constrainttemplate.yaml

apiVersion: templates.gatekeeper.sh/v1beta1
kind: ConstraintTemplate
metadata:
  name: k8sazurecontainernoprivilege
spec:
  crd:
    spec:
      names:
        kind: K8sAzureContainerNoPrivilege
        listKind: K8sAzureContainerNoPrivilegeList
        plural: k8sazurecontainernoprivilege
        singular: k8sazurecontainernoprivilege
  targets:
    - target: admission.k8s.gatekeeper.sh
      rego: |
        package k8sazurecontainernoprivilege

        violation[{"msg": msg, "details": {}}] {
            c := input_containers[_]
            c.securityContext.privileged
            msg := sprintf("Privileged container is not allowed: %v, securityContext: %v", [c.name, c.securityContext])
        }

        input_containers[c] {
            c := input.review.object.spec.containers[_]
        }

        input_containers[c] {
            c := input.review.object.spec.initContainers[_]
        }