Adding LoadBalancerIP value for internal service

Adding documentation for the value

Bumping chart version

Adding changelog entry

Added change to artifacthub annotation

charts/ingress-nginx/CHANGELOG.md

@@ -4,6 +4,10 @@ This file documents all notable changes to [ingress-nginx](https://github.com/ku
 
 ### Unreleased
 
+### 3.16.0
+
+- [ ] [#6646](https://github.com/kubernetes/ingress-nginx/pull/6646) Added LoadBalancerIP value for internal service
+
 ### 3.15.1
 
 - Fix chart-releaser action

charts/ingress-nginx/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 name: ingress-nginx
 # When the version is modified, make sure the artifacthub.io/changes list is updated
 # Also update CHANGELOG.md
-version: 3.15.2
+version: 3.16.0
 appVersion: 0.41.2
 home: https://github.com/kubernetes/ingress-nginx
 description: Ingress controller for Kubernetes using NGINX as a reverse proxy and load balancer
@@ -21,4 +21,4 @@ annotations:
   # List of changes for the release in artifacthub.io
   # https://artifacthub.io/packages/helm/ingress-nginx/ingress-nginx?modal=changelog
   artifacthub.io/changes: |
-    - Fix chart-releaser action
+    - Added LoadBalancerIP value for internal service

charts/ingress-nginx/README.md

@@ -189,6 +189,8 @@ controller:
 
 An use case for this scenario is having a split-view DNS setup where the public zone CNAME records point to the external balancer URL while the private zone CNAME records point to the internal balancer URL. This way, you only need one ingress kubernetes object.
 
+Optionally you can set `controller.service.internal.loadBalancerIP` if you need a static IP for the resulting `LoadBalancer`.
+
 ### Ingress Admission Webhooks
 
 With nginx-ingress-controller version 0.25+, the nginx ingress controller pod exposes an endpoint that will integrate with the `validatingwebhookconfiguration` Kubernetes feature to prevent bad ingress from being added to the cluster.

charts/ingress-nginx/templates/controller-service-internal.yaml

@@ -15,6 +15,9 @@ metadata:
   name: {{ include "ingress-nginx.controller.fullname" . }}-internal
 spec:
   type: "{{ .Values.controller.service.type }}"
+{{- if .Values.controller.service.internal.loadBalancerIP }}
+  loadBalancerIP: {{ .Values.controller.service.internal.loadBalancerIP }}
+{{- end }}
 {{- if .Values.controller.service.internal.loadBalancerSourceRanges }}
   loadBalancerSourceRanges: {{ toYaml .Values.controller.service.internal.loadBalancerSourceRanges | nindent 4 }}
 {{- end }}

charts/ingress-nginx/values.yaml

@@ -407,6 +407,8 @@ controller:
       enabled: false
       annotations: {}
 
+      # loadBalancerIP: ""
+
       ## Restrict access For LoadBalancer service. Defaults to 0.0.0.0/0.
       loadBalancerSourceRanges: []