helm chart: choice option for internal/external loadbalancer type service (#7806)

charts/ingress-nginx/templates/_params.tpl

@@ -3,8 +3,12 @@
 {{- if .Values.defaultBackend.enabled }}
 - --default-backend-service=$(POD_NAMESPACE)/{{ include "ingress-nginx.defaultBackend.fullname" . }}
 {{- end }}
-{{- if .Values.controller.publishService.enabled }}
+{{- if and .Values.controller.publishService.enabled .Values.controller.service.enabled }}
+{{- if .Values.controller.service.external.enabled }}
 - --publish-service={{ template "ingress-nginx.controller.publishServicePath" . }}
+{{- else if .Values.controller.service.internal.enabled }}
+- --publish-service={{ template "ingress-nginx.controller.publishServicePath" . }}-internal
+{{- end }}
 {{- end }}
 - --election-id={{ .Values.controller.electionID }}
 - --controller-class={{ .Values.controller.ingressClassResource.controllerValue }}

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

@@ -1,4 +1,4 @@
-{{- if .Values.controller.service.enabled -}}
+{{- if and .Values.controller.service.enabled .Values.controller.service.external.enabled -}}
 apiVersion: v1
 kind: Service
 metadata:

charts/ingress-nginx/values.yaml

@@ -494,6 +494,9 @@ controller:
       tcp: {}
       udp: {}
 
+    external:
+      enabled: true
+
     ## Enables an additional internal load balancer (besides the external one).
     ## Annotations are mandatory for the load balancer to come up. Varies with the cloud service.
     internal: