kubernetes-formation/kubernetes-formation/06-security/network-security/manifests/web-allow-all-namespaces.yaml

## Kubernetes Advanced labs v1.5.0
kind: NetworkPolicy
apiVersion: networking.k8s.io/v1
metadata:
  namespace: secondary
  name: web-allow-all-namespaces
spec:
  podSelector:
    matchLabels:
      app: web
  ingress:
  - from:
    - namespaceSelector: {}