basic rbac support

roles/kubernetes-apps/ansible/templates/kubedns-autoscaler.yml

@@ -16,7 +16,7 @@ apiVersion: extensions/v1beta1
 kind: Deployment
 metadata:
   name: kubedns-autoscaler
-  namespace: kube-system
+  namespace: {{ system_namespace }}
   labels:
     k8s-app: kubedns-autoscaler
     kubernetes.io/cluster-service: "true"
@@ -39,11 +39,13 @@ spec:
                 memory: "10Mi"
         command:
           - /cluster-proportional-autoscaler
-          - --namespace=kube-system
+          - --namespace={{ system_namespace }}
           - --configmap=kubedns-autoscaler
           # Should keep target in sync with cluster/addons/dns/kubedns-controller.yaml.base
           - --target=Deployment/kube-dns
           - --default-params={"linear":{"nodesPerReplica":{{ kubedns_nodes_per_replica }},"min":{{ kubedns_min_replicas }}}}
           - --logtostderr=true
           - --v=2
-
+{% if rbac_enabled %}
+      serviceAccountName: cluster-proportional-autoscaler
+{% endif %}