查看“Sudo”的源代码

== sudo ==
<pre>
echo 'evan ALL=(ALL)   ALL' >>/etc/sudoers.d/evan 

sudo -i 
再用evan的密码就行了
如果是不要密码 
echo 'evan ALL=(ALL) NOPASSWD:NOPASSWD:ALL' >/etc/sudoers.d/evan


普通用户给sudo 执行特殊命令
mysql ALL=(ALL) NOPASSWD: /bin/whoami

xtx ALL=(ALL) NOPASSWD: /usr/bin/date
</pre>

==参考==
如何成为 Root 用户
https://wiki.centos.org/zh/TipsAndTricks/BecomingRoot

CentOS 系统sudo命令配置
http://towangwang.blog.51cto.com/17151/936708

[[category:linux]] [[category:ops]]