On Wed, Nov 30, 2011 at 06:18:15PM -0800, David Erickson wrote: > I think I've run into another semi-related issue with inband. I > recently changed the fail mode of my OVS instances from standalone > to secure because I wanted them to continue using the rules that had > been set in the event the controller died or needed restarting. > This had the unfortunate side effect that if the controller is down > long enough then the box can lose its DHCP lease, and be unable to > get a new one because DHCP requests are trying to be sent to the > controller, but the switch isn't able to connect to the controller > without an address, ie: > > Nov 30 21:04:52 localhost dhclient: DHCPDISCOVER on xenbr0 to > 255.255.255.255 port 67 interval 4 > Nov 30 21:04:56 localhost dhclient: No DHCPOFFERS received. > Nov 30 21:04:56 localhost dhclient: No working leases in persistent > database - sleeping. > Nov 30 21:04:58 localhost ovs-vswitchd: > 789878|stream_tcp|ERR|tcp:192.168.1.11:6633: connect: Network is > unreachable > > What is the behavior of the inband rules when the switch is in > secure mode and has lost connection to the controller?
No different from any other time. > It seems to me like they are being ignored, or at least the DHCP > rule doesn't seem to be working. Please investigate further. I would start by finding out whether the DHCP requests are making it out on the wire, then if they are, whether DHCP replies are visible coming back across the wire. _______________________________________________ discuss mailing list [email protected] http://openvswitch.org/mailman/listinfo/discuss
