Setting up EX490 LEDs in Ubuntu

Download the software

wget https://github.com/merelin/mediasmartserverd/archive/master.zip
unzip master.zip
cd mediasmartserverd-master/
make
cp mediasmartserverd /usr/bin/

Create a new startup script in /etc/init/mediasmartserverd.conf

#
# This task is run on startup to set the mediasmartserverd LEDs
#
description     "set MediaSmart Server LEDs"

start on startup

task
exec /usr/bin/mediasmartserverd -D