kubernetes-config.yaml

apiVersion: kubeadm.k8s.io/v1beta2
kind: ClusterConfiguration
kubernetesVersion: "v1.21.3"
controlPlaneEndpoint: "10.90.28.20:6443"
networking:
serviceSubnet: "10.1.0.0/16"
podSubnet: "10.244.0.0/16"
imageRepository: registry.aliyuncs.com/google_containers
etcd:
external:
endpoints:
- https://10.90.29.141:2379
- https://10.90.31.96:2379
- https://10.90.30.182:2379
caFile: /opt/etcd/ssl/ca.pem
certFile: /opt/etcd/ssl/server.pem
keyFile: /opt/etcd/ssl/server-key.pem