DDNS Setup
Porkbun API
Follow this porkbun guide on enabling the api for your domain.
ddns-updater
ddns-updater is the program used to update Porkbun's A record of your domain.
Docker install
Install the docker package from official docker repositories.
Setup
Create a directory with config.json inside, and make sure that its owner has a uid of 1000.
mkdir data
touch data/config.json
# Owned by user ID of Docker container (1000)
chown -R 1000 data
# all access (for creating json database file data/updates.json)
chmod 700 data
# read access only
chmod 400 data/config.json
Configuration for porkbun in config.json
{
"settings": [
{
"provider": "porkbun",
"domain": "domain.com",
"host": "@",
"api_key": "PORKBUN SECRET KEY",
"secret_api_key": "PORKBUN API KEY",
"ip_version": "ipv4"
}
]
}
Optional "ttl"
paramter specifing A record TTL not included.
Usage
docker run -d -p 8000:8000/tcp -v "$(pwd)"/data:/updater/data qmcgaw/ddns-updater
This will start a docker container that will start updating the DNS records. Status updates can be seen in a web server by going to localhost:8000.