mirror of
https://github.com/MichMich/MagicMirror.git
synced 2026-06-23 08:48:07 -07:00
Kristjan ESPERANTO
dbc7a574eb
With SunCalc v2 we have to point the browser vendor mapping to the new CJS bundle.
174 lines
5.7 KiB
JavaScript
174 lines
5.7 KiB
JavaScript
const fs = require("node:fs");
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const http = require("node:http");
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const https = require("node:https");
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const path = require("node:path");
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const express = require("express");
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const helmet = require("helmet");
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const socketio = require("socket.io");
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const Log = require("logger");
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const { ipAccessControl, socketIpAccessControl } = require("./ip_access_control");
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const vendor = require("./vendor");
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const { getHtml, getVersion, getEnvVars, cors } = require("#server_functions");
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/**
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* Server
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* @param {object} configObj The MM config full and redacted
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* @class
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*/
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function Server (configObj) {
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const config = configObj.fullConf;
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const app = express();
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const port = process.env.MM_PORT || config.port;
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const serverSockets = new Set();
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let server = null;
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/**
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* Opens the server for incoming connections
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* @returns {Promise} A promise that is resolved when the server listens to connections
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*/
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this.open = function () {
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return new Promise((resolve) => {
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if (config.useHttps) {
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const options = {
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key: fs.readFileSync(config.httpsPrivateKey),
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cert: fs.readFileSync(config.httpsCertificate)
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};
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server = https.Server(options, app);
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} else {
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server = http.Server(app);
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}
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const io = socketio(server, {
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allowRequest: socketIpAccessControl(config.ipWhitelist),
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cors: {
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origin: /.*$/,
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credentials: true
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},
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allowEIO3: true,
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pingInterval: 120000, // server → client ping every 2 mins
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pingTimeout: 120000 // wait up to 2 mins for client pong
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});
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server.on("connection", (socket) => {
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serverSockets.add(socket);
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socket.on("close", () => {
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serverSockets.delete(socket);
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});
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});
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Log.log(`Starting server on port ${port} ... `);
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// Add explicit error handling BEFORE calling listen so we can give user-friendly feedback
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server.once("error", (err) => {
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if (err && err.code === "EADDRINUSE") {
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const bindAddr = config.address || "localhost";
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const portInUseMessage = [
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"",
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"────────────────────────────────────────────────────────────────",
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` PORT IN USE: ${bindAddr}:${port}`,
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"",
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" Another process (most likely another MagicMirror instance)",
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" is already using this port.",
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"",
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" Stop the other process (free the port) or use a different port.",
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"────────────────────────────────────────────────────────────────"
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].join("\n");
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Log.error(portInUseMessage);
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return;
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}
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Log.error("Failed to start server:", err);
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});
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server.listen(port, config.address || "localhost");
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if (config.ipWhitelist instanceof Array && config.ipWhitelist.length === 0) {
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Log.warn("You're using a full whitelist configuration to allow for all IPs");
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}
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app.use(ipAccessControl(config.ipWhitelist));
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app.use(helmet(config.httpHeaders));
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app.use("/js", express.static(__dirname));
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if (config.hideConfigSecrets) {
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app.get("/config/config.env", (req, res) => {
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res.status(404).send("<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n<meta charset=\"utf-8\">\n<title>Error</title>\n</head>\n<body>\n<pre>Cannot GET /config/config.env</pre>\n</body>\n</html>");
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});
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}
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let directories = ["/config", "/css", "/favicon.svg", "/defaultmodules", "/modules", "/node_modules/animate.css", "/node_modules/@fontsource", "/node_modules/@fortawesome", "/node_modules/suncalc", "/translations", "/tests/configs", "/tests/mocks"];
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for (const value of Object.values(vendor)) {
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const dirArr = value.split("/");
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if (dirArr[0] === "node_modules") directories.push(`/${dirArr[0]}/${dirArr[1]}`);
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}
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const uniqDirs = [...new Set(directories)];
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for (const directory of uniqDirs) {
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app.use(directory, express.static(path.resolve(global.root_path + directory)));
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}
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const startUp = new Date();
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const getStartup = (req, res) => res.send(startUp);
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const getConfig = (req, res) => {
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const obj = config.hideConfigSecrets ? configObj.redactedConf : configObj.fullConf;
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// Functions can't survive JSON.stringify, so we wrap them in a
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// tagged object { __mmFunction: "<source>" }. The client-side
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// JSON reviver in main.js recognises this tag and reconstructs
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// the live function from the source string.
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const jsonString = JSON.stringify(obj, (key, value) => {
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if (typeof value === "function") {
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return { __mmFunction: value.toString() };
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}
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return value;
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});
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res.set("Content-Type", "application/json");
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res.send(jsonString);
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};
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app.get("/config", (req, res) => getConfig(req, res));
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app.get("/cors", async (req, res) => await cors(req, res));
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app.get("/version", (req, res) => getVersion(req, res));
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app.get("/startup", (req, res) => getStartup(req, res));
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app.get("/env", (req, res) => getEnvVars(req, res));
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app.get("/", (req, res) => getHtml(req, res));
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// Reload endpoint for watch mode - triggers browser reload
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app.get("/reload", (req, res) => {
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Log.info("Reload request received, notifying all clients");
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io.emit("RELOAD");
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res.status(200).send("OK");
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});
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server.on("listening", () => {
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resolve({
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app,
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io
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});
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});
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});
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};
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/**
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* Closes the server and destroys all lingering connections to it.
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* @returns {Promise} A promise that resolves when server has successfully shut down
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*/
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this.close = function () {
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return new Promise((resolve) => {
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for (const socket of serverSockets.values()) {
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socket.destroy();
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}
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server.close(resolve);
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});
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};
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}
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module.exports = Server;
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