1、生成密钥ssh
ssh-keygen -t rsablog
回车,生成目录以下ip
2、把公钥传到目标机器rsa
ssh-copy-id -i ~/.ssh/id_rsa.pub dss@10.164.194.42im
手动 复制id_rsa.pub 拼接到目标机器的authorized_keys目录中ssh-key
3、ssh 目标机器ipimg