使用 CloudFlare worker 获取优选 ip

Development
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尝试使用 Cloudflare worker 获取优选 ip，每天去获取3次并保存为 txt 文件，同时推送给 Telegram bot。

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// Fetch IP addresses from FETCH_URL
const fetchIPAddresses = async () => {
  try {
    logDebug(`Fetching IP addresses from: ${FETCH_URL}`);
    const response = await fetch(FETCH_URL);
    logDebug(`Fetch response status: ${response.status}`);
    if (!response.ok) {
      logDebug(`Failed to fetch IP addresses: ${response.statusText}`);
      throw new Error(`Failed to fetch IP addresses: ${response.statusText}`);
    }
    const html = await response.text();
    logDebug(`Fetched HTML content from FETCH_URL.`);
    const ipPattern = /\b\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\b/g;
    let ipAddresses = html.match(ipPattern);

    if (ipAddresses) {
      ipAddresses = Array.from(new Set(ipAddresses)).slice(0, 5);  // 取唯一的IP地址中的前5个
    } else {
      ipAddresses = [];
    }

    logDebug(`Selected IP addresses (up to 5): ${ipAddresses}`);
    return ipAddresses;
  } catch (error) {
    logDebug(`Error in fetchIPAddresses: ${error.message}`);
    throw error;
  }
};

wrangler.toml

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#:schema node_modules/wrangler/config-schema.json
name = "page-name"
main = "src/index.js"
compatibility_date = "2024-05-12"

[[routes]]
pattern = "subpage.your.domain"
zone_name = "your.domain"
custom_domain = true


[[kv_namespaces]]
binding = "FETCH_IP"
id = "kvid"  

[triggers]
crons = ["0 13 * * *","0 9 * * *","0 4 * * *","0 23 * * *"]

And here is the end.