What about SMB3 Multi-Channel in Samba?

Michael Adam obnox at samba.org
Thu Jan 21 18:30:51 UTC 2016


It has been brought to my attention that I have not
been overly clear:

What I wanted to express is that we will try to
get multi-channel as an experimental feature into 4.4.

Will send patchsets soon..

Cheer - Michael

On 2016-01-20 at 21:32 +0100, Michael Adam wrote:
> Hi,
> 
> Last year I presented about the state of Multi-Channel in Samba
> at sambaXP in May and at the SDC in September [1].
> 
> Our plan was actually to bring Multi-Channel into the 4.4 release
> of Samba. Now unfortnately, we had to re-prioritize resources in
> Q4-2015, hence there is not as much progress on the code as I had
> planned. :-(
> 
> But now we are in full swing again. My copy of the WIP branch
> is here: [2]. It its currently updated several times a day, and
> we (mostly G√ľnther and I, with Anoop helping out in some places)
> are in the progress of cleaning up patches and code and fixing
> the missing pieces. Several preparations in the underpinnings
> of the smb2 code hava already been brought upstream last year.
> The session binding code is in pretty good shape. The connection
> passing patches need some clean-up, and the replay-detection
> code needs to be fully verified. Finally socket wrapper
> needs support for fd-passing in order to fully self-test the
> feature without a hack in the server code.
> 
> Now with 4.4 being branched next week, it is more than just
> unlikely that we can get anything into master in time, even
> as an experimental tech-preview kind of feature, but we are
> still working feverishly. ;-)
> 
> Cheers - Michael
> 
> 
> [1] http://www.snia.org/sites/default/files/SDC15_presentations/smb/MichaelAdam_SMB3_Multi_Channel_%20rev.pdf
> [2] https://git.samba.org/?p=obnox/samba/samba-obnox.git;a=shortlog;h=refs/heads/master-multi-channel-obnox


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