25 lines
627 B
YAML
25 lines
627 B
YAML
apiVersion: cilium.io/v2
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kind: CiliumClusterwideNetworkPolicy
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metadata:
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name: allow-dns
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spec:
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description: 'description: Allow only dns traffic by default. Also acts as a deny-all policy'
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egress:
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- toEndpoints:
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- matchLabels:
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io.kubernetes.pod.namespace: kube-system
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k8s-app: kube-dns
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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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- rules:
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dns:
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- matchPattern: '*'
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endpointSelector:
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matchExpressions:
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- key: io.kubernetes.pod.namespace
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operator: NotIn
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values:
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- kube-system
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