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davidwrightondavidwrighton
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Produce composite crossgen2 image for entire aspnet docker contents (#1775)
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‎5.0/aspnet/alpine3.11/amd64/Dockerfile‎

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ARG REPO=mcr.microsoft.com/dotnet/core/runtime
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FROM $REPO:5.0-alpine3.11
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ARG REPO=mcr.microsoft.com/dotnet/core/runtime-deps
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# Create standard image
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FROM $REPO:5.0-alpine3.11 AS StandardImage
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# Install .NET Core
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RUN dotnet_version=5.0.0-preview.2.20160.6 \
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&& wget -O dotnet.tar.gz https://dotnetcli.azureedge.net/dotnet/Runtime/$dotnet_version/dotnet-runtime-$dotnet_version-linux-musl-x64.tar.gz \
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&& dotnet_sha512='f8dcf9f498feffbca4b0649086cffd298cd98189b2950c32dd52b07179b7f33e1acfe14ae59a266502a3518089ca55f224e007628d16194f94be7dc419c1b2b4' \
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&& echo "$dotnet_sha512 dotnet.tar.gz" | sha512sum -c - \
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&& mkdir -p /usr/share/dotnet \
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&& tar -C /usr/share/dotnet -oxzf dotnet.tar.gz \
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&& ln -s /usr/share/dotnet/dotnet /usr/bin/dotnet \
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&& rm dotnet.tar.gz
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# Install ASP.NET Core
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RUN aspnetcore_version=5.0.0-preview.2.20167.3 \
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&& echo "$aspnetcore_sha512 aspnetcore.tar.gz" | sha512sum -c - \
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&& tar -ozxf aspnetcore.tar.gz -C /usr/share/dotnet ./shared/Microsoft.AspNetCore.App \
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&& rm aspnetcore.tar.gz
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RUN dotnet --list-runtimes
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# CROSSGEN the binaries from the standard image
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FROM $REPO:5.0-alpine3.11 AS SdkImage
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ENV \
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# Unset the value from the base image
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ASPNETCORE_URLS= \
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# Disable the invariant mode (set in base image)
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DOTNET_SYSTEM_GLOBALIZATION_INVARIANT=false \
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# Enable correct mode for dotnet watch (only mode supported in a container)
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DOTNET_USE_POLLING_FILE_WATCHER=true \
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LC_ALL=en_US.UTF-8 \
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LANG=en_US.UTF-8 \
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# Skip extraction of XML docs - generally not useful within an image/container - helps performance
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NUGET_XMLDOC_MODE=skip \
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# PowerShell telemetry for docker image usage
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POWERSHELL_DISTRIBUTION_CHANNEL=PSDocker-DotnetCoreSDK-Alpine-3.10
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# Add dependencies for disabling invariant mode (set in base image)
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RUN apk add --no-cache icu-libs
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# Install .NET Core SDK
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RUN dotnet_sdk_version=5.0.100-preview.2.20175.2 \
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&& wget -O dotnet.tar.gz https://dotnetcli.azureedge.net/dotnet/Sdk/$dotnet_sdk_version/dotnet-sdk-$dotnet_sdk_version-linux-musl-x64.tar.gz \
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&& dotnet_sha512='07b2e91410306297d7d8ccd84aa00be06181efb8cb3cc4fab57cd370aca65409ba59c87dba70d2b46e1dd05c0597c2f0c8f38cde35032910febb08f51b65731a' \
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&& echo "$dotnet_sha512 dotnet.tar.gz" | sha512sum -c - \
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&& mkdir -p /usr/share/dotnet \
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&& tar -C /usr/share/dotnet -oxzf dotnet.tar.gz \
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&& ln -s /usr/share/dotnet/dotnet /usr/bin/dotnet \
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&& rm dotnet.tar.gz \
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# Trigger first run experience by running arbitrary cmd
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&& dotnet help
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# Install PowerShell global tool
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RUN powershell_version=7.0.0 \
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&& wget -O PowerShell.Linux.Alpine.$powershell_version.nupkg https://pwshtool.blob.core.windows.net/tool/$powershell_version/PowerShell.Linux.Alpine.$powershell_version.nupkg \
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&& powershell_sha512='afca5d8553d612e36d04597de14cdba9731442d567d25fb9b0f1451116f299f773b4f49b5be7d4d89e3e874eb43f8c062ae70c2ed1d620244a2a52ba443cf4cb' \
