Checking if PAM is used by login

David Resnick abunetta at gmail.com
Tue Jun 26 12:53:24 UTC 2007


Great! Thanks a lot. This is just what I was looking for.

One thing I don't understand though is what happens if PAM is uninstalled.
Will this prevent 'login' (for example) from running at all? Is a new
'login' binary put in place when the PAM RPM is installed?

-David

On 6/26/07, Kenneth Geisshirt <kenneth at geisshirt.dk> wrote:
>
> On Tue, June 26, 2007 14:11, David Resnick wrote:
>
> > Though I am hoping for something more definitive (in case, for example,
> > the
> > logged activity is old and PAM has since been disabled).
>
> I don't follow you. PAM is not a service but a library (with plugins in
> the form of shared objects - .so files). You don't simply disable PAM.
> Take the /bin/login program - it is used for login at the console. Try to
> run ldd /bin/login and see that this program is linked with libpam.so.
> Then check /etc/pam.d/login to see how login is using PAM.
>
> /kneth
>
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