Linux常用操作

• 修改用户权限

  编辑 vim /etc/sudoers
  添加 wangxiaofan ALL=(ALL)	ALL

• 创建工作目录

  sudo mkdir module
  sudo mkdir software

• 授权

  sudo chown wangxiaofan:wangxiaofan module/ software/

• 防火墙

1. 查看防火墙状态

   sudo systemctl status firewalld

2. 停止firewall

   sudo systemctl stop firewalld

sudo systemctl disable firewalld

1. 打开防火墙

   sudo systemctl start firewalld

2. 打开防火墙
   

   sudo systemctl enable firewalld