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index.js
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import express from 'express';
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import fetch from 'node-fetch';
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import FormData from 'form-data';
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import dotenv from 'dotenv';
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import cors from 'cors';
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import puppeteer from 'puppeteer-extra'
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import StealthPlugin from 'puppeteer-extra-plugin-stealth'
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import { v4 as uuidv4 } from 'uuid';
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import Logger from './logger.js';
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dotenv.config();
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// 配置常量
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const CONFIG = {
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MODELS: {
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'grok-2': 'grok-latest',
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'grok-2-imageGen': 'grok-latest',
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'grok-2-search': 'grok-latest',
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"grok-3": "grok-3",
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"grok-3-search": "grok-3",
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"grok-3-imageGen": "grok-3",
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"grok-3-deepsearch": "grok-3",
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"grok-3-reasoning": "grok-3"
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},
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API: {
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IS_CUSTOM_SSO: process.env.IS_CUSTOM_SSO === 'true',
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BASE_URL: "https://grok.com",
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API_KEY: process.env.API_KEY || "sk-123456",
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SIGNATURE_COOKIE: null,
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TEMP_COOKIE: null,
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PICGO_KEY: process.env.PICGO_KEY || null, //想要流式生图的话需要填入这个PICGO图床的key
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PICUI_KEY: process.env.PICUI_KEY || null //想要流式生图的话需要填入这个PICUI图床的key 两个图床二选一,默认使用PICGO
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},
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SERVER: {
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PORT: process.env.PORT || 3000,
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BODY_LIMIT: '5mb'
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},
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RETRY: {
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MAX_ATTEMPTS: 2//重试次数
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},
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SHOW_THINKING: process.env.SHOW_THINKING === 'true',
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IS_THINKING: false,
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IS_IMG_GEN: false,
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IS_IMG_GEN2: false,
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SSO_INDEX: 0,//sso的索引
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ISSHOW_SEARCH_RESULTS: process.env.ISSHOW_SEARCH_RESULTS === 'true',//是否显示搜索结果
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CHROME_PATH: process.env.CHROME_PATH || "/usr/bin/chromium"//chrome路径
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};
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puppeteer.use(StealthPlugin())
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// 请求头配置
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const DEFAULT_HEADERS = {
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'accept': '*/*',
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'accept-language': 'zh-CN,zh;q=0.9',
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'accept-encoding': 'gzip, deflate, br, zstd',
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'content-type': 'text/plain;charset=UTF-8',
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'Connection': 'keep-alive',
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'origin': 'https://grok.com',
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'priority': 'u=1, i',
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'sec-ch-ua': '"Chromium";v="130", "Google Chrome";v="130", "Not?A_Brand";v="99"',
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'sec-ch-ua-mobile': '?0',
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'sec-ch-ua-platform': '"Windows"',
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'sec-fetch-dest': 'empty',
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'sec-fetch-mode': 'cors',
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'sec-fetch-site': 'same-origin',
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'user-agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36',
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'baggage': 'sentry-public_key=b311e0f2690c81f25e2c4cf6d4f7ce1c'
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};
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async function initialization() {
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if (CONFIG.API.IS_CUSTOM_SSO) {
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await Utils.get_signature()
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return;
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}
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const ssoArray = process.env.SSO.split(',');
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const ssorwArray = process.env.SSO_RW.split(',');
