Keep it as it is I'd say. Code 23 surely is an error, the customer has
requested it be backed up but the software cannot.
Keith
On Mon, 11 Jan 2021 at 15:58, Andy Smith <andy@???> wrote:
> Hi,
>
> A question for those who use the backup service¹:
>
> Currently we mark the backup run as successful if rsync exits with a
> success value.
>
> There are only two exceptions: exit code 2 and exit code 24. Both of
> those relate to files which rsync thought existed but ended up not
> existing when it came to actually transfer them. I consider those
> transient issues related to backing up a filesystem that is in use,
> and not a reason to consider the whole backup run as failed.
>
> So what about files that our rsync process cannot read? At the
> moment that produces an exit code of 23, and is considered a failed
> run, even though everything else got transferred. This eventually
> causes a "backup age" monitoring alert because the last successful
> backup run was too long ago. Even though everything else is actually
> being backed up.
>
> If we consider error code 23 as okay then a backup run that failed
> to transfer one or more files due to permissions is still considered
> a success and the alert goes away. But you possibly never find out
> about what happened because you don't get to see the logs, you would
> have to check every file in your backups to be sure they're there.
>
> If we continue to consider error code 23 as a failure of the whole
> run then you will have to either allow our rsync to read the files
> concerned or else put up with perpetual alerts - which you could
> silence but then would never tell you about other problems.
>
> What should we do?
>
> Note that most of you allow our rsync to run as root so it can
> generally read everything and you'll never experience this. But in
> theory you could if you found some way to deny root permission to
> read something.
>
> I would ask for opinions only from those who make use of the backup
> service, as root or not.
>
> Cheers,
> Andy
>
> ¹ https://tools.bitfolk.com/wiki/Backups
>
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