UFW配置

ufw.sh

# ------- Debian -------
sudo apt-get install ufw -y 

# ------- CentOS -------
sudo yum install epel-release -y
sudo yum install --enablerepo="epel" ufw -y

# ------- Config -------
sudo ufw allow ssh
sudo ufw allow http
sudo ufw allow https

# ------- Default -------
sudo ufw default deny incoming
sudo ufw default allow outgoing

# ------- Enable -------
sudo ufw status verbose
sudo ufw enable