{{- if .Values.podDisruptionBudget.enabled }}
{{- if and (not .Values.autoscaling.enabled) (le (int .Values.replicaCount) 1) }}
{{- fail "Enabling PodDisruptionBudget with replicaCount: 1 and no autoscaling prevents pod restarts during upgrades" }}
{{- end }}
{{- if and .Values.autoscaling.enabled (le (int .Values.autoscaling.minReplicas) 1) }}
{{- fail "Enabling PodDisruptionBudget with autoscaling.minReplicas: 1 prevents pod restarts during upgrades" }}
{{- end }}
apiVersion: policy/v1
kind: PodDisruptionBudget
metadata:
  name: {{ template "kong.fullname" . }}
  namespace: {{ template "kong.namespace" . }}
  labels:
    {{- include "kong.metaLabels" . | nindent 4 }}
spec:
  {{- if .Values.podDisruptionBudget.minAvailable }}
  minAvailable: {{ .Values.podDisruptionBudget.minAvailable }}
  {{- end  }}
  {{- if .Values.podDisruptionBudget.maxUnavailable }}
  maxUnavailable: {{ .Values.podDisruptionBudget.maxUnavailable }}
  {{- end  }}
  unhealthyPodEvictionPolicy: {{ .Values.podDisruptionBudget.unhealthyPodEvictionPolicy }}
  selector:
    matchLabels:
      {{- include "kong.metaLabels" . | nindent 6 }}
      app.kubernetes.io/component: app
{{- end }}