mara-xporter

This is a Prometheus exporter for the Coffee Machine Lelit Mara PL62X. It uses the UART interface to get some basic readings of the heat exchanger, steam temperature etc.

raspberry-pi config

• build binary (1st gen Pi Zero)

   env GOOS=linux GOARCH=arm GOARM=5 go build

• enable UART in pi config

   $ vi /boot/config.txt
   enable_uart=1

• copy binary and enable systemd unit

   cp mara-xporter /usr/local/bin
   cp mara-xporter.service /etc/systemd/system/
   systemctl daemon-reload
   systemctl enable mara-xporter