Docker at the Home Office

Transcript

1. Docker at the Home
   Office
   Billie Thompson
   @PurpleBooth
   https://github.com/PurpleBooth/flappy-endpoint - Examples!
   

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2. Billie
   Thompson
   @PurpleBooth
   Developer & Reluctant
   DevOps
   

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8. –Docker
   “Docker is an open platform for developing,
   shipping, and running applications. Docker
   is designed to deliver your applications
   faster.”
   

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9. –Docker
   “Docker […] makes use of another
   technology called cgroups or control
   groups. A key to running applications in
   isolation is to have them only use the
   resources you want.”
   

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10. What is docker?
    Linux Kernel
    

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11. What is docker?
    Linux Kernel
    

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12. What is docker?
    Linux Kernel
    

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13. What is docker?
    Linux Kernel
    

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14. What is docker?
    Linux Kernel
    

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15. What is docker?
    Linux Kernel
    

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16. What is docker?
    Linux Kernel
    

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17. How do you run a
    container?
    $ docker run \
    --name=“flappy” \
    -p “80:80" \
    quay.io/purplebooth/flappy-endpoint
    

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19. Finding containers
    • registry.hub.docker.com (Sort by Stars)
    • Websites of software you’re using
    • Quay.io
    

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20. How do you make a
    container
    

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21. What is docker?
    FROM
    

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22. What is docker?
    FROM
    COPY
    

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23. What is docker?
    FROM
    COPY
    COPY
    

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24. What is docker?
    FROM
    COPY
    COPY
    RUN
    

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25. What is docker?
    FROM
    COPY
    COPY
    RUN
    quay.io/purplebooth/flappy-endpoint:latest
    

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27. Continuous Integration
    • Your artefact is now a container
    • Online build servers
    • https://hub.docker.com/
    • https://quay.io/repository/
    

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28. 12 Factor
    • http://12factor.net/
    • Key changes to your app:
    • Log to STDOUT
    • Configure using Environment variables
    

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29. Docker is awesome but how
    to manage
    

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30. Docker is awesome but how
    to manage
    ?
    

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35. Work like us
    • What and how we reuse things
    • Think like a platform
    • Work Securely
    

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36. Things We Reuse
    • Reuse Code
    • Reuse Containers
    • Reuse Environments
    

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37. The worlds most successful
    code reuse project
    • Work openly
    • Open source
    • Be Good People
    

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38. Being a good person
    (inside and out)
    • Version stuff (SemVer)
    • Write Beautiful Documentation
    • License
    • Code of Conduct
    

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39. Thinking like a Platform
    • Jira
    • Git
    • File Hosting
    

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40. Thinking like a PaaS
    • AWS + Kubernetes
    • CoreOS on AWS (with Kubernetes)
    • Google Container Engine (Kubernetes)
    • Vagrant + Kubernetes
    • KUBERNETES!
    

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41. Work Securely
    • Use WAF Containers
    • Control your upstream containers!
    • Physical separation (sometimes)
    

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42. Any Questions!
    @purplebooth
    • https://billie.codes/1MXEtRc - Kubernets on Vagrant
    • https://github.com/PurpleBooth/flappy-endpoint
    • https://ukhomeoffice.github.io/
    

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