[torqueusers] How to rip out user validation?

Nate Woody nate.a.woody at gmail.com
Thu Jun 24 05:50:48 MDT 2010


Chris,
Gotcha, I've just never noticed the ruserok checks in regular
submission until I've messed with -u or submit hosts because of
hosts.equiv being configured.  Seems obvious in hindsight, I suppose.

Thanks for the clarification!

Best,
Nate


On Thu, Jun 24, 2010 at 1:51 AM, Christopher Samuel
<samuel at unimelb.edu.au> wrote:
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> On 24/06/10 03:52, Nate Woody wrote:
>
>> The only time I've needed to setup rhosts is for doing
>> qsub -u or when using a remote submission host.  There
>> is no need to configure .rhosts for a remote submission
>> host (or there are at least alternatives), leaving me
>> with my (albeit assumed) impression of what was being
>> tried.  That aside,  what are the other use cases I
>> don't know about?
>
> The ruserok() function is called by Torque for every
> submission, but it handles both /etc/hosts.equiv plus
> ..rhosts files.
>
> Now in most clusters (where -u isn't being used) you
> only need to configure /etc/hosts.equiv on the system
> running pbs_server and you're done.
>
> However, if you submit as a different user using -u
> then /etc/hosts.equiv won't help and the trust
> relationship has to be specified in the users .rhosts
> file.
>
> The other situation where that would be necessary is
> where the user wants to submit from a different system
> where his username is different.
>
> cheers!
> Chris
> - --
>  Christopher Samuel - Senior Systems Administrator
>  VLSCI - Victorian Life Sciences Computational Initiative
>  Email: samuel at unimelb.edu.au Phone: +61 (0)3 903 55545
>          http://www.vlsci.unimelb.edu.au/
>
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