PowerDNS Docker Container

Based on psitrax/powerdns.

• Small Alpine based image
• MySQL/MariaDB backend included
• DNSSEC support optional
• Automatic MySQL database initialization
• Latest PowerDNS version (if not pls file an issue)
• Guardian process enabled
• Graceful shutdown using pdns_control

Supported tags

• Exact: i.e. 4.4.1: PowerDNS Version 4.4.1
• 4.0: PowerDNS Version 4.0.x, latest image build
• 4: PowerDNS Version 4.x.x, latest image build

Usage

# Start a MySQL Container
$ docker run -d \
  --name pdns-mysql \
  -e MYSQL_ROOT_PASSWORD=supersecret \
  -v $PWD/mysql-data:/var/lib/mysql \
  mariadb:10.5.12

$ docker run --name pdns \
  --link pdns-mysql:mysql \
  -p 53:53 \
  -p 53:53/udp \
  -e MYSQL_USER=root \
  -e MYSQL_PASS=supersecret \
  -e MYSQL_PORT=3306 \
  docker.io/freinet/powerdns \
    --cache-ttl=120 \
    --allow-axfr-ips=127.0.0.1,123.1.2.3

Configuration

Environment Configuration:

• MySQL connection settings
  • MYSQL_HOST=mysql
  • MYSQL_USER=root
  • MYSQL_PASS=root
  • MYSQL_DB=pdns
  • MYSQL_DNSSEC=no
• To support docker secrets, use same variables as above with suffix _FILE.
• Want to disable mysql initialization? Use MYSQL_AUTOCONF=false
• DNSSEC is disabled by default, to enable use MYSQL_DNSSEC=yes
• Want to use own config files? Mount a Volume to /etc/pdns/conf.d or simply overwrite /etc/pdns/pdns.conf
• To run additional startup scripts from entrypoint.sh before starting PowerDNS, mount them into /entrypoint.d

PowerDNS Configuration:

Append the PowerDNS setting to the command as shown in the example above. See docker run --rm freinet/powerdns --help

License

GNU General Public License v2.0 applyies to PowerDNS and all files in this repository.

Maintainers

• Sebastian Pitsch [email protected]
• Dominic Zöller [email protected]

Credits

• Christoph Wiechert [email protected]: Original Project which we forked from
• Mathias Kaufmann [email protected]: Reduced image size