Developer Week 2019 - Docker für ASP.NET Core Entwickler
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Docker ist ein ideales Artefaktformat für die Bereitstellung von Anwendungen. Die standardisierten Schnittstellen reduzieren die Komplexität auf der Seite des Betriebs, aber auf der Entwicklungsseite kommen nun neue Aufgaben hinzu. Was dies im Detail bedeutet, wird in dieser Präsentation erläutert, ebenso wie die technischen Grundlagen und Best Practices für die Docker-basierte Entwicklung.
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Developer Week 2019 - Docker für ASP.NET Core Entwickler
- 6. Write Code Customer use the code Write Code Customer use the code
- 9. ▪ ▪ ▪ ▪ ▪ ▪
- 13. Orders Products DAL Order Data Product Data BL Order Logic Product Search Product Logic UI Admin UI
- 14. API Gateway / Proxy Order Service Orders Order Data Order Logic Customer UI Admin UI Product Search Service Products Product Data Product Search Product Service Products Product Data Product Search MessageQueue
- 18. ▪ Versioned artifact ▪ Isolated deployable unit ▪ Container image is bit by bit identical when deployed ▪ Abstraction of data center resources ▪ ▪ Orchestration is “Cattle Business” ▪ ▪
- 19. Server Host OS Hypervisor Server Host OS Docker Engine Guest OS Guest OS Guest OS Bins/Libs Bins/Libs App A App A’ App B Bins/Libs Bins/Libs AppA AppA’ AppB AppB’ AppB AppB’ AppB AppB’ Containers are isolated, but share OS and, where appropriate, bins/librariesBins/Libs Image Source: https://sec.ch9.ms/sessions/build/2016/B822.pptx
- 20. My ASP.NET Core Application microsoft/dotnet:2.1.4- aspnetcore-runtime microsoft/dotnet:2.1-runtime- deps-alpine3.7 alpine:3.7
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- 25. LinuxWindows Process Linux Container Virtual Machines Process Windows Server Container Hyper-V VMs Hyper-V Container Quotas, Limits Added Isolation Kernel Kernel Faster, more efficient More isolated, more secure Source: Mark Fussel (Microsoft), Azure Service Fabric - Build always-on, hyper-scalable, microservice-based cloud applications
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- 33. FROM microsoft/dotnet:2.1-aspnetcore- runtime WORKDIR /app COPY output/app . ENTRYPOINT ["dotnet", "HelloWorld.dll"] FROM microsoft/dotnet:2.1-aspnetcore-runtime AS base WORKDIR /app EXPOSE 80 FROM microsoft/dotnet:2.1-sdk AS build WORKDIR /src COPY ["HelloWorld/HelloWorld.csproj", "HelloWorld/"] RUN dotnet restore "HelloWorld/HelloWorld.csproj" COPY . . WORKDIR "/src/HelloWorld" RUN dotnet build "HelloWorld.csproj" -c Release -o /app FROM build AS publish RUN dotnet publish "HelloWorld.csproj" -c Release -o /app FROM base AS final WORKDIR /app COPY --from=publish /app . ENTRYPOINT ["dotnet", "HelloWorld.dll"]
- 34. docker build –t <reponame>:<tag> . docker image ls REPOSITORY TAG IMAGE ID HelloWorld latest 326387cea398
- 37. Developer PC / Laptop Docker Engine Container Container Container
- 42. App1 App2
- 43. Build Pipeline Release PipelineDocker Registry Build App Test Build Container Repo Container Info Deplyoment Config Publish to Target Host / Cluster Container Info Deplyoment Config Push Host / Cluster Pull Config Artifact
- 44. Azure DevOps Azure Resource Group DCOS Master DCOS Master Master Agent Cert Mgr App1 App1 App1 App1 App1 App2 Git Build Release Internet AzureLoadBalancer Ingress