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ssoArray.forEach((sso, index) => {
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tokenManager.addToken(`sso-rw=${ssorwArray[index]};sso=${sso}`);
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});
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console.log(JSON.stringify(tokenManager.getActiveTokens(), null, 2));
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await Utils.get_signature()
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Logger.info("初始化完成", 'Server');
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}
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class AuthTokenManager {
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constructor() {
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this.activeTokens = [];
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this.expiredTokens = new Map();
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this.tokenModelFrequency = new Map();
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this.modelRateLimit = {
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"grok-3": { RequestFrequency: 20 },
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"grok-3-deepsearch": { RequestFrequency: 5 },
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"grok-3-reasoning": { RequestFrequency: 5 }
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};
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}
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addToken(token) {
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if (!this.activeTokens.includes(token)) {
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this.activeTokens.push(token);
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this.tokenModelFrequency.set(token, {
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"grok-3": 0,
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"grok-3-deepsearch": 0,
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"grok-3-reasoning": 0
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});
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}
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}
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setToken(token) {
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this.activeTokens = [token];
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this.tokenModelFrequency.set(token, {
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"grok-3": 0,
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"grok-3-deepsearch": 0,
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"grok-3-reasoning": 0
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});
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}
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getTokenByIndex(index, model) {
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if (this.activeTokens.length === 0) {
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return null;
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}
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const token = this.activeTokens[index];
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this.recordModelRequest(token, model);
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return token;
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}
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recordModelRequest(token, model) {
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if (model === 'grok-3-search' || model === 'grok-3-imageGen') {
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model = 'grok-3';
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}
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if (!this.modelRateLimit[model]) return;
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const tokenFrequency = this.tokenModelFrequency.get(token);
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if (tokenFrequency && tokenFrequency[model] !== undefined) {
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tokenFrequency[model]++;
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}
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this.checkAndRemoveTokenIfLimitReached(token);
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}
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setModelLimit(index, model) {
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if (model === 'grok-3-search' || model === 'grok-3-imageGen') {
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model = 'grok-3';
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}
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if (!this.modelRateLimit[model]) return;
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const tokenFrequency = this.tokenModelFrequency.get(this.activeTokens[index]);
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tokenFrequency[model] = 9999;
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}
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isTokenModelLimitReached(index, model) {
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if (model === 'grok-3-search' || model === 'grok-3-imageGen') {
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model = 'grok-3';
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}
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if (!this.modelRateLimit[model]) return;
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const token = this.activeTokens[index];
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const tokenFrequency = this.tokenModelFrequency.get(token);
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if (!tokenFrequency) {
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return false;
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}
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return tokenFrequency[model] >= this.modelRateLimit[model].RequestFrequency;
