分站域名怎么自动添加

server {
    listen 80;
    server_name blog.example.com;

    location / {
        proxy_pass http://localhost:3000;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
    }
}

import dns.resolver
import subprocess

def add_subdomain(subdomain, ip_address):
    # 更新DNS记录
    dns_record = f"CNAME {subdomain} {ip_address}"
    subprocess.run(["dnscli", "add", dns_record])

    # 更新Nginx配置
    nginx_config = f"""
server {{
    listen 80;
    server_name {subdomain};

    location / {{
        proxy_pass http://localhost:3000;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
    }}
}}
"""
    with open("/etc/nginx/sites-available/{subdomain}", "w") as f:
        f.write(nginx_config)
    subprocess.run(["ln", "-s", "/etc/nginx/sites-available/{subdomain}", "/etc/nginx/sites-enabled/"])
    subprocess.run(["nginx", "-s", "reload"])

# 示例调用
add_subdomain("blog.example.com", "example.com")