[common] Allow setting strategy and replicas (#142)

charts/common/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 name: common
 description: Function library for k8s-at-home charts
 type: library
-version: 1.2.0
+version: 1.3.0
 keywords:
   - k8s-at-home
   - common

charts/common/templates/_deployment.tpl

@@ -13,7 +13,11 @@ metadata:
     {{- toYaml . | nindent 4 }}
   {{- end }}
 spec:
-  replicas: 1
+  replicas: {{ .Values.replicas }}
+  {{- with .Values.strategy }}
+  strategy:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
   selector:
     matchLabels:
     {{- include "common.labels.selectorLabels" . | nindent 6 }}

charts/common/templates/_statefulset.tpl

@@ -13,7 +13,11 @@ metadata:
   {{- toYaml . | nindent 4 }}
   {{- end }}
 spec:
-  replicas: 1
+  replicas: {{ .Values.replicas }}
+  {{- with .Values.strategy }}
+  updateStrategy:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
   selector:
     matchLabels:
     {{- include "common.labels.selectorLabels" . | nindent 6 }}

charts/common/values.yaml

@@ -5,6 +5,12 @@ controllerAnnotations: {}
 # Set labels on the deployment/statefulset
 controllerLabels: {}
 
+replicas: 1
+strategy:
+  ## For Deployments, valid values are Recreate and RollingUpdate
+  ## For StatefulSets, valid values are OnDelete and RollingUpdate
+  type: RollingUpdate
+
 # Set annotations on the pod
 podAnnotations: {}