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.
sensors/temperature
to 192.168.1.1 (defaults to localhost
) with Quality of Service (QoS
) set to 1:mosquitto_pub -h {{192.168.1.1}} -t {{sensors/temperature}} -m {{32}} -q {{1}}
sensors/temperature
to a remote host on a non-standard port:mosquitto_pub -h {{192.168.1.1}} -p {{1885}} -t {{sensors/temperature}} -m {{"1266193804 32"}}
switches/kitchen_lights/status
to a remote host because there may be a long period of time between light switch events:mosquitto_pub -r -h {{"iot.eclipse.org"}} -t {{switches/kitchen_lights/status}} -m {{"on"}}
data.txt
) as a message and publish it to sensors/temperature
topic:mosquitto_pub -t {{sensors/temperature}} -f {{data.txt}}
data.txt
), by reading from stdin
and send the entire input as a message and publish it to sensors/temperature
topic:mosquitto_pub -t {{sensors/temperature}} -s < {{data.txt}}
stdin
as a message and publish it to sensors/temperature
topic:{{echo data.txt}} | mosquitto_pub -t {{sensors/temperature}} -l