[ovirt-users] OVN Provider setup issues

[Dan Kenigsberg]

On Tue, Nov 08, 2016 at 09:21:13AM +0100, Andrea Fagiani wrote:
> Hi all,
> 
> I've been messing around with the ovirt-ovn-provider [1] and I've run into
> some issues during the initial setup.
> 
> I have a 5-node cluster (running the hosted-engine VA), LEGACY virtual
> switch; this test was done on a single host. Following the instructions from
> the aforementioned blog post, I have downloaded the ovirt-provider-ovn and
> ovirt-provider-ovn-driver rpms, and built the rpm packages for:
> 
> - openvswitch (2.6.90)
> - openvswitch-ovn-common
> - openvswitch-ovn-host
> - openvswitch-ovn-central
> - python-openvswitch
> 
> I set up a dedicated VM for the OVN controller, installed ovs and
> ovn-central, started the ovn-northd and ovirt-provider-ovn services. So far
> so good. I then moved on to the oVirt host and installed the above packages
> (minus ovn-central) as well as the ovirt-provider-ovn-driver provided,
> started the ovn-controller service and ran
> 
> # vdsm-tool ovn-config <ovn controller IP> <host management IP>
> 
> Executing the suggested checks I noticed that something didn't quite go as
> planned. Below is the /var/log/openvswitch/ovn-controller.log from the host
> machine. There are no firewalls involved (not even on the servers) and I
> also tried disabling SELinux but to no avail.
> 
> Any ideas?
> 
> Thanks,
> Andrea
> 
> [1] http://www.ovirt.org/blog/2016/11/ovirt-provider-ovn/
> 
> 
> 2016-11-07T14:22:09.552Z|00001|vlog|INFO|opened log file
> /var/log/openvswitch/ovn-controller.log
> 2016-11-07T14:22:09.553Z|00002|reconnect|INFO|unix:/var/run/openvswitch/db.sock:
> connecting...
> 2016-11-07T14:22:09.553Z|00003|reconnect|INFO|unix:/var/run/openvswitch/db.sock:
> connected
> 2016-11-07T14:22:09.555Z|00004|reconnect|INFO|tcp:10.100.248.11:6642:
> connecting...
> 2016-11-07T14:22:09.555Z|00005|reconnect|INFO|tcp:10.100.248.11:6642:
> connected
> 2016-11-07T14:22:09.556Z|00006|ofctrl|INFO|unix:/var/run/openvswitch/br-int.mgmt:
> connecting to switch
> 2016-11-07T14:22:09.556Z|00007|rconn|INFO|unix:/var/run/openvswitch/br-int.mgmt:
> connecting...
> 2016-11-07T14:22:09.557Z|00008|pinctrl|INFO|unix:/var/run/openvswitch/br-int.mgmt:
> connecting to switch
> 2016-11-07T14:22:09.557Z|00009|rconn|INFO|unix:/var/run/openvswitch/br-int.mgmt:
> connecting...
> 2016-11-07T14:22:09.557Z|00010|rconn|INFO|unix:/var/run/openvswitch/br-int.mgmt:
> connected
> 2016-11-07T14:22:09.557Z|00011|rconn|INFO|unix:/var/run/openvswitch/br-int.mgmt:
> connected
> 2016-11-07T14:22:09.558Z|00012|ofctrl|INFO|OpenFlow error: OFPT_ERROR
> (OF1.3) (xid=0x9): OFPBMC_BAD_FIELD
> OFPT_FLOW_MOD (OF1.3) (xid=0x9):
> (***truncated to 64 bytes from 240***)
> 00000000  04 0e 00 f0 00 00 00 09-00 00 00 00 00 00 00 00 |................|
> 00000010  00 00 00 00 00 00 00 00-22 00 00 00 00 00 00 00 |........".......|
> 00000020  ff ff ff ff ff ff ff ff-ff ff ff ff 00 00 00 00 |................|
> 00000030  00 01 00 04 00 00 00 00-00 04 00 b8 00 00 00 00 |................|

Andrea, could you tell (mostly Lance) which kernel version are you
using?