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}
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checkAndRemoveTokenIfLimitReached(token) {
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const tokenFrequency = this.tokenModelFrequency.get(token);
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if (!tokenFrequency) return;
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const isLimitReached = Object.keys(tokenFrequency).every(model =>
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tokenFrequency[model] >= this.modelRateLimit[model].RequestFrequency
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);
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if (isLimitReached) {
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const tokenIndex = this.activeTokens.indexOf(token);
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if (tokenIndex !== -1) {
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this.removeTokenByIndex(tokenIndex);
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}
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}
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}
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removeTokenByIndex(index) {
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if (!this.isRecoveryProcess) {
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this.startTokenRecoveryProcess();
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}
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const token = this.activeTokens[index];
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this.expiredTokens.set(token, Date.now());
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this.activeTokens.splice(index, 1);
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this.tokenModelFrequency.delete(token);
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Logger.info(`令牌${token}已达到上限,已移除`, 'TokenManager');
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}
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startTokenRecoveryProcess() {
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if (CONFIG.API.IS_CUSTOM_SSO) return;
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setInterval(() => {
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const now = Date.now();
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for (const [token, expiredTime] of this.expiredTokens.entries()) {
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if (now - expiredTime >= 2 * 60 * 60 * 1000) {
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this.tokenModelUsage.set(token, {
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"grok-3": 0,
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"grok-3-deepsearch": 0,
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"grok-3-reasoning": 0
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});
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this.activeTokens.push(token);
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this.expiredTokens.delete(token);
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Logger.info(`令牌${token}已恢复,已添加到可用令牌列表`, 'TokenManager');
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}
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}
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}, 2 * 60 * 60 * 1000);
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}
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getTokenCount() {
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return this.activeTokens.length || 0;
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}
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getActiveTokens() {
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return [...this.activeTokens];
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}
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}
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class Utils {
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static async extractGrokHeaders() {
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Logger.info("开始提取头信息", 'Server');
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try {
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// 启动浏览器
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const browser = await puppeteer.launch({
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headless: true,
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args: [
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'--no-sandbox',
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'--disable-setuid-sandbox',
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'--disable-dev-shm-usage',
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'--disable-gpu'
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],
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executablePath: CONFIG.CHROME_PATH
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});
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const page = await browser.newPage();
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await page.goto('https://grok.com/', { waitUntil: 'domcontentloaded' });
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await page.evaluate(() => {
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return new Promise(resolve => setTimeout(resolve, 5000))
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})
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// 获取所有 Cookies
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const cookies = await page.cookies();
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const targetHeaders = ['x-anonuserid', 'x-challenge', 'x-signature'];
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const extractedHeaders = {};
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// 遍历 Cookies
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for (const cookie of cookies) {
