ssh-copy-id命令可以把本地主机的公钥复制到远程主机的authorized_keys文件上,ssh-copy-id命令也会给远程主机的用户主目录(home)和~/.ssh, 和~/.ssh/authorized_keys设置合适的权限。
语法
ssh-copy-id [-i [identity_file]] [user@]machine
选项
-i:指定公钥文件
实例
1、把本地的ssh公钥文件安装到远程主机对应的账户下:
ssh-copy-id user@server
ssh-copy-id -i ~/.ssh/id_rsa.pub user@server
e.g.
ssh-copy-id -i ~/.ssh/id_rsa.pub root@127.0.0.1
参考:http://man.linuxde.net/ssh-copy-id