Re: Constructing a NFSv4 ACL from POSIX mode bits

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On Tue, Jul 24, 2012 at 12:33:49PM -0700, Haynes, Tom wrote:
> In looking at http://tools.ietf.org/html/draft-ietf-nfsv4-acl-mapping-05, it
> states that when mapping the write bit, only for the owner do we set
> ACE4_WRITE_ACL.
> 
> Back in version 00, it is open as to whether we can also set it for the
> group and other if they have the write bit set.
> 
> I looked back at the NFSv4 WG aliases and I see some discussion from Lisa
> on how Solaris only ever sets it for the owner due to POSIX restrictions
> via chmod(). So, now I know how another server does it.
> 
> What does the Linux server do in this case?

The Linux server does what's described in the above draft:
unconditionally sets NFS4_ACE_WRITE_ATTRIBUTES | NFS4_ACE_WRITE_ACL on
an OWNER@ ALLOW ACE, and nowhere else.

--b.
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