MQTT
Jump to navigation
Jump to search
The printable version is no longer supported and may have rendering errors. Please update your browser bookmarks and please use the default browser print function instead.
MQTT
At London Hackspace, we use the MQTT protocol to pass messages between systems.
- Doorbots send /door/doorname/announcements messages
- Doorbots send /door/doorname/bell messages when the doorbell button is pressed
- Doorbots send /door/doorname/status messages every 30 seconds or so
- acnodes send /tool/toolname/status messages every 30 seconds or so
- bandwidth meter listens for /door/+/announcements, /door/+/bell messages
- signs listens for /door/+/announcements, /door/+/bell messages
MQTT server is mqtt.lan.london.hackspace.org.uk, a virtual machine running on landin
if the mosquitto process is restarted, most clients should reconnect. Those that don't automatically reconnect at present include listener-ola, listener-signs, listener-bmeter, glados, listener-irc, listener-lastseen