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From:
"Theo de Raadt" <deraadt@openbsd.org>
Subject:
Re: sysupgrade/ftp: use a 'needle' to poke through caching layers
To:
Job Snijders <job@openbsd.org>, tech@openbsd.org
Date:
Fri, 03 May 2024 08:10:29 -0600

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Kirill A. Korinsky <kirill@korins.ky> wrote:

> On Fri, 03 May 2024 15:10:54 +0200,
> "Theo de Raadt" <deraadt@openbsd.org> wrote:
> > 
> > Theo de Raadt <deraadt@openbsd.org> wrote:
> > 
> > > 
> > > You don't understand the problem.  There is no way to gaurantee atomicity
> > > of multiple files.  It has *nothing* to do with timestamps or dates.
> > 
> > Oh I see the brilliance of your solution:
> > 
> > Nearly infinite disk space requirements for all mirrors.
> > 
> 
> I assume that mirrors use rsync, which deletes remotely deleted files.
> 
> Am I wrong?

Oh that'll be just great.

Someone will be installing a snapshot, and the files just get deleted.
But that's good, non-existant files can't fail the hash.