apiVersion: kyverno.io/v1
kind: ClusterPolicy
metadata:
  name: require-probes
  annotations:
    policies.kyverno.io/title: Require Liveness and Readiness Probes
    policies.kyverno.io/category: Zero Trust
    policies.kyverno.io/severity: low
spec:
  validationFailureAction: Audit
  background: true
  rules:
    - name: require-probes
      match:
        any:
          - resources:
              kinds:
                - Deployment
                - StatefulSet
      exclude:
        any:
          - resources:
              namespaces:
                - kube-system
                - kyverno
                - tetragon
                - rook-ceph
                - argocd
                - cert-manager
                - cnpg-system
                - envoy-gateway-system
                - external-secrets
                - istio-system
                - kiali-operator
                - mariadb-system
                - prometheus
                - redis-operator
                - reloader
                - scylla-operator
                - vault
                - gitlab
                - grafana
                - guacamole
                - nextcloud
                - scylla-manager
      validate:
        message: "Liveness and readiness probes are required for all containers."
        pattern:
          spec:
            template:
              spec:
                containers:
                  - livenessProbe:
                      periodSeconds: ">0"
                    readinessProbe:
                      periodSeconds: ">0"