Judge0 CE is a free and open-source online code execution platform. It comes with many compilers and interpreters that allow it to support over 60 programming languages. It is a versatile and scalable platform that can be used for various purposes such as education, coding challenges, and more.
This tutorial will demonstrate how to install Judge0 CE on Fedora CoreOS latest. Follow the steps below to install and set up Judge0 CE.
Before installing Judge0 CE, you need to make sure that your system is up-to-date. To do this, run the following command:
sudo dnf update -y
This command will update all installed packages on your system.
Judge0 CE is a Dockerized application, so you need to install Docker on your system. To install Docker, run the following command:
sudo dnf install docker -y
This command will install the latest version of Docker on your Fedora CoreOS instance.
Docker Compose is a tool that allows you to define and run multi-container Docker applications. To install Docker Compose, run the following command:
sudo dnf install docker-compose -y
This command will install the latest version of Docker Compose on your Fedora CoreOS instance.
Next, you need to clone the Judge0 CE repository from GitHub. To do this, run the following command:
sudo git clone https://github.com/judge0/judge0.git
This command will clone the Judge0 CE repository into the current directory.
Judge0 CE requires some configuration before it can be used. To configure Judge0 CE, navigate to the judge0/compose directory in the cloned repository.
cd judge0/compose
Next, copy the sample configuration file.
cp .env.sample .env
Now, open the .env file using your preferred text editor.
nano .env
In this file, you need to define the environment variables required by Judge0 CE. Set the POSTGRES_PASSWORD variable to a strong password of your choice.
To start Judge0 CE, navigate to the judge0/compose directory in the cloned repository and run the following command:
sudo docker-compose up -d
This command will start all the required containers in the background.
To verify that Judge0 CE is running and accessible, open a web browser and navigate to http://<YOUR_SERVER_IP>:2358. If everything is working correctly, you should see the Judge0 CE homepage.
Congratulations! You have successfully installed and set up Judge0 CE on your Fedora CoreOS instance. You can use this platform to execute code for educational purposes, coding challenges, and more.
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