feat(helm): Add loadBalancerClass (#9562)

kubernetes · Jun 22, 2023 · 0b4c98b · 0b4c98b
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diff --git a/charts/ingress-nginx/README.md b/charts/ingress-nginx/README.md
@@ -414,6 +414,7 @@ As of version `1.26.0` of this chart, by simply not providing any clusterIP valu
 | controller.service.ipFamilies | list | `["IPv4"]` | List of IP families (e.g. IPv4, IPv6) assigned to the service. This field is usually assigned automatically based on cluster configuration and the ipFamilyPolicy field. # Ref: https://kubernetes.io/docs/concepts/services-networking/dual-stack/ |
 | controller.service.ipFamilyPolicy | string | `"SingleStack"` | Represents the dual-stack-ness requested or required by this Service. Possible values are SingleStack, PreferDualStack or RequireDualStack. The ipFamilies and clusterIPs fields depend on the value of this field. # Ref: https://kubernetes.io/docs/concepts/services-networking/dual-stack/ |
 | controller.service.labels | object | `{}` |  |
+| controller.service.loadBalancerClass | string | `""` | Used by cloud providers to select a load balancer implementation other than the cloud provider default. https://kubernetes.io/docs/concepts/services-networking/service/#load-balancer-class |
 | controller.service.loadBalancerIP | string | `""` | Used by cloud providers to connect the resulting `LoadBalancer` to a pre-existing static IP according to https://kubernetes.io/docs/concepts/services-networking/service/#loadbalancer |
 | controller.service.loadBalancerSourceRanges | list | `[]` |  |
 | controller.service.nodePorts.http | string | `""` |  |

diff --git a/charts/ingress-nginx/templates/controller-service.yaml b/charts/ingress-nginx/templates/controller-service.yaml
@@ -28,6 +28,9 @@ spec:
 {{- if .Values.controller.service.loadBalancerSourceRanges }}
   loadBalancerSourceRanges: {{ toYaml .Values.controller.service.loadBalancerSourceRanges | nindent 4 }}
 {{- end }}
+{{- if .Values.controller.service.loadBalancerClass }}
+  loadBalancerClass: {{ toYaml .Values.controller.service.loadBalancerClass }}
+{{- end }}
 {{- if .Values.controller.service.externalTrafficPolicy }}
   externalTrafficPolicy: {{ .Values.controller.service.externalTrafficPolicy }}
 {{- end }}

diff --git a/charts/ingress-nginx/values.yaml b/charts/ingress-nginx/values.yaml
@@ -426,6 +426,8 @@ controller:
     # -- Used by cloud providers to connect the resulting `LoadBalancer` to a pre-existing static IP according to https://kubernetes.io/docs/concepts/services-networking/service/#loadbalancer
     loadBalancerIP: ""
     loadBalancerSourceRanges: []
+    # -- Used by cloud providers to select a load balancer implementation other than the cloud provider default. https://kubernetes.io/docs/concepts/services-networking/service/#load-balancer-class
+    loadBalancerClass: ""
     enableHttp: true
     enableHttps: true
     ## Set external traffic policy to: "Local" to preserve source IP on providers supporting it.