Blog app using Go, JWT Authentication with Gin, PostgreSQL, and GORM

This is a simple Go web application that demonstrates user authentication using JSON Web Tokens (JWT) with Gin, PostgreSQL, and GORM.

Features

• User signup and login using JWT.
• Secured endpoint demonstrating JWT authentication middleware.
• Create, Get, Update, Delete Funcions

Prerequisites

• Go installed on your machine.
• PostgreSQL database server.

Setup

1. Clone the repository:

   git clone https://github.com/barkhayot/go-blog.git
   cd go-blog

2. Install dependencies:

   go mod download

3. Set up the PostgreSQL database:

   • Create a PostgreSQL database.
   • Update the database configuration in the .env file.

4. Run the application:

   go run main.go

Endpoints

• POST /signup: Create a new user account.

• POST /login: Obtain a JWT token by providing valid credentials.

• GET /posts: Access a posts endpoint by providing a valid JWT token in the Authorization header.

• GET /posts/:id: Access a posts endpoint by passing ID of needed post

• POST /posts: Create new post by sending post details in body of request

• PUT /posts: Update post by ID and sending updated structure in body request

• DELETE /posts: Delete post by ID

Configuration

• The application uses environment variables for configuration. Update the .env file with your settings.

  # Database Configuration
  DB_HOST=localhost
  DB_PORT=5432
  DB_USER=your_db_user
  DB_PASSWORD=your_db_password
  DB_NAME=your_db_name
  
  # JWT Configuration
  SECRET=your_secret_key

Dependencies

• Gin: HTTP web framework.
• GORM: ORM library for database interactions.
• JWT-Go: JWT implementation for Go.