Deploy Jenkins Operator

Deploying the Jenkins Operator and accessing Jenkins on OpenShift v4 involves several steps. Here’s a general outline of the process:

Table of Contents

1. Setting Up OpenShift Environment

Prerequisites: Ensure you have an OpenShift v4 cluster running and you have access to it.
Login: Log in to your OpenShift cluster using the oc command-line tool.

2. Installing the Jenkins Operator

Access OpenShift Console: Open the OpenShift web console.
OperatorHub: Navigate to the OperatorHub in the OpenShift console.
Search and Install: Search for the Jenkins Operator. Click on it and follow the instructions to install it. Make sure to install it in the appropriate namespace/project.

3. Configuring Jenkins

Create Jenkins Instance: Once the operator is installed, you can create a Jenkins instance. This is typically done by creating a new Jenkins custom resource in the project where you installed the operator.
Configuration: Configure the Jenkins instance according to your requirements (e.g., resources, plugins).

4. Accessing Jenkins

Service Route: After the Jenkins instance is up and running, create a route to expose the Jenkins service. This can be done through the OpenShift console or using the oc command.
Access Jenkins: Use the created route’s URL to access the Jenkins web interface. The first time you access it, you might need to complete an initial setup.

5. Additional Configuration

Plugins: Install any additional plugins you need.
Security Settings: Configure security settings, including user authentication and authorization.

6. Using Jenkins

Create Jobs: Start creating and configuring your Jenkins jobs/pipelines.
Integration: Integrate Jenkins with other tools and services as needed.

7. Monitoring and Maintenance

Monitor Jenkins: Regularly monitor the Jenkins instance for performance and issues.
Update: Keep Jenkins and its plugins updated.

Notes

Documentation: Refer to the official OpenShift and Jenkins documentation for specific commands and detailed guidance.
Custom Resource Definitions (CRDs): Familiarize yourself with the CRDs provided by the Jenkins Operator for advanced configurations.
Security: Ensure that your Jenkins instance is secured, especially if it is exposed externally.

This is a high-level overview. Depending on your specific requirements and OpenShift environment, you might need to perform additional steps or customize the setup.