Certified Jenkins Engineer (CJE) Labs and Exercises

In this repo, I document my journey in learning and implementing CI/CD through the various Jenkins labs and exercises that I solved.

The course is offered by the CloudBees University through a self-paced training course delivered online through the CloudBees University site. The course included self-paced instructions, hands-on lab exercises, and access to CloudBees cloud-based lab environment.

Through this course I have been able to demonstrate understanding and implementation of production grade CI/CD concepts and DevOps best practices.

The content that I covered through the CJE course are as follows:

1. Jenkins Essentials:

Topic covered include:

• Continous Workflow concepts
• Source Code Management (SCM) concepts
• Software testing concepts

2. Jenkins Administration

Topic covered include:

• Installation and upgrade of Jenkins
• Managing Jenkins: Distributed builds, system copnfiguration and Global tool configuration
• Installing and managing plugins
• Configuring build notifications
• Distributed jenkins build: working with nodes and build agents
• Security: Authentication, Authorization, Accounting, Global security settings, Managing credntials and security updates
• Folders: Organizing builds with folders
• Monitoring Jenkins
• Backups
• Jenkins automation tasks with CLI and API

3. Pipeline Essentials

Topic covered include:

• Declarative Pipelines and pipeline parameters
• Implementing branches
• Managing artifacts and fingerprints
• Testing with JUnit
• Environment Variables
• Parallel Stages
• Implementing stash/ unstash steps
• Post section
• Environment directive
• Notifications
• Credentials
• Options and configurations
• Shared libraries
• Triggers directive