132 lines
2.5 KiB
JavaScript
132 lines
2.5 KiB
JavaScript
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/*
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* Copyright (C) 2021 Thomas Van Acker
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*
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* This program is free software: you can redistribute it and/or modify it under
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* the terms of the GNU General Public License as published by the Free Software
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* Foundation, either version 3 of the License, or (at your option) any later
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* version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program. If not, see <https://www.gnu.org/licenses/>.
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*
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* This project is hosted on https://git.bitscuit.be/bitscuit/Fawkes
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*
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*/
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// Imports
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const http = require("http");
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const url = require("url");
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const fs = require("fs");
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const util = require("util");
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const crypto = require("crypto");
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// Vars
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const hostname = "192.168.0.128"; // Enter your local IP address here
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const port = 8001; // Enter a port number here
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var ids = [];
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var sockets = [];
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// Create HTTP server
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const server = http.createServer((req, res) => {
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// Parse url
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const requrl = url.parse(req.url);
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var reqpath = requrl.pathname;
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if(reqpath == "/") reqpath = "/index.html";
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// Respond to requests
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try{
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// Return requested page
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res.statusCode = 200;
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res.write(fs.readFileSync("html"+reqpath));
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res.end();
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}catch(error){
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// 404 if page not found
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res.statusCode = 404;
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res.setHeader("Content-Type", "text/plain");
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res.end("404 - Page Not Found");
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}
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});
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// Create socket.io server
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const io = require("socket.io")(server); // Can only be done when server is created
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io.on("connection", (socket) => {
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console.log("New user connected!");
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// Give user unique ID
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sockets.push(socket);
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var userId = sha256("USER"+rand(0,9999999)+"TIME"+Date.now());
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ids.push(userId);
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console.log("userId = "+userId);
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// Init socket listeners
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// Disconnect
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socket.on("disconnect", () => {
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console.log("User "+userId+" disconnected!");
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// Remove from user lists
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var index = sockets.indexOf(socket);
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if(index != -1){
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// When in users list
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ids.splice(index, 1);
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sockets.splice(index, 1);
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}
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});
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});
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// Start HTTP server
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server.listen(port, hostname, () => {
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console.log("Server running at http://"+hostname+":"+port);
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});
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// Helper methods
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function rand(min, max){
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return Math.floor(Math.random()*(max-min) + min);
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}
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function sha256(message){
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return crypto.createHmac("sha256").update(message).digest("hex");
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}
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