Adding annotations support to configmaps

Signed-off-by: Greg Sidelinger <gate@ilive4code.net>

charts/ingress-nginx/templates/controller-configmap.yaml

@@ -8,6 +8,8 @@ metadata:
     component: "{{ .Values.controller.name }}"
     heritage: {{ .Release.Service }}
     release: {{ .Release.Name }}
+  annotations:
+{{ toYaml .Values.controller.configAnnotations | indent 4}}
   name: {{ template "nginx-ingress.controller.fullname" . }}
 data:
 {{- if .Values.controller.addHeaders }}

charts/ingress-nginx/templates/tcp-configmap.yaml

@@ -8,6 +8,8 @@ metadata:
     component: "{{ .Values.controller.name }}"
     heritage: {{ .Release.Service }}
     release: {{ .Release.Name }}
+  annotations:
+{{ toYaml .Values.controller.tcp.annotations | indent 4}}
   name: {{ template "nginx-ingress.fullname" . }}-tcp
 data:
 {{ tpl (toYaml .Values.tcp) . | indent 2 }}

charts/ingress-nginx/templates/udp-configmap.yaml

@@ -8,6 +8,8 @@ metadata:
     component: "{{ .Values.controller.name }}"
     heritage: {{ .Release.Service }}
     release: {{ .Release.Name }}
+  annotations:
+{{ toYaml .Values.controller.udp.annotations | indent 4}}
   name: {{ template "nginx-ingress.fullname" . }}-udp
 data:
 {{ tpl (toYaml .Values.udp) . | indent 2 }}

charts/ingress-nginx/values.yaml

@@ -19,6 +19,10 @@ controller:
   # Will add custom configuration options to Nginx https://kubernetes.github.io/ingress-nginx/user-guide/nginx-configuration/configmap/
   config: {}
 
+  ## Annotations to be added to the controller config configuration configmap
+  ##
+  configAnnotations: {}
+
   # Will add custom headers before sending traffic to backends according to https://github.com/kubernetes/ingress-nginx/tree/master/docs/examples/customization/custom-headers
   proxySetHeaders: {}
 
@@ -92,15 +96,19 @@ controller:
   ##
   configMapNamespace: ""   # defaults to .Release.Namespace
 
-  ## Allows customization of the tcp-services-configmap namespace
+  ## Allows customization of the tcp-services-configmap
   ##
   tcp:
     configMapNamespace: ""   # defaults to .Release.Namespace
+    ## Annotations to be added to the tcp config configmap
+    annotations: {}
 
-  ## Allows customization of the udp-services-configmap namespace
+  ## Allows customization of the udp-services-configmap
   ##
   udp:
     configMapNamespace: ""   # defaults to .Release.Namespace
+    ## Annotations to be added to the udp config configmap
+    annotations: {}
 
   ## Additional command line arguments to pass to nginx-ingress-controller
   ## E.g. to specify the default SSL certificate you can use