65 lines
1.5 KiB
YAML
65 lines
1.5 KiB
YAML
# yaml-language-server: $schema=https://ks.hsn.dev/cilium.io/ciliumnetworkpolicy_v2.json
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---
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apiVersion: cilium.io/v2
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kind: CiliumNetworkPolicy
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metadata:
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name: core-dns
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namespace: kube-system
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specs:
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- nodeSelector:
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# apply to master nodes
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matchLabels:
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node-role.kubernetes.io/control-plane: 'true'
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ingress:
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# core dns -> api server
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- fromEndpoints:
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- matchLabels:
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io.cilium.k8s.policy.serviceaccount: coredns
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toPorts:
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- ports:
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- port: '6443'
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protocol: TCP
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- nodeSelector:
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# apply to all nodes
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matchLabels: {}
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egress:
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# kubelet -> core dns probes
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- toEndpoints:
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- matchLabels:
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io.cilium.k8s.policy.serviceaccount: coredns
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toPorts:
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- ports:
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- port: '8080'
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protocol: TCP
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- port: '8181'
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protocol: TCP
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- endpointSelector:
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# apply to core dns pods
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matchLabels:
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io.cilium.k8s.policy.serviceaccount: coredns
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ingress:
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# kubelet -> core dns probes
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- fromEntities:
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- host
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toPorts:
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- ports:
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- port: '8080'
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protocol: TCP
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- port: '8181'
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protocol: TCP
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egress:
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# core dns -> api server
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- toEntities:
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- kube-apiserver
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toPorts:
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- ports:
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- port: '6443'
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protocol: TCP
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# core dns -> upstream DNS
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- toCIDR:
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- 185.12.64.1/32
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- 185.12.64.2/32
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toPorts:
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- ports:
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- port: '53'
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protocol: UDP
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