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worker-ddns
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small improvements to the readme file

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README.md
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@ -1,12 +1,12 @@
# Worker DDNS
This repository provides two simple scripts that together will allow you to build a
simple and efficient DDNS system using Cloudflare workers.
simple and efficient DDNS system using Cloudflare Workers and DNS.
**Example use case:** You have a machine where the IP address is dynamically assigned and
changes frequently.
The `agent.py` should regularly contact a CF worker running the `worker.js` code,
The `agent.py` will regularly contact the CF worker running the `worker.js` code,
that will in turn use the cloudflare API to update the DNS record in question
with the new IP address.
@ -17,14 +17,16 @@ the principle of the least privilege and the name should belong to a domain we
control.
Since Cloudflare API Token permissions aren't granular enough to limit the token
access to a single DNS record, we place a worker in front of it.
access to a single DNS record, we place a worker in front of it (this way the token
with extra priviledges never leaves cloudflare's servers).
## Usage
Both scripts (`worker.js` and `agent.py`) don't require any extra dependencies,
so they just be copied right out of the repository.
so they can be copied right out of the repository tothe destination without any
extra steps.
Before starting create a new API Token on your Cloudflare's profile page with
Before starting, you need to create a new API Token on your Cloudflare's profile page with
permissions to edit the DNS records of one of your domains (Zone).
### Worker
@ -61,7 +63,7 @@ $ ./agent.py
```
In the most common scenario you will want to run it periodically. So you will need to
use scheduler like `cron` or a `systemd timer unit`. Below is a simple example
use a scheduler like `cron` or a `systemd timer unit`. Below is a simple example
that can be inserted after running `crontab -e`:
```