Set up EMQ X Cloud MQTT Broker with openHAB

OpenHAB, also known as open Home Automation Bus, is an open-source home automation software written in Java. With the strengths of integrating various devices, providing a clear user interface, and supporting the most flexible tools, openHAB becomes one of the most outstanding platforms in the field of home automation.

With the high flexibility and ease of use, openHAB provides a particular binding for users to connect MQTT Broker. In this article, we will introduce to you the process of setting up EMQ X Cloud MQTT Broker with openHAB.

What is MQTT?

MQTT, known as Message Queuing Telemetry Transport, is a lightweight IoT messaging protocol based on the publish/subscribe model and is becoming the standard for IoT communications with its simplicity, QoS support, lightweight and bandwidth-saving features.

What is EMQ X Cloud MQTT?

EMQ X Cloud is an MQTT messaging middleware product for the IoT domain from EMQ. As the world's first fully managed MQTT 5.0 public cloud service, EMQ X Cloud provides a one-stop O&M colocation and a unique isolated environment for MQTT messaging services. It serves dozens of countries and regions around the world, providing low-cost, secure, and reliable cloud services for 5G and Internet of Everything applications.

EMQ X Cloud is available in three plans: Basic, Professional, and Unlimited, which offers a variety of flexible product specifications to support the deployment of fully managed MQTT services exclusively for you on the world's leading public clouds. Need more information with EMQ X Cloud's product plan? Click here.

Such a powerful product is a great choice to integrate with openHAB. You could check out the documentation to get more information regarding EMQ X Cloud。

Binding EMQ X MQTT Broker with openHAB 3

If it's your first time using EMQ X Cloud, don't worry. We will guide you through connecting Home Assistant with EMQ X Cloud.

  1. Create an EMQ X Cloud Account.

  2. Login to EMQ X Cloud console and start a new deployment.

    For the first-time EMQ X Cloud customers, we have an opportunity for you to create a free trial deployment of up to 30 days in length. The free trial deployment is an ideal way for you to learn and explore the features of EMQ X Cloud.
    
  3. After the new deployment is created and the status is running, add the client authentication information (you could choose to add manually or import from the file).

    add authentication

  4. Install openHAB. You could easily get openHAB installed by following the steps shown here. OpenHAB could be run on various systems based on your preference.

  5. After the openHAB is installed, run the openHAB and go to console.

  6. Go to Settings and install MQTT Binding:

    openHAB MQTT binding.png

  1. Add MQTT to Things

    add mqtt to openHAB things

  2. Select MQTT Broker and fill in the information of the deployment we created before.

    select mqtt broker

    For the user name and password, fill in the authentication information as mentioned before.

    mqtt broker info

  1. When there is a little green label that shows ONLINE, you are successfully connecting openHAB with EMQ X Cloud. Congrats!

    mqtt broker inline

    You could also check the status from the EMQ X Cloud's monitor page.

    EMQ X Cloud's monitor page

Did you like this blog post? Share it now

Related Posts

ESP8266 connects to MQTT broker with Arduino

This project will implement connecting ESP8266 to a free public MQTT broker and programming ESP8266 by using Arduino IDE.

2020-05-22
How to use MQTT in Python (Paho)

This article introduces how to use the Paho MQTT client library in the Python project, and implements connection, subscribe, messaging, etc of MQTT.

Dekun Tao 2020-08-17
Using MQTT.fx to connect to EMQ X Cloud

This article will give you a quick overview of the basic usage of the MQTT.fx, as well as the basic concepts and usage of the MQTT protocol.