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

余志昌 yuzhichang at gmail.com
Thu Jun 12 04:44:49 CEST 2014


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, 余志昌 <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, 余志昌 <yuzhichang at gmail.com> wrote:
>>>
>>>> I don't see routines to dump xpub_t::subscriptions.
>>>>
>>>> Regards,
>>>> Zhichang
>>>>
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