Re: Unique Identifier

[Andreas Laumann <al authentidate de>]

Am Mittwoch, den 20.12.2006, 12:26 -0600 schrieb Mike McGrath:
> On 12/20/06, Jeremy Katz <katzj redhat com> wrote:
> > On Wed, 2006-12-20 at 11:57 -0600, Jeffrey C. Ollie wrote:
> > > On Wed, 2006-12-20 at 11:20 -0600, Mike McGrath wrote:
> > > > Whats the most accepted way to create a unique identifier (key) for a
> > > > host?  Collisions are fine if they are rare.
> > >
> > > What about the uuid package in extras?
> > >
> > > $ uuid
> > > 7c098fe8-9053-11db-a2c8-001560c53ca8
> >
> > Why not /usr/bin/uuidgen from e2fsprogs? :-)
> >
> > Jeremy
> >
> 
> Holy moly, thats amazing :-D  I'll have to get into the workings and
> make sure its not basing anything off of hostname or ip or something
> sensitive that could be reverse engineered.

Why not using the kernel random proc interface for that ? 

cat /proc/sys/kernel/random/uuid


Andreas

> 
>           -Mike

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