100 lines
2.8 KiB
JavaScript
100 lines
2.8 KiB
JavaScript
const main = async () => {
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// Import core modules
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const express = require("express");
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const cors = require("cors");
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const bodyParser = require("body-parser");
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const path = require("path");
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const compression = require("compression");
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const cookieParser = require("cookie-parser");
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const http = require("http");
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const { Server } = require("socket.io");
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const { createClient } = require("redis");
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const { createAdapter } = require("@socket.io/redis-adapter");
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// Load environment variables
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require("dotenv").config({
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path: path.resolve(process.cwd(), `.env.${process.env.NODE_ENV || "development"}`)
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});
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// Import custom utilities and handlers
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const logger = require("./server/utils/logger");
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// Express app and server setup
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const app = express();
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const port = process.env.PORT || 5000;
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const server = http.createServer(app);
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// Redis client setup for Pub/Sub and Key-Value Store
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const pubClient = createClient({ url: process.env.REDIS_URL || "redis://localhost:6379" });
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const subClient = pubClient.duplicate();
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// Clean up on exit
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process.on("SIGINT", async () => {
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await Promise.all([pubClient.disconnect(), subClient.disconnect()]);
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process.exit(0);
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});
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// Connect Redis clients
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await Promise.all([pubClient.connect(), subClient.connect()]);
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// Redis Pub/Sub adapter for Socket.IO
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const io = new Server(server, {
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path: "/ws",
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adapter: createAdapter(pubClient, subClient),
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cors: {
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origin: [
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"https://test.imex.online",
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"https://www.test.imex.online",
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"http://localhost"
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// Other allowed origins
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],
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methods: ["GET", "POST"],
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credentials: true,
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exposedHeaders: ["set-cookie"]
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}
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});
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// Export io and Redis client for external use
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exports.io = io;
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exports.redisClient = pubClient;
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require("./server/web-sockets/web-socket");
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// Middleware
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app.use(compression());
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app.use(cookieParser());
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app.use(bodyParser.json({ limit: "50mb" }));
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app.use(bodyParser.urlencoded({ limit: "50mb", extended: true }));
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app.use(cors({ credentials: true, exposedHeaders: ["set-cookie"] }));
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// Helper middleware
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app.use((req, res, next) => {
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req.logger = logger;
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next();
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});
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// Route groupings
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app.use("/", require("./server/routes/miscellaneousRoutes"));
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// Other routes...
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// Default route for forbidden access
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app.get("/", (req, res) => {
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res.status(200).send("Access Forbidden.");
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});
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try {
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await server.listen(port);
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logger.log(`[${process.env.NODE_ENV || "DEVELOPMENT"}] Server started on port ${port}`, "INFO", "api");
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} catch (error) {
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logger.log(
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`[${process.env.NODE_ENV || "DEVELOPMENT"}] Server failed to start on port ${port}`,
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"ERROR",
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"api",
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error
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);
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}
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};
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// Start server
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main();
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