Add OVN SB Relays

Author: mnasiadka

etc/kayobe/kolla-image-tags.yml

@@ -18,3 +18,6 @@ kolla_image_tags:
   neutron:
     rocky-9: 2024.1-rocky-9-20250129T143601
     ubuntu-jammy: 2024.1-ubuntu-jammy-20250129T143601
+  ovn_sb_db_relay:
+    rocky-9: 2024.1-rocky-9-20250129T155601
+    ubuntu-jammy: 2024.1-ubuntu-jammy-20250129T155601

etc/kayobe/kolla.yml

@@ -691,6 +691,7 @@ kolla_enable_mariabackup: True
 #kolla_enable_openvswitch:
 #kolla_enable_osprofiler:
 kolla_enable_ovn: true
+#kolla_enable_ovn_sb_db_relay:
 #kolla_enable_ovs_dpdk:
 #kolla_enable_placement:
 kolla_enable_prometheus: true

etc/kayobe/pulp.yml

@@ -525,6 +525,7 @@ stackhpc_pulp_images_kolla:
   - ovn-nb-db-server
   - ovn-northd
   - ovn-sb-db-server
+  - ovn-sb-db-relay
   - placement-api
   - prometheus-alertmanager
   - prometheus-blackbox-exporter

releasenotes/notes/ovn-sb-db-relay-81f57bc173299913.yaml

@@ -0,0 +1,7 @@
+---
+features:
+  - |
+    Add support for deploying OVN SB Relays, this can be enabled by setting
+    ``kolla_enable_ovn_sb_db_relay`` in ``kolla.yml`` to ``true``.
+    To use this feature ``stackhpc/16.4.0.5`` version of ``stackhpc/kayobe``
+    and ``stackhpc/18.4.0.6`` version of ``stackhpc/kolla-ansible`` is required.