Leverage your CI/CD at the next level with Github actions

Define branch managment system, handle versionning, maintain code quality, prevent security breaches, deploy frequently... Build a good CI/CD for your project can be difficult ! In this talk we will see how to take advantage of features offered by Github like Github Action to build efficient CI/CD that will enhanced your development workflow.

Transcript

1. Github
   Leverage your CI/CD
   at the next level with
   Github actions
   Sylvain Pontoreau
   Felix Billon
   Aachen – 15/11/2022
   

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2. Your speakers for this session !
   Sylvain Pontoreau
   @spontoreau
   Felix Billon
   @felix_billon
   

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3. History
   • October 2007 : development starting
   • April 2008 : official launch
   • July 2010 : 1 million of repositories
   • September 2011 : over a 1 million of users
   • April 2016 : 14 million of users and 35 million of repositories
   • June 2018 : purchase by Microsoft
   

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4. Github offers all classic basic features to manage repositories :
   • Source code management
   • Ticket management
   • CI/CD
   • Project management
   • Wiki
   • Platform extension through marketplace
   • ...
   Basic features
   

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5. Branch system
   

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6. • A good branch system that allows you to :
   • Help developers to work on the same base code by minimize conflicts
   • Understand where stable code is, where code needed to be testing is, …
   • Have a clean history
   • Deploy faster, rollback faster
   • …
   Branch system
   

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7. 👍
   • 🔒 Protect production code
   • 🔖 Allow to maintain different version
   • 🌟 Most popular
   Branch system : Gitflow
   👎
   • 🐢 Slower deployment (❌ for CD)
   • 👿 Merge hell
   • 🔀 Many branches
   • 🧟 Deprecated
   

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8. 👎
   • 🤝 Need good collaboration
   • ⚔ Take care of conflicts
   Branch system : Trunk based
   👍
   • 🚀 Fast deployment (✔ for CD)
   • 1⃣ A branch to rule them all
   

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9. 👎
   • ⚠ Risky without quality assurance
   Branch system : Github flow
   👍
   • 🚀 Push on main ➡ prod (✔ fast CD)
   • 󰔨 Few branches
   • 󰳘 Force high quality code
   • 🚚 Ship feature everyday (Kanban friendly)
   

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10. 👎
    • 🗂 Need good team organization
    Branch system : Release flow
    👍
    • 🚀 Fast deployment (✔ for CD)
    • 📦 Release focused
    • 😎 Simple to learn and setup
    • 🔁 Great for iteration (SCRUM friendly)
    • 🔖 Allow to maintain different version
    

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11. • Many others : Gitlab flow, Oneflow, …
    • To choose between them wisely :
    • Understand the size and the needs of your project
    • Check the maturity of the developer team
    Branch system
    

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12. Repository
    configuration
    

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13. Repository Configuration
    • Implement branch system :
    • Protect branches and tags
    • Set conditions for merge request
    • …
    • Secure your repository :
    • Force MFA
    • Only accept signed commit
    • Valide commit author
    • Activate dependabot
    • …
    

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14. CI / CD
    

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15. • Automation task
    • Allow to setup CI/CD
    • Pipeline as code (YAML)
    Workflow
    

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16. • Stand alone packaged task that could be used in Workflow
    Actions
    

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17. The big demo !
    

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18. Conclusion
    

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19. Questions ?
    

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20. Thanks 😀
    

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