Docker at the Home Office

Transcript

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

   Examples!

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.”

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.”

10. What is docker? Linux Kernel

11. What is docker? Linux Kernel

12. What is docker? Linux Kernel

13. What is docker? Linux Kernel

14. What is docker? Linux Kernel

15. What is docker? Linux Kernel

16. What is docker? Linux Kernel

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

20. How do you make a container

21. What is docker? FROM

22. What is docker? FROM COPY

23. What is docker? FROM COPY COPY

24. What is docker? FROM COPY COPY RUN

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/

28. 12 Factor • http://12factor.net/ • Key changes to your app:

    • Log to STDOUT • Configure using Environment variables

29. Docker is awesome but how to manage

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

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

    Reuse Environments

37. The worlds most successful code reuse project • Work openly

    • Open source • Be Good People

38. Being a good person (inside and out) • Version stuff

    (SemVer) • Write Beautiful Documentation • License • Code of Conduct

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

    Hosting

40. Thinking like a PaaS • AWS + Kubernetes • CoreOS

    on AWS (with Kubernetes) • Google Container Engine (Kubernetes) • Vagrant + Kubernetes • KUBERNETES!

41. Work Securely • Use WAF Containers • Control your upstream

    containers! • Physical separation (sometimes)

42. Any Questions! @purplebooth • https://billie.codes/1MXEtRc - Kubernets on Vagrant •

    https://github.com/PurpleBooth/flappy-endpoint • https://ukhomeoffice.github.io/