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ibreathebsb/su sudo.md

Last active September 12, 2018 01:06
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su sudo.md
  1. su - user 只能切换到能够登录的用户，并且需要输入user的密码
  2. su 直接使用su，切换到root但是$PATH等环境变量不会改变，因此不推荐此方式
  3. sudo -u user command 输入当前用户自己的密码，并以user的身份执行命令

sudo

  1. 配置文件 /etc/sudoers,文件格式：用户 登录主机(可切换的用户) 可使用的绝对路径命令

  2. 编辑命令visudo

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