add optional resource PodDisruptionBudget

templates/poddistruptionbudget.yaml

@@ -0,0 +1,21 @@
+{{- if .Values.podDisruptionBudget.enabled -}}
+apiVersion: policy/v1
+kind: PodDisruptionBudget
+metadata:
+  name: {{ include "krakend.fullname" . }}
+  labels:
+    {{- include "krakend.labels" . | nindent 4 }}
+spec:
+  {{- if .Values.podDisruptionBudget.minAvailable }}
+  minAvailable: {{ .Values.podDisruptionBudget.minAvailable }}
+  {{- end }}
+  {{- if .Values.podDisruptionBudget.maxUnavailable }}
+  maxUnavailable: {{ .Values.podDisruptionBudget.maxUnavailable }}
+  {{- end }}
+  {{- if not (eq .Values.podDisruptionBudget.unhealthyPodEvictionPolicy "") }}
+  unhealthyPodEvictionPolicy: {{ .Values.podDisruptionBudget.unhealthyPodEvictionPolicy }}
+  {{- end }}
+  selector:
+    matchLabels:
+      {{- include "krakend.selectorLabels" . | nindent 6 }}
+{{- end }}

values.yaml

@@ -227,6 +227,17 @@ readinessProbe:
     path: /__health
     port: http
 
+# -- (object) podDisruptionBudget allows you to define minumum and maximum available pods
+podDisruptionBudget:
+  # -- (bool) Set to true to create a default ServiceMonitor for your application
+  enabled: false
+  # -- minimum available pods
+  minAvailable: 1
+  # -- maximum available pods
+  maxUnavailable: ""
+  # -- UnhealthyPodEvictionPolicy defines the criteria for when unhealthy pods should be considered for eviction
+  unhealthyPodEvictionPolicy: ""
+
 # -- (object) The serviceMonitor configures a ServiceMonitor for your application
 serviceMonitor:
   # -- (bool) Set to true to create a default ServiceMonitor for your application