How to Install Judge0 CE on Ubuntu Server Latest

Judge0 CE is an open-source online code compiler and executor that allows users to compile, execute, and share code snippets in various programming languages. In this tutorial, we will guide you through the installation process of Judge0 CE on Ubuntu Server Latest.

Prerequisites

Before we start the installation process, make sure you have the following prerequisites installed on your Ubuntu Server:

• Docker CE
• Docker Compose

If you do not have them installed, follow the steps below to install them.

Installing Docker CE on Ubuntu Server Latest

1. Update the package repository and install some necessary packages:

   sudo apt update && sudo apt install apt-transport-https ca-certificates curl software-properties-common
   

2. Add the Docker GPG key to the system:

   curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
   

3. Add the Docker repository to your Ubuntu Server:

   sudo add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu bionic stable"
   

4. Update the package repository and install the Docker CE package:

   sudo apt update && sudo apt install docker-ce
   

5. Verify that Docker CE is installed by running the following command:

   sudo docker version
   

Installing Docker Compose on Ubuntu Server Latest

1. Download the latest version of Docker Compose:

   sudo curl -L "https://github.com/docker/compose/releases/download/1.28.2/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
   

2. Apply executable permissions to the downloaded binary:

   sudo chmod +x /usr/local/bin/docker-compose
   

3. Verify that Docker Compose is installed by running the following command:

   docker-compose --version
   

Installing Judge0 CE

Now that we have the prerequisites installed, we can proceed to install Judge0 CE.

1. Clone the Judge0 CE repository from GitHub:

   git clone https://github.com/judge0/judge0.git
   

2. Navigate to the cloned directory:

   cd judge0
   

3. Create a configuration file:

   cp .env.example .env
   

4. Open the .env file and update the following variables:

   JWT_SECRET=your_secret_key_here
   MYSQL_ROOT_PASSWORD=your_mysql_password_here
   

5. Start the Judge0 CE Docker containers using Docker Compose:

   docker-compose up -d
   

6. Verify that Judge0 CE is running by running the following command:

   docker ps
   

You should see a list of running containers including the Judge0 CE containers.

Congratulations! You have successfully installed Judge0 CE on Ubuntu Server Latest. You can now access the Judge0 CE web interface by navigating to http://localhost:3000 in your web browser.