k8s：通过域名生成证书
正确方式 "hosts": [ "*.etcd" ],完整生成证书的示例见附件[root@node1 certs]# cat /root/k8s/cfg/etcdETCD_OPTS="--name=etcd-2 \--listen-peer-urls=https://192.168.56.169:2380 \--initial-advertise-peer-urls=https://etcd2.etcd:2380 \--li
