Docker now supports both Linux and Windows. With Windows Server 2016 you can use Docker and Windows Containers. See how Docker supports you to ship your cross-platform software as multi-arch Container images. Example repo https://github.com/StefanScherer/whoami

1. B U I L D A N D D E P L O Y M U LT I A R C H L I N U X
A N D W I N D O W S C O N TA I N E R I M A G E S
S T E FA N S C H E R E R
@ s t e f s c h e re r

2. Build and ship Docker images
Windows Containers
Build software with GitHub and Cloud CI servers
Create a multi-arch Docker image
Agenda

3. whoami
Stefan Scherer
Sr. SoBware Engineer
SEAL Systems
Blog at stefanscherer.github.io
@stefscherer

4. A software company
Developers write great apps…

5. Your customers
♥
Developers write great apps…

6. Your customers vary
♥
♥
Developers write great apps…

7. Love cross-platform
Java, Node.js, .NET Core, …
♥
♥

8. The shipping problem
Java, Node.js, .NET Core, …
♥
♥

9. How to …
… run your app as a service?
… package your app?
… install all dependencies?
… deal with customers machines?
… update?
… rollback?
The shipping problem
Java, Node.js, .NET Core, …

10. ♥ ♥

11. What is a container?

12. What is a container?
Standardized packaging for
soBware and dependencies
Isolate apps from each other
Share the same OS kernel
Works for all major Linux
distribuRons

13. Containers on all major platforms

14. docker container run
Hub
nginx microsoft/iis

15. docker container run - different OS
Hub
nginx microsoft/iis
⚡ ⚡

16. Manifest lists

17. Manifest list
Hub
me/myapp

18. Manifest list: docker container run
Hub
me/myapp me/myappme/myapp

19. docker run microsoft/dotnet dotnet --version

20. How to build container images?

21. docker image build / docker image push
Hub
me/myapp:linux me/myapp:windows

22. How to build the manifest list?

23. docker manifest create
Hub
me/myapp

24. docker manifest push
Hub
me/myapp

25. How to build a CI pipeline for that?

26. Docker CI Pipeline for Linux and Windows
docker image push
git push
docker image push
Container
Registry
Run Unit Tests
Build App
docker image build
docker manifest push

27. Hub
Docker CI Pipeline for Linux and Windows
docker image push
git push
docker image push
Run Unit Tests
Build App
docker image build
docker manifest push

28. Demo
building a multi-arch container image

29. docker image build
docker image push
docker image build
docker image push
docker manifest create
docker manifest push
Recap
me/myapp
me/myapp:linux
me/myapp:windows

30. docker manifest command
Pull request https://github.com/docker/cli/pull/138
Docker 17.09 ?
manifest-tool from Phil Estes
Binaries at https://github.com/estesp/manifest-tool/releases
Availability

31. T H A N K Y O U !
Q U E S T I O N S ?
S T E FA N S C H E R E R
@ s t e f s c h e re r

32. 10% off with
promo code
„CaptainStefan“