Wed, 22 Jun 2022 09:13:48 GMT 2022-06-22T09:13:48Z Hardware is Raspberry Pi, OS is Raspbian which after booting automatically logs in the user fibel whose .bashrc specifies to launch xinit whose .xinitrec specifies to run chromium<br />Frontend is running in chromium which loads index.html which loads all the rest.<br /><br />Interaction between backend services / sensors and frontend takes place by means of websockets. Every backend service pipes it outputs into pipes located in /dev/fibel, these pipes are created by bunch of gwsocket-daemons launched at startup, config file for service2port associations is in /etc/fibel/sockets.<br /><br />All necessary frontend code for dealing with sockets is in js/sockets.js Info