# login_service

**Repository Path**: svs_2/login_service

## Basic Information

- **Project Name**: login_service
- **Description**: No description available
- **Primary Language**: Unknown
- **License**: Not specified
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2026-05-13
- **Last Updated**: 2026-06-05

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

# Login Service

Spring Boot JWT Authentication Service

## Tech Stack

- Java 17
- Spring Boot 3.2.5
- Spring Security
- Spring Data JPA
- MySQL 8.0
- JWT (jjwt 0.12.5)
- Docker & Docker Compose

## Features

- User registration (username, email, password)
- User login with JWT token
- Password encryption with BCrypt
- Refresh token support
- Stateless session management
- CORS support
- RESTful API

## API Endpoints

### Authentication

| Method | Endpoint | Description |
|--------|----------|-------------|
| POST | `/api/auth/register` | Register new user |
| POST | `/api/auth/login` | Login and get JWT token |
| POST | `/api/auth/refresh` | Refresh access token |
| POST | `/api/auth/logout` | Logout and revoke tokens |

### User

| Method | Endpoint | Description |
|--------|----------|-------------|
| GET | `/api/users/me` | Get current user info |

## Usage

### Register

```bash
curl -X POST http://localhost:8080/api/auth/register \
  -H "Content-Type: application/json" \
  -d '{
    "username": "testuser",
    "email": "test@example.com",
    "password": "password123"
  }'
```

Response:
```json
{
  "success": true,
  "message": "Registration successful",
  "data": {
    "token": "eyJhbGciOiJIUzM4NCJ9...",
    "refreshToken": "uuid-refresh-token",
    "username": "testuser",
    "email": "test@example.com",
    "message": "Success"
  }
}
```

### Login

```bash
curl -X POST http://localhost:8080/api/auth/login \
  -H "Content-Type: application/json" \
  -d '{
    "username": "testuser",
    "password": "password123"
  }'
```

### Get Current User

```bash
curl -X GET http://localhost:8080/api/users/me \
  -H "Authorization: Bearer <your-jwt-token>"
```

### Refresh Token

```bash
curl -X POST http://localhost:8080/api/auth/refresh \
  -H "Content-Type: application/json" \
  -d '{"refreshToken": "your-refresh-token"}'
```

## Database Setup

Execute the SQL schema file:

```bash
mysql -h 101.37.159.205 -u root -p < sql/schema.sql
```

## Docker Deployment

### Build and Run

```bash
docker-compose up -d
```

### Stop Services

```bash
docker-compose down
```

## Environment Variables

| Variable | Default | Description |
|----------|---------|-------------|
| `DB_HOST` | 101.37.159.205 | MySQL host |
| `DB_PORT` | 3306 | MySQL port |
| `DB_NAME` | login_service | Database name |
| `DB_USERNAME` | root | Database username |
| `DB_PASSWORD` | root | Database password |
| `JWT_SECRET` | (base64 key) | JWT signing key |
| `JWT_EXPIRATION` | 86400000 | Access token expiration (ms, 24h) |
| `JWT_REFRESH_EXPIRATION` | 604800000 | Refresh token expiration (ms, 7d) |
| `APP_PORT` | 8080 | Application port |

## Local Development

### Prerequisites

- JDK 17+
- Maven 3.9+
- MySQL 8.0

### Build

```bash
mvn clean package -DskipTests
```

### Run

```bash
java -jar target/login-service-1.0.0.jar
```

## Project Structure

```
login_service/
├── sql/
│   └── schema.sql              # Database schema
├── src/main/java/com/example/loginservice/
│   ├── LoginServiceApplication.java
│   ├── config/
│   │   └── SecurityConfig.java
│   ├── controller/
│   │   ├── AuthController.java
│   │   └── UserController.java
│   ├── dto/
│   │   ├── ApiResponse.java
│   │   ├── AuthResponse.java
│   │   ├── LoginRequest.java
│   │   ├── RegisterRequest.java
│   │   └── TokenResponse.java
│   ├── entity/
│   │   ├── RefreshToken.java
│   │   ├── User.java
│   │   └── VerificationCode.java
│   ├── exception/
│   │   └── GlobalExceptionHandler.java
│   ├── repository/
│   │   ├── RefreshTokenRepository.java
│   │   ├── UserRepository.java
│   │   └── VerificationCodeRepository.java
│   ├── security/
│   │   ├── CustomUserDetailsService.java
│   │   ├── JwtAuthenticationFilter.java
│   │   └── JwtTokenProvider.java
│   └── service/
│       ├── AuthService.java
│       ├── UserService.java
│       └── VerificationCodeService.java
├── src/main/resources/
│   └── application.yml
├── Dockerfile
├── docker-compose.yml
├── pom.xml
└── README.md
```