[octavia] victoria - loadbalancer works but its operational status is offline

Luke Camilleri luke.camilleri at zylacomputing.com
Thu May 13 13:46:04 UTC 2021

HI Gregory, I have the same issue as described here by Piotr and on 
checking the config I also noticed that the key is missing from the 
config file.

What is the heartbeat_key string though, following the docs to install 
and configure, where is this key located?

On 28/03/2021 20:32, apps at mossakowski.ch wrote:
> Yes, that was it: missing [health_manager].heartbeat_key in octavia.conf
> It is not present in openstack victoria octavia docs, I'll push it 
> together with my installation guide for centos8.
> Thanks for your accurate hint Gregory.
> It is always crucial to ask the right guy:)
> Regards,
> Piotr Mossakowski
> Sent from ProtonMail mobile
> -------- Original Message --------
> On 22 Mar 2021, 09:10, Gregory Thiemonge < gthiemonge at redhat.com> wrote:
>     Hi,
>     Most of the OFFLINE operational status issues are caused by
>     communication problems between the amphorae and the Octavia
>     health-manager.
>     In your case, the "Ignoring this packet. Exception: 'NoneType'
>     object has no attribute 'encode'" log message shows that the
>     health-manager receives the heartbeat packets from the amphorae
>     but it is unable to decode them. Those packets are encrypted JSON
>     messages and it seems that the key ([health_manager].heartbeat_key
>     see
>     https://docs.openstack.org/octavia/latest/configuration/configref.html#health-manager
>     <https://docs.openstack.org/octavia/latest/configuration/configref.html#health-manager>)
>     used to encrypt those messages is not defined in your
>     configuration file. So I would suggest configuring it and
>     restarting the Octavia services, then you can re-create or
>     failover the load balancers (you cannot change this parameter in a
>     running load balancer).
>     Gregory
>     On Sun, Mar 21, 2021 at 6:17 PM <apps at mossakowski.ch
>     <mailto:apps at mossakowski.ch>> wrote:
>         Hello,
>         I have stable/victoria baremetal openstack with octavia
>         installed on centos8 using openvswitch mechanism driver:
>         octavia api on controller, health-manager,housekeeping,worker
>         on 3 compute/network nodes.
>         Official docs include only ubuntu with linuxbridge mechanism
>         but I used https://github.com/prastamaha/openstack-octavia
>         <https://github.com/prastamaha/openstack-octavia> as a
>         reference to get it working on centos8 with ovs.
>         I will push those docs instructions for centos8 soon:
>         https://github.com/openstack/octavia/tree/master/doc/source/install
>         <https://github.com/openstack/octavia/tree/master/doc/source/install>.
>         I created basic http scenario using
>         https://docs.openstack.org/octavia/victoria/user/guides/basic-cookbook.html#deploy-a-basic-http-load-balancer
>         <https://docs.openstack.org/octavia/victoria/user/guides/basic-cookbook.html#deploy-a-basic-http-load-balancer>.
>         Loadbalancer works but its operational status is offline
>         (openstack_loadbalancer_outputs.txt).
>         On all octavia workers I see the same warning message in
>         health_manager.log:
>         Health Manager experienced an exception processing a heartbeat
>         message from ('', 1907). Ignoring this packet.
>         Exception: 'NoneType' object has no attribute 'encode'
>         I've searched for related active bug but all I found is this
>         not related in my opinion:
>         https://storyboard.openstack.org/#!/story/2008615
>         <https://storyboard.openstack.org/#!/story/2008615>
>         I'm attaching all info I've gathered:
>           * octavia.conf and health_manager debug logs
>             (octavia_config_and_health_manager_logs.txt)
>           * tcpdump from amphora VM (tcpdump_from_amphora_vm.txt)
>           * tcpdump from octavia worker (tcpdump_from_octavia_worker.txt)
>           * debug amphora-agent.log from amphora VM (amphora-agent.log)
>         Can you point me to the right direction what I have missed?
>         Thanks!
>         Piotr Mossakowski
>         https://github.com/moss2k13 <https://github.com/moss2k13>
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