[Samba] move from netatalk to samba + vfsfruit

[Reindl Harald]

Am 17.05.2018 um 16:17 schrieb Ralph Böhme:
> On Thu, May 17, 2018 at 03:44:12PM +0200, Reindl Harald via samba wrote:
>> Am 17.05.2018 um 14:22 schrieb Ralph Böhme:
>>> iirc the only thing that is currently not working is cross-protocol xattrs for
>>> xattrs created via Netatalk without ea=samba. I have a WIP patch for Samba here
>>> [1], but that would require a *lot* more thinking, hacking and testing.
>>>
>>> -slow
>>>
>>> [1] https://git.samba.org/?p=slow/samba.git;a=commitdiff;h=4f6a557b0ad13adfb50fa67af2217a674fd1159f
>>
>> that's the problem - a majority of files are older than "ea=samba" was
>> available and now there is a mix
> 
> sure, that's exactly the problem that the above hack is trying to solve.
> 
>> wouldn't it be better suited in "/usr/bin/dbd /share" when "ea=samba" is
>> enabled to read and rewrite old xattr values so that they reflect the
>> current config?
> 
> That would be possible. The only problem with this would be that dbd can't
> detect had been run before to fix this, so every time you run it, you would
> extend the xattrs by one byte. :) dbd could add a marker to every file, but I'm
> not sure how clever a idea that is

why? by read the existing xattr it should be pretty clear if it is in
the new or old format