一个固定ip多个域名

# 示例：检查DNS记录
nslookup example.com
nslookup anotherdomain.com

# 示例：检查Nginx配置
server {
    listen 80;
    server_name example.com;
    location / {
        root /var/www/example;
    }
}

server {
    listen 80;
    server_name anotherdomain.com;
    location / {
        root /var/www/anotherdomain;
    }
}

// 示例：Nginx配置CORS头
server {
    listen 80;
    server_name example.com;

    location / {
        add_header 'Access-Control-Allow-Origin' 'https://anotherdomain.com';
        add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';
        add_header 'Access-Control-Allow-Headers' 'Origin, Content-Type, Accept, Authorization';
        root /var/www/example;
    }
}

# 示例：使用Certbot自动获取和安装SSL证书
sudo certbot certonly --webroot -w /var/www/example -d example.com -d www.example.com
sudo certbot certonly --webroot -w /var/www/anotherdomain -d anotherdomain.com -d www.anotherdomain.com