[zeromq-dev] 0MQ/1.0 and 0MQ/2.0 (0sockets) comparison

[Jon Dyte]

Hi Adam

If you want a mulitcast message bus with multiple senders to multiple 
receivers, there is  NORM, which would do this out of the box.

http://cs.itd.nrl.navy.mil/work/norm/

I can't say I've tested it anger, but i downloaded it couple of years back and 
it worked.

Jon

On Monday 17 Aug 2009, Martin Sustrik wrote:
> Hi Adam,
> 
> > How will the java bindings change in 2.0?
> > 
> > Will multiple senders to multiple receivers be supported without an
> > intermediate broker passing messages from a global queue to a global
> > exchange (cf. previous thread "Possible zeromq messaging
> > topologies")?
> 
> This is the "multicast message bus" scenario. It's our intent to support 
> it, however, the requirements are not completely clear so far.
> 
> My suggestion would be to proceed this way:
> 
> 1. Allow multiple producers to send messages to the same multicast group.
> 2. On receiver side, make no difference between messages from different 
> sources, i.e. don't tag messages in any way to identify which producer 
> sent them.
> 3. Don't notify receivers about new producers joining the multicast 
> group, about old producers leaving the group or errors related to a 
> single producer.
> 
> Once the basic functionality is done, let's find out what additional 
> features are required by users.
> 
> Thoughts?
> Martin
> 
> 
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