apiVersion: networking.k8s.io/v1 kind: NetworkPolicy metadata:

name: <%= role %>
labels:
  app: <%= app %> # IE: backend
namespace: <%= app %> # IE: backend

spec:

podSelector:
  matchLabels:
    app: <%= app %> # IE: backend
    role: <%= role %>
ingress:
- from:
  - namespaceSelector:
      matchLabels:
        app: <%= app %> # IE: frontend
  - podSelector:
      matchLabels:
        app: <%= app %> # IE: backend