ssh登录无需输入密码的做法
2011-06-01 | 11:29假设本地主机test1,远程主机test2
一,在test1主机里的用户
运行 ssh-keygen -t rsa
结果如下
Generating public/private rsa key pair.
Enter file in which to save the key (/home/bob/.ssh/id_rsa):
Created directory '/home/bob/.ssh'.
Enter passphrase (empty for no passphrase):
Enter same passphrase again:
Your identification has been saved in /home/bob/.ssh/id_rsa.
Your public key has been saved in /home/bob/.ssh/id_rsa.pub.
The key fingerprint is:
b7:99:2b:88:0b:02:1d:a0:d5:68:bd:bb:00:86:d2:d1 bob@www.vh1.com
会在bob用户目录~/.ssh/产生两个文件,id_rsa,id_rsa.pub
其中id_rsa 为私钥,id_rsa.pub为公钥
二,把id_rsa.pub文件拷贝到test2主机的用户目录下,如root目录下
cat id_rsa.pub >~/.ssh/authorized_keys
就可以了
这样test1主机的用户就可以通过ssh而不用密码登陆test2主机











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