Write a proper README

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Matteo Bertucci
2021-01-22 15:37:38 +01:00
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# cloudflare-ddns-docker
A Docker service updating your CloudFlare DNS records periodically.
# Cloudflare DDNS
![Linting](https://github.com/Akarys42/cloudflare-ddns-docker/workflows/Linting/badge.svg)
![Push Container](https://github.com/Akarys42/cloudflare-ddns-docker/workflows/Push%20Container/badge.svg)
[![License](https://img.shields.io/badge/license-MIT-green)](LICENSE)
Cloudflare DDNS is a configurable Docker service updating your CloudFlare DNS records periodically
to match your local IP address.
# Table of Content
- [Installation](#installation)
- [Using a Pre-built Container](#using-a-pre-built-container)
- [Building the Container Yourself](#building-the-container-yourself)
- [Running on the Host](#running-on-the-host)
- [Configuration](#configuration)
- [Getting a Cloudflare Token](#getting-a-cloudflare-token)
- [Supported Options](#supported-options)
- [Contributing](#contributing)
## Installation
While this project is intended to be ran as a Docker container, it can also be ran on the host directly.
### Using a Pre-built Container
This project is available on the GitHub Container Registry.
```
docker pull ghcr.io/akarys42/cloudflare-ddns-docker
```
### Building the Container Yourself
There are no special requirements when building this container! Simply use `docker build` in this folder.
### Running on the Host
In order to run this project on the host, you'll need Python > 3.8, and an environment containing
the dependencies listed in [`requirements.txt`](requirements.txt).
The project can then by launched by running the `cloudflare_ddns` module, usually using `python -m cloudflare_ddns`.
## Configuration
This project will accept parameters through environment variables or command line argument.
Feel free to select the method fitting your setup the best!
### Getting a Cloudflare Token
The first step will be to create an API token with the following scopes:
- `Zone:Read`
- `DNS:Edit`
### Supported Options
We currently support following settings:
| Parameter Name | Short Command Line Option | Long Command Line Option | Environment Variable | Description |
|----------------------------|---------------------------|--------------------------|----------------------|---------------------------------------------------------------------------------------------|
| Token [mandatory] | `-k` | `--token` | `CF_DDNS_TOKEN` | Your Cloudflare token created in the previous step. |
| Delay [default: 5 minutes] | `-d` | `--delay` | `CF_DDNS_DELAY` | The time to wait between each update. It is parsed per [`strftime`](https://strftime.org/). |
The domains to update will have to either be passed as command line arguments after the options
or with a space separated `CF_DDNS_DOMAINS` environment variable.
Each domain can be preceded by the record type, either A or AAAA, followed by a colon.
Otherwise any found A or AAAA record pointing to this domain found will be used.
## Contributing
Any help would be greatly appreciated!
Feel free to check our [open issues](https://github.com/Akarys42/cloudflare-ddns-docker/issues) and send us a Pull Request!