XOVER ranges

Russ Allbery rra at stanford.edu
Fri Apr 4 21:33:45 UTC 2008

"Jeffrey M. Vinocur" <jeff at litech.org> writes:
> On Fri, 4 Apr 2008, Russ Allbery wrote:

>> Otherwise, you probably want to periodically in nnrpd re-get group
>> statistics for the group to update the watermarks in nnrpd as well.
>> I'm not sure if showing articles with higher numbers than GROUP reported
>> will confuse some clients.
> *sigh* It wouldn't be very hard to have nnrpd update itself as part of
> the commands that require it (NEXT, XOVER, XHDR might be the only ones).

Not that anyone ever actually *uses* NEXT... :)

> I don't want to break anything, but the more I think about it, the more
> I think it is incorrect for the client to be able to say XOVER 1-10, and
> only get headers from 8 articles because that was what existed when it
> entered the group, even though articles 9 and 10 now exist.
> Particularly because clients that use multiple simultaneous connections
> will potentially be able to see those articles on some connections but
> not on others.

I say go with your instinct on it, then, and have nnrpd update its group
stats for those commands that matter.

Russ Allbery (rra at stanford.edu)             <http://www.eyrie.org/~eagle/>

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