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// 检查是否为目标头信息
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if (targetHeaders.includes(cookie.name.toLowerCase())) {
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extractedHeaders[cookie.name.toLowerCase()] = cookie.value;
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}
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}
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// 关闭浏览器
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await browser.close();
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// 打印并返回提取的头信息
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Logger.info('提取的头信息:', JSON.stringify(extractedHeaders, null, 2), 'Server');
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return extractedHeaders;
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} catch (error) {
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Logger.error('获取头信息出错:', error, 'Server');
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return null;
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}
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}
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static async get_signature() {
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if (CONFIG.API.TEMP_COOKIE) {
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return CONFIG.API.TEMP_COOKIE;
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}
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Logger.info("刷新认证信息", 'Server');
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let retryCount = 0;
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while (!CONFIG.API.TEMP_COOKIE || retryCount < CONFIG.RETRY.MAX_ATTEMPTS) {
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let headers = await Utils.extractGrokHeaders();
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if (headers) {
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Logger.info("获取认证信息成功", 'Server');
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CONFIG.API.TEMP_COOKIE = { cookie: `x-anonuserid=${headers["x-anonuserid"]}; x-challenge=${headers["x-challenge"]}; x-signature=${headers["x-signature"]}` };
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return;
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}
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retryCount++;
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if (retryCount >= CONFIG.RETRY.MAX_ATTEMPTS) {
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throw new Error(`获取认证信息失败!`);
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}
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}
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}
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static async organizeSearchResults(searchResults) {
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// 确保传入的是有效的搜索结果对象
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if (!searchResults || !searchResults.results) {
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return '';
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}
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const results = searchResults.results;
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const formattedResults = results.map((result, index) => {
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// 处理可能为空的字段
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const title = result.title || '未知标题';
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const url = result.url || '#';
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const preview = result.preview || '无预览内容';
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return `\r\n<details><summary>资料[${index}]: ${title}</summary>\r\n${preview}\r\n\n[Link](${url})\r\n</details>`;
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});
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return formattedResults.join('\n\n');
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}
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static async createAuthHeaders(model) {
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return {
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'cookie': `${await tokenManager.getTokenByIndex(CONFIG.SSO_INDEX, model)}`
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};
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}
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}
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class GrokApiClient {
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constructor(modelId) {
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if (!CONFIG.MODELS[modelId]) {
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throw new Error(`不支持的模型: ${modelId}`);
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}
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this.modelId = CONFIG.MODELS[modelId];
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}
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processMessageContent(content) {
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if (typeof content === 'string') return content;
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return null;
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}
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// 获取图片类型
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getImageType(base64String) {
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let mimeType = 'image/jpeg';
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if (base64String.includes('data:image')) {
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const matches = base64String.match(/data:([a-zA-Z0-9]+\/[a-zA-Z0-9-.+]+);base64,/);
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if (matches) {
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mimeType = matches[1];
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}
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}
