[zeromq-dev] PUB/SUB with multiple publishers

[Dmitri Toubelis]

Thanks. This is exactly what I did with Matt's help. Works like a charm.

> -----Original Message-----
> From: zeromq-dev-bounces at lists.zeromq.org 
> [mailto:zeromq-dev-bounces at lists.zeromq.org] On Behalf Of chris
> Sent: July 19, 2010 12:17 AM
> To: zeromq-dev at lists.zeromq.org
> Subject: Re: [zeromq-dev] PUB/SUB with multiple publishers
> 
> Dmitri Toubelis <dmitri.toubelis <at> alkeron.com> writes:
> > I have a scenario when I need to use PUB/SUB scheme with 
> multiple publishers.
> 
> If I've understood you correctly...
> 
> You'll need a topology that looks like this:
> 
> pub                   sub
>    \                 /
> pub-s1--fsub/fpub--s2-sub
>    /                 \
> pub                   sub
> 
> Both the 'pub'lishers and the 'sub'scribers must "connect" to 
> their respective
> sockets, s1 and s2.
> 
> fsub and fpub must "bind" s1 and s2 sockets respectively and 
> can use a simple
> forwarder device as an implementation.
> 
> Basically, what you do, is create two sockets.  Bind s1 as 
> ZMQ_PUB and bind s2
> as ZMQ_SUB.  Create ZMQ_FORWARDER devices having s1 as the 
> insocket, and s2 as
> the outsocket.
> 
> Then, as you need, connect publishers to s1 and connect 
> subscribers to s2.
> 
> regards,
> 
> chris
> 
> 
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