment variables, simply run the tool

./cloudflare-ddns-update

Container image / Docker

This is also available as a container image, e.g. via Docker:

docker run -e CLOUDFLARE_API_TOKEN=secret -e CLOUDFLARE_ZONE=example.com -e AUTH_USERNAME=testuser -e AUTH_PASSWORD=secret ghcr.io/dploeger/cloudflare-ddns-update:latest

Helm chart

TODO