[Samba] Migration to vfs_fruit with existing AppleDouble files?

Reindl Harald h.reindl at thelounge.net
Wed Apr 27 17:15:08 UTC 2016

Am 27.04.2016 um 19:08 schrieb Scott Call:
> Thanks for the response!
> This would be really helpful because we use a lot of old adobe type 1 fonts
> that are 100% resource fork and are rendered unusable without the
> marshalled xattr's in addition to the AFP_ streams.
> While ideally having it seamlessly integrated into samba would be great, if
> it's easier to run a one-time conversion utility we can do that too.

  appledouble = ea
  ea = samba

and there is a similar problem with netatalk - "appledouble = ea" is 
only for new files and a recently added option - no idea how to switch 
from netatalk to samba in a sane way when you have thousands of adobe 
type 1 fonts on your shares :-(

> On Wed, Apr 27, 2016 at 12:32 AM, Ralph Boehme <slow at samba.org> wrote:
>> On Fri, Apr 22, 2016 at 03:18:31PM -0700, Scott Call wrote:
>>> Hello!
>>> I have a quite large installation that currently supports OSX clients by
>>> forcing them to SMB1 with no streams (via the "nsmb.conf") file.
>>> This setup forces the OSX clients to generate their own ._[FILENAME]
>>> appledouble files for files with resource forks (like adobe documents).
>>> We recently discovered the fine work that's been done on vfs_fruit and
>>> wanted to see it it could help us.
>>> We have setup a test bed with a newer version of samba and vfs_fruit
>>> implemented and the behavior seems much better (faster, easier, etc) we
>>> just have one issue we've found.
>>> The OSX generated AppleDouble files are not compatible with the vfs_fruit
>>> generated ones.
>> Compatible, but containing a different metadata subset. OS X generated
>> AppleDouble contain marshalled xattr, Samba's don't.
>>> I think the difference (or at least part of it) is the files made by OSX
>>> might have all streams in them not just the AFP_* streams and the files
>>> themselves don't have xattr's set.
>> Yes.
>>> Ideally we would like to upgrade our existing server to a newer version
>>> using vfs_fruit and letting the VFS handle the AppleDouble files.
>> vfs_fruit converts the AppleDouble files on access, the AppleDouble
>> marshalled xattrs are discareded however. It's not rocket science to
>> add code for migrating the xattr data, but it will probably take a few
>> days of tedious work

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