动态域名访问路由器

import requests
import json

def update_ddns(domain, username, password):
    url = "https://dns.tencentcloudapi.com/?Action=UpdateDomainRecord&Version=2018-03-12&Region=ap-guangzhou"
    headers = {
        "Content-Type": "application/json",
        "Authorization": "TC3-HMAC-SHA256 Credential=AKIDz8krbsJ5yKBZQpn74WFkmLPx3EXAMPLE/2018-03-12/ddns/tc3_request, SignedHeaders=content-type;host;x-tc-action;x-tc-timestamp, Signature=fe5f80f77d5fa3beca04765b6e87f0ad4d6e5e2821b0f5ebc6a9a5c1e700e2f84"
    }
    payload = {
        "domain": domain,
        "recordId": "123456",
        "subDomain": "@",
        "recordType": "A",
        "recordLine": "默认",
        "value": "1.2.3.4"  # 这里应该是你的动态IP地址
    }
    response = requests.post(url, headers=headers, data=json.dumps(payload))
    return response.json()

# 使用示例
update_ddns("example.com", "your_username", "your_password")