Re: [Testbed-admins] pcapper not listening...

[Mike Hibler <mike@flux.utah.edu>]

On Mon, Nov 30, 2009 at 10:20:45AM -0600, Eric Hall wrote:
> Mike Hibler wrote:
> >In fact, we did recently see this.  You can download:
> >
> >  http://www.emulab.net/downloads/pcapper.diff
> 
> hmmm... my browser can't seem to find that file...
> 

That is because I didn't make it readable!  Try now.

> >The relevant part of the patch is this:
> >
> >        /*
> >         * Create a socket to listen on, so that we can tell remote
> >         * applications about the counts we're getting.
> >         */
> >-       proto = getprotobyname("TCP");
> >-       sock = socket(AF_INET,SOCK_STREAM,proto->p_proto);
> >+       sock = socket(AF_INET, SOCK_STREAM, 0);
> >
> >which gets rid of the call to getprotobyname (yes, it is hanging in there).
> >Let me know if the patch works for you.
> 
> I made the above change by hand, but what is the proper way to build a 
> new pcapper?
> 
> Thanks,
> --
> Eric
> 

You have to build/install/reimage for each OS.  Which means you have to
build pcapper on each client OS.  See part "B" of:

	http://users.emulab.net/trac/emulab/wiki/UpdateNode