[systemd-devel] DynamicUser and udev uaccess

[Andrei Borzenkov]

On 19.07.2024 05:01, Renjaya Raga Zenta wrote:
> Hi there,
> 
> We have a service using DynamicUser=yes which interacts with some USB
> scanners. It seems TAG+="uaccess" is already set by 70-uaccess.rules as we
> use libsane. But unfortunately, the service cannot access the scanner
> unless we set MODE="666" manually in another udev rule.
> 
> Is it the expected behavior? 

Yes. `uaccess` gives access to the logged in user and your service runs 
under a different user.