ingress-nginx-helm/charts/ingress-nginx/templates/default-backend-psp.yaml

{{- if and .Values.podSecurityPolicy.enabled .Values.defaultBackend.enabled (empty .Values.defaultBackend.existingPsp) -}}
apiVersion: policy/v1beta1
kind: PodSecurityPolicy
metadata:
  name: {{ include "ingress-nginx.fullname" . }}-backend
  labels:
    {{- include "ingress-nginx.labels" . | nindent 4 }}
    app.kubernetes.io/component: default-backend
spec:
  allowPrivilegeEscalation: false
  fsGroup:
    ranges:
    - max: 65535
      min: 1
    rule: MustRunAs
  requiredDropCapabilities:
  - ALL
  runAsUser:
    rule: MustRunAsNonRoot
  seLinux:
    rule: RunAsAny
  supplementalGroups:
    ranges:
    - max: 65535
      min: 1
    rule: MustRunAs
  volumes:
  - configMap
  - emptyDir
  - projected
  - secret
  - downwardAPI
{{- end }}