快速删除保存的 host key
ssh-keygen -R hostname
快速地添加 authorized_keys
ssh-copy-id root@host
SSH 后直接执行命令
[[email protected]]# ssh -t [email protected] "sudo su - root"
ssh-keygen -R hostname
ssh-copy-id root@host
[[email protected]]# ssh -t [email protected] "sudo su - root"