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Simple DevOps Project -01
We know how to use work with each and Git, Jenkins independently. What if you want to collaborate these two? that is where Simple DevOps project helps you. Follow below steps if you are a new guy to DevOps. You love it.

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Prerequisites
EC2 instance with tomcat installation **installation steps video
Jenkins server **Get Help here
Part-01 : Adding steps for Integration
Steps to create Jenkin job
Login to Jenkins console
Create Jenkins job, Fill the following details,
Source Code Management:
Repository: https://github.com/ValaxyTech/hello-world.git
Branches to build : */master
Build:
Root POM:pom.xml
Goals and options : clean install package
Part-02: Adding Deployment Steps
in this port we are going to install 'deploy to container' plugin. this is need to deploy on tomcat server which we are using.

Install maven plugin without restart
Manage Jenkins > Jenkins Plugins > available > deploy to container
To deploy our build artifacts on tomcat server our Jenkins server need access. For this we should setup credentials. This option is available in Jenkins home page

setup credentials
credentials > jenkins > Global credentials > add credentials
Username	: deployer
Password : XXXXXXX
id : Tomcat_user
Description: Tomcat user to deploy on tomcat server
Modify the same job which created in part-01 and add deployment steps.

Post Steps
Deploy war/ear to container
WAR/EAR files : **/*.war
Containers : Tomcat 8.x
Credentials: Tomcat_user (which created in above step)
Tomcat URL : http://<PUBLIC_IP>:<PORT_NO>
Save and run the job now.

Port-03 : Continuous Integration & Continuous Deployment (CI/CD)
Now job is running fine but to make this as Continuous Integration and Continuous Deployment Tod do that go back and modify job as below.

Build Triggers
Poll SCM
schedule */2 * * * *
Save the job and modify the code in GitHub. Then you could see your job get trigger a build without any manual intervention.