apiVersion: networking.k8s.io/v1 kind: NetworkPolicy metadata: name: ql3-security-administration namespace: qinglong3-system labels: app.kubernetes.io/name: ql3-security-administration app.kubernetes.io/component: security-administration app.kubernetes.io/part-of: qinglong3 spec: podSelector: matchLabels: app.kubernetes.io/name: ql3-security-administration app.kubernetes.io/component: security-administration policyTypes: - Ingress - Egress ingress: [] egress: - to: - namespaceSelector: matchLabels: kubernetes.io/metadata.name: kube-system podSelector: matchLabels: k8s-app: kube-dns ports: - protocol: UDP port: 53 - protocol: TCP port: 53