✏️ Optimize - Rate Limiting #427 - Add rate limiting

package.json

@@ -31,6 +31,7 @@
     "cookie-parser": "^1.4.5",
     "cors": "^2.8.5",
     "express": "^4.17.1",
+    "express-rate-limit": "^5.1.3",
     "jsonwebtoken": "^8.5.1",
     "mongoose": "^5.10.13",
     "morgan": "^1.10.0",
@@ -51,6 +52,7 @@
     "@types/cookie-parser": "^1.4.2",
     "@types/cors": "^2.8.8",
     "@types/express": "^4.17.8",
+    "@types/express-rate-limit": "^5.1.0",
     "@types/jsonwebtoken": "^8.5.0",
     "@types/mongoose": "^5.7.37",
     "@types/morgan": "^1.9.2",

src/server/app.ts

@@ -6,6 +6,8 @@ import mongoose from "mongoose";
 import morgan from "morgan";
 import path from "path";
 
+import rateLimiter from "./middleware/rateLimiter";
+
 import { Controller } from "./types";
 
 class App {
@@ -33,6 +35,7 @@ class App {
 
     this.app.use(cookieParser());
     this.app.use(express.json());
+    this.app.use(rateLimiter);
     if (process.env.NODE_ENV !== "test") {
       this.app.use(morgan("dev"));
     }

src/server/middleware/rateLimiter.ts

@@ -0,0 +1,10 @@
+import rateLimit from "express-rate-limit";
+
+const rateLimiter = rateLimit({
+  windowMs: 24 * 60 * 60 * 1000, // 24 hrs in milliseconds
+  max: 100,
+  message: "You have exceeded the limit of requests.",
+  headers: true,
+});
+
+export default rateLimiter;