On Tue, Dec 17, 2019 at 9:17 AM Dominik Holler <[email protected]> wrote:
>
>
>
> On Tue, Dec 17, 2019 at 6:28 AM Strahil <[email protected]> wrote:
>>
>> Hi Dominik,
>>
>> Thanks for your reply.
>>
>> On ovirt1 I got the following:
>> [root@ovirt1 openvswitch]# less  ovn-controller.log-20191216.gz
>> 2019-12-15T01:49:02.988Z|00032|vlog|INFO|opened log file 
>> /var/log/openvswitch/ovn-controller.log
>> 2019-12-16T01:18:02.114Z|00033|vlog|INFO|closing log file
>> ovn-controller.log-20191216.gz (END)
>>
>> Same is on the other node:
>>
>> [root@ovirt2 openvswitch]# less ovn-controller.log-20191216.gz
>> 2019-12-15T01:26:03.477Z|00028|vlog|INFO|opened log file 
>> /var/log/openvswitch/ovn-controller.log
>> 2019-12-16T01:30:01.718Z|00029|vlog|INFO|closing log file
>> ovn-controller.log-20191216.gz (END)
>>
>> The strange thing is that the geneve tunnels are there:
>
>
>
> Miguel, do you know how to remove and re-add the chassis to the southbound db?
> (We have to check this to address bug https://bugzilla.redhat.com/1758289 )

"ovn-sbctl chassis-del CHASSIS" will get rid of the chassis / encap.

Afterwards, the ovn-controller will re-register itself on OVN southbound.

There's something weird about your chassis, I see you have listed 3
different chassis IDs on your port IDs:
  - ovn-chassis-id="[email protected]"
  - ovn-chassis-id="[email protected]"
  - ovn-chassis-id="[email protected]"

From your 'ovs-vsctl show' I can see the IP encaps 192.168.1.41 and
192.168.1.64 are 'expected'.

I would expect to see a duplicate chassis entry in the same IP . Who
has this 192.168.1.90 IP ?

A couple of further questions:
   - did you upgrade recently your environment ? If so, from which
version to which version ?
  - what is the switch type of the cluster where you are running OVN ?

