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59 lines
1.5 KiB
59 lines
1.5 KiB
# Hetzner Dynamic DNS Updater
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This script finds this machine's hostname, public IPv4 and IPv6 addresses,
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then updates the corresponding DNS records on Hetzner.
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## Usage
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```text
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Usage:
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hetzner-ddns.py [options]
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Options:
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-h --help Show this screen
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--token=<str> Hetzner API Token
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--zone=<str> Name of the DNS zone
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--hostname=<std> This machine's hostname
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--ttl=<n> Time-to-live in seconds
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--v4-api=<url> API that returns your public IPv4 address
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--v6-api=<url> API that returns your public IPv6 address
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--retry-attempts=<n> Retry N times if connection fails
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--retry-delay=<s> Wait S seconds between attempts
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--config=<file> Read options from configuration file
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--disable-v4 Do not update IPv4 address
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--disable-v6 Do not update IPv6 address
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```
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## Running during boot
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The instructions below were tested on Ubuntu Linux 20.04 LTS.
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1. Install `python3` and `pip`:
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apt install python3
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2. Install package dependencies:
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pip install docopt
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3. Clone the repository somewhere:
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cd /opt
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git clone https://github.com/iSoron/hetzner-ddns.git
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4. Install the script system-wide:
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cd hetzner-ddns
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sudo make install
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5. Create a configuration file in `/etc/hetzner-ddns.conf` with you API token. See `/etc/hetzner-ddns.conf.example` for an example.
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6. Run script and enable it during boot:
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systemctl start hetzner-ddns
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systemctl enable hetzner-ddns
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## License
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MIT
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