Add ingress controller images to SystemImages

cluster/addons.go

@@ -20,6 +20,9 @@ type ingressOptions struct {
 	RBACConfig     string
 	Options        map[string]string
 	NodeSelector   map[string]string
+	AlpineImage    string
+	IngressImage   string
+	IngressBackend string
 }
 
 func (c *Cluster) deployK8sAddOns(ctx context.Context) error {
@@ -133,6 +136,9 @@ func (c *Cluster) deployIngress(ctx context.Context) error {
 		RBACConfig:     c.Authorization.Mode,
 		Options:        c.Ingress.Options,
 		NodeSelector:   c.Ingress.NodeSelector,
+		AlpineImage:    c.SystemImages.Alpine,
+		IngressImage:   c.SystemImages.Ingress,
+		IngressBackend: c.SystemImages.IngressBackend,
 	}
 	// Currently only deploying nginx ingress controller
 	ingressYaml, err := addons.GetNginxIngressManifest(ingressConfig)

cluster/defaults.go

@@ -28,7 +28,10 @@ const (
 	DefaultNginxProxyImage                = "rancher/rke-nginx-proxy:v0.1.1"
 	DefaultCertDownloaderImage            = "rancher/rke-cert-deployer:v0.1.1"
 	DefaultKubernetesServicesSidecarImage = "rancher/rke-service-sidekick:v0.1.0"
+
 	DefaultIngressController   = "nginx"
+	DefaultIngressImage        = "rancher/nginx-ingress-controller:0.10.2"
+	DefaultIngressBackendImage = "rancher/nginx-ingress-controller-defaultbackend:1.4"
 
 	DefaultEtcdImage = "rancher/etcd:v3.0.17"
 	DefaultK8sImage  = "rancher/k8s:v1.8.7-rancher1-1"
@@ -160,6 +163,8 @@ func (c *Cluster) setClusterImageDefaults() {
 		&c.SystemImages.CanalFlannel:              DefaultCanalFlannelImage,
 		&c.SystemImages.WeaveNode:                 DefaultWeaveImage,
 		&c.SystemImages.WeaveCNI:                  DefaultWeaveCNIImage,
+		&c.SystemImages.Ingress:                   DefaultIngressImage,
+		&c.SystemImages.IngressBackend:            DefaultIngressBackendImage,
 	}
 	for k, v := range systemImagesDefaultsMap {
 		setDefaultIfEmpty(k, v)

templates/nginx-ingress.go

@@ -188,14 +188,14 @@ spec:
         - sh
         - -c
         - sysctl -w net.core.somaxconn=32768; sysctl -w net.ipv4.ip_local_port_range="1024 65535"
-        image: alpine:3.6
+        image: {{.AlpineImage}}
         imagePullPolicy: IfNotPresent
         name: sysctl
         securityContext:
           privileged: true
       containers:
         - name: nginx-ingress-controller
-          image: quay.io/kubernetes-ingress-controller/nginx-ingress-controller:0.10.2
+          image: {{.IngressImage}}
           args:
             - /nginx-ingress-controller
             - --default-backend-service=$(POD_NAMESPACE)/default-http-backend
@@ -257,7 +257,7 @@ spec:
         # Any image is permissable as long as:
         # 1. It serves a 404 page at /
         # 2. It serves 200 on a /healthz endpoint
-        image: gcr.io/google_containers/defaultbackend:1.4
+        image: {{.IngressBackend}}
         livenessProbe:
           httpGet:
             path: /healthz