COPE with Node.js microservices

Talk given at JS Monthly on the 29th of November, 2016, London.

Transcript

1. JS Monthly, November 2016
   COPE with Node.js
   microservices
   Eduardo Bouças
   eduardoboucas.com
   @eduardoboucas
   London
   

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2. Part I — Discovery
   

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4. Content
   Management
   System
   

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5. Content
   Digital asset
   Management
   System
   

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6. Content
   Digital asset
   User
   Management
   System
   

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7. Content
   Digital asset
   User
   Layout
   Management
   System
   

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9. Traditional (monolithic) CMS
   Core
   Database
   Admin UI
   Templates
   

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10. Problem #1
    Long-term commitment to tech stack and CMS
    components/features
    

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11. Problem #2
    How to integrate with external systems on different
    tech stacks?
    

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12. Part II — Headless
    

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13. Headless CMS
    Core
    Database
    Admin UI
    Templates
    Web server
    Templates
    Native app
    API
    

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14. ● Separation of concerns: content and layout are
    decoupled
    ● Any front-end can be plugged in — RESTful +
    everyone speaks JSON
    ● A single editing interface can be used to publish to
    multiple devices
    Benefits
    

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15. ● Separates data from design
    ● Reduces editorial overhead
    ● Content re-usable and future-proof
    Create Once, Publish Everywhere
    COPE
    

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17. Problem #1
    Web CMS still pivot of entire system.
    

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18. Problem #2
    Database, core and API still tightly coupled
    together. What happens if the publishing interface
    needs to change?
    

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19. Problem #3
    COPE as an afterthought.
    

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21. ● Data architecture and business logic agnostic of
    tech stack
    ● Features as modular, interchangeable
    components
    ● Universal language
    ● Scalable on a micro-level
    A wish list
    

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22. «An approach to developing a single application as a
    suite of small services, each running in its own process
    and communicating with lightweight mechanisms, often
    an HTTP resource API.»
    Microservices
    Martin Fowler
    

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23. COPE by design
    API-first approach
    Modular components
    Built in Node.js
    Scalable
    Free and open source
    

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24. API
    A high-performance
    RESTful API layer
    designed in support
    of API-first
    development and the
    principles of COPE.
    Publish
    A writer’s window to
    the world of content
    creation. Flexible
    interfaces designed to
    optimise editorial
    workflow.
    CDN
    A just-in-time asset
    manipulation and
    delivery layer
    designed as a
    modern, global
    content distribution
    solution.
    Web
    A schemaless
    templating layer that
    can operate as a
    standalone platform
    or with API as a full
    stack web application.
    The suite
    

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25. The stack
    DADI API
    Database
    DADI Web Templates
    DADI CDN
    DADI Publish
    Media
    Storage
    Native app
    HTTP request
    

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26. DADI API
    DB shard
    iOS app
    DADI API
    DADI API
    Android app
    iOS app
    (CMS)
    DADI Web
    DADI Publish
    DADI CDN
    DADI CDN
    Scaling
    DB shard
    DB
    cluster
    

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27. ● > 100 million users a month
    ● Editorial teams of up to 400 people
    ● 250,000+ peak concurrent users
    Some numbers
    

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28. ● Scalability
    ● Developer liberation
    ● Fast to market
    Key benefits
    

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29. Fast to market
    API
    iOS Android
    Web
    CMS
    CDN
    iOS CMS
    Team 1
    Team 2
    Team 3
    Team 4
    

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30. ● Holds data architecture and
    business logic in JSON schema
    ● Content stored as documents,
    grouped in collections
    ● Fully REST (data and metadata)
    ● Customisable with hooks
    DADI API
    

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31. DADI CDN
    

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32. DADI CDN — Live demo
    http://codepen.io/eduardoboucas/full/ZOApOK/
    

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33. Thank you.
    dadi.tech
    github.com/dadi
    

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