How to install Jenkins in Centos7

Jenkins is an open source automation server written in Java. Jenkins helps to automate the non-human part of the software development process, with continuous integration and facilitating technical aspects of continuous delivery. It is a server-based system that runs in servlet containers such as Apache Tomcat

This tutorial explains the steps to install Jenkins in Centos7 server.

Step1: Install epel repository

#yum install epel-release

Step2: Update yum repositories

#yum update

Step3: Install Java

#yum install java-1.8.0-openjdk.x86_64

Step4: Confirm the installed Java version

#java -version

openjdk version "1.8.0_91"
OpenJDK Runtime Environment (build 1.8.0_91-b14)
OpenJDK 64-Bit Server VM (build 25.91-b14, mixed mode)

Step5: Configure Jenkins repository

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

Step6: Import the gpg key for Jenkins

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

Step7: Install Jenkins

#yum install jenkins

Step8: Start Jenkins service

#systemctl start jenkins.service

Step9: Enable Jenkins to run in the system startup

#systemctl enable jenkins.service

Step10: Jenkins web portal is now available in the below URL.

http://<Server-IP>:8080

 

That's all.....

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