Add falg to report node internal IP address in ingress status

pkg/ingress/controller/controller.go

@@ -135,9 +135,11 @@ type Configuration struct {
 	Backend ingress.Controller
 
 	UpdateStatus           bool
+	UseNodeInternalIP      bool
 	ElectionID             string
 	UpdateStatusOnShutdown bool
-	SortBackends           bool
+
+	SortBackends bool
 }
 
 // newIngressController creates an Ingress controller
@@ -174,6 +176,7 @@ func newIngressController(config *Configuration) *GenericController {
 			DefaultIngressClass:    config.DefaultIngressClass,
 			UpdateStatusOnShutdown: config.UpdateStatusOnShutdown,
 			CustomIngressStatus:    ic.cfg.Backend.UpdateIngressStatus,
+			UseNodeInternalIP:      ic.cfg.UseNodeInternalIP,
 		})
 	} else {
 		glog.Warning("Update of ingress status is disabled (flag --update-status=false was specified)")

pkg/ingress/controller/launch.go

@@ -101,6 +101,9 @@ func NewIngressController(backend ingress.Controller) *GenericController {
 
 		sortBackends = flags.Bool("sort-backends", false,
 			`Defines if backends and it's endpoints should be sorted`)
+
+		useNodeInternalIP = flags.Bool("report-node-internal-ip-address", false,
+			`Defines if the nodes IP address to be returned in the ingress status should be the internal instead of the external IP address`)
 	)
 
 	flags.AddGoFlagSet(flag.CommandLine)
@@ -198,6 +201,7 @@ func NewIngressController(backend ingress.Controller) *GenericController {
 		DisableNodeList:         *disableNodeList,
 		UpdateStatusOnShutdown:  *updateStatusOnShutdown,
 		SortBackends:            *sortBackends,
+		UseNodeInternalIP:       *useNodeInternalIP,
 	}
 
 	ic := newIngressController(config)