Corinna Vinschen corinna-cygwin@cygwin.com
Fri Dec 18 20:47:00 GMT 2015

On Dec 18 21:41, Achim Gratz wrote:
> Corinna Vinschen writes:
> > For the time being, yes.  I think I documented this in
> > https://cygwin.com/cygwin-ug-net/ntsec.html.
> I've found it.
> > The windows UIs show the
> > owner of a file knowning the server to fetch the user info from.  Cygwin
> > doesn't ATM, since the entire functionality to fetch the info is hidden
> > behind the getpwXXX/getgrXXX calls, which have no idea where this call
> > is coming from.  For the time being, create /etc/passwd and /etc/group
> > entries for your other machines.  Patches welcome to extend the getpw/
> > getgr functionality to fetch user info from non-local/non-AD machines.
> That doesn't really work, I'm afraid.  If I do this, the UID get mapped
> to the same space and stomp all over each other.  What is my user on one
> machine is cyg_server on another and sshd on the third.  When I remove
> the entries in the passwd file then I'm back to somwhow knowing that
> this SID comes from another machine, but no way to know which.  Even for
> those machines where my RID is the same, this gets mapped to
> Unknown+User and Unknown+Group.  Somehow I'd need to be able to specify
> a shift for each machine in order to tell them apart in the passwd/group
> files, it seems.

mkpasswd -o


Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 819 bytes
Desc: not available
URL: <http://cygwin.com/pipermail/cygwin/attachments/20151218/cd5ce6e3/attachment.sig>

More information about the Cygwin mailing list