[zeromq-dev] How to view current SUBs and their filters from PUB side?

Goswin von Brederlow goswin-v-b at web.de
Mon Jun 16 10:39:09 CEST 2014


No. I mean http://api.zeromq.org/4-0:zmq-socket-monitor

MfG
	Goswin

On Thu, Jun 12, 2014 at 04:55:58PM +0800, ????????? wrote:
> Hi MfG,
>     Do you mean use zmq_proxy() to monitor inbound messages of a XPUB
> socket?
> - Zhichang
> 
> 
> 2014-06-12 16:06 GMT+08:00 Goswin von Brederlow <goswin-v-b at web.de>:
> 
> > You can get infos through a monitoring socket and through a ZAP handler.
> >
> > MfG
> >         Goswin
> >
> > On Thu, Jun 12, 2014 at 10:44:49AM +0800, ????????? wrote:
> > > I'm looking for debug and/or log information. Thanks for your suggestion!
> > > - Zhichang
> > >
> > >
> > > 2014-06-12 10:25 GMT+08:00 Michel Pelletier <pelletier.michel at gmail.com
> > >:
> > >
> > > > That would break the transport abstraction in 0mq, not all transports
> > are
> > > > IP based.  If you're thinking of using IP addresses as a
> > > > whitelist/blacklist security mechanism, I would suggest looking at the
> > > > curve security stuff instead.  IP based security is easily defeated.
> > > >
> > > > http://curvezmq.org/
> > > >
> > > > If you're looking to just log connections, you can get that from the
> > OS,
> > > > for example on Linux:
> > > >
> > > > http://gr8idea.info/os/tutorials/security/iptables5.html
> > > >
> > > > -Michel
> > > > On Wed, Jun 11, 2014 at 7:16 PM, ????????? <yuzhichang at gmail.com>
> > wrote:
> > > >
> > > >> Hi Michel,
> > > >>     XPUB looks good. However I want more details info: the SUBs'
> > address
> > > >> info(IP + TCP port). Is that possible?
> > > >> Regards,
> > > >> Zhichang
> > > >>
> > > >>
> > > >> 2014-06-12 9:40 GMT+08:00 Michel Pelletier <
> > pelletier.michel at gmail.com>:
> > > >>
> > > >> Subscriptions are received in the form of incoming messages you get by
> > > >>> calling recv on the xpub socket.
> > > >>>
> > > >>> http://api.zeromq.org/3-2:zmq-socket
> > > >>>
> > > >>> "Same as ZMQ_PUB except that you can receive subscriptions from the
> > > >>> peers in form of incoming messages. Subscription message is a byte 1
> > (for
> > > >>> subscriptions) or byte 0 (for unsubscriptions) followed by the
> > subscription
> > > >>> body."
> > > >>>
> > > >>> -Michel
> > > >>>
> > > >>>
> > > >>> On Wed, Jun 11, 2014 at 6:26 PM, ????????? <yuzhichang at gmail.com>
> > wrote:
> > > >>>
> > > >>>> I don't see routines to dump xpub_t::subscriptions.
> > > >>>>
> > > >>>> Regards,
> > > >>>> Zhichang
> > > >>>>
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