[OpenAFS-devel] More on the PAM modules, pthreads, and other joys

[Jeffrey Altman]

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Russ Allbery wrote:
> Second, the PAM modules wouldn't work properly with the pthread libraries
> (assertion error in rxkad/rxkad_common.c) because the rxkad
> thread-specific data was being retrieved before it was initialized.  I
> tracked this down to ka_UserAuthenticateGeneral and friends never calling
> rx_Init.
> 
> I'm not sure what the best solution to this is.  I have a patch to the PAM
> modules to make them call rx_Init directly, which I can provide if that's
> the right approach, but I wasn't sure if perhaps the relevant ka_*
> functions should handle this somehow under the hood.  Also, I wasn't sure
> if the patch was of interest, since right now the PAM modules aren't built
> against the shared pthread-based libraries and therefore don't have this
> problem in a stock build.

Modules or applications that make use of rx must call rx_Init().
Adding rx_Init() to the PAM module is the appropriate thing to do.

Jeffrey Altman

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