Adding Groq access
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241
backend-server/groq-backend.js
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241
backend-server/groq-backend.js
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import 'dotenv/config';
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import express from 'express';
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import bodyParser from 'body-parser';
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import cmd from 'cmd-promise';
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import cors from 'cors';
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import cheerio from 'cheerio';
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import llamaTokenizer from 'llama-tokenizer-js';
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import googleIt from 'google-it';
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import Groq from 'groq-sdk';
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// Constants and initialization
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const app = express();
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const port = 3000;
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const prompt = process.env.PROMPT;
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const groq = new Groq({ apiKey: process.env.GROQ });
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app.use(cors({
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origin: '*',
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allowedHeaders: ['Content-Type', 'x-forwarded-for-id', 'x-forwarded-for-name']
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}));
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app.use(bodyParser.json());
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let isProcessing = false;
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let conversationHistory = {};
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// Helper function to get current timestamp
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const getTimestamp = () => {
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const now = new Date();
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const date = now.toLocaleDateString('en-US');
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const time = now.toLocaleTimeString('en-US');
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return `${date} [${time}]`;
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};
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// Middleware to track conversation history by CF-Connecting-IP
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app.use((req, res, next) => {
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const ip = req.headers['x-forwarded-for-id'] || req.headers['cf-connecting-ip'] || req.headers['x-forwarded-for'] || req.headers['x-real-ip'] || req.ip;
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const name = req.headers['x-forwarded-for-name'];
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const guild = req.headers['x-forwarded-for-guild'];
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req.clientIp = ip; // Store the IP in a request property
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if (!conversationHistory[req.clientIp]) {
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console.log(`${getTimestamp()} [INFO] Initializing conversation history for: ${req.clientIp}`);
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conversationHistory[req.clientIp] = [{
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role: 'system',
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content: `My name is: ${name || 'Unknown'}, my Discord ID is: ${req.clientIp}.` + (guild ? ` We are chatting inside ${guild} a Discord Server.` : '') + prompt
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}];
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}
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next();
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});
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function countLlamaTokens(messages) {
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let totalTokens = 0;
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for (const message of messages) {
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if (message.role === 'user' || message.role === 'assistant') {
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const encodedTokens = llamaTokenizer.encode(message.content);
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totalTokens += encodedTokens.length;
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}
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}
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return totalTokens;
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}
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function trimConversationHistory(ip, maxLength = 14000, tolerance = 25) {
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const messages = conversationHistory[ip];
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let totalTokens = countLlamaTokens(messages);
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while (totalTokens > maxLength + tolerance && messages.length > 1) {
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messages.shift(); // Remove the oldest messages first
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totalTokens = countLlamaTokens(messages);
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}
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}
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// Function to scrape web page
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async function scrapeWebPage(url, length = 2000) {
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try {
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const res = await fetch(url);
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const html = await res.text();
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const $ = cheerio.load(html);
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const pageTitle = $('head title').text().trim();
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const pageDescription = $('head meta[name="description"]').attr('content');
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let plainTextContent = $('body').text().trim().replace(/[\r\n\t]+/g, ' ');
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if (plainTextContent.length > length) {
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plainTextContent = plainTextContent.substring(0, length) + '...';
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}
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return `Title: ${pageTitle}\nDescription: ${pageDescription || 'N/A'}\nContent: ${plainTextContent}\nURL: ${url}`;
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} catch (err) {
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console.error(`${getTimestamp()} [ERROR] Failed to scrape URL: ${url}`, err);
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return null;
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}
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}
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// Function to handle IP plugin
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async function handleIPPlugin(ipAddr, ip, conversationHistory) {
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try {
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const url = new URL('https://api.abuseipdb.com/api/v2/check');
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url.searchParams.append('ipAddress', ipAddr);
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url.searchParams.append('maxAgeInDays', '90');
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url.searchParams.append('verbose', '');
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const options = {
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method: 'GET',
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headers: {
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'Key': process.env.ABUSE_KEY,
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'Accept': 'application/json'
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}
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};
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const response = await fetch(url, options);
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const data = await response.json();
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let abuseResponse = `IP: ${ipAddr}\n`;
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abuseResponse += `Abuse Score: ${data.data.abuseConfidenceScore}\n`;
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abuseResponse += `Country: ${data.data.countryCode}\n`;
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abuseResponse += `Usage Type: ${data.data.usageType}\n`;
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abuseResponse += `ISP: ${data.data.isp}\n`;
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abuseResponse += `Domain: ${data.data.domain}\n`;
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if (data.data.totalReports) {
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abuseResponse += `Total Reports: ${data.data.totalReports}\n`;
