After configuring a freestyle job or pipeline using Jenkins for building and deployment, you would like to make a code change to make sure Jenkins have started automated builds/deployments.
Pre-requistes:
SSH keys set up and uploaded into Github.
Implementation steps:(if you already cloned using lab #2, you can go directly to step 6)
1. Go to bitbucket, select repository which you already have setup MyWebApp.
2. Click on clone
3. copy SSH clone url
4. go to git bash window, got to download directory. login to EC2 to Jenkins Ubuntu instance.
Please dont paste on your local machine. you should login to EC2 by connecting using the below url:
5. paste the clone url you copied in step # 3 and enter
git clone git@bitbucket.org:username/
6. cd repo_name
7. cd MyWebApp/src/main/webapp
8. sudo vi index.jsp
Change Hello world into below yellow highlighted:
<html>
<body>
<h2>Howdy Folks !!! Welcome to DevOps!</h2>
<h2>It's possbile</h2>
</body>
</html>
9. press escape, enter :wq!
10. git add index.jsp
11. git commit -m "made change to jsp"
12. git push
Now refresh the browser and click on Source to see code changes you made in your git bash window. Now after making this code change, if you have webhooks configured, it should have triggerd build in Jenkins.
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