Hi, On 2014年11月13日 10:49, Ashok Jude wrote: > HI Yusuke > > <<And, which FlowStats message do you mean? > <<It seems 3 FlowStats messages are included in your attached file. > <<Is it the 1st one or the 2nd one? > > All are the same. I tried requested multiple flow stats messages to OF > switch ( which is Juniper MX) and every time controller reseted. > If you suspect if switch sending any malformed packets - would you mind > pointing that in pcap. Regardless, RYU shouldn’t reset right?
I think oxm_length is wrong in the OXM field. e.g.) OFPXMT_OFB_IPV6_DST, OFPXMT_OFB_IPV6_SRC If oxm_hasmask is 1, oxm_length should be doubled. For example, oxm_length should be 32byte (not 16byte), if OFPXMT_OFB_IPV6_DST contains oxm_hasmask. Please check the attached file which is the test result of Open vSwitch. > > Thanks for the help. > > > > On 11/12/14, 5:39 PM, "Yusuke Iwase" <[email protected]> wrote: > >> Hi, >> >> I found the same bug report in the Ryu-devel Mail Archive. >> Could you check this messages below? >> >> --- Mail Archive >> --------------------------------------------------------------------- >> >> On Mar 16, 2014, at 5:38 AM, FUJITA Tomonori >> <[email protected]> >> wrote: >> >>> On Fri, 14 Mar 2014 13:44:08 -0700 >>> [email protected] wrote: >>> >>>> >>>> Hi, >>>> >>>> I am experiencing an runtime exception with Ryu, when i entered this >>>> REST >>>> request: >>>> >>>> curl http://0.0.0.0:8080/stats/flow/272744406898180 >>>> >>>> The log is as below: >>>> >>>> (16470) accepted ('127.0.0.1', 46669) >>>> Error in the datapath 0000f80f417cd604 from ('10.1.10.199', 56049) >>>> hub: uncaught exception: Traceback (most recent call last): >>>> File "/usr/local/lib/python2.7/dist-packages/ryu/lib/hub.py", line >>>> 48, in >>>> _launch >>>> func(*args, **kwargs) >>>> File >>>> "/usr/local/lib/python2.7/dist-packages/ryu/controller/controller.py", >>>> line 295, in datapath_connection_factory >>>> datapath.serve() >>>> File >>>> "/usr/local/lib/python2.7/dist-packages/ryu/controller/controller.py", >>>> line 215, in serve >>>> self._recv_loop() >>>> File >>>> "/usr/local/lib/python2.7/dist-packages/ryu/controller/controller.py", >>>> line 93, in deactivate >>>> method(self) >>>> File >>>> "/usr/local/lib/python2.7/dist-packages/ryu/controller/controller.py", >>>> line 147, in _recv_loop >>>> version, msg_type, msg_len, xid, buf) >>>> File >>>> >>>> "/usr/local/lib/python2.7/dist-packages/ryu/ofproto/ofproto_parser.py", >>>> line >>>> 62, in msg >>>> version, msg_type, msg_len, xid, utils.bytearray_to_hex(buf)) >>>> File "/usr/local/lib/python2.7/dist-packages/ryu/utils.py", line 103, >>>> in >>>> bytearray_to_hex >>>> return ' '.join(hex(ord(byte)) for byte in data) >>>> File "/usr/local/lib/python2.7/dist-packages/ryu/utils.py", line 103, >>>> in >>>> <genexpr> >>>> return ' '.join(hex(ord(byte)) for byte in data) >>>> TypeError: ord() expected string of length 1, but int found >>>> >>>> >>>> Any idea what is wrong or any advice how to fix it will be very >>>> appreciated. >>> >>> Looks like that the switch sent a malformed flow stats response. What >>> OF switch you use? >> >> -------------------------------------------------------------------------- >> ------------ >> >> And, which FlowStats message do you mean? >> It seems 3 FlowStats messages are