Jenkins

Pre-requirements

• OpenShift 4.x cluster

Setup

1. From the IBM Cloud cluster dashboard, click the OpenShift web console button,

   

2. First we need to create a new project named jenkins to deploy the Jenkins service to,

3. From the terminal,

   oc new-project jenkins
   

   outputs,

   $ oc new-project jenkins
   Now using project "jenkins" on server "https://c107-e.us-south.containers.cloud.ibm.com:31608".
   

4. Or in the Openshift web console, go to Home > Projects,

5. Click Create Project

   

6. For Name enter jenkins, for Display Name enter jenkins, and for Description enter jenkins,

   

7. Click Create,

8. Go to Operators > OperatorHub,

9. For Filter by keyword enter Jenkins,

   

10. Select the Jenkins Operator provided by Red Hat, labeled community,

11. Click Continue to Show Community Operator,

    

12. Review the operator information, and click Install,

    

13. In the Install Operator window, in the Update Channel section, select alpha under Update Channel, choose A specific namespace in the cluster and in the Installed Namespace section, select the project jenkins from the dropdown, select Automatic under Approval Strategy,

    

14. Click Install,

15. The Installed Operators page will load, wait until the Jenkins Operator has a Status of Succeeded,

    

16. Click the installed operator linked Name of Jenkins Operator,

    

17. In the Provided APIs section, click the Create Instance link in the Jenkins panel,

18. In the Create Jenkins window, select Form View or YAML View for the new Jenkins instance, change the metadata.name to my-jenkins, accept all other specifications,

    

19. Click Create,

    

20. Go to Networking > Routes, and look for a new Route jenkins-my-jenkins,

    

21. Click the link for jenkins-my-jenkins route in the Location column,

    

22. A route to your Jenkins instance opens in a new browser window or tab,

23. If your page loads with a Application is not available warning, your Jenkins instance is still being deployed and you need to wait a little longer, keep trying until the Jenkins page loads,
24. You can see the progress of the Jenkins startup, by browsing to the Pods of the Deployment of the Jenkins instance that is being created,

25. Click Log in with OpenShift,

    

26. Click Allow selected permissions,

    

27. Welcome to Jenkins !

    

28. Configure Jenkins

    1. Go to Jenkins > Manage Jenkins > Global Tool Configuration,
    2. Go to the Maven section,
    3. Click Maven Installations,
    4. If no Maven installer is configured, click Add Maven,
    5. Configure the Name to be maven, check the option Install automatically and select version 3.6.3,
    6. Click Save,