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abuseResponse += `Last Reported: ${data.data.lastReportedAt}\n`;
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}
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const lastMessageIndex = conversationHistory[ip].length - 1;
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if (lastMessageIndex >= 0) {
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conversationHistory[ip][lastMessageIndex].content += "\n" + abuseResponse;
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console.log(`${getTimestamp()} [INFO] Processed IP address: ${ipAddr}, response: ${abuseResponse}`);
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} else {
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console.error(`${getTimestamp()} [ERROR] Conversation history is unexpectedly empty for: ${ip}`);
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}
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} catch (err) {
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console.error(`${getTimestamp()} [ERROR] Failed to process IP address: ${ipAddr}`, err);
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}
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}
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// Main chat handler
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app.post('/api/v1/chat', async (req, res) => {
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const startTime = Date.now();
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const ip = req.clientIp;
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// if (isProcessing) {
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// return res.status(429).json({ message: "System is busy processing another request, try again later" });
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// }
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isProcessing = true;
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try {
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const userMessage = req.body.message + `\nDate/Time: ${getTimestamp()}`;
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conversationHistory[ip].push({ role: 'user', content: userMessage });
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trimConversationHistory(ip);
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const pluginTasks = [];
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// Check for IPs in user message and process them
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const ipRegex = /(\b\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\b)/g;
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const ipAddresses = userMessage.match(ipRegex);
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if (ipAddresses) {
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for (const ipAddr of ipAddresses) {
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pluginTasks.push(handleIPPlugin(ipAddr, ip, conversationHistory));
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}
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}
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// Check for URLs and scrape them
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const urls = userMessage.match(/(https?:\/\/[^\s]+)/g);
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if (urls) {
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for (const url of urls) {
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pluginTasks.push(scrapeWebPage(url).then(content => {
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if (content) {
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conversationHistory[ip].push({ role: 'assistant', content });
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}
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}));
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}
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}
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await Promise.all(pluginTasks);
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const completion = await groq.chat.completions.create({
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messages: conversationHistory[ip],
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//model: "llama3-8b-8192"
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model: "llama-3.2-3b-preview"
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});
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const assistantMessage = completion.choices[0].message.content;
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conversationHistory[ip].push({ role: 'assistant', content: assistantMessage });
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res.json(assistantMessage);
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} catch (error) {
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console.error(`${getTimestamp()} [ERROR] An error occurred`, error);
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res.status(500).json({ message: "An error occurred", error: error.message });
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} finally {
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isProcessing = false;
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const endTime = Date.now();
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const processingTime = ((endTime - startTime) / 1000).toFixed(2);
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console.log(`${getTimestamp()} [STATS] Processing Time: ${processingTime} seconds`);
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}
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});
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// Endpoint to restart core service
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app.post('/api/v1/restart-core', (req, res) => {
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console.log(`${getTimestamp()} [INFO] Restarting core service`);
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cmd(`docker restart llama-gpu-server`).then(out => {
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console.log(`${getTimestamp()} [INFO] Core service restarted`);
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res.json(out.stdout);
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}).catch(err => {
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console.error(`${getTimestamp()} [ERROR] Failed to restart core service`, err);
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res.status(500).json({
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message: "An error occurred while restarting the core service",
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error: err.message
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});
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});
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});
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// Endpoint to reset conversation history
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app.post('/api/v1/reset-conversation', (req, res) => {
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const ip = req.clientIp;
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console.log(`${getTimestamp()} [INFO] Resetting conversation history for: ${ip}`);
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conversationHistory[ip] = [{
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role: 'system',
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content: prompt
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}];
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console.log(`${getTimestamp()} [INFO] Conversation history reset for: ${ip}`);
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res.json({ message: "Conversation history reset for: " + ip });
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});
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// Get conversation history for debugging purposes
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app.get('/api/v1/conversation-history', (req, res) => {
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const ip = req.clientIp;
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console.log(`${getTimestamp()} [INFO] Fetching conversation history for: ${ip}`);
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res.json(conversationHistory[ip]);
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});
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// Start server
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app.listen(port, () => {
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console.log(`${getTimestamp()} [INFO] Server running at http://localhost:${port}`);
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});
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@ -17,6 +17,7 @@
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"dotenv": "^16.4.5",
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"express": "^4.19.2",
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"google-it": "^1.6.4",
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"groq-sdk": "^0.7.0",
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"llama-tokenizer-js": "^1.2.2"
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}
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}
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