GitOps
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NOTE
GitOps is a paradigm or a set of practices that emphasizes using Git as a single source of truth for declarative infrastructure and applications. In the GitOps model, Git not only serves as the source control system but also as the central hub where all changes for infrastructure and applications are versioned and from which they are automatically applied and rolled out to the production environment.
Key Principles
Here are the key principles and benefits of GitOps:
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Version Control: Everything required to run your system—configuration files, environment specifications, and deployment scripts—is stored in a Git repository. This approach means every change is versioned and auditable.
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Automation: GitOps relies heavily on automated tools to ensure that the state of your actual system matches the desired state described in your Git repository. This automation typically involves continuous integration and continuous deployment (CI/CD) pipelines.
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Immutability: In GitOps, changes are made in a way that avoids direct manipulation of the state in the production environment. Instead, you update the Git repository, which triggers a process to apply these changes in an immutable way.
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Observability: By integrating monitoring and logging tools, GitOps allows you to track the performance and health of your applications and infrastructure. Any discrepancies between the desired state stored in Git and the actual state of your system can be automatically flagged and addressed.
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Rollbacks and Quick Recovery: Since all changes are stored in Git, you can quickly revert to a previous configuration if a new change leads to failure, thereby reducing downtime.
GitOps is particularly popular with Kubernetes management, where it helps manage complex deployments and maintain consistency across large-scale systems through code. This approach not only enhances security and compliance but also improves productivity and stability by reducing manual intervention and errors.
Appendix
Note created on 2024-04-26 and last modified on 2024-04-26.
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