Merge pull request #2500 from gorazio/patch-1

Add prometheus annotations to spec in ingress

roles/kubernetes-apps/ingress_controller/ingress_nginx/templates/ingress-nginx-controller-ds.yml.j2

@@ -20,6 +20,9 @@ spec:
       labels:
         k8s-app: ingress-nginx
         version: v{{ ingress_nginx_controller_image_tag }}
+      annotations:
+        prometheus.io/port: '10254'
+        prometheus.io/scrape: 'true'
     spec:
 {% if ingress_nginx_host_network %}
       hostNetwork: true
@@ -78,3 +81,4 @@ spec:
 {% if rbac_enabled %}
       serviceAccountName: ingress-nginx
 {% endif %}
+