145 lines
3.4 KiB
YAML
145 lines
3.4 KiB
YAML
---
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# cert-manager controller: metrics from host (9403), apiserver.
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apiVersion: cilium.io/v2
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kind: CiliumNetworkPolicy
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metadata:
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name: cert-manager
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namespace: cert-manager
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spec:
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endpointSelector:
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matchLabels:
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app.kubernetes.io/component: controller
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ingress:
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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: "9403"
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protocol: TCP
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egress:
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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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- toEntities:
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- world
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toPorts:
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- ports:
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- port: "80"
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protocol: TCP
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- port: "443"
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protocol: TCP
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- port: "53"
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protocol: UDP
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- port: "53"
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protocol: TCP
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- toEndpoints:
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- matchLabels:
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k8s: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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- port: "53"
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protocol: TCP
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- toEndpoints:
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- matchLabels:
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k8s:io.kubernetes.pod.namespace: vault
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app.kubernetes.io/name: vault
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component: server
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toPorts:
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- ports:
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- port: "8200"
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protocol: TCP
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---
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# cert-manager webhook: called by kube-apiserver on 6080, also needs apiserver.
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apiVersion: cilium.io/v2
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kind: CiliumNetworkPolicy
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metadata:
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name: cert-manager-webhook
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namespace: cert-manager
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spec:
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endpointSelector:
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matchLabels:
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app.kubernetes.io/component: webhook
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ingress:
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- fromEntities:
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- kube-apiserver
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- host
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- remote-node
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toPorts:
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- ports:
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- port: "6080"
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protocol: TCP
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- port: "10250"
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protocol: TCP
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egress:
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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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- toEndpoints:
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- matchLabels:
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k8s: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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- port: "53"
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protocol: TCP
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---
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# Host egress to cert-manager pods (webhook, metrics).
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apiVersion: cilium.io/v2
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kind: CiliumClusterwideNetworkPolicy
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metadata:
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name: host-egress-cert-manager
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spec:
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nodeSelector: {}
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egress:
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- toEndpoints:
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- matchLabels:
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k8s:io.kubernetes.pod.namespace: cert-manager
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toPorts:
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- ports:
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- port: "6080"
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protocol: TCP
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- port: "9403"
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protocol: TCP
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- port: "10250"
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protocol: TCP
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---
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# cert-manager cainjector: only needs apiserver.
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apiVersion: cilium.io/v2
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kind: CiliumNetworkPolicy
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metadata:
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name: cert-manager-cainjector
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namespace: cert-manager
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spec:
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endpointSelector:
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matchLabels:
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app.kubernetes.io/component: cainjector
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ingress: []
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egress:
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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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- toEndpoints:
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- matchLabels:
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k8s: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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- port: "53"
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protocol: TCP
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