feat(auth): named rate limiters (skip in tests)

package-lock.json

@@ -3796,6 +3796,24 @@
         "url": "https://opencollective.com/express"
       }
     },
+    "node_modules/express-rate-limit": {
+      "version": "8.5.2",
+      "resolved": "https://registry.npmjs.org/express-rate-limit/-/express-rate-limit-8.5.2.tgz",
+      "integrity": "sha512-5Kb34ipNX694DH48vN9irak1Qx30nb0PLYHXfJgw4YEjiC3ZEmZJhwOp+VfiCYwFzvFTdB9QkArYS5kXa2cx2A==",
+      "license": "MIT",
+      "dependencies": {
+        "ip-address": "^10.2.0"
+      },
+      "engines": {
+        "node": ">= 16"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/express-rate-limit"
+      },
+      "peerDependencies": {
+        "express": ">= 4.11"
+      }
+    },
     "node_modules/express/node_modules/debug": {
       "version": "2.6.9",
       "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
@@ -4309,6 +4327,15 @@
       "integrity": "sha512-JV/yugV2uzW5iMRSiZAyDtQd+nxtUnjeLt0acNdw98kKLrvuRVyB80tsREOE7yvGVgalhZ6RNXCmEHkUKBKxew==",
       "license": "ISC"
     },
+    "node_modules/ip-address": {
+      "version": "10.2.0",
+      "resolved": "https://registry.npmjs.org/ip-address/-/ip-address-10.2.0.tgz",
+      "integrity": "sha512-/+S6j4E9AHvW9SWMSEY9Xfy66O5PWvVEJ08O0y5JGyEKQpojb0K0GKpz/v5HJ/G0vi3D2sjGK78119oXZeE0qA==",
+      "license": "MIT",
+      "engines": {
+        "node": ">= 12"
+      }
+    },
     "node_modules/ipaddr.js": {
       "version": "1.9.1",
       "resolved": "https://registry.npmjs.org/ipaddr.js/-/ipaddr.js-1.9.1.tgz",
@@ -7907,6 +7934,7 @@
         "cookie-parser": "^1.4.7",
         "drizzle-orm": "^0.33.0",
         "express": "^4.19.0",
+        "express-rate-limit": "^8.5.2",
         "multer": "^1.4.5-lts.1",
         "nodemailer": "^8.0.7",
         "xlsx": "^0.18.5",

packages/backend/package.json

@@ -22,6 +22,7 @@
     "cookie-parser": "^1.4.7",
     "drizzle-orm": "^0.33.0",
     "express": "^4.19.0",
+    "express-rate-limit": "^8.5.2",
     "multer": "^1.4.5-lts.1",
     "nodemailer": "^8.0.7",
     "xlsx": "^0.18.5",

packages/backend/src/middleware/rate-limit.ts

@@ -0,0 +1,21 @@
+import rateLimit from 'express-rate-limit';
+
+const fifteenMin = 15 * 60 * 1000;
+
+function makeLimiter(max: number, codeMessage = 'Too many attempts, please try again later') {
+  return rateLimit({
+    windowMs: fifteenMin,
+    limit: max,
+    standardHeaders: 'draft-7',
+    legacyHeaders: false,
+    skip: () => process.env.NODE_ENV === 'test',
+    handler: (_req, res) => {
+      res.status(429).json({ error: { code: 'RATE_LIMITED', message: codeMessage } });
+    },
+  });
+}
+
+export const loginLimiter = makeLimiter(10);
+export const registerLimiter = makeLimiter(5);
+export const forgotPasswordLimiter = makeLimiter(5);
+export const tokenLimiter = makeLimiter(20);