root
119 lines
2.8 KiB
JavaScript
Executable File
119 lines
2.8 KiB
JavaScript
Executable File
/**
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* CAPTCHA_PROXY 解析与 Chrome 代理注入（与 CapSolver AntiCloudflareTask 使用同一 IP）
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*
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* 仅在实际检测到 CF 挑战、需要 Managed 过盾时由 server.js 显式启用（useCaptchaProxy=true）。
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* 格式：ip:port:username:password
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*/
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const CAPTCHA_PROXY_RAW = (process.env.CAPTCHA_PROXY || '').trim();
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/**
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* @returns {{
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* host: string,
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* port: string,
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* username: string,
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* password: string,
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* chromeProxyServer: string,
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* capsolverString: string,
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* }|null}
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*/
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function parseCaptchaProxy(raw = CAPTCHA_PROXY_RAW) {
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const value = (raw || '').trim();
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if (value === '') {
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return null;
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}
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const parts = value.split(':');
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if (parts.length < 4) {
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return null;
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}
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const host = parts[0];
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const port = parts[1];
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const username = parts[2];
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const password = parts.slice(3).join(':');
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if (!host || !port || !username || !password) {
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return null;
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}
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return {
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host,
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port,
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username,
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password,
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chromeProxyServer: `http://${host}:${port}`,
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capsolverString: value,
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};
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}
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/** @returns {boolean} */
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function hasCaptchaProxy() {
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return parseCaptchaProxy() !== null;
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}
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/**
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* 是否属于可能走 CapSolver Managed 的工单（A2C 等）
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* 注意：仅表示候选，不代表本次任务一定挂代理
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* @param {object|null|undefined} antiBot
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*/
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function isManagedCfCandidate(antiBot) {
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if (!antiBot?.enabled) {
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return false;
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}
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if (antiBot.cfChallengeMode === 'managed') {
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return true;
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}
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if (antiBot.cfCloudflareSolver === true) {
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return true;
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}
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return false;
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}
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/**
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* @deprecated 请使用 isManagedCfCandidate + 显式 useCaptchaProxy 参数
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*/
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function shouldUseCaptchaProxyForAntiBot(antiBot) {
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return false;
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}
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/**
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* Chrome 启动参数 --proxy-server（须 useCaptchaProxy=true 时调用）
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* @returns {string[]}
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*/
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function getCaptchaProxyChromeArgs() {
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const parsed = parseCaptchaProxy();
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if (!parsed) {
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return [];
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}
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return [
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`--proxy-server=${parsed.chromeProxyServer}`,
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'--proxy-bypass-list=<-loopback>,localhost,127.0.0.1',
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];
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}
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/**
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* 为 Page 设置代理认证（须配合 --proxy-server）
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* @param {import('puppeteer').Page} page
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* @returns {Promise<boolean>}
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*/
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async function applyCaptchaProxyToPage(page) {
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const parsed = parseCaptchaProxy();
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if (!parsed || !page) {
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return false;
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}
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await page.authenticate({
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username: parsed.username,
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password: parsed.password,
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});
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return true;
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}
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module.exports = {
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parseCaptchaProxy,
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hasCaptchaProxy,
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isManagedCfCandidate,
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shouldUseCaptchaProxyForAntiBot,
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getCaptchaProxyChromeArgs,
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applyCaptchaProxyToPage,
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};
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