Jenkins Installation as WAR file on Tomcat web container

Jenkins is a great tool to implement continuous integration and continuous deployment. Basically its a practice in DevOps to integrate code continuously and facilitating technical aspects of continuous delivery. Jenkis is an open source software tool. You can install Jenkins as a service or as a simple deployment using war file. Below are the steps you can follow to install Jenkins to automate continuous integration.

Local Installation (on Tomcat 8.5.15)

Download Jenkins.war file from https://jenkins.io/download/

Download tomcat : https://tomcat.apache.org/download-80.cgi (Binary Distributions, core zip file)

1. Unzip the apache-tomcat-8.5.15.zip file to c:\ or your favorite location
2. Copy Jenkins.war file to c:\apache-tomcat-8.5.15\webapps
3. Start Tomcat Server
4. Open terminal (command prompt) c:\ apache-tomcat-8.5.15\bin\startup.bat
5. After the server is up, go to http://localhost:8080/jenkins (your favorite browser)
6.  Unlock Jenkins by providing the adminstrative password. The Getting started screen will show the location of the administrator password. The below snapshot showing the ubuntu path but if you are installing in Windows you will see the windows folder structure. 
   
7. Select Install suggested plugins, will start downloading plugins 
   
8. Once the installation is complete, create administrative use for future login. You can also use admin as user and the 32 character password. Click Save and Finish.
   
   
   
9. You should see Jenkins is ready 
   
10. Click Start using Jenkins
11. You should now logged into Jenkins console 
    

I will show how to configure Jenkins Global Tools and creating Freestyle projects in my next post. Stay tuned.