简单的cloudflare ddns脚本，无须使用ipv6一堆毛病的docker

cloudflare_ddns.py

import requests
import ipaddress

proxy = {
    "http": None,
    "https": None
}

# 配置
api_token = '{{API_HERE}}'  # 替换为你的 Cloudflare API token
# 域名和id只填一种即可，都填优先使用id，不使用域名
domain = 'example.com'  # 替换为你要更新的域名
record_name = 'record.example.com'  # 替换为你要更新的记录名称
# 推荐填id，速度快
zone_id = ''   # 替换为你要更新的 Zone ID
record_id = ''   # 替换为你要更新的 Record ID

# 获取 Zone ID
def get_zone_id(domain):
    url = f'https://api.cloudflare.com/client/v4/zones?name={domain}'
    headers = {
        'Authorization': f'Bearer {api_token}',
        'Content-Type': 'application/json'
    }
    response = requests.get(url, headers=headers, proxies=proxy)
    response_data = response.json()
    if response_data['success']:
        return response_data['result'][0]['id']
    else:
        raise Exception('无法获取 Zone ID')

# 获取 Record ID
def get_record_id(zone_id, record_name):
    url = f'https://api.cloudflare.com/client/v4/zones/{zone_id}/dns_records?name={record_name}'
    headers = {
        'Authorization': f'Bearer {api_token}',
        'Content-Type': 'application/json'
    }
    response = requests.get(url, headers=headers, proxies=proxy)
    response_data = response.json()
    if response_data['success']:
        return response_data['result'][0]['id']
    else:
        raise Exception('无法获取 Record ID')

def get_record_ip(zone_id, record_id):
    url = f'https://api.cloudflare.com/client/v4/zones/{zone_id}/dns_records/{record_id}'
    headers = {
        'Authorization': f'Bearer {api_token}',
        'Content-Type': 'application/json'
        }
    response = requests.get(url, headers=headers, proxies=proxy)
    response_data = response.json()
    if response_data['success']:
        return response_data['result']['content']
    else:
        raise Exception('无法获取 Record IP')

# 获取本机的 IPv6 地址
def get_ipv6_address():
    url = 'https://6.ipw.cn' 
    response = requests.get(url)
    return response.text.strip()

# 更新 DNS 记录
def update_dns_record(zone_id, record_id, ipv6_address):
    url = f'https://api.cloudflare.com/client/v4/zones/{zone_id}/dns_records/{record_id}'
    headers = {
        'Authorization': f'Bearer {api_token}',
        'Content-Type': 'application/json'
    }
    data = {
        'type': 'AAAA',
        'name': record_name,
        'content': ipv6_address,
        'ttl': 1,  # 设置 TTL 为 1，表示自动
        'proxied': False  # 是否启用 Cloudflare 的代理
    }
    response = requests.put(url, headers=headers, json=data, proxies=proxy)
    response_data = response.json()
    if response_data['success']:
        print('DNS 记录更新成功')
    else:
        raise Exception('DNS 记录更新失败')


if __name__ == '__main__':
    try:
        if not zone_id or not record_id:
            # 如果没有 Zone ID 或 Record ID，则获取
            zone_id = get_zone_id(domain)
            record_id = get_record_id(zone_id, record_name)
            print
        local_address = ipaddress.ip_address(get_ipv6_address())
        record_address = ipaddress.ip_address(get_record_ip(zone_id, record_id))
        if local_address == record_address:
            # 如果本地 IP 和 Cloudflare 的记录 IP 相同，则不更新 DNS 记录
            print(f'本地 IP 和 Cloudflare 的记录 IP 相同，无需更新({local_address})')
        else:
            # 如果本地 IP 和 Cloudflare 的记录 IP 不相同，则更新 DNS 记录
            print(f'本地 IP 和 Cloudflare 的记录 IP 不相同，开始更新({record_address} -> {local_address})')
            update_dns_record(zone_id, record_id, str(local_address))
    except Exception as e:
        print(f'发生错误: {e}')