ssh免密码登陆服务器

1.在本机生成密钥:

$ ssh-keygen -t rsa

按默认配置,输入三次回车,会在home目录生成:~/.ssh/id_rsa,~/.ssh/id_rsa.pub

2.把id_rsa.pub拷贝到服务器你的帐号下的:~/.ssh/,并命名为:authorized_keys

3.在本机执行:

ssh-add  ~/.ssh/id_rsa