解决failed to verify certificate: x509报错问题
root@master1 home\]# kubectl get nodes Unable to connect to the server: tls: failed to verify certificate: x509: certificate signed by unknown authority (possibly because of "crypto/rsa: verification error" while trying to verify candidate authority certificate "kubernetes") 处理： ```bash [root@master1 ~]# rm -rf .kube/ [root@master1 ~]# sudo mkdir ~/.kube [root@master1 ~]# sudo cp /etc/kubernetes/admin.conf ~/.kube/ [root@master1 ~]# cd ~/.kube [root@master1 .kube]# sudo mv admin.conf config [root@master1 .kube]# sudo service kubelet restart Redirecting to /bin/systemctl restart kubelet.service ```