Octoprint

Install on debian

First install python and dependencies.

apt install python3 python3-pip python3-virtualenv

You shouldn’t run octoprint as root, so create a dedicated user for it. Change into that users home and create a virtuel environment for octoprint.

virtualenv octorpint

The next step is to activate the virtualenv.

source octoprint/bin/activate

Now you can install octoprint.

pip install octoprint

That should be it. Now connect to http[s]://IP.OF.OCTOPRINT.HOST:5000 and finish the setup with the web gui.

Create startup script

Try the instructions from the octoprint forum

Download source here

Replace debian ch341 serial driver

Debian (as of bullseye/debian 11) aparently ships with a driver that does not work with the Monoprice Mini Delta V2. Here is an instruction on how to build a working on from source. … maybe move this to it’s own Howto

create udev rules for usb devices

This docu shows how to create device links for different printers to pass them throug to multiple docker instances, or just to identify them.

NOTE udev rule number has to be high enough to not be overwritten by other stuff!!!