[Samba] Using Access Control Lists with SMB2/SMB3 Mounts on Linux Clients

Jeremy Allison jra at samba.org
Tue Feb 26 16:03:42 UTC 2019

On Tue, Feb 26, 2019 at 03:05:12PM +0000, Kraus, Sebastian via samba wrote:
> Dear all,
> what is about the support for POSIX ACL in Samba protocol implementation of SMB2 and SMB3?
> From what I extracted from SNIA and SambaXP developer conference talks and as well as the official Samba Wiki, 
> support for POSIX ACL in SMB2 and SMB3 has been completely abandonned. Am I right?

Yes. We're not planning to allow direct POSIX ACL access
in SMB2+.

> If so, is there any other possibility to allow Linux Clients to natively access access control lists 
> (via NT Security Descriptor, NFSv4 ACL, CIFS ACL) under SMB2/SMB3 on commandline and/or from GUI applications?

smbcacls is the command line tool to do this against
an SMB server.

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