MQTT for MycroftAI

This is a skill written for mycroft to publish commands over an mqtt broker for home automation or any other purpose.

Commands

Currently it will publish the action to a topic built from the commands said, for example

• say hey mycroft, turn the light on and mycroft will publish on to /mycroft/turn/light/on.
• say hey mycroft, switch the tv on and mycroft will publish on to /mycroft/switch/tv/on.

Installing the skill

This skill requires paho-mqtt to be installed in your mycroft virtual enviroment.

If you already have mycroft running stop it and enter the following commands,

• to enter the virtual enviroment workon mycroft.
• now to install paho-mqtt pip install paho-mqtt.
• now you can exit the virtual enviroment by entering deactivate

If you have not yet setup mycroft then simply add paho-mqtt==1.1 to the requirments.txt file before running dev_setup.sh

Now you have paho-mqtt installed move the mycroft skills directory and download the skill.

• Move into the directory cd ~/mycroft-core/mycroft/skills
• Clone the repository git clone https://github.com/jamiehoward430/mycroft-mymqtt.git
• Rename it mv mycroft-mymqtt mymqtt

Setup mycroft.conf

Add the following lines to your config file and adjust to your needs, if you ar not using SSL or authentication just change them to no. If you are using SSL and a self signed certificate you will need to change mqtt-ca-cert to the location of your cerftificate, Or you can add it the default trusted certificates.

• Copy your certificate to directory:sudo cp yourcert.crt /usr/local/share/ca-certificates/yourcert.crt
• Update the CA store:sudo update-ca-certificates

  "mymqttskill": {
    "protocol": "mqtt",
    "mqtt-ssl": "yes",
    "mqtt-ca-cert": "/etc/ssl/certs/ca-certificates.crt",
    "mqtt-host": "example.com",
    "mqtt-port": 8883,
    "mqtt-auth": "yes",
    "mqtt-user": "user",
    "mqtt-pass": "pass"
  }

Thas it, now start mycroft and start turning your light on and off.