Linux密码生成器

　　[lyy@luoyinyou-dev ~]$ su -

　　Password:

　　[root@luoyinyou-dev ~]# yum install expect

　　Loaded plugins: fastestmirror

　　Determining fastest mirrors

　　* addons: centos.ustc.edu.cn

　　* base: centos.ustc.edu.cn

　　* extras: centos.ustc.edu.cn

　　* updates: mirrors.163.com

　　addons     |  951 B     00:00

　　base | 2.1 kB     00:00

　　extras     | 2.1 kB     00:00

　　extras/primary_db      | 188 kB     00:00

　　updates    | 1.9 kB     00:00

　　updates/primary_db     | 815 kB     00:12

　　Setting up Install Process

　　Resolving Dependencies

　　--> Running transaction check

　　---> Package expect.i386 0:5.43.0-5.1 set to be updated

　　--> Finished Dependency Resolution

　　Dependencies Resolved

　　==========================================================================================================================================================================================================

　　Package     Arch      Version