[Samba] Time machine backups: fruit_tmsize_do_dirent()

[Ralph Böhme]

> Am 11.02.2020 um 20:23 schrieb Johan Hattne via samba <samba at lists.samba.org>:
> 
> On 2020-01-31 12:30, Johan Hattne wrote:
>> Dear all;
>> On the recent topic of Time Machine backups: when backing up a machine running macOS Mojave to a Samba server on Debian Buster with buster-samba410 packages from https://apt.van-belle.nl/debian, we see our logs filling up with messages like
>> ../../source3/modules/vfs_fruit.c:7001(fruit_tmsize_do_dirent)
>> fruit_tmsize_do_dirent: Processing sparsebundle [host.purgeable.sparsebundle] failed
>> Does anybody know what is causing this (I haven't read the sources quite yet)?
> 
> In case anyone else as clueless as I am runs into this: this isn't really a Samba issue.
> 
> Samba's fruit_get_num_bands() failed, but the "purgeable" in the bundle name indicates that this is a backup deemed broken by Apple's Time Machine (see e.g. https://www.baligu.com/pondini/TM/C13.html).  So it seems Time Machine won't do anything with it and I shouldn't expect Samba to repair it for me either.

thanks for sharing your findings!

-slow

-- 
Ralph Boehme, Samba Team                https://samba.org/
Samba Developer, SerNet GmbH   https://sernet.de/en/samba/
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