Isn't the problem that both sides are binding? I believe one side should bind, the other should connect.
On Fri, Feb 26, 2016 at 1:15 PM Jerry Scharf <[email protected]> wrote: > Hi, > > That's not it. I added a gethostbyname to the code, that works but the > bind still fails. I did a simple socket connect to the host/port in python > and that works fine (no error, netstat shows the connection.) > > I think the code is pretty generic, I tried to keep it as simple as > possible to start with. > > Here's master (client) side code: > > cmdsock = zc.socket(zmq.REQ) > evsock = zc.socket(zmq.SUB) > > > cmdport = 10011 > subport = 10012 > > hostip = socket.gethostbyname(hostname) > evconn = "tcp://{}:{}".format(hostip, subport) > evsock.bind(evconn) > cmdconn = "tcp://{}:{}".format(hostname, cmdport) > cmdsock.bind(cmdconn) > > > here's the listener side code > > mzcontext = zmq.Context() > > rrportnum = 10011 > psportnum = 10012 > > rrsock = mzcontext.socket(zmq.REP) > rrsockstr = "tcp://*:{0}".format(rrportnum) > rrsock.bind(rrsockstr) > > pssock = mzcontext.socket(zmq.PUB) > pssock.bind("tcp://*:{0}".format(psportnum)) > > > > On 02/26/2016 12:16 AM, MinRK wrote: > > Typically, with bind you want an IP address. Often a domain works, but it > requires that zeromq can resolve that domain to a *local* IP address of > the machine. This won’t work, for instance, if your raspberry pi is behind > a router. You can listen on all IPs by using 'tcp://*:10011'. > > -MinRK > > On Fri, Feb 26, 2016 at 1:11 AM, Jerry Scharf < > [email protected]> wrote: > >> Hi, >> >> I'm working further into things. I have the raspberry pi side working >> happily and am now trying to get the ubuntu master side working. I am >> running python 3.4 and did the install from pip with no errors. (I am >> running python2.7 on the pi side to get spi routines...) >> >> The socket create works fine, but wen I try to bind to my host as a >> fully qualified hostname:port (in this case >> "bank0pi.lt.in.finsix.com:10011" I get this stackdump: >> >> File "/home/jerry/finsix/marathon/master/simple/m_zmq.py", line 29, in >> bank_setup >> evsock.bind(evconn) >> File "zmq/backend/cython/socket.pyx", line 487, in >> zmq.backend.cython.socket.Socket.bind (zmq/backend/cython/socket.c:5156) >> File "zmq/backend/cython/checkrc.pxd", line 25, in >> zmq.backend.cython.checkrc._check_rc (zmq/backend/cython/socket.c:7535) >> zmq.error.ZMQError: No such device >> >> What device is it looking for?? I check with host and the name resolves >> fine. >> >> tia, >> jerry >> >> _______________________________________________ >> zeromq-dev mailing list >> [email protected] >> http://lists.zeromq.org/mailman/listinfo/zeromq-dev >> > > > > _______________________________________________ > zeromq-dev mailing > [email protected]http://lists.zeromq.org/mailman/listinfo/zeromq-dev > > > _______________________________________________ > zeromq-dev mailing list > [email protected] > http://lists.zeromq.org/mailman/listinfo/zeromq-dev >
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