From 848216ff58f998061262a4c8914c5d45096df9e4 Mon Sep 17 00:00:00 2001
From: Saeed Padari <sam137115@gmail.com>
Date: Mon, 22 Sep 2025 00:43:54 +0330
Subject: [PATCH] feat(neutron): Support for custom OVN connections

Change-Id: Iffb1b6bb6724c5e9e3310338f88ce3624e32fe21
Signed-off-by: Saeed Padari <sam137115@gmail.com>
---
 neutron/templates/bin/_neutron-ovn-init.sh.tpl   |  4 ++--
 releasenotes/notes/neutron-2bb975307f0d27f2.yaml | 10 ++++++++++
 2 files changed, 12 insertions(+), 2 deletions(-)
 create mode 100644 releasenotes/notes/neutron-2bb975307f0d27f2.yaml

diff --git a/neutron/templates/bin/_neutron-ovn-init.sh.tpl b/neutron/templates/bin/_neutron-ovn-init.sh.tpl
index b8a0a7889b..ae2ede05d6 100644
--- a/neutron/templates/bin/_neutron-ovn-init.sh.tpl
+++ b/neutron/templates/bin/_neutron-ovn-init.sh.tpl
@@ -20,6 +20,6 @@ set -ex
 mkdir -p /tmp/pod-shared
 tee > /tmp/pod-shared/ovn.ini << EOF
 [ovn]
-ovn_nb_connection=tcp:$OVN_OVSDB_NB_SERVICE_HOST:$OVN_OVSDB_NB_SERVICE_PORT_OVSDB
-ovn_sb_connection=tcp:$OVN_OVSDB_SB_SERVICE_HOST:$OVN_OVSDB_SB_SERVICE_PORT_OVSDB
+ovn_nb_connection={{ coalesce .Values.conf.plugins.ml2_conf.ovn.ovn_nb_connection "tcp:$OVN_OVSDB_NB_SERVICE_HOST:$OVN_OVSDB_NB_SERVICE_PORT_OVSDB" }}
+ovn_sb_connection={{ coalesce .Values.conf.plugins.ml2_conf.ovn.ovn_sb_connection "tcp:$OVN_OVSDB_SB_SERVICE_HOST:$OVN_OVSDB_SB_SERVICE_PORT_OVSDB" }}
 EOF
diff --git a/releasenotes/notes/neutron-2bb975307f0d27f2.yaml b/releasenotes/notes/neutron-2bb975307f0d27f2.yaml
new file mode 100644
index 0000000000..496aa92a82
--- /dev/null
+++ b/releasenotes/notes/neutron-2bb975307f0d27f2.yaml
@@ -0,0 +1,10 @@
+---
+neutron:
+  - |
+    Added the ability to configure custom OVN Northbound (ovn_nb_connection) and
+    Southbound (ovn_sb_connection) connection strings
+    (e.g., for deployments using Kube-OVN or external OVN databases).
+    By default, the chart continues to use the in-cluster service environment
+    This change provides flexibility to support both default in-cluster OVN and
+    custom/external OVN backends seamlessly.
+...