>
>>
>> [root@ovirt1 ~]# ovs-vsctl show
>> c0e938f1-b5b5-4d5a-9cda-29dae2986f29
>>     Bridge br-int
>>         fail_mode: secure
>>         Port "ovn-25cc77-0"
>>             Interface "ovn-25cc77-0"
>>                 type: geneve
>>                 options: {csum="true", key=flow, remote_ip="192.168.1.64"}   
>>                                                    Port "ovn-566849-0"
>>             Interface "ovn-566849-0"
>>                 type: geneve
>>                 options: {csum="true", key=flow, remote_ip="192.168.1.41"}   
>>                                                    Port br-int
>>             Interface br-int
>>                 type: internal
>>         Port "vnet2"
>>             Interface "vnet2"
>>     ovs_version: "2.11.0"
>> [root@ovirt1 ~]# ovs-vsctl list ports
>> ovs-vsctl: unknown table "ports"
>> [root@ovirt1 ~]# ovs-vsctl list port
>> _uuid               : fbf40569-925e-4430-a7c5-c78d58979bbc
>> bond_active_slave   : []
>> bond_downdelay      : 0
>> bond_fake_iface     : false
>> bond_mode           : []
>> bond_updelay        : 0
>> cvlans              : []
>> external_ids        : {}
>> fake_bridge         : false
>> interfaces          : [3207c0cb-3000-40f2-a850-83548f76f090]lacp             
>>    : []
>> mac                 : []
>> name                : "vnet2"
>> other_config        : {}
>> protected           : false
>> qos                 : []
>> rstp_statistics     : {}
>> rstp_status         : {}
>> statistics          : {}
>> status              : {}
>> tag                 : []
>> trunks              : []
>> vlan_mode           : []
>>
>> _uuid               : 8947f82d-a089-429b-8843-71371314cb52
>> bond_active_slave   : []
>> bond_downdelay      : 0
>> bond_fake_iface     : false
>> bond_mode           : []
>> bond_updelay        : 0
>> cvlans              : []
>> external_ids        : {}
>> fake_bridge         : false
>> interfaces          : [ec6a6688-e5d6-4346-ac47-ece1b8379440]lacp             
>>    : []
>> mac                 : []
>> name                : br-int
>> other_config        : {}
>> protected           : false
>> qos                 : []
>> rstp_statistics     : {}
>> rstp_status         : {}
>> statistics          : {}
>> status              : {}
>> tag                 : []
>> trunks              : []
>> vlan_mode           : []
>>
>> _uuid               : 72d612be-853e-43e9-8f5c-ce66cef0bebe
>> bond_active_slave   : []
>> bond_downdelay      : 0
>> bond_fake_iface     : false
>> bond_mode           : []
>> bond_updelay        : 0
>> cvlans              : []
>> external_ids        : 
>> {ovn-chassis-id="[email protected]"}
>> fake_bridge         : false
>> interfaces          : [a31574fe-515b-420b-859d-7f2ac729638f]lacp             
>>    : []
>> mac                 : []
>> name                : "ovn-566849-0"
>> other_config        : {}
>> protected           : false
>> qos                 : []
>> rstp_statistics     : {}
>> rstp_status         : {}
>> statistics          : {}
>> status              : {}
>> tag                 : []
>> trunks              : []
>> vlan_mode           : []
>>
>> _uuid               : 2043a15f-ec39-4cc3-b875-7be00423dd7a
>> bond_active_slave   : []
>> bond_downdelay      : 0
>> bond_fake_iface     : false
>> bond_mode           : []
>> bond_updelay        : 0
>> cvlans              : []
>> external_ids        : 
>> {ovn-chassis-id="[email protected]"}
>> fake_bridge         : false
>> interfaces          : [f9a9e3ff-070e-4044-b601-7f7394dc295f]lacp             
>>    : []
>> mac                 : []
>> name                : "ovn-25cc77-0"
>> other_config        : {}
>> protected           : false
>> qos                 : []
>> rstp_statistics     : {}
>> rstp_status         : {}
>> statistics          : {}
>> status              : {}
>> tag                 : []
>> trunks              : []
>> vlan_mode           : []
>> [root@ovirt1 ~]#
>>
>> [root@ovirt2 ~]# ovs-vsctl show
>> 3dbab138-6b90-44c5-af05-b8a944c9bf20
>>     Bridge br-int
>>         fail_mode: secure
>>         Port "ovn-baa019-0"
>>             Interface "ovn-baa019-0"
>>                 type: geneve
>>                 options: {csum="true", key=flow, remote_ip="192.168.1.90"}   
>>                                                    Port br-int
>>             Interface br-int
>>                 type: internal
>>         Port "vnet5"
>>             Interface "vnet5"
>>         Port "ovn-566849-0"
>>             Interface "ovn-566849-0"
>>                 type: geneve
>>                 options: {csum="true", key=flow, remote_ip="192.168.1.41"}
>>     ovs_version: "2.11.0"
>> [root@ovirt2 ~]# ovs-vsctl list port
>> _uuid               : 151e1188-f07a-4750-a620-392a08e7e7fe
>> bond_active_slave   : []
>> bond_downdelay      : 0
>> bond_fake_iface     : false
>> bond_mode           : []                                    bond_updelay     
>>    : 0
>> cvlans              : []
>> external_ids        : 
>> {ovn-chassis-id="[email protected]"}
>> fake_bridge         : false
>> interfaces          : [4d4bc12a-609a-4917-b839-d4f652acdc33]lacp             
>>    : []
>> mac                 : []
>> name                : "ovn-baa019-0"
>> other_config        : {}
>> protected           : false
>> qos                 : []
>> rstp_statistics     : {}
>> rstp_status         : {}
>> statistics          : {}
>> status              : {}
>> tag                 : []
