[zeromq-dev] ZeroMQ and NORM

[MinRK]

If you want to configure zeromq, you probably shouldn’t be using
--zmq=bundled. I would configure and install libzmq with --prefix=PREFIX,
then load it for pyzmq with setup.py install --zmq=PREFIX.

-MinRK
​

On Wed, Mar 11, 2015 at 11:37 AM, Michel Pelletier <
pelletier.michel at gmail.com> wrote:

> I guess my approach doesn't help if you're looking to add special
> configure args like --with-norm, MinRK, do you know of a way to pass those
> args to the bundling configure call?  A quick glance at setup.py didn't
> give me any good ideas.
>
> -Michel
>
> On Wed, Mar 11, 2015 at 10:40 AM, Michel Pelletier <
> pelletier.michel at gmail.com> wrote:
>
>> I've found the best way to avoid these kind of problems (version mismatch
>> with existing system libzmq) is to use a virtual environment and then do a
>> bundled pyzmq build:
>>
>>   $ virtualenv foo
>>   $ . foo/bin/activate
>>   (foo)$  pip install --install-option --zmq=bundled pyzmq
>>   (foo)$ python -c 'import zmq; print zmq.zmq_version()'
>>   4.0.5
>>
>> It always makes a nice, isolated install.
>>
>> -Michel
>>
>> On Wed, Mar 11, 2015 at 10:29 AM, Brian Adamson <
>> brian.adamson at nrl.navy.mil> wrote:
>>
>>> As I think MinRF is getting at here, you need to make sure your pyzmq
>>> you are using is loading the libzmq that you built/installed with the NORM
>>> extension.  On my systems, I had to download and install pyzmq from source
>>> code instead of one the prebuilt packages that assumed a dependency on an
>>> existing libzmq package instead of what you are building yourself.  In a
>>> nutshell, I built (with norm) and installed the github libzmq and then
>>> separately downloaded pyzmq and used its “python setup.py install” approach
>>> to install it from source.  I also had to make sure I didn’t have pyzmq
>>> installed some other way since you can end up with other packages on your
>>> systems that want to install pyzmq in a standard way since they have their
>>> own dependencies upon it.
>>>
>>> Note the current GitHub libzmq is 4.2.0.  If your system is reporting
>>> version 3.2.5, it’s likely you have a conflicting (without norm and hence
>>> the error) version of libzmq installed that pyzmq is finding instead of the
>>> one you want.
>>>
>>> best regards,
>>>
>>> Brian
>>>
>>>
>>>
>>> On Mar 11, 2015, at 12:54 PM, MinRK <benjaminrk at gmail.com> wrote:
>>>
>>> How did you install pyzmq? What OS is this?
>>>
>>> -MinRK
>>>
>>> On Wed, Mar 11, 2015 at 7:03 AM, Adam Najman <najman at gmail.com> wrote:
>>>
>>>> I'm trying to establish a NORM connection using ZeroMQ as detailed here:
>>>>
>>>> http://zeromq.org/topics:norm-protocol-transport
>>>>
>>>> I've already built NORM and ZeroMQ with support for norm using
>>>> ./configure –with-norm=/path/to/norm.
>>>>
>>>> The code I'm trying is as follows:
>>>>
>>>> #Subscriberimport zmq
>>>> context = zmq.Context()
>>>> socket = context.socket(zmq.SUB)
>>>> socket.bind("norm://224.1.2.3:5556")
>>>> socket.setsockopt(zmq.SUBSCRIBE, "ZMQ-Test")while True:
>>>>     string = socket.recv()
>>>>     print string
>>>> #Publisherimport zmqimport time
>>>> context = zmq.Context()
>>>> socket = context.socket(zmq.PUB)
>>>> socket.connect("norm://224.1.2.3:5556")
>>>> i = 1while True:
>>>>     topic = "ZMQ-Test"
>>>>     message = "Hello, NORM " + str(i) + " …"
>>>>     socket.send("%s %s" % (topic, message))
>>>>     i += 1
>>>>     time.sleep(1)
>>>>
>>>> Whenever I run either of these, I get an error message:
>>>>
>>>> Traceback (most recent call last):
>>>>   File "pub.py", line 5, in <module>
>>>>     socket.connect("norm://224.1.2.3:5556")
>>>>   File "zmq/backend/cython/socket.pyx", line 471, in zmq.backend.cython.socket.Socket.connect (zmq/backend/cython/socket.c:4295)
>>>> zmq.error.ZMQError: Protocol not supported
>>>>
>>>> I've tried re-installing everything and building everything from
>>>> scratch, including NORM ZeroMQ and PyZMQ. Can anyone help with this issue?
>>>> Python Version: 2.7.9 NORM Version: 1.5b4 ZeroMQ Version: 3.2.5
>>>>
>>>> _______________________________________________
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>>>> zeromq-dev at lists.zeromq.org
>>>> http://lists.zeromq.org/mailman/listinfo/zeromq-dev
>>>>
>>>>
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>>
>
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