knot-compose.yml

version: "3.8"

services:
    kea-knot:
        image: rakheshster/knot:latest
        container_name: knot
        ports:
            - "53:53/udp"
            - "53:53/tcp"
        volumes:
            - "knot_config:/etc/knot"
            - "knot_zones:/var/lib/knot/zones"
        environment:
            - "TZ=Europe/London"
            # this is the zone I am hosting so I use it as a test
            - "TESTZONE=raxnet.uk"
        restart: unless-stopped
        cap_add:
            # need this for the port 53 mapping
            - NET_ADMIN
        logging:
            # keep 3 log files, maximum size of 10m (default is unlimited)
            options:
                max-size: "10m"
                max-file: "3"

# I specify the volume name again via "name" so that compose creates the volume with that name
# If I don't do this the volume name before <projectname or foldername>-<the volume name below>. Example: docker-knot-knot_config
volumes:
    knot_config:
        name: knot_config
    knot_zones:
        name: knot_zones