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const extension = mimeType.split('/')[1];
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const fileName = `image.${extension}`;
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return {
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mimeType: mimeType,
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fileName: fileName
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};
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}
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async uploadBase64Image(base64Data, url) {
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try {
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// 处理 base64 数据
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let imageBuffer;
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if (base64Data.includes('data:image')) {
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imageBuffer = base64Data.split(',')[1];
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} else {
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imageBuffer = base64Data
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}
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const { mimeType, fileName } = this.getImageType(base64Data);
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let uploadData = {
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rpc: "uploadFile",
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req: {
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fileName: fileName,
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fileMimeType: mimeType,
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content: imageBuffer
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}
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};
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Logger.info("发送图片请求", 'Server');
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// 发送请求
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const response = await fetch(url, {
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method: 'POST',
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headers: {
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...CONFIG.DEFAULT_HEADERS,
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...CONFIG.API.SIGNATURE_COOKIE
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},
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body: JSON.stringify(uploadData)
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});
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if (!response.ok) {
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Logger.error(`上传图片失败,状态码:${response.status},原因:${response.error}`, 'Server');
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return '';
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}
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const result = await response.json();
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Logger.info('上传图片成功:', result, 'Server');
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return result.fileMetadataId;
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} catch (error) {
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Logger.error(error, 'Server');
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return '';
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}
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}
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async prepareChatRequest(request) {
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if ((request.model === 'grok-2-imageGen' || request.model === 'grok-3-imageGen') && !CONFIG.API.PICGO_KEY && !CONFIG.API.PICUI_KEY && request.stream) {
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throw new Error(`该模型流式输出需要配置PICGO或者PICUI图床密钥!`);
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}
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// 处理画图模型的消息限制
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let todoMessages = request.messages;
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if (request.model === 'grok-2-imageGen' || request.model === 'grok-3-imageGen') {
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const lastMessage = todoMessages[todoMessages.length - 1];
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if (lastMessage.role !== 'user') {
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throw new Error('画图模型的最后一条消息必须是用户消息!');
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}
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387 |
-
todoMessages = [lastMessage];
|
388 |
-
}
|
389 |
-
|
390 |
-
const fileAttachments = [];
|
391 |
-
let messages = '';
|
392 |
-
let lastRole = null;
|
393 |
-
let lastContent = '';
|
394 |
-
const search = request.model === 'grok-2-search' || request.model === 'grok-3-search';
|
395 |
-
|
396 |
-
// 移除<think>标签及其内容和base64图片
|
397 |
-
const removeThinkTags = (text) => {
|
398 |
-
text = text.replace(/<think>[\s\S]*?<\/think>/g, '').trim();
|
399 |
-
text = text.replace(/!\[image\]\(data:.*?base64,.*?\)/g, '[图片]');
|
400 |
-
return text;
|
401 |
-
};
|
402 |
-
|
403 |
-
const processImageUrl = async (content) => {
|
404 |
-
if (content.type === 'image_url' && content.image_url.url.includes('data:image')) {
|
405 |
-
const imageResponse = await this.uploadBase64Image(
|
406 |
-
content.image_url.url,
|
407 |
-
`${CONFIG.API.BASE_URL}/api/rpc`
|
408 |
-
);
|
409 |
-
return imageResponse;
|
410 |
-
}
|
411 |
-
return null;
|
412 |
-
};
|
413 |
-
|
414 |
-
const processContent = async (content) => {
|
415 |
-
if (Array.isArray(content)) {
|
416 |
-
let textContent = '';
|
417 |
-
for (const item of content) {
|
418 |
-
if (item.type === 'image_url') {
|
419 |
-
textContent += (textContent ? '\n' : '') + "[图片]";
|
420 |
-
} else if (item.type === 'text') {
|
421 |
-
textContent += (textContent ? '\n' : '') + removeThinkTags(item.text);
|
422 |
