Merge pull request #41 from CS3219-AY2425S1/12-be-user-service-implem…

…ent-authentication-api

Implement authentication API

backend/user-service/__tests__/index.test.ts

@@ -1,6 +1,14 @@
 import request from 'supertest'
 import app from '../src/index'
 
+jest.mock('../src/common/config.util', () => ({
+    NODE_ENV: 'test',
+    PORT: '3002',
+    DB_URL: 'placeholder',
+    ACCESS_TOKEN_PRIVATE_KEY: 'placeholder',
+    ACCESS_TOKEN_PUBLIC_KEY: 'placeholder',
+}))
+
 describe('Index', () => {
     describe('GET /', () => {
         it('should return 200 OK', async () => {

backend/user-service/__tests__/routes/user.routes.test.ts

@@ -1,13 +1,23 @@
 import { MongoDBContainer, StartedMongoDBContainer } from '@testcontainers/mongodb'
+import { generateKeyPairSync } from 'crypto'
 import express, { Express } from 'express'
 
-import { Proficiency } from '../../src/types/Proficiency'
-import { Role } from '../../src/types/Role'
-import connectToDatabase from '../../src/common/mongodb.util'
-import logger from '../../src/common/logger.util'
 import mongoose from 'mongoose'
 import request from 'supertest'
+import config from '../../src/common/config.util'
+import logger from '../../src/common/logger.util'
+import connectToDatabase from '../../src/common/mongodb.util'
 import userRouter from '../../src/routes/user.routes'
+import { Proficiency } from '../../src/types/Proficiency'
+import { Role } from '../../src/types/Role'
+
+jest.mock('../../src/common/config.util', () => ({
+    NODE_ENV: 'test',
+    PORT: '3002',
+    DB_URL: 'placeholder',
+    ACCESS_TOKEN_PRIVATE_KEY: 'placeholder',
+    ACCESS_TOKEN_PUBLIC_KEY: 'placeholder',
+}))
 
 describe('User Routes', () => {
     let app: Express
@@ -36,6 +46,16 @@ describe('User Routes', () => {
         const connectionString = `${startedContainer.getConnectionString()}?directConnection=true`
         logger.info(`[User Routes Test] MongoDB container started on ${connectionString}`)
 
+        const { publicKey, privateKey } = generateKeyPairSync('rsa', {
+            modulusLength: 2048,
+            publicKeyEncoding: { type: 'spki', format: 'pem' },
+            privateKeyEncoding: { type: 'pkcs8', format: 'pem' },
+        })
+
+        jest.replaceProperty(config, 'ACCESS_TOKEN_PRIVATE_KEY', Buffer.from(privateKey).toString('base64'))
+        jest.replaceProperty(config, 'ACCESS_TOKEN_PUBLIC_KEY', Buffer.from(publicKey).toString('base64'))
+        jest.replaceProperty(config, 'DB_URL', connectionString)
+
         app = express()
         app.use(express.json())
         app.use('/users', userRouter)

backend/user-service/package.json

@@ -19,7 +19,10 @@
         "dotenv": "^16.4.5",
         "express": "^4.21.0",
         "helmet": "^7.1.0",
+        "jsonwebtoken": "^9.0.2",
         "mongoose": "^8.6.3",
+        "passport": "^0.7.0",
+        "passport-local": "^1.0.0",
         "winston": "^3.14.2"
     },
     "devDependencies": {
@@ -30,7 +33,10 @@
         "@types/express": "^4.17.21",
         "@types/helmet": "^0.0.48",
         "@types/jest": "^29.5.13",
+        "@types/jsonwebtoken": "^9.0.7",
         "@types/node": "^22.5.5",
+        "@types/passport": "^1.0.16",
+        "@types/passport-local": "^1.0.38",
         "@types/supertest": "^6.0.2",
         "globals": "^15.9.0",
         "jest": "^29.7.0",

backend/user-service/src/common/config.util.ts

@@ -0,0 +1,13 @@
+import { ValidationError } from 'class-validator'
+import { Config } from '../types/Config'
+import logger from './logger.util'
+
+const config: Config = Config.fromEnv(process.env)
+config.validateOrReject().catch((errors: ValidationError[]) => {
+    logger.error(
+        `[Config] Invalid or missing configuration: ${errors.map((error: ValidationError) => error.property).join(', ')}`
+    )
+    process.exit(1)
+})
+
+export default config