So it is a confirmed bug, solving it might be complicated. I will take a look tomorrow.
On Fri, Jul 1, 2016 at 5:53 PM, KIU Shueng Chuan <nixch...@gmail.com> wrote: > I have attached some minimal code here where doing a TCP connect to > the PUSH bind socket makes the latter writable. > > Tested on 4.1.4 > > On 30 June 2016 at 23:11, Doron Somech <somdo...@gmail.com> wrote: > > I think it might be the ZeroMQ behavior (which is probably a bug), once > the > > connection is open ZeroMQ start to queue messages for the connection, > even > > if handshake is not yet completed, so when you do telnet the message is > not > > discarded but queue for the telnet connection. > > > > I think only PUSH is affected by this behavior, also fixing it might be > > hard, it also might be security issue, right now PUSH socket type is not > > safe for internet use because of this. > > > > If you can I suggest you reverse the bind/connection so PUSH will connect > > and PULL will bind. If not an option try to use ROUTER instead and have > some > > kind of handshake. > > > > Nice catch, I still want to make sure that is really what happen and see > if > > it possible to fix this easily.. > > > > On Thu, Jun 30, 2016 at 11:32 AM, 王运来 <hnwyl...@126.com> wrote: > >> > >> Hi every guys: > >> I got a problem which ZMQ will lost some messages with PUSH/PULL > >> ZMQ socket. > >> The scene like this: > >> A: PUSH socket, bind address "tcp://*.1209" > >> B: PULL socket, connect to "tcp://localhost:1209" > >> > >> Run the command "telnet localhost 1209" while A sending message > to > >> B. > >> > >> The result is B will miss messages even if I set the option of > >> ZMQ_IMMEDIATE to 1 like this: > >> int immediate = 1; > >> zmq_setsockopt(pSock, ZMQ_IMMEDIATE, &immediate, sizeof(immediate)); > >> > >> Is it right in this scene or is it should be? > >> > >> > >> > >> > >> > >> _______________________________________________ > >> zeromq-dev mailing list > >> zeromq-dev@lists.zeromq.org > >> http://lists.zeromq.org/mailman/listinfo/zeromq-dev > > > > > > > > _______________________________________________ > > zeromq-dev mailing list > > zeromq-dev@lists.zeromq.org > > http://lists.zeromq.org/mailman/listinfo/zeromq-dev > > _______________________________________________ > zeromq-dev mailing list > zeromq-dev@lists.zeromq.org > http://lists.zeromq.org/mailman/listinfo/zeromq-dev >
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