Add support for LoadBalancer controller service type. Add

loadBalancerSourceRanges and loadBalancerSourceRanges to controller
service spec.

Signed-off-by: Dinko Korunic <[email protected]>

Author: dkorunic

kubernetes-ingress/Chart.yaml

@@ -1,6 +1,6 @@
 apiVersion: v1
 name: kubernetes-ingress
-version: 0.3.0
+version: 0.4.0
 kubeVersion: ">=1.12.0-0"
 description: A Helm chart for HAProxy Kubernetes Ingress Controller
 keywords:

kubernetes-ingress/templates/NOTES.txt

@@ -1,7 +1,7 @@
 HAProxy Kubernetes Ingress Controller has been successfully installed.
 
 Controller image deployed is: "{{ .Values.controller.image.repository }}:{{ tpl .Values.controller.image.tag . }}".
-Your controller is running in "{{ .Values.controller.kind }}" mode.
+Your controller is of a "{{ .Values.controller.kind }}" kind. Your controller service is running as a "{{ .Values.controller.service.type }}" type.
 {{- if and .Values.rbac.create}}
 RBAC authorization is enabled.
 {{- else}}

kubernetes-ingress/templates/controller-service.yaml

@@ -16,6 +16,7 @@ metadata:
     {{ $key }}: {{ $value | quote }}
 {{- end }}
 spec:
+  {{ with .Values.controller.service.clusterIP }}clusterIP: {{ . }}{{ end }}
   type: {{ .Values.controller.service.type }}
   ports:
     - name: http
@@ -37,3 +38,13 @@ spec:
 {{- if .Values.controller.service.externalIPs }}
 {{ toYaml .Values.controller.service.externalIPs | indent 4 }}
 {{- end -}}
+{{- if (eq .Values.controller.service.type "LoadBalancer") }}
+{{- if .Values.controller.service.loadBalancerIP }}
+  loadBalancerIP: "{{ .Values.controller.service.loadBalancerIP }}"
+{{- end }}
+{{- if .Values.controller.service.loadBalancerSourceRanges }}
+  loadBalancerSourceRanges:
+{{ toYaml .Values.controller.service.loadBalancerSourceRanges | indent 4 }}
+{{- end }}
+{{- end }}
+

kubernetes-ingress/values.yaml

@@ -102,7 +102,7 @@ controller:
   ## Controller Service configuration
   ## ref: https://kubernetes.io/docs/concepts/services-networking/service/
   service:
-    type: NodePort
+    type: NodePort    # can be 'NodePort' or 'LoadBalancer'
 
     ## Service annotations
     ## ref: https://kubernetes.io/docs/concepts/overview/working-with-objects/annotations/
@@ -129,6 +129,18 @@ controller:
     ## Expose service via external IPs that route to one or more cluster nodes
     externalIPs: []
 
+    ## LoadBalancer IP
+    ## ref: https://kubernetes.io/docs/concepts/services-networking/service/#loadbalancer
+    loadBalancerIP: ""
+
+    ## Source IP ranges permitted to access Network Load Balancer
+    # ref: https://kubernetes.io/docs/tasks/access-application-cluster/configure-cloud-provider-firewall/
+    loadBalancerSourceRanges: []
+
+    ## Service ClusterIP
+    ## ref: https://kubernetes.io/docs/concepts/services-networking/service/
+    # clusterIP: ""
+
   ## Controller DaemonSet configuration
   ## ref: https://kubernetes.io/docs/concepts/workloads/controllers/daemonset/
   daemonset: