On Thu, Jan 9, 2025 at 4:19 PM Roland Mainz via Cygwin
<cygwin@cygwin.com> wrote:
>
> On Wed, Jan 8, 2025 at 5:33 PM Roland Mainz <roland.ma...@nrubsig.org> wrote:
> >
> > Hi!
> >
> > ----
> >
> > Does Cygwin 3.6 support filesystems which have been forwarded by the
> > Windows Remote Client (mstsc.exe) ?
> >
> > I tried to access such a forwarded dir, but $ ls -l # returned this:
> > ---- snip ----
> > $ bash -c 'cd //TSCLIENT/L && ls -l'
> > ls: cannot read symbolic link 'newtestmachine_dir2': Invalid argument
> > ls: cannot read symbolic link 'winserver2019_admindir2': Invalid argument
> > total 665207504417527
> > ?--xr--r-x 0 Unix_User+2 Unix_Group+1252
> > 8589934592 Jan 1 1970 builds
> > ?--xr--r-x 65535 Unix_User+0 Unix_Group+6539296
> > 8589934592 Jan 1 1970 download
> > ?--xr--r-x 65535 Unix_User+0 Unix_Group+6539296
> > 8589934592 Jan 1 1970 gitbundles
> > ?--xr--r-x 65535 Unix_User+0 Unix_Group+6539296
> > 8589934592 Jan 1 1970 newtestmachine1
> > l-----xr-x 13 Unix_User+6539088 Unix_Group+6539672
> > 4294967295 Jan 1 1970 newtestmachine_dir2
> > ?-ws-wS--t 65535 Unix_User+0 Unix_Group+6539296
> > 4294967296000 Jan 1 1970 newtestmachine_dir3
> > ?--xr--r-x 65535 Unix_User+0 Unix_Group+6539296
> > 8589934592 Jan 1 1970 rde
> > ?--xr--r-x 65535 Unix_User+0 Unix_Group+6539296
> > 8589934592 Jan 1 1970 rde.zip
> > ?-ws-wS--t 65535 Unix_User+0 Unix_Group+6539296
> > 4294967296000 Mar 17 1970 te_install
> > l-----x-wx 11 Unix_User+6539088 Unix_Group+6539672
> > 4294967295 Jan 1 1970 winserver2019_admindir2
> > ---- snip ----
> >
> > Any idea what is going wrong in this case ?
>
> Short update:
> On the machine which got the forwarded filesystems I get this:
> ---- snip ----
> $ nfs_ea '\??\UNC\TSCLIENT\T\test1' getnfs3attr
> Querying extended attribute 'NfsV3Attributes' on file
> '\??\UNC\TSCLIENT\T\test1':
> ZwQueryEaFile('"') failed with 0xc0000002
> ---- snip ----
>
> 0xC0000002 == STATUS_NOT_IMPLEMENTED
>
> The Windows NFSv3 and NFSv4.1/NFSv.2 drivers implement support for
Which Windows NFSv4.2 client? Windows clients I've seen so far are
NFSv4.0 or NFSv4.1, but none does NFSV4.2
Sebi
--
Sebastian Feld - IT security consultant
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