# joshuaavalon/docker-cloudflare
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The is a simple docker using bash and curl to update DNS record on [Cloudflare](https://www.cloudflare.com). Inspired by [rasmusbe/cloudflare-update-record.sh](https://gist.github.com/rasmusbe/fc2e270095f1a3b41348/)

Compare to [nouchka/cloudflare-dyndns](https://hub.docker.com/r/nouchka/cloudflare-dyndns/) (4.0):
 * Smaller size: 12MB vs 54MB
 * Able to update subdomain
 * Update when IP is changed

## Usage
```
docker run  \
	-d \
	-e ZONE=example.com \
	-e HOST=example.com \
	-e API=11111111111111111111111111111111 \
	-e EMAIL=example@example.com \
	-e TTL=1 \
	-e PROXY=true \
	-e WAIT=300 \
	--name cloudflare \
joshuaavalon/docker-cloudflare
```

## Parameters
`ZONE`: Domain, e.g. example.com

`HOST`: DNS record to be updated, e.g. example.com, subdomain.example.com

`API`: Cloudflare API key

`EMAIL`: Cloudflare Email

`TTL`: Time to live for DNS record. Value of 1 is 'automatic'. min value:1 max value:2147483647.

`PROXY`: Whether the record is receiving the performance and security benefits of Cloudflare. `true` to enable; `false` to disable

`WAIT`: Time to check if ip changed. Argument for `sleep`.
```
.5 # Waits 0.5 second.
5  # Waits 5 seconds.
5s # Waits 5 seconds.
5m # Waits 5 minutes.
5h # Waits 5 hours.
5d # Waits 5 days.
```