[stable/gangway] Add ability to define loadBalancerIP when using LoadBalancer service type. (#15862)

Signed-off-by: Nick Perry <nwperry@gmail.com>

stable/gangway/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v1
 description: An application that can be used to easily enable authentication flows via OIDC for a kubernetes cluster.
 name: gangway
-version: 0.0.5
+version: 0.1.5
 appVersion: 3.0.0
 home: https://github.com/heptiolabs/gangway
 sources:

stable/gangway/templates/service.yaml

@@ -18,6 +18,9 @@ spec:
       targetPort: {{ .Values.gangway.port }}
       protocol: TCP
       name: http
+{{- if and (eq "LoadBalancer" $.Values.service.type) (.Values.service.loadBalancerIP) }}
+  loadBalancerIP: {{ .Values.service.loadBalancerIP }}
+{{- end}}
   selector:
     app.kubernetes.io/name: {{ include "gangway.name" . }}
     app.kubernetes.io/instance: {{ .Release.Name }}

stable/gangway/values.yaml

@@ -110,6 +110,8 @@ gangway:
 service:
   type: ClusterIP
   port: 80
+  # Specifies a loadBalancerIP when using LoadBalancer service type
+  # loadBalancerIP: 192.168.0.51
 
 ingress:
   enabled: false