The daemon will read all files in the volume mounted to /etc/dnsmasq.hosts
$ docker run \
--name dnsmasq \
-v $(pwd)/dnsmasq.hosts:/etc/dnsmasq.hosts \
-p 127.0.0.10:53:53/udp \
-d gbraad/dnsmasq
Overwrite the used configuration
$ docker run \
--name dnsmasq \
-v $(pwd)/dnsmasq.conf:/etc/dnsmasq.conf \
-p 127.0.0.10:53:53/udp \
-d gbraad/dnsmasq