On Oct 7, 2009, at 4:40 PM, Carson Gaspar wrote:

Guillaume Rousse wrote:
Hello list.

I recently found than the GSSAPI plugin, used notably in openldap,
doesn't honor map-to-local rules, as described at
http://www.openldap.org/lists/openldap-software/200910/msg00010.html

Is it intentional ?

No modern protocol should care. The target username should be transmitted as part of the application protocol - GSSAPI does authentication, not authorization
or user name mapping. Yes, MIT krb5 (not GSSAPI) supports hacks using
auth_to_local and auth_to_local_names, but only if you call
krb5_aname_to_localname(), which is deprecated. I suspect mod_krb is using this
deprecated function.

What worries me is that the native realm _is_ stripped. It shouldn't be. I'm not
sure why gssapi_server_mech_step() does so.

Because most programs are only set up to handle simple usernames.

I thought it was only the Solaris implementation that did that (and only if the realm == the default realm in [libdefaults]). I gather you're seeing that elsewhere?

------------------------------------------------------
The opinions expressed in this message are mine,
not those of Caltech, JPL, NASA, or the US Government.
henry.b.h...@jpl.nasa.gov, or hbh...@oxy.edu



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