Install Jenkins

Step 1: Download Jenkins

Navigate to Jenkins’ official website and download the installer suitable for your operating system.

Step 2: Install Jenkins

Follow the installation instructions for your specific OS. For example, on Windows, run the installer, and on Ubuntu, use the following commands

wget -q -O - https://pkg.jenkins.io/debian/jenkins.io.key | sudo apt-key add -
sudo sh -c 'echo deb http://pkg.jenkins.io/debian-stable binary/ > /etc/apt/sources.list.d/jenkins.list'
sudo apt-get update
sudo apt-get install jenkins

Step 3: Start Jenkins

After installation, start Jenkins by running

sudo systemctl start jenkins

To enable Jenkins to start at boot

sudo systemctl enable jenkins

Step 4: Access Jenkins

• Open your web browser and navigate to http://localhost:8080.
• You will be prompted to unlock Jenkins using a password stored in the /var/lib/jenkins/secrets/initialAdminPassword file. Open this file to get the password.

Continuous Integration (CI) is a practice where developers integrate their code into a shared repository frequently, ideally several times a day. Each integration can then be verified by an automated build and automated tests. This practice helps to detect errors quickly and improve software quality. Jenkins is one of the most popular tools for implementing CI. This article will guide you through the process of setting up CI using Git and Jenkins.

Prerequisites:

• Git: Version control system to manage your code.
• Jenkins: Automation server to facilitate CI.

The Steps to Set Up Continuous Integration are as: