docker pull zlee/mqtt-raspi3

docker run -d --name="mqtt" -h="mqtt" -p 1883:1883 zlee/mqtt-raspi3

docker exec -it mqtt bash

vi /etc/mosquitto/mosquitto.conf

allow_anonymous false

password_file /etc/mosquitto/pwfile

mosquitto_passwd -c /etc/mosquitto/pwfile hass

docker restart mqtt

mosquitto_sub -d -u mqtt -P mqtt -t dev/test

mosquitto_pub -d -u mqtt -P mqtt -t dev/test -m "hello world"