[erlang-questions] Distributed publish/subscribe system
Tue Jan 25 01:14:14 CET 2011
> 1. Subscriber subscribes to the interested topic
> 2. Publisher publishes event related to the topic
> 3. System delivers the event to all the users subscribed to this
> topic. If subscriber is connected, the event is delivered immediately.
> If the subscriber is not connected, system should persist the
> event. When the user next time becomes online, system delivers the
> event to the user.
You get most (if not all of this) from either XMPP (via ejabberd's
mod_pubsub) or rabbitmq. I've used both for various things and was
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