[Ms-nfs41-client-devel] Windows Server NFS, getfact not working on NFS

[Martin Wege]

On Sun, Oct 6, 2024 at 8:53 AM Cedric Blancher
<cedric.blancher@gmail.com> wrote:
>
> On Sat, 5 Oct 2024 at 14:44, Martin Wege <martin.l.wege@gmail.com> wrote:
> >
> > Greetings!
> >
> > If I mount a NFS filesystem from a Windows NFS4.1 server (Windows
> > Server 2022) on Windows 10, then getfacl does not work:
> >
> > cd /cygdrive/n/nfsshare1
> > touch testfile
> > getfacl testfile
> > getfact: testfile: Not supported
> >
> > NFS server is running Windows Server 2022
> > NFS client is Windows 10 Professional, with CYGWIN_NT-10.0-19045 3.5.4-1.x86_64
> >
> > How can I debug this further? If I mount a NFS filesystem from Linux,
> > getfact works.
> >
>
> Please run winfsinfo on the NFS filesystem:
> /bin/winfsinfo getvolumeinfo "$(cygpath -w /cygdrive/n/nfsshare1)"
>
> Does winfsinfo getvolumeinfo list the FILE_PERSISTENT_ACLS flag in that output?
>

No, FILE_PERSISTENT_ACLS is not in that output.

Reading https://learn.microsoft.com/en-us/windows/win32/api/fileapi/nf-fileapi-getvolumeinformationa
it means that the Windows NFSv4.1 server does not support ACLs?

Thanks,
Martin