included in your attached file. >> Is it the 1st one or the 2nd one? >> >> On 2014年11月12日 11:16, Ashok Jude wrote: >>> Hi RYU team, >>> >>> I am seeing following issue with RYU. I am testing flow stats request >>> with vendor hardware switch using OF1.3.1 >>> >>> Step 1 : Pushed the below flow from RYU to switch. The flow gets >>> installed rightly. >>> >>> curl -X POST -d '{"dpid": "71145865295808","priority":"1","match": >>> {"in_port": "2","dl_type":"34525","ipv6_src":"2001::/64","ipv6_dst": >>> "1001::1","nw_proto":"6","tcp_src":"1"},"actions": [{"type": "OUTPUT", >>> "port": "1"}]}' http://localhost:8080/stats/flowentry/add >>> >>> >>> This can be any type of flow for this matter. >>> >>> >>> Step2: Using the below curl command requested for flow stats. >>> >>> >>> curl -X GET http://localhost:8080/stats/flow/71145865295808 >>> >>> >>> At this point, RYU cored with traceback and reseted the controller >>> connection. Attached the PCAP as well. Can you help troubleshoot or fix >>> this issue w.r.t to RYU? >>> >>> >>> 127.0.0.1 - - [11/Nov/2014 20:11:15] "GET /stats/flow/110533271024824 >>> HTTP/1.1" 404 122 0.000394 >>> (1968) accepted ('127.0.0.1', 48296) >>> Error in the datapath 000040b4f00737c0 from ('10.102.143.26', 54049) >>> EVENT ofp_event->dpset EventOFPStateChange >>> hub: uncaught exception: Traceback (most recent call last): >>> File "/usr/local/lib/python2.7/dist-packages/ryu/lib/hub.py", line >>> 52, in _launch >>> func(*args, **kwargs) >>> File >>> "/usr/local/lib/python2.7/dist-packages/ryu/controller/controller.py", >>> line 306, in datapath_connection_factory >>> datapath.serve() >>> File >>> "/usr/local/lib/python2.7/dist-packages/ryu/controller/controller.py", >>> line 226, in serve >>> self._recv_loop() >>> File >>> "/usr/local/lib/python2.7/dist-packages/ryu/controller/controller.py", >>> line 102, in deactivate >>> method(self) >>> File >>> "/usr/local/lib/python2.7/dist-packages/ryu/controller/controller.py", >>> line 157, in _recv_loop >>> version, msg_type, msg_len, xid, buf) >>> File >>> "/usr/local/lib/python2.7/dist-packages/ryu/ofproto/ofproto_parser.py", >>> line 63, in msg >>> version, msg_type, msg_len, xid, utils.bytearray_to_hex(buf)) >>> File "/usr/local/lib/python2.7/dist-packages/ryu/utils.py", line 103, >>> in bytearray_to_hex >>> return ' '.join(hex(ord(byte)) for byte in data) >>> File "/usr/local/lib/python2.7/dist-packages/ryu/utils.py", line 103, >>> in <genexpr> >>> return ' '.join(hex(ord(byte)) for byte in data) >>> TypeError: ord() expected string of length 1, but int found >>> >>> >>> >>> >>> _ >>> _ >>> >>> >>> >>> >>> ------------------------------------------------------------------------- >>> ----- >>> Comprehensive Server Monitoring with Site24x7. >>> Monitor 10 servers for $9/Month. >>> Get alerted through email, SMS, voice calls or mobile push >>> notifications. >>> Take corrective actions from your mobile device. >>> >>> http://pubads.g.doubleclick.net/gampad/clk?id=154624111&iu=/4140/ostg.clk >>> trk >>> >>> >>> >>> _______________________________________________ >>> Ryu-devel mailing list >>> [email protected] >>> https://lists.sourceforge.net/lists/listinfo/ryu-devel >>> >
Flow_Stats_on_Open_vSwitch.pcap
Description: application/vnd.tcpdump.pcap
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