dynip-cloudflare/README.md
2024-07-14 17:04:08 +02:00

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# Dynamic IP Updater with Cloudflare DNS
This project is a dynamic IP updater for Cloudflare DNS records. It listens for changes in the IPv4 address of the network interface and updates the DNS records in Cloudflare accordingly.
## Features
- Automatically detects changes in the public IP address.
- Updates Cloudflare DNS records when the public IP changes.
- Listens for network interface events to detect IP changes.
- Handles errors and retries updates to Cloudflare.
## Prerequisites
- Rust and Cargo installed.
- Cloudflare account with API token.
- Network interface with dynamic IP address.
## Installation
1. **Clone the repository:**
```sh
git clone https://github.com/yourusername/dynip-cloudflare.git
cd dynip-cloudflare
```
2. **Build the project:**
```sh
cargo build --release
```
3. **Create configuration file:**
Create a `config.toml` file in the current directory or in the configuration directory (typically `~/.config/dynip-cloudflare/`) with the following content:
```toml
zone_id = "your_zone_id"
api_key = "your_api_key"
domains = ["example.com", "sub.example.com"]
max_errors_in_row = 5
```
## Usage
1. **Run the program:**
```sh
./target/release/dynip-cloudflare
```
2. **Logging:**
The program logs to both stderr and a rotating file located in the `logs` directory. The log level is set to `Info`.
## Configuration
### `config.toml`
- `zone_id`: The Zone ID of your Cloudflare domain.
- `api_key`: The API key for your Cloudflare account.
- `domains`: A list of domain names to update.
- `max_errors_in_row`: Maximum number of consecutive errors before the program stops. Will be set to 10 as default
### Example
```toml
zone_id = "your_zone_id"
api_key = "your_api_key"
domains = ["example.com", "sub.example.com"]
max_errors_in_row = 5
```
## Error Handling
The program handles errors gracefully, with retries and logging of error messages. If the number of consecutive errors exceeds `max_errors_in_row`, the program will stop.
## License
This project is licensed under the MIT License.