Centos7-配置免密登录

名称	版本
系统	CentOS Linux release 7.6.1810 (Core)
master IP	192.168.199.130
node IP	1992.168.199.131

node执行：

mkdir -p ~/.ssh

master执行：

ssh-keygen
cat ~/.ssh/id_rsa.pub >> ~/.ssh/authorized_keys
scp ~/.ssh/authorized_keys [email protected]:~/.ssh/