mosquitto_pub

A simple MQTT version 3.1.1 client that will publish a single message on a topic and exit. More information: https://mosquitto.org/man/mosquitto_pub-1.html.

mosquitto_pub -h 192.168.1.1 -t sensors/temperature -m 32 -q 1

mosquitto_pub -h 192.168.1.1 -p 1885 -t sensors/temperature -m "1266193804 32"

mosquitto_pub -r -h "iot.eclipse.org" -t switches/kitchen_lights/status -m "on"

mosquitto_pub -t sensors/temperature -f data.txt

mosquitto_pub -t sensors/temperature -s < data.txt

echo data.txt | mosquitto_pub -t sensors/temperature -l