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ByeonJungHun
2024-01-03 13:41:23 +09:00
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# Kubernetes Cluster 인증서
|클러스터|인증서 만료 날짜|
|---|---|
|DSK-PROD|2024.09|
|DSK-DEV|2024.12|
|SAAS-MGMT|2025.01|
|CMOA-MGMT|2025.01|
|INFRA-CLUSTER|2025.01|
|DSK-MINIO|2025.01|
# 인증서 갱신 커맨드
```
# 인증서 만료 날짜 확인
kubeadm certs check-expiration
# 인증서 갱신
kubeadm certs renew all
# static pod의 컨테이너 조회
crictl ps
# kube-apiserver , kube-scheduler , kube-controller-manager , kube-prxoy , etcd(있을 경우)
crictl rm {CONTAINER ID}
# 갱신 확인
kubeadm certs check-expiration
```
# 인증서 갱신 후 확인 사항
1. 클러스터 인증서 갱신 확인
2. ArgoCD의 Cluster 갱신
3. Jenkins의 Cluster 갱신