-
}
|
423 |
-
}
|
424 |
-
return textContent;
|
425 |
-
} else if (typeof content === 'object' && content !== null) {
|
426 |
-
if (content.type === 'image_url') {
|
427 |
-
return "[图片]";
|
428 |
-
} else if (content.type === 'text') {
|
429 |
-
return removeThinkTags(content.text);
|
430 |
-
}
|
431 |
-
}
|
432 |
-
return removeThinkTags(this.processMessageContent(content));
|
433 |
-
};
|
434 |
-
|
435 |
-
for (const current of todoMessages) {
|
436 |
-
const role = current.role === 'assistant' ? 'assistant' : 'user';
|
437 |
-
const isLastMessage = current === todoMessages[todoMessages.length - 1];
|
438 |
-
|
439 |
-
// 处理图片附件
|
440 |
-
if (isLastMessage && current.content) {
|
441 |
-
if (Array.isArray(current.content)) {
|
442 |
-
for (const item of current.content) {
|
443 |
-
if (item.type === 'image_url') {
|
444 |
-
const processedImage = await processImageUrl(item);
|
445 |
-
if (processedImage) fileAttachments.push(processedImage);
|
446 |
-
}
|
447 |
-
}
|
448 |
-
} else if (current.content.type === 'image_url') {
|
449 |
-
const processedImage = await processImageUrl(current.content);
|
450 |
-
if (processedImage) fileAttachments.push(processedImage);
|
451 |
-
}
|
452 |
-
}
|
453 |
-
|
454 |
-
// 处理文本内容
|
455 |
-
const textContent = await processContent(current.content);
|
456 |
-
|
457 |
-
if (textContent || (isLastMessage && fileAttachments.length > 0)) {
|
458 |
-
if (role === lastRole && textContent) {
|
459 |
-
lastContent += '\n' + textContent;
|
460 |
-
messages = messages.substring(0, messages.lastIndexOf(`${role.toUpperCase()}: `)) +
|
461 |
-
`${role.toUpperCase()}: ${lastContent}\n`;
|
462 |
-
} else {
|
463 |
-
messages += `${role.toUpperCase()}: ${textContent || '[图片]'}\n`;
|
464 |
-
lastContent = textContent;
|
465 |
-
lastRole = role;
|
466 |
-
}
|
467 |
-
}
|
468 |
-
}
|
469 |
-
|
470 |
-
return {
|
471 |
-
modelName: this.modelId,
|
472 |
-
message: messages.trim(),
|
473 |
-
fileAttachments: fileAttachments.slice(0, 4),
|
474 |
-
imageAttachments: [],
|
475 |
-
disableSearch: false,
|
476 |
-
enableImageGeneration: true,
|
477 |
-
returnImageBytes: false,
|
478 |
-
returnRawGrokInXaiRequest: false,
|
479 |
-
enableImageStreaming: false,
|
480 |
-
imageGenerationCount: 1,
|
481 |
-
forceConcise: false,
|
482 |
-
toolOverrides: {
|
483 |
-
imageGen: request.model === 'grok-2-imageGen' || request.model === 'grok-3-imageGen',
|
484 |
-
webSearch: search,
|
485 |
-
xSearch: search,
|
486 |
-
xMediaSearch: search,
|
487 |
-
trendsSearch: search,
|
488 |
-
xPostAnalyze: search
|
489 |
-
},
|
490 |
-
enableSideBySide: true,
|
491 |
-
isPreset: false,
|
492 |
-
sendFinalMetadata: true,
|
493 |
-
customInstructions: "",
|
494 |
-
deepsearchPreset: request.model === 'grok-3-deepsearch' ? "default" : "",
|
495 |
-
isReasoning: request.model === 'grok-3-reasoning'
|
496 |
-
};
|
497 |
-
}
|
498 |
-
}
|
499 |
-
|
500 |
-
class MessageProcessor {
|
501 |
-
static createChatResponse(message, model, isStream = false) {
|
502 |
-
const baseResponse = {
|
503 |
-
id: `chatcmpl-${uuidv4()}`,
|
504 |
-
created: Math.floor(Date.now() / 1000),
|
505 |
-
model: model
|
506 |
-
};
|
507 |
-
|
508 |
-
if (isStream) {
|
509 |
-
return {
|
510 |
-
...baseResponse,
|
511 |
-
object: 'chat.completion.chunk',
|
512 |
-
choices: [{
|
513 |
-
index: 0,
|
514 |
-
delta: {
|
515 |
-
content: message
|
516 |
-
}
|
517 |
-
}]
|
518 |
-
};
|
519 |
-
}
|
520 |
-
|
521 |
-
return {
|
522 |
-
...baseResponse,
|
523 |
-
object: 'chat.completion',
|
524 |
-
choices: [{
|
525 |
-
index: 0,
|
526 |
-
message: {
|
527 |
-
role: 'assistant',
|
528 |
-
content: message
|
529 |
-
},
|
530 |
-
finish_reason: 'stop'
|
531 |
-
}],
|
532 |
-
usage: null
|
533 |
-
};
|
534 |
-
}
|
535 |
-
}
|
536 |
-
async function processModelResponse(linejosn, model) {
|
537 |
-
let result = { token: null, imageUrl: null }
|
538 |
-
if (CONFIG.IS_IMG_GEN) {
|
539 |
-
if (linejosn?.cachedImageGenerationResponse && !CONFIG.IS_IMG_GEN2) {
|
540 |
-
result.imageUrl = linejosn.cachedImageGenerationResponse.imageUrl;
|
541 |
-
}
|
542 |
-
return result;
|
543 |
-
}
|
544 |
-
|
545 |
-
//非生图模型的处理
|
546 |
-
switch (model) {
|
547 |
-
case 'grok-2':
|
548 |
-
result.token = linejosn?.token;
|
549 |
-
return result;
|
550 |
-
case 'grok-2-search':
|
551 |
-
case 'grok-3-search':
|
552 |
-
if (linejosn?.webSearchResults && CONFIG.ISSHOW_SEARCH_RESULTS) {
|
553 |
-
result.token = `\r\n<think>${await Utils.organizeSearchResults(linejosn.webSearchResults)}</think>\r\n`;
|
554 |
-
} else {
|
555 |
-
result.token = linejosn?.token;
|
556 |
-
}
|
557 |
-
return result;
|
558 |
-
case 'grok-3':
|
559 |
-
result.token = linejosn?.token;
|
560 |
-
return result;
|
561 |
-
case 'grok-3-deepsearch':
|
562 |
-
if (linejosn.messageTag === "final") {
|
563 |
-
result.token = linejosn?.token;
|
564 |
-
}
|
565 |
-
return result;
|
566 |
-
case 'grok-3-reasoning':
|
567 |
-
if (linejosn?.isThinking && !CONFIG.SHOW_THINKING) return result;
|
568 |
-
|
569 |
-
if (linejosn?.isThinking && !CONFIG.IS_THINKING) {
|
570 |
-
result.token = "<think>" + linejosn?.token;
|
571 |
-
CONFIG.IS_THINKING = true;
|
572 |
-
} else if (!linejosn.isThinking && CONFIG.IS_THINKING) {
|
573 |
-
result.token = "</think>" + linejosn?.token;
|
574 |
-
CONFIG.IS_THINKING = false;
|
575 |
-
} else {
|
576 |
-
result.token = linejosn?.token;
|
577 |
-
}
|
578 |
-
return result;
|
579 |
-
}
|
580 |
-
return result;
|
581 |
-
}
|
582 |
-
|
583 |
-
async function handleResponse(response, model, res, isStream) {
|
584 |
-
try {
|
585 |
-
const stream = response.body;
|
586 |
-
let buffer = '';
|
587 |
-
let fullResponse = '';
|
588 |
-
const dataPromises = [];
|
589 |
-
if (isStream) {
|
590 |
-
res.setHeader('Content-Type', 'text/event-stream');
|
591 |
-
res.setHeader('Cache-Control', 'no-cache');
|
592 |
-
res.setHeader('Connection', 'keep-alive');
|
593 |
-
}
|
594 |
-
|
595 |
-
return new Promise((resolve, reject) => {
|
596 |
-
stream.on('data', async (chunk) => {
|
597 |
-
