Jenkinsfile - CICD Pipeline as code - Basic Handson Exercise
This video explains how you can set up a Continuous Deployment pipeline with Jenkinsfile - also known as Pipeline as code.
Cheatsheet for Jenkinsfile handson exercise:
https://github.com/unuste37/YTResourc...
Jenkins User Doc:
https://www.jenkins.io/doc/
Jenkins Tutorials:
https://www.jenkins.io/doc/tutorials/
My Jenkins Playlist:
• Jenkins
My DevOps Playlist:
• DevOps
AWS CICD Tools Playlist:
• AWS DevOps CI-CD Tools
About Jenkinsfile:
A Jenkinsfile is a text file that defines a Jenkins Pipeline. It is a domain-specific language (DSL) used by Jenkins to describe the steps of a continuous integration/continuous delivery (CI/CD) process. Jenkinsfiles are typically written in Groovy, a scripting language that runs on the Java Virtual Machine (JVM).
Jenkinsfiles provide a way to define pipelines as code, enabling teams to version control and manage their build and deployment processes alongside their application code. This approach brings several advantages:
1-Version Control: Jenkinsfiles can be stored in version control systems (e.g., Git), allowing teams to track changes, collaborate, and roll back to previous versions when needed.
2-Reusability: Jenkinsfiles can be reused across multiple projects or branches. This helps in maintaining consistency in the CI/CD process across the organization.
3-Maintainability: Since Jenkinsfiles are text-based and stored in version control, changes to the CI/CD process can be reviewed, audited, and documented, improving overall maintainability.
4- Pipeline Visualization: Jenkins can visualize the pipeline defined in a Jenkinsfile, providing a clear view of the stages and steps in the CI/CD process.
About Jenkins:
Jenkins is an open-source automation server commonly used for building, testing, and deploying software projects. It facilitates the continuous integration and continuous delivery (CI/CD) processes in software development. Jenkins provides a platform for automating various tasks involved in the software development lifecycle, helping teams to streamline and accelerate their workflows.
Key features of Jenkins include:
Continuous Integration (CI): Jenkins supports the practice of integrating code changes from multiple contributors into a shared repository multiple times a day. It automatically triggers builds and tests whenever code changes are pushed to the repository, allowing developers to catch and fix integration issues early in the development process.
Continuous Delivery (CD): Jenkins enables continuous delivery by automating the deployment process. It can be configured to automatically deploy applications to different environments, such as testing, staging, and production, based on predefined criteria.
Extensibility: Jenkins has a vast ecosystem of plugins that extend its functionality. These plugins cover a wide range of tools and technologies, allowing Jenkins to integrate with various version control systems, build tools, testing frameworks, and deployment platforms.
Distributed Builds: Jenkins supports distributed builds, allowing it to distribute build and test tasks across multiple machines. This helps in parallelizing tasks and speeding up the overall build and test process.
Flexibility: Jenkins supports a variety of programming languages and can be used for projects developed in different languages and frameworks.
Community Support: Being an open-source project, Jenkins has a large and active community. Users can find a wealth of documentation, tutorials, and community-driven support to help with any issues or customization needs.
Jenkins plays a crucial role in enabling DevOps practices by automating repetitive tasks, improving collaboration between development and operations teams, and enhancing the overall efficiency of the software development lifecycle.