[zeromq-dev] Multicast and send/recv

gonzalo diethelm gdiethelm at dcv.cl
Mon Feb 22 14:46:27 CET 2010


> > Say I have many different programs running on a network, all of them
> > built using 0MQ. I have been thinking about having a supervisor that
> > every so often sends a "ping" message, gathers the responses from
all
> > programs and tells me useful information about them (starting with
who
> > is responding to the ping message).
> >
> > Can this be done with multicast? Could I have each program do a bind
on
> > a multicast endpoint (probably on a separate thread) and, when
receiving
> > the ping message, answer back using the same endpoint / channel? The
> > advantage I see about doing things this way is that each program
only
> > needs to know the endpoint it has to bind to, and the supervisor
does
> > not need to know how many programs there are (as long as all of them
are
> > reachable through multicast). Or is there a better way to do this?
> 
> Yes. I think using multicast for this kind of thing makes sense.

And what kind of socket would you use? Since it has to be bidirectional,
it seems as if REQ/REP or UPSTREAM/DOWNSTREAM are the only candidates,
right?

-- 
Gonzalo Diethelm



----------------------------------------- 
Declaración de confidencialidad: Este Mensaje esta destinado para
el uso de la o las personas o entidades a quien ha sido dirigido y
puede contener información reservada y confidencial que no puede
ser divulgada, difundida, ni aprovechada en forma alguna. El uso no
autorizado de la información contenida en este correo podrá ser
sancionado de conformidad con la ley chilena. 
Si usted ha recibido este correo electrónico por error, le pedimos
eliminarlo junto con los archivos adjuntos y avisar inmediatamente
al remitente, respondiendo este mensaje. 

"Before printing this e-mail think if is really necesary".
Disclosure: This Message is to be used by the individual,
individuals or entities that it is addressed to and may include
private and confidential information that may not be disclosed,
made public nor used in any way at all. Unauthorized use of the
information in this electronic mail message may be subject to the
penalties set forth by Chilean law. 
If you have received this electronic mail message in error, we ask
you to destroy the message and its attached file(s) and to
immediately notify the sender by answering this message. 




More information about the zeromq-dev mailing list