use redis for sessions

.env.example

@@ -1,4 +1,13 @@
 APP_PORT=8000
 APP_DEBUG=true
-# a 32-bit base64 encryption key
+# 32-byte base64 string
-APP_KEY=TKe8lE2IdkgGBUrB4nxdq7mGMf8PK29xqOnGa3vU0PBmNXADJrVA5LKd8pg6g/YO5aFG/ESzUleo/9Hve3SAe4rvwLBejD/SKOmDR4gbaMv4PuiNi8S2sYL30aVyi1OeaSTyYsfjteumkFxFVwrsxhDCX94xvNEuTEfS4repfLo=
+APP_KEY=
+
+DB_PORT=5432
+DB_HOSTNAME=db
+DB_PASSWORD=homepage
+DB_USERNAME=homepage
+DB_DATABASE=homepage
+
+REDIS_HOST=redis
+REDIS_PORT=6379

docker-compose.yml

@@ -12,3 +12,27 @@ services:
     env_file: ./.env
     environment:
       APP_PORT: '${APP_PORT}'
+    networks:
+      - homepage
+  redis:
+    image: redis:alpine
+    ports:
+      - '6379:6379'
+    networks:
+      - homepage
+  db:
+    image: postgres:alpine
+    ports:
+      - '5432:5432'
+    environment:
+      POSTGRES_PASSWORD: '${DB_PASSWORD}'
+      POSTGRES_USER: '${DB_USERNAME}'
+      POSTGRES_DB: '${DB_DATABASE}'
+    volumes:
+      - './data/db:/var/lib/postgresql'
+    networks:
+      - homepage
+
+networks:
+  homepage:
+    driver: bridge

index.js

@@ -7,6 +7,9 @@ const app = express();
 const session = require('express-session');
 const cookie_parse = require('cookie-parser');
 const cookie_encrypt = require('cookie-encrypter');
+const Redis = require("ioredis");
+let redisClient = new Redis(process.env.REDIS_PORT, process.env.REDIS_HOST);
+let RedisStore = require("connect-redis")(session)
 
 const { APP_PORT, APP_KEY } = process.env;
 
@@ -17,8 +20,12 @@ app.use(cookie_parse(APP_KEY))
 app.use(cookie_encrypt(APP_KEY));
 app.use(session({
 	secret: APP_KEY,
-	cookie: { secure: true }
+	resave: false,
+	saveUninitialized: true,
+	cookie: { secure: true },
+	store: new RedisStore({ client: redisClient })
 }));
+app.use(require('./middleware'));
 
 const server = app.listen(APP_PORT, () => {
 		console.log("Listening on port " + APP_PORT);

package.json

@@ -12,6 +12,7 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
+    "connect-redis": "^6.1.3",
     "cookie-encrypter": "^1.0.1",
     "cookie-parser": "^1.4.6",
     "crc-32": "^1.2.2",
@@ -20,9 +21,11 @@
     "express-session": "^1.17.3",
     "glob": "^8.1.0",
     "gulp": "^4.0.2",
+    "ioredis": "^5.3.1",
     "js-base64": "^3.7.5",
     "mocha": "^10.2.0",
     "pug": "^3.0.2",
+    "redis": "^4.6.4",
     "unit.js": "^2.1.1"
   }
 }