k8s 인증서 갱신

--만료확인

 

kubeadm certs check-expiration

 

--백업

 

cd /etc/kubernetes/pki

<백업 certs파일들>

 

 

 

--갱신

kubeadm  certs renew all

 

 

--kube config copy

 

cd /etc/kubernetes

 

cp admin.conf ~/.kube/config

chown ~

 

 

--kubelet restart