[Freeciv-Dev] [PATCH] validmaxplayers (was: Disable DoS attacks on civservers)

[Reinier Post <rp@xxxxxxxxxx>]

On Wed, Dec 12, 2001 at 06:42:47PM +0100, mojzisek@xxxxxxxxxxxxxxxxxxxx wrote:
> Hi there,
> 
> maybe you noticed, that in last few days several DoS attacks appeared on
> civserver.freeciv.org. That attack consists in joining the server,
> creating an AI player, setting option maxplayers to 1, and disconnecting.
> The server was then locked for everyone.
> 
> I wrote a few lines of code disabling that attack. It is a fast hack, but
> it works pretty well using trigger function on option maxplayers. A patch
> is included against latest cvstree.
> 
> Please, let me know, if you accept that patch or not. Thanx for your work
> on freeciv.

The patch is now applied on civserver.freeciv.org (attached below).
I'm also sending this to bugs@ to put it into the maintainers' vision.

-- 
Reinier

validmaxplayers.patch
Description: Text document