Jenkins Setup for Automation

Overview

This tutorial will guide you through the step by step procedure to set up Jenkins on a ubuntu machine for automation purposes.

Connect to the remote machine using SSH and follow the steps mentioned below.

Install Java 8

• sudo apt update
• sudo apt-get install openjdk-8-jdk
• java -version

Install Jenkins

• sudo wget -q -O - https://pkg.jenkins.io/debian-stable/jenkins.io.key | sudo apt-key add -
• sudo sh -c 'echo deb Debian Jenkins Packages binary/ > /etc/apt/sources.list.d/jenkins.list'
• sudo apt update
• sudo apt install jenkins
• sudo systemctl start jenkins
• sudo systemctl status jenkins (should be active)

Install and setup apache2 for Jenkins

• sudo apt install apache2
• sudo a2enmod proxy
• sudo a2enmod proxy_http
• sudo a2enmod headers
• sudo vi /etc/apache2/sites-available/000-default.conf and add following code inside VirtualHost xml tag:

##### ############################################################ ####
##### ============================================================ ####
##### The Build Business Websites Jenkins and Apache Configuration ####
##### ============================================================ ####
##### ############################################################ ####

ProxyPass         /jenkins  http://localhost:8080/jenkins nocanon
ProxyPassReverse  /jenkins  http://localhost:8080/jenkins

ProxyRequests     Off
AllowEncodedSlashes NoDecode

<Proxy http://localhost:8080/jenkins*>
  Order deny,allow
  Allow from all
</Proxy>

##### ============================================================ ####
##### ############################################################ ####

• sudo vi /etc/default/jenkins and make sure

JENKINS_ARGS="--webroot=/var/cache/$NAME/war --httpPort=$HTTP_PORT --prefix=/jenkins"

• sudo systemctl restart jenkins
• sudo systemctl restart apache2
• Open port 80 of the remote machine to make it accessible from the local machine

Setup Jenkins

• sudo vi /var/lib/jenkins/secrets/initialAdminPassword
• copy the initial password inside the file
• now open remote-host-ip/jenkins in local browser
• paste the password, select the required plugin to install and start the installation

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