Re: Request for error handling advice….?

[Matthew M. DeLoera]

Thanks for the reply, Greg!

I posted my question on their dev list, and hopefully I'll get some response over there.

And "gas" was thanks to OS X's overactive spelling correction….. Nothing implied! :)



On Aug 29, 2011, at 7:52 PM, Greg Hudson wrote:

> On Mon, 2011-08-29 at 19:16 -0400, Matthew M. DeLoera wrote:
>> I have a (hopefully) very simple question. This is really more a GSS
>> issue, but I'm not sure if there's a better forum, so my apologies in
>> advance!
> 
> The implementation you're using (gssglue) is part of the Linux NFS
> project, so you might try their lists; see
> http://www.citi.umich.edu/projects/nfsv4/linux/
> 
>> Oversimplified but probably enough. I'm testing error handling on
>> missing gssapi_krb5.so (missing provider underneath GSS, so dynamic
>> load fails). I find that gas_import_name() does not fail, and in
>> Ubuntu 10.04, the gas_release_name segfaults.
> 
> The segfault sounds like a bug in gssglue or an indirect result of a
> memory corruption bug in your code.  There's no reason you wouldn't want
> to release the name after a failure from gss_acquire_cred.  I looked at
> the gssglue sources but didn't see anything obvious.
> 
> (Is "gas_" just a typo for "gss_" everywhere you used it, or is there
> some meaning to it?)
> 
>