[Samba] DFS questions...

[Kees van Vloten]

On 21-08-2023 18:17, Joachim Lindenberg wrote:
> Hi Kees,
> Thanks once more. To be precise:
> - you are running this on DCs?
Yes
> - no links required as on the wiki page?

No, there are 2 ways of configuring it, the wiki has the symlink method, 
below is the other method.

I don't like broken symlinks on my machines, therefore this is what I 
prefer.

> - "vfs objects = dfs_samba4, acl_xattr, full_audit" - I don´t have that in my smb.conf. What part(s) of this are default, required, or special?

Sorry, I copied it from my smb.conf, a little to quick. For DFS, you 
just add "dfs_samb4" to "vfs_objects".

> Thanks,
> Joachim
>
> -----Ursprüngliche Nachricht-----
> Von: samba <samba-bounces at lists.samba.org> Im Auftrag von Kees van Vloten via samba
> Gesendet: Montag, 21. August 2023 13:56
> An: samba at lists.samba.org
> Betreff: Re: [Samba] DFS questions...
>
>
> Op 21-08-2023 om 13:43 schreef Joachim Lindenberg via samba:
>> I have been looking into DFS (no R) with Samba and found the page https://wiki.samba.org/index.php/Distributed_File_System_(DFS) and do have some questions:
>>
>> “There is currently (July 2014) a discussion in the mailing list in which several users report great difficulties with domain-based DFS in samba 4, maybe related with the implementation of smb protocol version 3.” – is this still true or has this been resolved in the meantime?
>>
>>    
>>
>> “but beware of the pitfalls of the vfs object option” – are these resolved? Or what should I read to understand these? Does this suggest to implement DFS shares on a DC as vfs is default or just the opposite?
>>
>>    
>>
>> “and the DFS names must be declared on each DC” – or other file server? DFS names refers to the “ln -s …” defined names or something else?
>>
>>    
>>
>> “DFS works only for Administrator in Samba 4.1.4, and requires a patch to work for all users.” – I suppose this is obsolete by now.
>>
>>    
>>
>> I also suppose I would have to define a DFS share with e.g. [dfsusers] in smb.conf, correct?
>>
>>    
>>
>> I admit I have never been running a samba file server (beyond sysvol on DCs) yet and my plan is to use DFS to point to windows file servers initially, probably using some sync tool.
>>
>>    
>>
>> Thanks,
>>
>> Joachim
>>
>>    
> DFS works fine for me with 4.17 and 4.18.
>
> In smb.conf [global] you get "vfs objects = dfs_samba4, acl_xattr, full_audit"
>
> And per DFS-share:
>
> [share]
> msdfs root = yes
> msdfs proxy = \<server1>\<share>,\<server2>\<share>
>
> With these settings you can point your clients to \\<domain>\<share>
>
> - Kees.
>
>
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