Hi,<br><br>Thank you very much!!<br>Topology and discovery are working.<br>Flow stats are working.<br><br>Port stats still give errors:<br>Request goes well and the switch responds (checked with wireshark).<br>I think it happens while parsing the received packet.<br>
<br>Traceback (most recent call last):<br> File "/home/openflow/pox_workspace/OFcontroller/pox/openflow/of_01.py", line 835, in run<br> if con.read() is False:<br> File "/home/openflow/pox_workspace/OFcontroller/pox/openflow/of_01.py", line 700, in read<br>
msg.unpack(self.buf)<br> File "/home/openflow/pox_workspace/OFcontroller/pox/openflow/libopenflow_01.py", line 2332, in unpack<br> self.body.append(n)<br>NameError: global name 'n' is not defined<br>
<br><br>This the wireshark analysis of the port stats response:<br><br>Frame 4515: 496 bytes on wire (3968 bits), 496 bytes captured (3968 bits)<br>Linux cooked capture<br>Internet Protocol, Src: 127.0.0.1 (127.0.0.1), Dst: 127.0.0.1 (127.0.0.1)<br>
Transmission Control Protocol, Src Port: 53590 (53590), Dst Port: 6633 (6633), Seq: 269, Ack: 353, Len: 428<br>OpenFlow Protocol<br> Header<br> Version: 0x01<br> Type: Stats Reply (CSM) (17)<br> Length: 428<br>
Transaction ID: 14<br> Stats Reply<br> Type: Physical port statistics (0x0004)<br> Flags: 0<br> Port Stats<br> Port #: 3<br> # Received packets: 6<br> # Transmitted packets: 88<br>
# Received bytes: 468<br> # Transmitted bytes: 3608<br> # RX dropped: 0<br> # TX dropped: 0<br> # RX errors: 0<br> # TX errors: 0<br> # RX frame errors: 0<br>
# RX overrun errors: 0<br> # RX CRC errors: 0<br> # Collisions: 0<br> Port Stats<br> Port #: 2<br> # Received packets: 6<br> # Transmitted packets: 79<br>
# Received bytes: 468<br> # Transmitted bytes: 3239<br> # RX dropped: 0<br> # TX dropped: 0<br> # RX errors: 0<br> # TX errors: 0<br> # RX frame errors: 0<br>
# RX overrun errors: 0<br> # RX CRC errors: 0<br> # Collisions: 0<br> Port Stats<br> Port #: Local (local openflow "port")<br> # Received packets: 0<br>
# Transmitted packets: 0<br> # Received bytes: 0<br> # Transmitted bytes: 0<br> # RX dropped: 0<br> # TX dropped: 0<br> # RX errors: 0<br> # TX errors: 0<br>
# RX frame errors: 0<br> # RX overrun errors: 0<br> # RX CRC errors: 0<br> # Collisions: 0<br> Port Stats<br> Port #: 1<br> # Received packets: 6<br>
# Transmitted packets: 72<br> # Received bytes: 468<br> # Transmitted bytes: 2952<br> # RX dropped: 0<br> # TX dropped: 0<br> # RX errors: 0<br> # TX errors: 0<br>
# RX frame errors: 0<br> # RX overrun errors: 0<br> # RX CRC errors: 0<br> # Collisions: 0<br><br>Thanks,<br><br>Tim<br><br><br><br><div class="gmail_quote">2012/10/6 Murphy McCauley <span dir="ltr"><<a href="mailto:murphy.mccauley@gmail.com" target="_blank">murphy.mccauley@gmail.com</a>></span><br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style="word-wrap:break-word">All right, yeah, openflow.topology was majorly broken. It should be in somewhat better shape now.<div>
<br></div><div>(I never use it -- it's due for a major overhaul.)</div><span class="HOEnZb"><font color="#888888"><div><br></div></font></span><div><span class="HOEnZb"><font color="#888888">-- Murphy</font></span><div>
<div class="h5"><div><br><div><div>On Oct 6, 2012, at 7:03 AM, Murphy McCauley wrote:</div><br><blockquote type="cite"><div style="word-wrap:break-word">That method was renamed to listen_to_dependencies(). I think it's in there twice. Does renaming it fix everything?<div>
<br></div><div>You'll also need to run openflow.discovery if you want topology discovery, BTW.</div><div><br></div><div>-- Murphy</div><div><div><br><div><div>On Oct 6, 2012, at 5:49 AM, Tmusic wrote:</div><br><blockquote type="cite">
Hi,<br><br>Thanks!<br>I'm indeed running python 32bit in a VM.<br>Betta can run now, but topology discovery is not working.<br>When running the topology and openflow.topology components, I get following error:<br><br>
Traceback (most recent call last):<br>
File "/home/openflow/pox_workspace/OFcontroller/pox/boot.py", line 447, in boot<br> if _do_launch(argv):<br> File "/home/openflow/pox_workspace/OFcontroller/pox/boot.py", line 187, in _do_launch<br>
f(**params)<br> File "/home/openflow/pox_workspace/OFcontroller/pox/openflow/topology.py", line 316, in launch<br> core.register("openflow_topology", OpenFlowTopology())<br> File "/home/openflow/pox_workspace/OFcontroller/pox/openflow/topology.py", line 66, in __init__<br>
if not core.listenToDependencies(self, self._wantComponents):<br> File "/home/openflow/pox_workspace/OFcontroller/pox/core.py", line 481, in __getattr__<br> raise AttributeError("'%s' not registered" % (name,))<br>
AttributeError: 'listenToDependencies' not registered<br><br>Topology seems to be ok, but PyDev indicates an unresolved import in openflow.topology (xid_generator).<br><br>Any ideas?<br><br>Thanks,<br><br>Tim<br>
<br>
<br><div class="gmail_quote">2012/10/5 Murphy McCauley <span dir="ltr"><<a href="mailto:murphy.mccauley@gmail.com" target="_blank">murphy.mccauley@gmail.com</a>></span><br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<div>On Oct 5, 2012, at 1:34 PM, Murphy McCauley wrote:<br>
>> Betta (0ca0a8b5b5726195aa2c69337af98a146308dab9) always gives following error (no matter which components are loaded):<br>
> ...<br>
>> File "/home/openflow/temp_repo/poxrefbetta/pox/openflow/libopenflow_01.py", line 51, in xid_generator<br>
>> return chain.from_iterable(repeat(xrange(start,stop+1))).next<br>
>> OverflowError: Python int too large to convert to C long<br>
><br>
> Oh, weird. I guess you're running a 32 bit Python? Try knocking the +1 off the second arg to xrange and seeing if that fixes it.<br>
<br>
</div>Yeah, I confirmed this was a 32 bit issue. I've pushed a fix. Thanks for the report.<br>
<span><font color="#888888"><br>
-- Murphy</font></span></blockquote></div><br>
</blockquote></div><br></div></div></div></blockquote></div><br></div></div></div></div></div></blockquote></div><br>