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&& echo "$powershell_sha512 PowerShell.Linux.Alpine.$powershell_version.nupkg" | sha512sum -c - \
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&& mkdir -p /usr/share/powershell \
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&& dotnet tool install --add-source / --tool-path /usr/share/powershell --version $powershell_version PowerShell.Linux.Alpine \
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&& dotnet nuget locals all --clear \
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&& rm PowerShell.Linux.Alpine.$powershell_version.nupkg \
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&& chmod 755 /usr/share/powershell/pwsh \
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&& ln -s /usr/share/powershell/pwsh /usr/bin/pwsh \
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# To reduce image size, remove the copy nupkg that nuget keeps.
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&& find /usr/share/powershell -print | grep -i '.*[.]nupkg$' | xargs rm \
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# Add ncurses-terminfo-base to resolve psreadline dependency
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&& apk add --no-cache ncurses-terminfo-base
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RUN dotnet --list-runtimes
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RUN dotnet --list-sdks
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RUN dotnet --list-runtimes | grep Microsoft.NETCore.App | cut -d ' ' -f 2 > runtime-version.txt
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RUN dotnet --list-runtimes | grep Microsoft.AspNetCore.App | cut -d ' ' -f 2 > aspnet-version.txt
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RUN dotnet new console -o /tmp
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COPY nuget.config /tmp
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RUN dotnet publish /tmp/tmp.csproj -p:PublishReadyToRun=true -p:PublishReadyToRunUseCrossgen2=true -r linux-musl-x64
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COPY --from=StandardImage /usr/share/dotnet/shared/Microsoft.NETCore.App /usr/cpinput
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COPY --from=StandardImage /usr/share/dotnet/shared/Microsoft.AspNetCore.App /usr/cpaspinput
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RUN mkdir /usr/input
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RUN cp /usr/cpinput/$(cat runtime-version.txt)/*.dll /usr/input
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RUN cp /usr/cpaspinput/$(cat aspnet-version.txt)/*.dll /usr/input
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RUN mkdir /usr/crossgen2
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RUN ~/.nuget/packages/microsoft.netcore.app.crossgen2.linux-musl-x64/$(cat runtime-version.txt)/tools/crossgen2 --inputbubble -o /usr/crossgen2/sharedframework.dll --composite -O --Os /usr/input/*.dll
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COPY --from=StandardImage /usr/share/dotnet /usr/output
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RUN for b in /usr/output/shared/Microsoft.NETCore.App/$(cat runtime-version.txt)/*.dll; do a=/usr/crossgen2/`basename ${b}`; test -e ${a} && cp ${a} /usr/output/shared/Microsoft.NETCore.App/$(cat runtime-version.txt); done
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RUN for b in /usr/output/shared/Microsoft.AspNetCore.App/$(cat aspnet-version.txt)/*.dll; do a=/usr/crossgen2/`basename ${b}`; test -e ${a} && cp ${a} /usr/output/shared/Microsoft.AspNetCore.App/$(cat aspnet-version.txt); done
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RUN cp /usr/crossgen2/sharedframework.dll /usr/output/shared/Microsoft.NETCore.App/$(cat runtime-version.txt)
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# Create optimized monolithic docker image
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FROM $REPO:5.0-alpine3.11
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COPY --from=SdkImage /usr/output /usr/share/dotnet
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RUN ln -s /usr/share/dotnet/dotnet /usr/bin/dotnet

‎5.0/aspnet/alpine3.11/amd64/nuget.config‎

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<configuration>
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<packageSources>
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<add key="dotnet-core" value="https://dotnetfeed.blob.core.windows.net/dotnet-core/index.json" />
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<add key="dotnet-windowsdesktop" value="https://dotnetfeed.blob.core.windows.net/dotnet-windowsdesktop/index.json" />
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<add key="aspnet-aspnetcore" value="https://dotnetfeed.blob.core.windows.net/aspnet-aspnetcore/index.json" />
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<add key="aspnet-aspnetcore-tooling" value="https://dotnetfeed.blob.core.windows.net/aspnet-aspnetcore-tooling/index.json" />
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<add key="aspnet-entityframeworkcore" value="https://dotnetfeed.blob.core.windows.net/aspnet-entityframeworkcore/index.json" />
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<add key="aspnet-extensions" value="https://dotnetfeed.blob.core.windows.net/aspnet-extensions/index.json" />
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<add key="gRPC repository" value="https://grpc.jfrog.io/grpc/api/nuget/v3/grpc-nuget-dev" />
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</packageSources>
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</configuration>
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