Re: Hub Bug?

[Mal Lansell <mal@xxxxxxxxxxx>]

A new version of the standalone xPLHub is available from
http://www.xplmonkey.com/downloads/xplhub.msi

This fixes the message parsing bug that Ian reported.

Mal


Mal Lansell wrote:

> I can see why that causes a problem.  The message parsing is a
potential
> weak spot (since its the only part of the code that cares what is in
the
> message)
> I'll spend some time today making it bomb proof (hopefully).
>
> Mal
>
>
> Ian Lowe wrote:
>
> > Yeah, got a little more detail -
> >
> > If the hub receives a message that is malformed in a specific way
> > (others may cause the problem, but I have confirmed this one) -
that the
> > last elemnt of the message body is missing the chr(10) character,
that
> > is:
> >
> > tag=value}
> >
> > Rather than:
> >
> > Tag=value
> > }
> >
> > Then the hub locks up and will not pass any further xPL messages.
I have
> > confirmed this, as the rogue application on my desktop caused the
xPL
> > hubs on three other machines to stop pasing packets in the same
way -
> > one on server 2k3, one on NT4, one on Windows XP.
> >
> > Restarting the hubs resolves the problem, re-running my app
brings it
> > back as soon as a button is pressed. (I have now fixed my app)
> >
> > Ian.
> >
> > -----Original Message-----
> > From: ukha_xpl@xxxxxxx [mailto:ukha_xpl@xxxxxxx] On
> > Behalf Of Ian Lowe
> > Sent: 24 September 2005 11:24
> > To: ukha_xpl@xxxxxxx
> > Subject: [ukha_xpl] Hub Bug?
> >
> > Mal, I might have a bug in the new hub code - it doesn't seem to
form
> > malformed xPL packets. (obviously, I'm not expecting it to
correct
> > malformed packets, but a dodgy packet going through (in this
case, the
> > app I am working on) seems to cause it to lock up.
> >
> > It happens repeatably.
> >
> > Ian.
> >
> >
> >
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