How to Install and configure Jenkins on Fedora 39

To install Jenkins on Fedora 39, follow the steps below.

Step 1 : Make sure your system is up to date by running the following command:

sudo dnf update

Step 2 : Install OpenJDK

Install OpenJDK using the following command:

sudo dnf install java-17-openjdk

Step 3 :Add the Jenkins repository key to ensure the authenticity of the packages:

sudo rpm --import https://pkg.jenkins.io/redhat-stable/jenkins.io-2023.key

Step 4 : Add the Jenkins repository to your system:

sudo wget -O /etc/yum.repos.d/jenkins.repo \
    https://pkg.jenkins.io/redhat-stable/jenkins.repo

Step 5 : Install Jenkins using the following command:

sudo dnf install jenkins

Step 6 : Start the Jenkins service and enable it to start on boot:

sudo systemctl start jenkins
sudo systemctl enable jenkins

Step 7 : Verify the status of the Jenkins service:

sudo systemctl status jenkins

Step 8 : If you are using a firewall, open the Jenkins port (default is 8080):

sudo firewall-cmd --zone=public --add-port=8080/tcp --permanent
sudo firewall-cmd --reload

Step 9 : Retrieve the initial admin password to unlock Jenkins:

sudo cat /var/lib/jenkins/secrets/initialAdminPassword

Step 10 : Access Jenkins

- Open a web browser and navigate to http://your_server_ip_or_domain:8080

- Login using the initial admin password obtained in Step 8.

- Select "Install suggested plugins" to install the default set of plugins.

- Wait for the plugin installation to complete.

- Create an admin user for Jenkins.

- Configure the Jenkins URL if needed.

- Jenkins is Ready!

- Click "Start using Jenkins" to complete the setup.

Congratulations! You have successfully installed and configured Jenkins on Fedora 39.