Alright for auto-setting a devnode in a CT i only had to create a udev-rule like this:
SUBSYSTEM=="usb", KERNEL=="lp0", ACTION=="add", RUN+="/usr/sbin/vzctl set $VEID --devnodes usb/lp0:rw"This is for 'on-the-fly' creation of my printer (/dev/lp0) in a CT.
I put the rule in a new file...