>> trunks              : []
>> vlan_mode           : []
>>
>> _uuid               : 3a862f96-b3ec-46a9-bcf6-f385e5def410
>> bond_active_slave   : []
>> bond_downdelay      : 0
>> bond_fake_iface     : false
>> bond_mode           : []
>> bond_updelay        : 0
>> cvlans              : []
>> external_ids        : {}
>> fake_bridge         : false
>> interfaces          : [777f2819-ca27-4890-8d2f-11349ca0d398]lacp             
>>    : []
>> mac                 : []
>> name                : br-int
>> other_config        : {}
>> protected           : false
>> qos                 : []
>> rstp_statistics     : {}
>> rstp_status         : {}
>> statistics          : {}
>> status              : {}
>> tag                 : []
>> trunks              : []
>> vlan_mode           : []
>>
>> _uuid               : a65109fa-f8b4-4670-8ae8-a2bd0bf6aba3
>> bond_active_slave   : []
>> bond_downdelay      : 0
>> bond_fake_iface     : false
>> bond_mode           : []
>> bond_updelay        : 0
>> cvlans              : []
>> external_ids        : 
>> {ovn-chassis-id="[email protected]"}
>> fake_bridge         : false
>> interfaces          : [ed442077-f897-4e0b-97a1-a8051e9c3d56]lacp             
>>    : []
>> mac                 : []
>> name                : "ovn-566849-0"
>> other_config        : {}
>> protected           : false
>> qos                 : []
>> rstp_statistics     : {}
>> rstp_status         : {}
>> statistics          : {}
>> status              : {}
>> tag                 : []
>> trunks              : []
>> vlan_mode           : []
>>
>> _uuid               : a1622e6f-fcd0-4a8a-b259-ca4d0ccf1cd2
>> bond_active_slave   : []
>> bond_downdelay      : 0
>> bond_fake_iface     : false
>> bond_mode           : []
>> bond_updelay        : 0
>> cvlans              : []
>> external_ids        : {}
>> fake_bridge         : false
>> interfaces          : [ca368654-54f3-49d0-a71c-8894426df6bf]lacp             
>>    : []
>> mac                 : []
>> name                : "vnet5"
>> other_config        : {}
>> protected           : false
>> qos                 : []
>> rstp_statistics     : {}
>> rstp_status         : {}
>> statistics          : {}
>> status              : {}
>> tag                 : []
>> trunks              : []
>> vlan_mode           : []
>> [root@ovirt2 ~]#
>>
>> Best Regards,
>> Strahil Nikolov
>>
>> On Dec 16, 2019 23:28, Dominik Holler <[email protected]> wrote:
>> >
>> >
>> >
>> > On Sat, Dec 14, 2019 at 11:36 AM Strahil Nikolov <[email protected]> 
>> > wrote:
>> >>
>> >> Hi Dominik,
>> >>
>> >> yes I was looking for those settings.
>> >>
>> >> I have added again the external provider , but I guess the mess is even 
>> >> bigger as I made some stupid decisions (like removing 2 port groups :) 
>> >> without knowing what I'm doing) .
>> >> Sadly I can't remove all packages on the engine and hosts and reinstall 
>> >> them from scratch.
>> >>
>> >> Pip fails to install the openstacksdk (centOS7 is not great for such 
>> >> tasks) on the engine and my lack of knowledge in OVN makes it even more 
>> >> difficult.
>> >>
>> >> So the symptoms are that 2 machines can communicate with each other only 
>> >> if they are on the same host ,while on separate - no communications is 
>> >> happening.
>> >>
>> >
>> > This indicates that the tunnels between the hosts are not created.
>> > Can you please check the /var/log/openvswitch/ovn-controller.log on both 
>> > hosts for errors and warnings, or share parts of the files here?
>> > If this does not point us to a problem, ovn has to be reconfigured. If 
>> > possible, most easy way to do this would be to ensure that
>> > ovirt-provider-ovn is the default network provider of the cluster of the 
>> > hosts, put one host after another in maintance mode and reinstall.
>> >
>> >
>> >>
>> >> How I created the network via UI:
>> >>
>> >> 1. Networks - new
>> >> 2. Fill in the name
>> >> 3. Create on external provider
>> >> 4. Network Port security -> disabled (even undefined does not work)
>> >> 5.Connect to physical network -> ovirtmgmt
>> >>
>> >>
>> >> I would be happy to learn more about OVN and thus I would like to make it 
>> >> work.
>> >>
>> >> Here is some info from the engine:
>> >>
>> >> [root@engine ~]# ovn-nbctl show
>> >> switch 1288ed26-471c-4bc2-8a7d-4531f306f44c 
>> >> (ovirt-pxelan-2a88b2e0-d04b-4196-ad50-074501e4ed08)
>> >>     port c1eba112-5eed-4c04-b25c-d3dcfb934546
>> >>         addresses: ["56:6f:5a:65:00:06"]
>> >>     port 8b52ab60-f474-4d51-b258-cb2e0a53c34a
>> >>         type: localnet
>> >>         addresses: ["unknown"]
>> >>     port b2753040-881b-487a-92a1-9721da749be4
>> >>         addresses: ["56:6f:5a:65:00:09"]
>> >> [root@engine ~]# ovn-sbctl show
>> >> Chassis "5668499c-7dd0-41ee-bc5d-2e6ee9cd61c3"
>> >>     hostname: "ovirt3.localdomain"
>> >>     Encap geneve
>> >>         ip: "192.168.1.41"
>> >>         options: {csum="true"}
>> >> Chassis "baa0199e-d1a4-484c-af13-a41bcad19dbc"
>> >>     hostname: "ovirt1.localdomain"
>> >>     Encap geneve
>> >>         ip: "192.168.1.90"
>> >>         options: {csum="true"}
>> >> Chassis "25cc77b3-046f-45c5-af0c-ffb2f77d73f1"
>> >>     hostname: "ovirt2.localdomain"
>> >>     Encap geneve
>> >>         ip: "192.168.1.64"
>> >>         options: {csum="true"}
>> >>     Port_Binding "b2753040-881b-487a-92a1-9721da749be4"
>> >>     Port_Binding &quo
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