kubernetes-up-and-running/19-12-networkpolicy-kuard-allow-test-source.yaml

kind: NetworkPolicy
apiVersion: networking.k8s.io/v1
metadata:
  name: access-kuard
spec:
  podSelector:
    matchLabels:
      app: kuard
  ingress:
    - from:
      - podSelector:
          matchLabels:
            run: test-source