To learn more about what you can do using Jenkins, check out other tutorials on the subject: When you’ve completed your exploration, follow the guide How to Configure Jenkins with SSL Using an Nginx Reverse Proxy on Ubuntu 20.04 to protect your passwords, as well as any sensitive system or product information that will be sent between your machine and the server in plain text to continue using Jenkins. At this point, you can start exploring Jenkins. In this tutorial, you installed Jenkins using the project-provided packages, started the server, opened the firewall, and created an administrative user. You’ll receive a confirmation page confirming that “Jenkins is Ready!”:Ĭlick Start using Jenkins to visit the main Jenkins dashboard:Īt this point, you have completed a successful installation of Jenkins. Confirm either the domain name for your server or your server’s IP address:Īfter confirming the appropriate information, click Save and Finish. You’ll receive an Instance Configuration page that will ask you to confirm the preferred URL for your Jenkins instance. Refer to How to Configure Jenkins with SSL Using an Nginx Reverse Proxy on Ubuntu 20.04 to protect user credentials and information about builds that are transmitted via the web interface.Įnter the name and password for your user: Note: The default Jenkins server is NOT encrypted, so the data submitted with this form is not protected. It’s possible to skip this step and continue as admin using the initial password we used above, but we’ll take a moment to create the user. When the installation is complete, you’ll be prompted to set up the first administrative user. We’ll click the Install suggested plugins option, which will immediately begin the installation process. The next screen presents the option of installing suggested plugins or selecting specific plugins: sudo cat /var/lib/jenkins/secrets/initialAdminPasswordĬopy the 32-character alphanumeric password from the terminal and paste it into the Administrator password field, then click Continue.In the terminal window, use the cat command to display the password: You should receive the Unlock Jenkins screen, which displays the location of the initial password: To set up your installation, visit Jenkins on its default port, 8080, using your server domain name or IP address: your_server_ip_or_domain:8080 With Jenkins installed and our firewall configured, we can complete the installation stage and dive into Jenkins setup. If everything went well, the beginning of the status output shows that the service is active and configured to start at boot: Since systemctl doesn’t display status output, we’ll use the status command to verify that Jenkins started successfully: Let’s start Jenkins by using systemctl: sudo systemctl start jenkins Now that Jenkins and its dependencies are in place, we’ll start the Jenkins server. sudo sh -c 'echo deb binary/ > /etc/apt//jenkins.list'Īfter both commands have been entered, we’ll run update so that apt will use the new repository.įinally, we’ll install Jenkins and its dependencies.Next, let’s append the Debian package repository address to the server’s sources.list: To ensure you have the latest fixes and features, use the project-maintained packages to install Jenkins.įirst, add the repository key to the system:Īfter the key is added the system will return with OK. The version of Jenkins included with the default Ubuntu packages is often behind the latest available version from the project itself. Oracle JDK 11 installed, following our guidelines on installing specific versions of OpenJDK on Ubuntu 20.04.Visit Jenkins’s “ Hardware Recommendations” for guidance in planning the capacity of a production-level Jenkins installation. We recommend starting with at least 1 GB of RAM. One Ubuntu 20.04 server configured with a non-root sudo user and firewall by following the Ubuntu 20.04 initial server setup guide.While you’ll have a development-level server ready for use at the conclusion of this tutorial, to secure this installation for production, follow the guide How to Configure Jenkins with SSL Using an Nginx Reverse Proxy on Ubuntu 18.04. In this tutorial we’ll install Jenkins on Ubuntu 20.04, start the development server and create an administrative user to get you started in exploring what Jenkins can do. Jenkins is Java-based, installed from Ubuntu packages or by downloading and running its web application archive (WAR) file - a collection of files that make up a complete web application to run on a server. With Jenkins, an open-source automation server, you can efficiently manage tasks from building to deploying software. When faced with repetitive technical tasks, finding automation solutions that work can be a chore.
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