MQTT Button Control for the OrangePi Zero

This project will use an undefined amount of external buttons and publish a message on a MQTT topic.

Done:

• Get the external button class to work ✔
• Add dimming by holding the button ✔
• Add mqtt features ✔

Plan:

• Create a Linux daemon for easier starting/stopping
• Reviving the mqtt client if it dies
• Create Config file
• Logging to a file
• Enabling debug messages with flag
• If the bulbs dim value has been changed withing openhab get the value

Used Resources:

GPIO for the orange pi zero:
https://forum.armbian.com/index.php/topic/3084-orange-pi-zero-python-gpio-library/

Thanks to martinayotte for the information on how to modify the library for the OPi Zero!

Linux Daemon with python:
https://linuxfollies.blogspot.co.at/2016/11/linux-daemon-using-python-daemon-with.html