kyverno/charts/kyverno-policies/templates/restricted/require-run-as-nonroot.yaml

{{- $name := "require-run-as-non-root" }}
{{- if eq (include "kyverno-policies.podSecurityRestricted" (merge (dict "name" $name) .)) "true" }}
apiVersion: kyverno.io/v1
kind: ClusterPolicy
metadata:
  name: {{ $name }}
  annotations:
    policies.kyverno.io/category: Pod Security Standards (Restricted)
    {{- if .Values.podSecuritySeverity }}
    policies.kyverno.io/severity: {{ .Values.podSecuritySeverity | quote }}
    {{- end }}
    policies.kyverno.io/description: Containers must be required to run as non-root users.
  labels: {{ include "kyverno-policies.labels" . | nindent 4 }}
    app: kyverno
spec:
  background: true
  validationFailureAction: {{ .Values.validationFailureAction }}
  rules:
  - name: check-containers
    match:
      resources:
        kinds:
        - Pod
    validate:
      message: >-
        Running as root is not allowed. The fields spec.securityContext.runAsNonRoot,
        spec.containers[*].securityContext.runAsNonRoot, and
        spec.initContainers[*].securityContext.runAsNonRoot must be `true`.
      anyPattern:
      - spec:
          securityContext:
            runAsNonRoot: true
          containers:
          - =(securityContext):
              =(runAsNonRoot): true
          =(initContainers):
          - =(securityContext):
              =(runAsNonRoot): true
      - spec:
          containers:
          - securityContext:
              runAsNonRoot: true
          =(initContainers):
          - securityContext:
              runAsNonRoot: true
{{- end -}}