Re: MEMORY credential cache interop between Heimdal and MIT?

["Henry B. Hotz" <hotz@jpl.nasa.gov>]

On Aug 15, 2007, at 11:31 AM, Alf Wachsmann wrote:

> Hi,
>
> I have the Authen::Krb5 Perl module compiled against the Red Hat  
> Enterprise Linux 3 version of MIT's Kerberos 5 and Russ' remctl  
> software
> compiled against Heimdal-1.0.1.
>
> In my Perl script, I am getting credentials in a MEMORY cache:
>
> $ENV{KRB5CCNAME} = 'MEMORY:remctl_special';
> my $cc     = Authen::Krb5::cc_resolve($ENV{KRB5CCNAME});
> [...]
> my $i = Authen::Krb5::get_in_tkt_with_password($client, $server,  
> $passwd, $cc);
>
> and then later call Russ' remctl with these credentials:
>
> my $remctl = Net::Remctl->new;
> $remctl->open("remctl_srv", $PORT, "remctl/ 
> remctl_srv.slac.stanford.edu")
>         or die "Cannot open remctl connection: ", $remctl->error,  
> "\n";
>
> which fails with:
>
> GSS-API error initializing context:  Miscellaneous failure (see  
> text), No such file or directory
>
>
> Everything works fine if I use a file as credential cache.
> It also works fine when I recompile remctl with the RHEL3 native
> MIT Kerberos 5.
>
> Is there a way to make the MEMORY credential cache work in such a
> mixed Heimdal/MIT setting?
>
> Many thanks,

I seriously doubt it, but if someone can say how I'd be really  
interested.


------------------------------------------------------------------------
The opinions expressed in this message are mine,
not those of Caltech, JPL, NASA, or the US Government.
Henry.B.Hotz@jpl.nasa.gov, or hbhotz@oxy.edu