Plugin: MQTT publisher

[atompie]

Introduction

Plugin that publishes payload to defined topic on MQTT broker

Prerequisites

• [ ] MQTT micro-service

In order to write this plugin you will have to install MQTT broker on your computer. Here is an article hot to do it on windows and Linux.

• http://www.steves-internet-guide.com/install-mosquitto-broker/

Asyncio python packages for mqtt

• https://pypi.org/project/asyncio-mqtt/
• https://github.com/NotJustAToy/aio-mqtt

Configuration

This plugin needs configuration. Source id defines credentials for MQTT broker. You have to find what the broker need and create the model for this resource.

topic is a queue name - MQTT use topics that identify queues. ReAD MORE ABOUT mqtt here:

• https://en.wikipedia.org/wiki/MQTT
• https://internetofthingsagenda.techtarget.com/definition/MQTT-MQ-Telemetry-Transport

Configuration example

{
 "source": {
     "id": "tracardi-source-id"
 },
 "topic": "MQTT topic"

Plugin input

plugin takes a payload and publishes it to defined topic in configuration

Output

This plugins needs 2 outputs. Success and error - publish OK response from broker to success port and error to error port.

[DawidekZagajnik]

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