From 84286242f466dba3f508fd0ce7769450076645ea Mon Sep 17 00:00:00 2001
From: Stavros kois <s.kois@outlook.com>
Date: Sat, 23 Dec 2023 17:51:19 +0200
Subject: [PATCH] chore(metallb): add lb ip on service as annotation

---
 library/common-test/tests/service/load_balancer_test.yaml    | 5 +++++
 .../common/templates/lib/service/_additionalAnnotations.tpl  | 3 +++
 2 files changed, 8 insertions(+)

diff --git a/library/common-test/tests/service/load_balancer_test.yaml b/library/common-test/tests/service/load_balancer_test.yaml
index 6db7ae23..6e79ab7b 100644
--- a/library/common-test/tests/service/load_balancer_test.yaml
+++ b/library/common-test/tests/service/load_balancer_test.yaml
@@ -142,3 +142,8 @@ tests:
               app.kubernetes.io/instance: test-release-name
               app.kubernetes.io/name: common-test
               pod.name: my-workload
+      - documentIndex: *serviceDoc
+        isSubset:
+          path: metadata.annotations
+          content:
+            metallb.universe.tf/loadBalancerIPs: "10.100.200.45"
diff --git a/library/common/templates/lib/service/_additionalAnnotations.tpl b/library/common/templates/lib/service/_additionalAnnotations.tpl
index e314083c..8144e0fd 100644
--- a/library/common/templates/lib/service/_additionalAnnotations.tpl
+++ b/library/common/templates/lib/service/_additionalAnnotations.tpl
@@ -21,6 +21,9 @@ annotations: The annotations variable reference, to append the MetalLB annotatio
   {{- if (hasKey $rootCtx.Values.global "metallb") -}}
     {{- if $rootCtx.Values.global.metallb.addServiceAnnotations -}}
       {{- $_ := set $annotations "metallb.universe.tf/allow-shared-ip" $sharedKey -}}
+      {{- if $objectData.loadBalancerIP -}}
+        {{- $_ := set $annotations "metallb.universe.tf/loadBalancerIPs" (tpl $objectData.loadBalancerIP $rootCtx) -}}
+      {{- end -}}
     {{- end -}}
   {{- end -}}
 {{- end -}}