[pbs-devel] [PATCH] tape: forbid operations on a s3 datastore

[Laurent GUERBY]

On Mon, 2025-07-28 at 09:25 +0200, Christian Ebner wrote:
> On 7/27/25 12:37 AM, Laurent GUERBY wrote:
> > On Thu, 2025-07-24 at 08:50 +0200, Dominik Csapak wrote:
> > > Hi
> > > 
> > > On 7/23/25 21:51, Thomas Lamprecht wrote:
> > > > This was fine and I applied it but still have some comments on one
> > > > of the arguments that would indicate that this never makes sense to
> > > > have, as IMO it can.
> > > > 
> > > > Am 23.07.25 um 16:31 schrieb Dominik Csapak:
> > > > > namely:
> > > > > * backup to tape from s3 (including a configuring such a job)
> > > > > * restore to s3 from tape
> > > > > 
> > > > > It does not work currently, but it probably does not make sense to allow
> > > > > that at all for several reasons:
> > > > > * both are designed to be 'off-site', so copying data from one off-site
> > > > >     location to another directly does not make sense most of the time
> > 
> > Hi,
> > 
> > With my CISO hat on I see tapes physically removed from the tape
> > library as an essential security tool providing the "offline" property
> > to one copy of the backups, this is orthogonal to "off-site" being
> > discussed here.
> > 
> > S3 is typically online, even if some providers offer S3 to
> > tape/offline.
> > 
> > Bandwith/delay constraints especially for full restore after a
> > successful deep cyberattack might favor an "on-site "offline" tape
> > backup for many organization.
> > 
> > Backup solutions like Veeam already provide "object to tape".
> > 
> > I think it would be nice to have this feature in the PBS roadmap if
> > there's no technical roadblock to having the same feature set for S3
> > and directory datastore, including tape.
> 
> Hi,
> 
> please do open an issue on https://bugzilla.proxmox.com for this, maybe 
> also linking to this thread via the following link:
> https://lore.proxmox.com/pbs-devel/ad4d893fad70444ed36ebcd1cefbf58081d905e5.camel@guerby.net/T
> 
> By this you can get also notifications on status progress, I will have a 
> look at how to implement S3 <-> tape as well.

Done : https://bugzilla.proxmox.com/show_bug.cgi?id=6582

Sincerely,

Laurent GUERBY