Helm charts: Fix name of update strategy field for StatefulSet

charts/viking-service/templates/deployment.yaml

@@ -35,10 +35,14 @@ spec:
     matchLabels:
       app.kubernetes.io/name: {{ template "viking-service.name" . }}
       app.kubernetes.io/instance: {{ .Release.Name }}
-  {{- if .Values.vikingService.updateStrategy }}
+{{- if .Values.vikingService.updateStrategy }}
+  {{- if eq .Values.vikingService.kind "Deployment" }}
   strategy:
-    {{- toYaml .Values.vikingService.updateStrategy | nindent 4 }}
+  {{- else }}
+  updateStrategy:
   {{- end }}
+    {{- toYaml .Values.vikingService.updateStrategy | nindent 4 }}
+{{- end }}
   replicas: {{ .Values.vikingService.replicaCount }}
   revisionHistoryLimit: {{ .Values.revisionHistoryLimit }}
   template:

charts/viking-service/values.yaml

@@ -68,8 +68,8 @@ vikingService:
   ##
   annotations: {}
 
-  # The update strategy to apply to the Deployment or DaemonSet
-  ##
+  # The update strategy to apply
+  # NB: Update strategy configuration differs between a Deployment and a StatefulSet
   updateStrategy: {}
   #  rollingUpdate:
   #    maxUnavailable: 1