Added HTTPS support

.gitignore

@@ -2,4 +2,6 @@ node_modules/
 package-lock.json
 config.json
 state.json
-chatexamples.txt
+chatexamples.txt
+server.cert
+server.key

config.example.json

@@ -6,6 +6,10 @@
     "domain": "localhost",
     "sessionSecret": "CHANGE_ME",
     "altchaSecret": "CHANGE_ME",
+    "ssl":{
+        "cert": "./server.cert",
+        "key": "./server.key"
+    },
     "db":{
         "address": "127.0.0.1",
         "port": "27017",

src/server.js

@@ -14,6 +14,13 @@ GNU Affero General Public License for more details.
 You should have received a copy of the GNU Affero General Public License
 along with this program.  If not, see <https://www.gnu.org/licenses/>.*/
 
+//Define global crypto variable for altcha
+globalThis.crypto = require('node:crypto').webcrypto;
+
+//Define NODE imports
+const https = require('https');
+const fs = require('fs');
+
 //Define NPM imports
 const express = require('express');
 const session = require('express-session');
@@ -23,9 +30,6 @@ const path = require('path');
 const mongoStore = require('connect-mongo');
 const mongoose = require('mongoose');
 
-//Define global crypto variable for altcha
-globalThis.crypto = require('node:crypto').webcrypto;
-
 //Define Local Imports
 //Application
 const channelManager = require('./app/channel/channelManager');
@@ -82,9 +86,25 @@ const sessionMiddleware = session({
     store: module.exports.store 
 });
 
-//Define http and socket.io servers
-const httpServer = createServer(app);
-const io = new Server(httpServer, {});
+//Declare web server
+let webServer = null;
+
+//If we're using HTTPS
+if(config.protocol.toLowerCase() == "https"){
+    //Read key/cert files and store contents
+    const httpsOptions = {
+        key: fs.readFileSync(config.ssl.key),
+        cert: fs.readFileSync(config.ssl.cert)
+    };
+
+    webServer = https.createServer(httpsOptions, app);
+
+//Otherwise
+}else{
+    //Default to HTTP
+    webServer = createServer(app)
+}
+const io = new Server(webServer, {});
 
 //Connect mongoose to the database
 mongoose.set("sanitizeFilter", true).connect(dbUrl).then(() => {
@@ -164,6 +184,6 @@ scheduler.kickoff();
 module.exports.channelManager = new channelManager(io)
 
 //Listen Function
-httpServer.listen(port, () => {
+webServer.listen(port, () => {
     console.log(`Opening port ${port}`);
 });

src/utils/configCheck.js

@@ -26,7 +26,7 @@ const validator = require('validator');//We need validators for express-less cod
 
 module.exports.securityCheck = function(){
     //Check Protocol
-    if(config.protocol == 'http'){
+    if(config.protocol.toLowerCase() != 'https'){
         //If it's insecure then warn the admin
         loggerUtil.consoleWarn("Starting in HTTP mode. This server should be used for development purposes only!");
     }