Why and how to modernize .NET apps by moving them to Docker - with no code changes. Presented by Iris Classon and Elton Stoneman at DockerCon.

1. Modernizing .NET Apps
@IrisClasson
Konstrukt
@EltonStoneman
Docker, Inc.

2. Agenda
Docker on Windows
Chat! – the Demo App
- Moving to Docker
- Running in the Cloud
- Running in Production
Modernizing .NET Apps
- The Spectrum
- Next Steps

3. Docker on Windows

4. sqlservr.exe
dotnet.exe
w3wp.exe

5. But Why?
●Consistency
●Portability
●Isolation
●Size
●Startup-time
●Rollback
●ROI
●Tooling & YOU

8. FROM microsoft/aspnet:windowsservercore
COPY UpgradeSample-1.0.0.0.msi /
RUN msiexec /i c:UpgradeSample-1.0.0.0.msi RELEASENAME=2017.02 /qn

9. # escape=`
FROM microsoft/windowsservercore
SHELL ["powershell", "-Command"]
RUN Add-WindowsFeature Web-server, `
NET-Framework-45-ASPNET, Web-Asp-Net45; `
Remove-Website -Name 'Default Web Site'
COPY ProductLaunchWeb /product-launch-web
RUN New-Website -Name 'product-launch' `
-PhysicalPath 'C:product-launch-web' -Port 80
EXPOSE 80
COPY bootstrap.ps1 /
ENTRYPOINT ./bootstrap.ps1

11. Chat!
The Demo App

12. “hi!”
AuditDB

13. “hi!”
AuditDB
BackplaneDB

14. “hi!”
AuditDB
BackplaneDB

15. > demo

16. “hi!”
BackplaneDB
AuditDB
WAF

17. Next Steps

18. Migrate
as-is
Adopt
platform idioms
Adapt
to new runtime
Extract
key features
Rebuild
and renew
• Configuration
• Monitoring
• Logging
• Fault-tolerance
• Scaling
• Statelessness
• Peformance
• Functionality
• Fast updates
• Architecture
• Tech stack
• Paradigms
• Binaries
• Setup
• Artifacts

19. @EltonStoneman
Thank you!
@ IrisClasson