Install Jenkins in few steps on CentOS 7.
Java is a pre-requisite for your Jenkins installation. If you don’t have it, go ahead and install it. Note that Jenkins is incompatible with the GCJ version of Java. Best options are OpenJDK and the official one.
# Install Java yum install java-1.8.0-openjdk # Install Jenkins sudo wget -O /etc/yum.repos.d/jenkins.repo http://pkg.jenkins-ci.org/redhat/jenkins.repo sudo rpm --import https://jenkins-ci.org/redhat/jenkins-ci.org.key sudo yum install jenkins # Setup the firewall to allow connections on port 8080 firewall-cmd --zone=public --add-port=8080/tcp --permanent firewall-cmd --reload # Create SSH Keys for the Jenkins User: sudo su -u jenkins ssh-keygen # Setup Jenkins as a service: systemctl start jenkins systemctl status jenkins ● jenkins.service - LSB: Jenkins Continuous Integration Server Loaded: loaded (/etc/rc.d/init.d/jenkins) Active: active (running) since Sat 2016-01-16 00:11:11 GMT; 9s ago Docs: man:systemd-sysv-generator(8) Process: 2452 ExecStart=/etc/rc.d/init.d/jenkins start (code=exited, status=0/SUCCESS) CGroup: /system.slice/jenkins.service └─2467 /etc/alternatives/java -Dcom.sun.akuma.Daemon=daemonized -Djava.awt.headless=true -DJENKINS_HOME=/var/lib/j... Jan 16 00:11:09 localhost.localdomain systemd: Starting LSB: Jenkins Continuous Integration Server... Jan 16 00:11:10 localhost.localdomain runuser: pam_unix(runuser:session): session opened for user jenkins by (uid=0) Jan 16 00:11:11 localhost.localdomain jenkins: Starting Jenkins [ OK ] Jan 16 00:11:11 localhost.localdomain systemd: Started LSB: Jenkins Continuous Integration Server.
Happiness! You should be able to access Jenkins GUI on port 8080.
Additional Setup through GUI
Configure System section accessible through the
Manage Jenkins link on the home page. Setup JDK and Maven.
Setup Jenkins credentials in the
Manage Credentials section: