CI/CD

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• Continuous Integration
• Continuous Delivery
• Continuous Deployment

Continuous Integration

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• Check-in code
• Build
• Run autontion test

Merge code to main branch erly and often. test faaster than 5 mins or t least shorter thn 15 mins

Testing

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• Sttic Analysis
• Unit tests
• Regression tests
• Acceptance e2e tests
• Performance tests

Artifact management

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Artifact storge

• Repository
• Metatdata
• Package
• Repo server

Docker registry (store docker image)

• Registry - hosts Docker repo
• Repository - continer for particular Docer image versiobs

Continuous Delivery

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• Deploy to env
• Acceptance test
• Promotion

Every change is proven to be deployable at any time. Visibility - all aspects of the system are visible to every team member Feedback - Team members are notified about CD problems ASAP and fix them ASAP. Automted deployment - any version can be deployed to any env.

Continuous Deployment

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• Change management
• Deploy to production

Means that every change is automaticlly deployed to prod. In order to do so CD relies on the results of Continious Delivery vallidation.

Pipelines

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PreCommit stage

• Change/Pull Request
• Code review Min build stage
• Merge
• Build
• Test
  • Prepare
  • Deploy
  • Run tests
  • Teardown
• Promote
  • Optional Nightly stage
• Deploy

CD practices

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• Sanity check
• Validation
• Automated rollback