monitor all messages
dpavlin@nuc:~$ mosquitto_sub -h rpi2 -v -t '#'
mosquitto
pi@rpi2 /etc/mosquitto/conf.d $ cat rpi2.conf
log_type debug
listener 1883
listener 9001
protocol websockets
shell clients
pi@rpi2 ~ $ cat mqtt-tvservice.sh
#!/bin/sh -xe
host=`hostname -s`
mosquitto_sub -t cmnd/$host/tvservice | xargs -i sh -xc 'tvservice {}' | mosquitto_pub -t stat/$host/tvservice
sonoff
dpavlin@nuc:~$ mosquitto_pub -h rpi2 -t cmnd/sonoff2/power -m 0
dpavlin@nuc:~$ mosquitto_pub -h rpi2 -t cmnd/sonoff/power -m 1
dpavlin@nuc:~$ mosquitto_pub -h rpi2 -t cmnd/sonoff/ledstate -m 0
dpavlin@nuc:~$ mosquitto_pub -h rpi2 -t cmnd/sonoff/ledstate -m 1