[ovs-discuss] connectivity issue with floodlight

Subrata Nath subratanath01 at googlemail.com
Tue Nov 1 13:43:56 UTC 2016


Hi,

I am trying integrate openvswitch with floodlight OF controller. TCP
connection is established temporarily but then openvswitch is disconnecting
and re-initiating the connection in loop.

Following is the openvswitch logs.

floodlight host IP is 169.254.204.53/16 while openvswitch bridge IP is
assigned as 169.254.204.54/16. ping works fine.

Nov  1 13:05:35 testframe ovs-vswitchd: ovs|07705|fail_open|INFO|Still in
fail-open mode after 2699 seconds disconnected from controller
Nov  1 13:05:40 testframe ovs-vswitchd: ovs|07707|rconn|INFO|br0<->tcp:
169.254.204.53:6653: connected
Nov  1 13:05:40 testframe ovs-vswitchd: ovs|07708|fail_open|WARN|No longer
in fail-open mode
Nov  1 13:05:50 testframe ovs-vswitchd: ovs|07710|rconn|ERR|br0<->tcp:
169.254.204.53:6653: no response to inactivity probe after 5 seconds,
disconnecting
Nov  1 13:05:51 testframe ovs-vswitchd: ovs|07711|rconn|INFO|br0<->tcp:
169.254.204.53:6653: connecting...
Nov  1 13:05:52 testframe ovs-vswitchd: ovs|07713|rconn|INFO|br0<->tcp:
169.254.204.53:6653: connection timed out
Nov  1 13:05:52 testframe ovs-vswitchd: ovs|07714|rconn|INFO|br0<->tcp:
169.254.204.53:6653: waiting 2 seconds before reconnect
Nov  1 13:05:54 testframe ovs-vswitchd: ovs|07715|rconn|INFO|br0<->tcp:
169.254.204.53:6653: connecting...
Nov  1 13:05:55 testframe ovs-vswitchd: ovs|07716|fail_open|WARN|Could not
connect to controller (or switch failed controller's post-connection
admission control policy) for 15 seconds, failing open
Nov  1 13:05:56 testframe ovs-vswitchd: ovs|07717|rconn|INFO|br0<->tcp:
169.254.204.53:6653: connection timed out
Nov  1 13:05:56 testframe ovs-vswitchd: ovs|07718|rconn|INFO|br0<->tcp:
169.254.204.53:6653: waiting 4 seconds before reconnect
Nov  1 13:05:59 testframe systemd-logind: Removed session 105.
Nov  1 13:06:00 testframe ovs-vswitchd: ovs|07720|rconn|INFO|br0<->tcp:
169.254.204.53:6653: connecting...
Nov  1 13:06:00 testframe ovs-vswitchd: ovs|07721|rconn|INFO|br0<->tcp:
169.254.204.53:6653: connected
Nov  1 13:06:00 testframe ovs-vswitchd: ovs|07722|fail_open|WARN|No longer
in fail-open mode
Nov  1 13:06:10 testframe ovs-vswitchd: ovs|07724|rconn|ERR|br0<->tcp:
169.254.204.53:6653: no response to inactivity probe after 5 seconds,
disconnecting
Nov  1 13:06:11 testframe ovs-vswitchd: ovs|07725|rconn|INFO|br0<->tcp:
169.254.204.53:6653: connecting...

I have attached the pcap. OFPT_HELLO,
OFPT_FEATURES_REQUEST,OFPT_GET_CONFIG_REQUEST all works fine. But both the
floodlight controller and openvswitch are sending OFPT_ECHO to each other
but no one sending out the OFPT_ECHO_REPLY.

Any one faced the similar issue? Any help/clue ?

Thanks & Regards,
Subrata
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://openvswitch.org/pipermail/ovs-discuss/attachments/20161101/d234607b/attachment-0002.html>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: handshake_floodlight_OF.pcap
Type: application/octet-stream
Size: 25461 bytes
Desc: not available
URL: <http://openvswitch.org/pipermail/ovs-discuss/attachments/20161101/d234607b/attachment-0002.obj>


More information about the discuss mailing list