Displaying streams as xattrs

[Bruce Ferrell]

On 5/25/23 9:15 AM, Jeremy Allison via samba-technical wrote:
> On Thu, May 25, 2023 at 08:57:18PM +1000, ronnie sahlberg via 
> samba-technical wrote:
>> On Wed, 24 May 2023 at 08:34, Jeremy Allison <jra at samba.org> wrote:
>>>
>>> ADS - "Just Say No !"
>>
>> I think that is a flawed argument.
>> It only really means that the virus scanners are broken. So we tell
>> the virus scanner folks to fix their software.
>> Viruses hide inside all sort of files and metadata.
>> There are viruses that hide inside JPEG files too and some of them
>> even gain privilege escalations through carefully corrupted JPEG
>> files.
>> We fix the bugs in the parser, we don't "drop support for JPEG files".
>
> What is the use-case for ADS on Linux ? And don't say "Windows
> compatibility" - stories about your mother's advice about
> jumping off a cliff have meaning here :-).
>
> Give me an actual *need* for ADS on Linux that can't
> be satified any other way before you start plumbing
> this horror into the internal VFS code.

The argument I'd give against it is that even Microsoft warns against 
the use of ADS.

I'm sure they had SOME idea for it's use in the mists of time, what that 
might have been seems to be utterly lost now.