Posted by frizzle on 12/13/06 14:12

Erwin Moller wrote:
> frizzle wrote:
>
> > Hi there,
> >
> > I need a function to prevent a page from being loaded too often too
> > fast.
> > So say, one is only allowed to refresh a single page 5 times in 10
> > seconds, or 10 times in 5 seconds (or whatever ... ).
> > If the load frequency exceeds that, the site calls exit(); And a
> > message is displayed. Just like Expression Engine does ...
> >
> > This way i want to protect the DB from being queried rediculously
> > often, and maybe even protect it from DDOS attacks.
> >
> > I hope it's clear. I don't know where to start ..
> >
> > Thanks!
>
> Hi,
>
> You have to implement some kind of countingmechanism when the page starts.
> You can store the timestamp (now) in a database once the page runs, and
> check if it has been accessed more than X times last Y seconds.
> Just build it. :-)
>
> Of course this check will slow down each request to the page a little, but
> if the load of running the whole page is much higher, this may be worth the
> time.
>
> Regards,
> Erwin Moller

Would this be a good thing to do with sessions ?

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