2.openssl genrsa -out kube-ca-key.pem 2048 3.openssl req -x509 -new -nodes -key kube-ca-key.pem -days 10000 -out kube-ca.pem -subj "/CN=kube-ca" 4.openssl req -x509 -nodes -days 10000 -newkey rsa:2048 -keyout ./cluster_certs/kube-service-account-token-key.pem -out ./clus...