MQTT is a machine-to-machine (M2M)/"Internet of Things" connectivity protocol.
It was designed as an extremely lightweight publish/subscribe messaging transport.
It is useful for connections with remote locations where a small code footprint is required and/or network bandwidth is at a premium.
MQTT messaging protocol:
- Install Mosca globally:
npm install mosca pino -g - Install Client dependencies:
npm install
Run mosca -v | pino
https://github.com/mcollina/mosca/wiki/Mosca-as-a-standalone-service.#authorization
Run the broker with: mosca -v --credentials ./credentials.json | pino
Run the client with environment variables for username and password.
Run the client with node index.js, setting environment variables if needed for Mosca authentication.
https://github.com/mqttjs/MQTT.js#connect