Re: [gentoo-dev] How is group "usb" used in your system, if at all?

[Samuli Suominen]

On 16/03/13 19:56, James Cloos wrote:
>>>>>> "SS" == Samuli Suominen <ssuominen@g.o> writes:
>
> SS> # find /dev -group usb -exec ls -l {} +
> SS> results nothing on every system tested
>
> :; find /dev -group usb -ls
>    9303    0 crw-rw-r--   1 root     usb               Mar 15 23:13 /dev/bus/usb/009/001
>    9300    0 crw-rw-r--   1 root     usb               Mar 15 23:13 /dev/bus/usb/008/001
>    9297    0 crw-rw-r--   1 root     usb               Mar 15 23:13 /dev/bus/usb/007/001
>    9294    0 crw-rw-r--   1 root     usb               Mar 15 23:13 /dev/bus/usb/006/001
>    9291    0 crw-rw-r--   1 root     usb               Mar 15 23:13 /dev/bus/usb/005/001
>    9043    0 crw-rw-r--   1 root     usb               Mar 15 23:13 /dev/bus/usb/004/006
>     108    0 crw-rw-r--   1 root     usb               Mar 15 23:13 /dev/bus/usb/004/005
>    9038    0 crw-rw-r--   1 root     usb               Mar  5 11:24 /dev/bus/usb/004/003
>    9034    0 crw-rw-r--   1 root     usb               Mar 15 23:13 /dev/bus/usb/004/002
>    9288    0 crw-rw-r--   1 root     usb               Mar 15 23:13 /dev/bus/usb/004/001
>    9285    0 crw-rw-r--   1 root     usb               Mar 15 23:13 /dev/bus/usb/003/001
>    9033    0 crw-rw-r--   1 root     usb               Mar 15 23:13 /dev/bus/usb/002/002
>    9282    0 crw-rw-r--   1 root     usb               Mar 15 23:13 /dev/bus/usb/002/001
>    9279    0 crw-rw-r--   1 root     usb               Mar 15 23:13 /dev/bus/usb/001/001
>
> I also noticed that vdr added itself to that group.
>
> :; egrep ^vdr /etc/passwd
> vdr:x:113:1013:added by portage for gentoo-vdr-scripts:/var/vdr:/bin/bash

Intresting.

I wonder how safe can that be for vdr to have read & write access to 
every USB device?