pam_krb5 with PKINIT from Heimdal and MIT

Andrew Bartlett abartlet at
Tue Oct 10 01:22:26 EDT 2006

On Tue, 2006-10-10 at 01:15 -0400, Sam Hartman wrote:
> >>>>> "Andrew" == Andrew Bartlett <abartlet at> writes:
>     Andrew> On Mon, 2006-10-09 at 20:41 -0400, Sam Hartman wrote:
>     >> >>>>> "Douglas" == Douglas E Engert <deengert at> writes:
>     >> 
>     Douglas> o Since the Heimdal default it to compile in pkinit, or
>     Douglas> at least a stub for it, this pkinit code can be compiled
>     Douglas> into pam_krb5 by default. I would hope the MIT code would
>     Douglas> do something similar.
>     >> 
>     >> 
>     >> we can't do that.  Pkinit really needs to be a plugin for gpl
>     >> reasons.  I think that also means that we need to have a way to
>     >> provide preauth-specific parameters to a plugin without
>     >> defining pkinit-specific things in krb5.h.  I think we run into
>     >> GPL issues if we do anything else.
>     Andrew> What are the 'GPL issues'?
>     Andrew> Linking GPL'ed PK-INIT code, or worried about loading
>     Andrew> binary-only PK-INIT plugin parts?
> Neither, actually.  We need to keep MIT krb5 GPL compatible.  Which
> means we cannot pull in openssl.  It seems entirely fine for us to
> distribute a plugin that is not GPL compatible provided of course that
> GPL applications don't need to use it.

Ahh, the OpenSSL boogieman.  For Samba4, I really, really appreciate the
work that Heimdal did for an OpenSSL-free build.  :-)

Andrew Bartlett 

Andrew Bartlett                      
Authentication Developer, Samba Team 
Samba Developer, Red Hat Inc.        
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