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Update hf.js
Browse files
hf.js
CHANGED
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@@ -3,10 +3,48 @@ const morgan = require('morgan');
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const { createProxyMiddleware } = require('http-proxy-middleware');
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const axios = require('axios');
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const fs = require('fs');
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const app = express();
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app.use(morgan('dev'));
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app.get('/hf/v1/models', (req, res) => {
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const models = {
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"object": "list",
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@@ -142,18 +180,34 @@ app.get('/hf/v1/models', (req, res) => {
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res.json(models);
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});
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}
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}
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app.get('/', (req, res) => {
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const htmlContent = `
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<!DOCTYPE html>
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@@ -320,11 +374,10 @@ app.get('/', (req, res) => {
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res.send(htmlContent);
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});
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const port = process.env.HF_PORT || 7860;
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app.listen(port, () => {
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console.log(`HF Proxy server is running at PORT: ${port}`);
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});
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const { createProxyMiddleware } = require('http-proxy-middleware');
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const axios = require('axios');
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const fs = require('fs');
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const url = require('url'); // 用于解析代理 URL
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const app = express();
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app.use(morgan('dev'));
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// 从环境变量获取代理池
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const proxyPool = process.env.PROXY ? process.env.PROXY.split(',').map(p => p.trim()) : [];
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if (proxyPool.length > 0) {
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console.log('Proxy pool initialized with:', proxyPool);
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} else {
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console.log('No proxies configured in PROXY environment variable');
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}
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// 从代理池中随机选择一个代理
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function getRandomProxy() {
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if (proxyPool.length === 0) return null;
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const randomIndex = Math.floor(Math.random() * proxyPool.length);
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const proxyUrl = proxyPool[randomIndex];
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const parsedUrl = url.parse(proxyUrl);
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return {
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host: parsedUrl.hostname,
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port: parsedUrl.port || 80,
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auth: parsedUrl.auth ? {
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username: parsedUrl.auth.split(':')[0],
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password: parsedUrl.auth.split(':')[1]
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} : undefined
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};
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}
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// 配置 axios 的代理
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function configureAxiosProxy() {
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const proxy = getRandomProxy();
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if (proxy) {
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axios.defaults.proxy = proxy;
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console.log(`Axios using proxy: ${proxy.host}:${proxy.port}`);
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} else {
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delete axios.defaults.proxy; // 如果没有代理，移除默认代理
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}
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}
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// 模型列表 API
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app.get('/hf/v1/models', (req, res) => {
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const models = {
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"object": "list",
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res.json(models);
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});
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// 代理转发，使用代理池
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app.use('/hf/v1/chat/completions', (req, res, next) => {
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const proxy = getRandomProxy();
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const middleware = createProxyMiddleware({
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target: 'http://localhost:3010/v1/chat/completions',
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changeOrigin: true,
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proxy: proxy ? proxy : undefined, // 如果有代理则使用
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onProxyReq: (proxyReq, req, res) => {
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if (req.body) {
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const bodyData = JSON.stringify(req.body);
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proxyReq.setHeader('Content-Type', 'application/json');
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proxyReq.setHeader('Content-Length', Buffer.byteLength(bodyData));
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proxyReq.write(bodyData);
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proxyReq.end();
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}
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},
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onError: (err, req, res) => {
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console.error('Proxy error:', err);
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res.status(500).send('Proxy error occurred');
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}
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});
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if (proxy) {
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console.log(`Request proxied via ${proxy.host}:${proxy.port}`);
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}
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middleware(req, res, next);
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});
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// 首页
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app.get('/', (req, res) => {
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const htmlContent = `
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<!DOCTYPE html>
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res.send(htmlContent);
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});
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// 启动服务前配置 axios 代理
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configureAxiosProxy();
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const port = process.env.HF_PORT || 7860;
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app.listen(port, () => {
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console.log(`HF Proxy server is running at PORT: ${port}`);
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});
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