buffer += chunk.toString();
|
598 |
-
const lines = buffer.split('\n');
|
599 |
-
buffer = lines.pop() || '';
|
600 |
-
|
601 |
-
for (const line of lines) {
|
602 |
-
if (!line.trim()) continue;
|
603 |
-
const trimmedLine = line.trim();
|
604 |
-
if (trimmedLine.startsWith('data: ')) {
|
605 |
-
const data = trimmedLine.substring(6);
|
606 |
-
try {
|
607 |
-
if (!data.trim()) continue;
|
608 |
-
if (data === "[DONE]") continue;
|
609 |
-
const linejosn = JSON.parse(data);
|
610 |
-
if (linejosn?.error) {
|
611 |
-
Logger.error(JSON.stringify(linejosn, null, 2), 'Server');
|
612 |
-
stream.destroy();
|
613 |
-
reject(new Error("RateLimitError"));
|
614 |
-
return;
|
615 |
-
}
|
616 |
-
if (linejosn?.doImgGen || linejosn?.imageAttachmentInfo) {
|
617 |
-
CONFIG.IS_IMG_GEN = true;
|
618 |
-
}
|
619 |
-
const processPromise = (async () => {
|
620 |
-
const result = await processModelResponse(linejosn, model);
|
621 |
-
|
622 |
-
if (result.token) {
|
623 |
-
if (isStream) {
|
624 |
-
res.write(`data: ${JSON.stringify(MessageProcessor.createChatResponse(result.token, model, true))}\n\n`);
|
625 |
-
} else {
|
626 |
-
fullResponse += result.token;
|
627 |
-
}
|
628 |
-
}
|
629 |
-
if (result.imageUrl) {
|
630 |
-
CONFIG.IS_IMG_GEN2 = true;
|
631 |
-
const dataImage = await handleImageResponse(result.imageUrl);
|
632 |
-
if (isStream) {
|
633 |
-
res.write(`data: ${JSON.stringify(MessageProcessor.createChatResponse(dataImage, model, true))}\n\n`);
|
634 |
-
} else {
|
635 |
-
res.json(MessageProcessor.createChatResponse(dataImage, model));
|
636 |
-
}
|
637 |
-
}
|
638 |
-
})();
|
639 |
-
dataPromises.push(processPromise);
|
640 |
-
} catch (error) {
|
641 |
-
continue;
|
642 |
-
}
|
643 |
-
}
|
644 |
-
}
|
645 |
-
});
|
646 |
-
|
647 |
-
stream.on('end', async () => {
|
648 |
-
try {
|
649 |
-
await Promise.all(dataPromises);
|
650 |
-
if (isStream) {
|
651 |
-
res.write('data: [DONE]\n\n');
|
652 |
-
res.end();
|
653 |
-
} else {
|
654 |
-
if (!CONFIG.IS_IMG_GEN2) {
|
655 |
-
res.json(MessageProcessor.createChatResponse(fullResponse, model));
|
656 |
-
}
|
657 |
-
}
|
658 |
-
CONFIG.IS_IMG_GEN = false;
|
659 |
-
CONFIG.IS_IMG_GEN2 = false;
|
660 |
-
resolve();
|
661 |
-
} catch (error) {
|
662 |
-
reject(error);
|
663 |
-
}
|
664 |
-
});
|
665 |
-
|
666 |
-
stream.on('error', (error) => {
|
667 |
-
reject(error);
|
668 |
-
});
|
669 |
-
});
|
670 |
-
} catch (error) {
|
671 |
-
Logger.error(error, 'Server');
|
672 |
-
CONFIG.IS_IMG_GEN = false;
|
673 |
-
CONFIG.IS_IMG_GEN2 = false;
|
674 |
-
throw error;
|
675 |
-
}
|
676 |
-
}
|
677 |
-
|
678 |
-
async function handleImageResponse(imageUrl) {
|
679 |
-
const MAX_RETRIES = 2;
|
680 |
-
let retryCount = 0;
|
681 |
-
let imageBase64Response;
|
682 |
-
|
683 |
-
while (retryCount < MAX_RETRIES) {
|
684 |
-
try {
|
685 |
-
imageBase64Response = await fetch(`https://assets.grok.com/${imageUrl}`, {
|
686 |
-
method: 'GET',
|
687 |
-
headers: {
|
688 |
-
...DEFAULT_HEADERS,
|
689 |
-
...CONFIG.API.SIGNATURE_COOKIE
|
690 |
-
}
|
691 |
-
});
|
692 |
-
|
693 |
-
if (imageBase64Response.ok) break;
|
694 |
-
retryCount++;
|
695 |
-
if (retryCount === MAX_RETRIES) {
|
696 |
-
throw new Error(`上游服务请求失败! status: ${imageBase64Response.status}`);
|
697 |
-
}
|
698 |
-
await new Promise(resolve => setTimeout(resolve, CONFIG.API.RETRY_TIME * retryCount));
|
699 |
-
|
700 |
-
} catch (error) {
|
701 |
-
retryCount++;
|
702 |
-
if (retryCount === MAX_RETRIES) {
|
703 |
-
throw error;
|
704 |
-
}
|
705 |
-
await new Promise(resolve => setTimeout(resolve, CONFIG.API.RETRY_TIME * retryCount));
|
706 |
-
}
|
707 |
-
}
|
708 |
-
|
709 |
-
|
710 |
-
const arrayBuffer = await imageBase64Response.arrayBuffer();
|
711 |
-
const imageBuffer = Buffer.from(arrayBuffer);
|
712 |
-
|
713 |
-
if (!CONFIG.API.PICGO_KEY && !CONFIG.API.PICUI_KEY) {
|
714 |
-
const base64Image = imageBuffer.toString('base64');
|
715 |
-
const imageContentType = imageBase64Response.headers.get('content-type');
|
716 |
-
return ``
|
717 |
-
}
|
718 |
-
|
719 |
-
const formData = new FormData();
|
720 |
-
if(CONFIG.API.PICGO_KEY){
|
721 |
-
formData.append('source', imageBuffer, {
|
722 |
-
filename: `image-${Date.now()}.jpg`,
|
723 |
-
contentType: 'image/jpeg'
|
724 |
-
});
|
725 |
-
const formDataHeaders = formData.getHeaders();
|
726 |
-
const responseURL = await fetch("https://www.picgo.net/api/1/upload", {
|
727 |
-
method: "POST",
|
728 |
-
headers: {
|
729 |
-
...formDataHeaders,
|
730 |
-
"Content-Type": "multipart/form-data",
|
731 |
-
"X-API-Key": CONFIG.API.PICGO_KEY
|
732 |
-
},
|
733 |
-
body: formData
|
734 |
-
});
|
735 |
-
if (!responseURL.ok) {
|
736 |
-
return "生图失败,请查看图床密钥是否设置正确"
|
737 |
-
} else {
|
738 |
-
Logger.info("生图成功", 'Server');
|
739 |
-
const result = await responseURL.json();
|
740 |
-
return ``
|
741 |
-
}
|
742 |
-
}else if(CONFIG.API.PICUI_KEY){
|
743 |
-
const formData = new FormData();
|
744 |
-
formData.append('file', imageBuffer, {
|
745 |
-
filename: `image-${Date.now()}.jpg`,
|
746 |
-
contentType: 'image/jpeg'
|
747 |
-
});
|
748 |
-
const formDataHeaders = formData.getHeaders();
|
749 |
-
const responseURL = await fetch("https://picui.cn/api/v1/upload", {
|
750 |
-
method: "POST",
|
751 |
-
headers: {
|
752 |
-
...formDataHeaders,
|
753 |
-
"Accept": "application/json",
|
754 |
-
'Authorization': `Bearer ${CONFIG.API.PICUI_KEY}`
|
755 |
-
},
|
756 |
-
body: formData
|
757 |
-
});
|
758 |
-
if (!responseURL.ok) {
|
759 |
-
return "生图失败,请查看图床密钥是否设置正确"
|
760 |
-
} else {
|
761 |
-
Logger.info("生图成功", 'Server');
|
762 |
-
const result = await responseURL.json();
|
763 |
-
return ``
|
764 |
-
}
|
765 |
-
}
|
766 |
-
}
|
767 |
-
|
768 |
-
const tokenManager = new AuthTokenManager();
|
769 |
-
await initialization();
|
770 |
-
|
771 |
-
// 中间件配置
|
772 |
-
const app = express();
|
773 |
-
app.use(Logger.requestLogger);
|
774 |
-
app.use(express.json({ limit: CONFIG.SERVER.BODY_LIMIT }));
|
775 |
-
app.use(express.urlencoded({ extended: true, limit: CONFIG.SERVER.BODY_LIMIT }));
|
776 |
