Git经常添加到远程库时候经常由于SSHKey而上传失败,下面是创建SSHKey的过程:
1,首先输入命令:
[root@localhost ~]# ssh-keygen -t rsa -C "wuzhiyi51@gmail.com"
下面是创建过程:
Generating public/private rsa key pair.
Enter file in which to save the key (/root/.ssh/id_rsa): 
Enter passphrase (empty for no passphrase): 
Enter same passphrase again: 
Your identification has been saved in /root/.ssh/id_rsa. 
Your public key has been saved in /root/.ssh/id_rsa.pub.
The key fingerprint is:
cf:63:ac:28:60:4a:00:15:29:0c:8e:b6:d7:19:10:47 wuzhiyi51@gmail.com
The key‘s randomart image is:
+--[ RSA 2048]----+
|+.o=oE           |
|=.. o            |
|o+   .           |
|o . . o          |
|.. . o  S        |
| .+      +       |
|.o .      *      |
|.   .  . o .     |
|     .. .        |
+-----------------+
2,查看创建好的SSHKey文件
[root@localhost ~]# cat ~/.ssh/
id_rsa       id_rsa.pub   known_hosts  
[root@localhost ~]# cat ~/.ssh/id_rsa.pub 
ssh-rsa AAAAB3NzaC1yc2EAAAABIwAAAQEAyFWY3VgY8D4IDqQKOCW3bTovL7cZunWaCIl69A16POCJIpNSymEZw2wUYfGdvwmX93kp4xEqPK9/rX30duLfRWgMNV8/YE6AGZo90YXfMmti/OXHvnTrHI82LgiabX6UH1QfXQhSAtq3AHWc4KIu/0HcZUYBgTalmpNlmsol7dgTpwMQPriwNdE65dc0ZeHUxY3cHNI+v5lXjSYlRBaoJnowY5qim4ld4hH2QGYNQ+GuzPXtCkBIbkG+uiADKrDyPVGOgjbC7To4BsKoIO2/0NkRCV0/G01kL393oWmhhIlk/OhhJZ5Z6QnC1EubX/e9n0lglbdXo7St8WjT4/3qtQ== wuzhiyi51@gmail.com
3,将SSHKey文件复制添加到GitHub上的SSH keys即可

原文:http://www.cnblogs.com/wuzhiyi/p/4645556.html