This is perfect for my system, and clever, thank you. (btw can the target be REQ? I understand that messaging REQ from XREP requires a "delimiter" but isn't this just an empty message?)
On 3 September 2010 01:44, MinRK <[email protected]> wrote: > Hello, > You can do this with XREP and PAIRs (or XREQs). Just set the IDENTITY of the > receivers with setsockopt, and send the same thing as the first part each > message from the XREP socket. > For instance: > (this is for Python bindings, but similar in C/C++) > addr = 'tcp://127.0.0.1:12345' > > x = ctx.socket(XREP) > x.bind('tcp://127.0.0.1:12345') > a = ctx.socket(PAIR) > a.setsockopt(IDENTITY, 'a') > a.connect(addr) > b = ctx.socket(PAIR) > b.setsockopt(IDENTITY, 'b') > b.connect(addr) > x.send_multipart(['a', 'hi a', 'from x']) > x.send_multipart(['b', 'hi b') > a.recv_multipart() > [ 'hi a', 'from x' ] > b.recv() > 'hi b' > > You could also have symmetric p2p messaging through a central server if you > use a modified version of the Queue device with a single XREP socket that > swaps the first two parts of a multipart message (to get identity order > correct). > -MinRK > On Thu, Sep 2, 2010 at 13:07, Naveen Chawla <[email protected]> wrote: >> >> I want to be able to message certain peers by identity. >> >> Can I set the identity using setsocketopt, and then use that identity >> number from the originator-side as part of a multi-part message, to >> target that socket? >> >> What do I need to put in that message to do this? >> >> N >> _______________________________________________ >> zeromq-dev mailing list >> [email protected] >> http://lists.zeromq.org/mailman/listinfo/zeromq-dev > > > _______________________________________________ > zeromq-dev mailing list > [email protected] > http://lists.zeromq.org/mailman/listinfo/zeromq-dev > > _______________________________________________ zeromq-dev mailing list [email protected] http://lists.zeromq.org/mailman/listinfo/zeromq-dev