-
app.use(cors({
|
777 |
-
origin: '*',
|
778 |
-
methods: ['GET', 'POST', 'OPTIONS'],
|
779 |
-
allowedHeaders: ['Content-Type', 'Authorization']
|
780 |
-
}));
|
781 |
-
|
782 |
-
app.get('/hf/v1/models', (req, res) => {
|
783 |
-
res.json({
|
784 |
-
object: "list",
|
785 |
-
data: Object.keys(CONFIG.MODELS).map((model, index) => ({
|
786 |
-
id: model,
|
787 |
-
object: "model",
|
788 |
-
created: Math.floor(Date.now() / 1000),
|
789 |
-
owned_by: "grok",
|
790 |
-
}))
|
791 |
-
});
|
792 |
-
});
|
793 |
-
|
794 |
-
|
795 |
-
app.post('/hf/v1/chat/completions', async (req, res) => {
|
796 |
-
try {
|
797 |
-
const authToken = req.headers.authorization?.replace('Bearer ', '');
|
798 |
-
if (CONFIG.API.IS_CUSTOM_SSO) {
|
799 |
-
if (authToken && authToken.includes(';')) {
|
800 |
-
const parts = authToken.split(';');
|
801 |
-
const result = [
|
802 |
-
`sso=${parts[0]}`,
|
803 |
-
`ssp_rw=${parts[1]}`
|
804 |
-
].join(';');
|
805 |
-
tokenManager.setToken(result);
|
806 |
-
} else {
|
807 |
-
return res.status(401).json({ error: '自定义的SSO令牌格式错误' });
|
808 |
-
}
|
809 |
-
} else if (authToken !== CONFIG.API.API_KEY) {
|
810 |
-
return res.status(401).json({ error: 'Unauthorized' });
|
811 |
-
}
|
812 |
-
let isTempCookie = req.body.model.includes("grok-2");
|
813 |
-
let retryCount = 0;
|
814 |
-
const grokClient = new GrokApiClient(req.body.model);
|
815 |
-
const requestPayload = await grokClient.prepareChatRequest(req.body);
|
816 |
-
Logger.info(`当前请求体: ${JSON.stringify(requestPayload,null,2)}`, 'Server');
|
817 |
-
while (retryCount < CONFIG.RETRY.MAX_ATTEMPTS) {
|
818 |
-
retryCount++;
|
819 |
-
if (!CONFIG.API.TEMP_COOKIE) {
|
820 |
-
await Utils.get_signature();
|
821 |
-
}
|
822 |
-
|
823 |
-
if (isTempCookie) {
|
824 |
-
CONFIG.API.SIGNATURE_COOKIE = CONFIG.API.TEMP_COOKIE;
|
825 |
-
Logger.info(`已切换为临时令牌`, 'Server');
|
826 |
-
} else {
|
827 |
-
CONFIG.API.SIGNATURE_COOKIE = await Utils.createAuthHeaders(req.body.model);
|
828 |
-
}
|
829 |
-
if (!CONFIG.API.SIGNATURE_COOKIE) {
|
830 |
-
throw new Error('无可用令牌');
|
831 |
-
}
|
832 |
-
Logger.info(`当前令牌索引: ${CONFIG.SSO_INDEX}`, 'Server');
|
833 |
-
Logger.info(`当前令牌: ${JSON.stringify(CONFIG.API.SIGNATURE_COOKIE,null,2)}`, 'Server');
|
834 |
-
const newMessageReq = await fetch(`${CONFIG.API.BASE_URL}/api/rpc`, {
|
835 |
-
method: 'POST',
|
836 |
-
headers: {
|
837 |
-
...DEFAULT_HEADERS,
|
838 |
-
...CONFIG.API.SIGNATURE_COOKIE
|
839 |
-
},
|
840 |
-
body: JSON.stringify({
|
841 |
-
rpc: "createConversation",
|
842 |
-
req: {
|
843 |
-
temporary: false
|
844 |
-
}
|
845 |
-
})
|
846 |
-
});
|
847 |
-
|
848 |
-
const responseText = await newMessageReq.json();
|
849 |
-
const conversationId = responseText.conversationId;
|
850 |
-
|
851 |
-
const response = await fetch(`${CONFIG.API.BASE_URL}/api/conversations/${conversationId}/responses`, {
|
852 |
-
method: 'POST',
|
853 |
-
headers: {
|
854 |
-
"accept": "text/event-stream",
|
855 |
-
"baggage": "sentry-public_key=b311e0f2690c81f25e2c4cf6d4f7ce1c",
|
856 |
-
"content-type": "text/plain;charset=UTF-8",
|
857 |
-
"Connection": "keep-alive",
|
858 |
-
...CONFIG.API.SIGNATURE_COOKIE
|
859 |
-
},
|
860 |
-
body: JSON.stringify(requestPayload)
|
861 |
-
});
|
862 |
-
|
863 |
-
if (response.ok) {
|
864 |
-
Logger.info(`请求成功`, 'Server');
|
865 |
-
CONFIG.SSO_INDEX = (CONFIG.SSO_INDEX + 1) % tokenManager.getTokenCount();
|
866 |
-
Logger.info(`当前剩余可用令牌数: ${tokenManager.getTokenCount()}`, 'Server');
|
867 |
-
try {
|
868 |
-
await handleResponse(response, req.body.model, res, req.body.stream);
|
869 |
-
return;
|
870 |
-
} catch (error) {
|
871 |
-
if (isTempCookie) {
|
872 |
-
await Utils.get_signature();
|
873 |
-
} else {
|
874 |
-
tokenManager.setModelLimit(CONFIG.SSO_INDEX, req.body.model);
|
875 |
-
for (let i = 1; i <= tokenManager.getTokenCount(); i++) {
|
876 |
-
CONFIG.SSO_INDEX = (CONFIG.SSO_INDEX + 1) % tokenManager.getTokenCount();
|
877 |
-
if (!tokenManager.isTokenModelLimitReached(CONFIG.SSO_INDEX, req.body.model)) {
|
878 |
-
break;
|
879 |
-
} else if (i >= tokenManager.getTokenCount()) {
|
880 |
-
throw new Error(`${req.body.model} 次数已达上限,请切换其他模型或者重新对话`);
|
881 |
-
}
|
882 |
-
}
|
883 |
-
}
|
884 |
-
}
|
885 |
-
} else {
|
886 |
-
if (response.status === 429) {
|
887 |
-
if (isTempCookie) {
|
888 |
-
await Utils.get_signature();
|
889 |
-
} else {
|
890 |
-
tokenManager.setModelLimit(CONFIG.SSO_INDEX, req.body.model);
|
891 |
-
for (let i = 1; i <= tokenManager.getTokenCount(); i++) {
|
892 |
-
CONFIG.SSO_INDEX = (CONFIG.SSO_INDEX + 1) % tokenManager.getTokenCount();
|
893 |
-
if (!tokenManager.isTokenModelLimitReached(CONFIG.SSO_INDEX, req.body.model)) {
|
894 |
-
break;
|
895 |
-
} else if (i >= tokenManager.getTokenCount()) {
|
896 |
-
throw new Error(`${req.body.model} 次数已达上限,请切换其他模型或者重新对话`);
|
897 |
-
}
|
898 |
-
}
|
899 |
-
}
|
900 |
-
} else {
|
901 |
-
// 非429错误直接抛出
|
902 |
-
if (isTempCookie) {
|
903 |
-
await Utils.get_signature();
|
904 |
-
} else {
|
905 |
-
Logger.error(`令牌异常错误状态!status: ${response.status}, 已移除当前令牌${CONFIG.SSO_INDEX.cookie}`, 'Server');
|
906 |
-
tokenManager.removeTokenByIndex(CONFIG.SSO_INDEX);
|
907 |
-
Logger.info(`当前剩余可用令牌数: ${tokenManager.getTokenCount()}`, 'Server');
|
908 |
-
CONFIG.SSO_INDEX = (CONFIG.SSO_INDEX + 1) % tokenManager.getTokenCount();
|
909 |
-
}
|
910 |
-
}
|
911 |
-
}
|
912 |
-
}
|
913 |
-
throw new Error('当前模型所有令牌都已耗尽');
|
914 |
-
} catch (error) {
|
915 |
-
Logger.error(error, 'ChatAPI');
|
916 |
-
res.status(500).json({
|
917 |
-
error: {
|
918 |
-
message: error.message,
|
919 |
-
type: 'server_error',
|
920 |
-
param: null,
|
921 |
-
code: error.code || null
|
922 |
-
}
|
923 |
-
});
|
924 |
-
}
|
925 |
-
});
|
926 |
-
|
927 |
-
|
928 |
-
app.use((req, res) => {
|
929 |
-
res.status(200).send('api运行正常');
|
930 |
-
});
|
931 |
-
|
932 |
-
|
933 |
-
app.listen(CONFIG.SERVER.PORT, () => {
|
934 |
-
Logger.info(`服务器已启动,监听端口: ${CONFIG.SERVER.PORT}`, 'Server');
|
935 |
-
});
|
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