How to Install Judge0 CE on POP! OS Latest

Judge0 is an open-source online judge that allows programmers to submit their code and check for the correctness of their outputs. Judge0 CE, on the other hand, is a platform that can be installed on your local machine making it accessible even when offline. In this tutorial, we will guide you through the installation process of Judge0 CE on POP! OS Latest.

Prerequisites

Before starting with the installation, make sure that you satisfy the following prerequisites:

• Have sudo/root access to your operating system.
• A 64-bit architecture CPU.
• Docker and Docker Compose installed in your system.

Installation

To install Judge0 CE, follow the steps below:

Step 1 - Clone the Judge0 Repository

Clone the Judge0 repository from GitLab. This is where the installation files are found.

sudo git clone https://gitlab.com/judge0/ce/docker.git judge0

Step 2 - Navigate to the Directory

Change to the Judge0 directory.

cd judge0

Step 3 - Copy Env-example to .env

Copy the contents of env-example to .env.

cp env-example .env

Step 4 - Generate some secret keys

Generate secure secret keys that will be used by Judge0 CE.

make generate-secret-keys

Step 5 - Create a directory where the containers will store their data

Create a directory that will hold the data of the Judge0 CE containers.

mkdir -p /var/judge0/data

Step 6 - Set the back-end IP

Set the back-end IP address in the .env file.

BACKEND_IP=192.168.99.100

Step 7 - Launch the Containers

Launch the Judge0 CE containers.

sudo docker-compose up -d

Step 8 - Access Judge0 CE

Open your preferred browser and browse your instance of Judge0 CE at localhost

Conclusion

Judge0 CE is installed and can be accessed locally. You can now start coding and testing your code locally with Judge0 CE.

Congratulations! You’ve successfully installed Judge0 CE on POP! OS.