feat(helm): allow annotations on the service account (#1295)

Allows customizing the ServiceAccount with custom annotations.

Fixes #1249

Author: lukasmetzner

chart/.snapshots/full.daemonset.yaml

@@ -5,6 +5,8 @@ kind: ServiceAccount
 metadata:
   name: hcloud-cloud-controller-manager
   namespace: kube-system
+  annotations:
+    service-account-annotation: service-account-annotation
 ---
 # Source: hcloud-cloud-controller-manager/templates/clusterrole.yml
 apiVersion: rbac.authorization.k8s.io/v1

chart/full.daemonset-values.yaml

@@ -1,5 +1,9 @@
 kind: DaemonSet
 
+serviceAccount:
+  annotations:
+    service-account-annotation: service-account-annotation
+
 monitoring:
   podMonitor:
     labels:

chart/templates/serviceaccount.yaml

@@ -3,3 +3,7 @@ kind: ServiceAccount
 metadata:
   name: {{ include "hcloud-cloud-controller-manager.name" . }}
   namespace: {{ .Release.Namespace }}
+  {{- with .Values.serviceAccount.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}

chart/values.yaml

@@ -171,6 +171,11 @@ rbac:
   # Create a cluster role binding with admin access for the service account.
   create: true
 
+serviceAccount:
+  # Annotations to add to the service account.
+  # See https://kubernetes.io/docs/concepts/overview/working-with-objects/annotations/
+  annotations: {}
+
 podLabels: {}
 
 podAnnotations: {}