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Oracle Kubernetes Engine (OKE)

TMA-OKE-3.2.7

Ensure kubelet tlsCertFile and tlsPrivateKeyFile are configured appropriately

ВисокаНиво 1Аутоматскаoke

Опис

Setup TLS connection on the Kubelets. For OKE worker nodes, this control validates that the kubelet HTTPS serving endpoint uses an appropriate TLS certificate and private key configuration rather than relying on an unintended or unmanaged serving identity. Reads every node's effective kubelet configuration through the API server (kubectl get --raw /api/v1/nodes/<node>/proxy/configz); requires kubectl with nodes/proxy access.

Како се проверава

Метод провере: Команда љуске

shell
nodes=$(kubectl get nodes -o jsonpath='{range .items[*]}{.metadata.name}{"\n"}{end}') || exit 1
[ -n "$nodes" ] || exit 1
ok=1
for n in $nodes; do
  c=$(kubectl get --raw "/api/v1/nodes/$n/proxy/configz") || exit 1
  if ! { printf '%s' "$c" | grep -Eq '"tlsCertFile":"[^"]+"' && printf '%s' "$c" | grep -Eq '"tlsPrivateKeyFile":"[^"]+"'; }; then echo "noncompliant: $n"; ok=0; fi
done
if [ "$ok" -eq 1 ]; then echo compliant; fi
Очекивани излаз
compliant

Како се исправља

Метод исправке: Смерница или закрпа инфраструктуре

If the audit shows that the kubelet serving certificate and private key are not configured appropriately, first confirm the inspection reflects the effective node configuration. In OKE, remediation should be performed through the supported managed node initialization, node pool update, or node replacement workflow, not by directly editing the kubelet config file on the host. Oracle supports custom cloud-init initialization scripts for managed nodes, including kubelet extra args, and updated worker node properties are applied through new or replacement worker nodes. Remediation of new cluster When creating a new OKE cluster or node pool, ensure each worker node starts with the intended kubelet serving certificate and private key configuration. If customization is required, place the certificate, private key, and kubelet reference in the supported managed node initialization path.

Својства

Оперативни системи
Било који
Ознаке
okeworker-nodekubelet
Референца
CIS Oracle Cloud Infrastructure Container Engine for Kubernetes (OKE) Benchmark v2.0.0 - 3.2.7 Ensure kubelet tlsCertFile and tlsPrivateKeyFile are configured appropriately

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Покрените ово на рачунару за који имате дозволу за проверу. Скенирање ради у режиму само за читање.

shell
tmaegis scan --target oke