[Olsr-dev] Idea for a new plugin

Henning Rogge (spam-protected)
Sat Mar 7 13:24:43 CET 2009

On Samstag 07 März 2009 13:03:00 ZioPRoTo (Saverio Proto) wrote:
> > net, even if the mesh isn´t connected to the internet. So i thought
> > about reinventing the wheel... Since olsr is capable of flooding
> > arbitrary messages over the net, why not use it to transport text
> > messages? Using a simple webchat-interface on the routers themselves
> > would eliminate the need of installing any additional software on
> > participant´s computers.
> Do not reinvent the wheel ! :)
> It is cool because 4 days ago I started developing a new OLSR plugin
> for mDNS support over the MESH.
> The key idea of the plugin is to intercept mDNS traffic on the HNA
> networks, get this traffic and flood it to the OLSR nodes into new
> OLSR message types. The receiving nodes decapsulate the traffic and
> inject it into their HNAs.
> Once you have the plugin running on your node (suppose you have the
> laptop on the HNA segment) Bonjour Chat clients (Pidgin, iChat and
> others..) starts to populate buddy list and you can chat serverless.
> Think about this plugin as the BMF plugin BUT just for mDNS traffic
> (udp port 5353) with the BIG difference that I do not open tuntap
> interfaces and other sockets but I send the little udp packets into
> OLSR messages. This is a BIG difference because not every node of the
> mesh must run the plugin to have its functionalities. In fact nodes
> that do not have the plugin installed will forward the unknown message
> types as default olsr behaviour.
We really need to think about a good multicast implementation for our mesh 
protocols ! :)

> I was planning to talk about this next week, and give a pointer to a
> public Mercurial repository :) Stay tuned !
Thank you for this information, it would be really great if we don't do the 
same stuff multiple times. :)

> About the webchat-interface in javascript this a topic that somebody
> at Ninux.org is addressing too but I think this is not on topic on
> this mailing list. Contact "Lorenzo" (spam-protected) (here in
> Cc:) because I think you guys may share code !
Gregor, you might want to get in touch witz Lorenzo...

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