aspnet composite playground

Dockerfile

################################################################################
# runtime-deps
################################################################################

FROM amd64/debian:bookworm-slim as runtime-deps

RUN apt-get update \
    && apt-get install -y --no-install-recommends \
        ca-certificates \
        \
        # .NET dependencies
        libc6 \
        libgcc1 \
        libgssapi-krb5-2 \
        libicu72 \
        libssl3 \
        libstdc++6 \
        zlib1g \
    && rm -rf /var/lib/apt/lists/*

# Create a non-root user and group
RUN groupadd \
        --system \
        --gid=64198 \
        app \
    && useradd \
        --uid 64198 \
        --gid 64198 \
        --create-home \
        --system \
        app

ENV \
    # Configure web servers to bind to port 8080 when present
    ASPNETCORE_HTTP_PORTS=8080 \
    # Enable detection of running in a container
    DOTNET_RUNNING_IN_CONTAINER=true

################################################################################
# runtime
################################################################################

# Installer image
FROM amd64/buildpack-deps:bookworm-curl AS runtime-installer

# Retrieve .NET Runtime
RUN dotnet_version=8.0.0-preview.3.23170.2 \
    && curl -fSL --output dotnet.tar.gz https://dotnetbuilds.azureedge.net/public/Runtime/$dotnet_version/dotnet-runtime-$dotnet_version-linux-x64.tar.gz \
    && dotnet_sha512='40509affecc0e63f88f4ea0c00bcd8bcbff2730dd1605cc487ffc212db63e6e27eca0bccb4a160f98e11cbf847562e9d4e9cb18b76f3555e2eddcc7532952ea9' \
    && echo "$dotnet_sha512  dotnet.tar.gz" | sha512sum -c - \
    && mkdir -p /dotnet \
    && tar -oxzf dotnet.tar.gz -C /dotnet \
    && rm dotnet.tar.gz


# .NET runtime image
FROM runtime-deps as runtime

# .NET Runtime version
ENV DOTNET_VERSION=8.0.0-preview.3.23170.2

COPY --from=runtime-installer ["/dotnet", "/usr/share/dotnet"]

RUN ln -s /usr/share/dotnet/dotnet /usr/bin/dotnet


################################################################################
# aspnet
################################################################################

ARG REPO=mcr.microsoft.com/dotnet/runtime

# Installer image
FROM amd64/buildpack-deps:bookworm-curl AS aspnetcore-installer

# Retrieve ASP.NET Core
RUN aspnetcore_version=8.0.0-preview.3.23170.14 \
    && curl -fSL --output aspnetcore.tar.gz https://dotnetbuilds.azureedge.net/public/aspnetcore/Runtime/$aspnetcore_version/aspnetcore-runtime-$aspnetcore_version-linux-x64.tar.gz \
    && aspnetcore_sha512='81ccca780dc98e1536743510489ec47d198b38da9b434e0dc73b6782b758d4d57bc778cc6aaf39a1b1b13c32bb8d6c59deb8c1e0ff20a240a3d7a80d03a396a8' \
    && echo "$aspnetcore_sha512  aspnetcore.tar.gz" | sha512sum -c - \
    && tar -oxzf aspnetcore.tar.gz ./shared/Microsoft.AspNetCore.App \
    && rm aspnetcore.tar.gz

# ASP.NET Core image
FROM aspnetcore-installer as aspnetcore

# ASP.NET Core version
ENV ASPNET_VERSION=8.0.0-preview.3.23170.14

COPY --from=aspnetcore-installer ["/shared/Microsoft.AspNetCore.App", "/usr/share/dotnet/shared/Microsoft.AspNetCore.App"]


################################################################################
# aspnet composite
################################################################################

# Installer image
FROM amd64/buildpack-deps:bookworm-curl AS aspnet-composite-installer

# Retrieve .NET Runtime
RUN aspnetcore_version=8.0.0-preview.3.23170.14 \
    && curl -fSL --output dotnet.tar.gz https://dotnetbuilds.azureedge.net/public/aspnetcore/Runtime/$aspnetcore_version/aspnetcore-runtime-composite-$aspnetcore_version-linux-x64.tar.gz \
    && dotnet_sha512='06a24a0992645757e471d6bd6244328e9f0a352ad198697c97136c997f5bfcc6b947f2e896dc3bd69590781a1befc0ec5531859b4e25456b97a24320bcacd42a' \
    && echo "$dotnet_sha512  dotnet.tar.gz" | sha512sum -c - \
    && mkdir -p /dotnet \
    && tar -oxzf dotnet.tar.gz -C /dotnet \
    && rm dotnet.tar.gz


FROM runtime-deps as aspnet-composite

# .NET Runtime version
ENV DOTNET_VERSION=8.0.0-preview.3.23170.2
# ASP.NET Core version
ENV ASPNET_VERSION=8.0.0-preview.3.23170.14

COPY --from=aspnet-composite-installer ["/dotnet", "/usr/share/dotnet"]

RUN ln -s /usr/share/dotnet/dotnet /usr/bin/dotnet


################################################################################
# sdk on aspnet composite
################################################################################

FROM aspnet-composite as sdk-on-aspnet-composite

ENV \
    # Do not generate certificate
    DOTNET_GENERATE_ASPNET_CERTIFICATE=false \
    # Do not show first run text
    DOTNET_NOLOGO=true \
    # SDK version
    DOTNET_SDK_VERSION=8.0.100-preview.3.23173.11 \
    # Enable correct mode for dotnet watch (only mode supported in a container)
    DOTNET_USE_POLLING_FILE_WATCHER=true \
    # Skip extraction of XML docs - generally not useful within an image/container - helps performance
    NUGET_XMLDOC_MODE=skip \
    # PowerShell telemetry for docker image usage
    POWERSHELL_DISTRIBUTION_CHANNEL=PSDocker-DotnetSDK-Debian-12

RUN apt-get update \
    && apt-get install -y --no-install-recommends \
        curl \
        git \
        wget \
    && rm -rf /var/lib/apt/lists/*

# Install .NET SDK
RUN curl -fSL --output dotnet.tar.gz https://dotnetbuilds.azureedge.net/public/Sdk/$DOTNET_SDK_VERSION/dotnet-sdk-$DOTNET_SDK_VERSION-linux-x64.tar.gz \
    && dotnet_sha512='cc3bb3b9f83554d83b6cad58ad1b15afae14bed6866774777f77f4d7f5e2776c5adaac5c694af0f7223e91fe13f53d72153b0d07500c9335d9f6d0c4147d0745' \
    && echo "$dotnet_sha512  dotnet.tar.gz" | sha512sum -c - \
    && mkdir -p /usr/share/dotnet \
    && tar -oxzf dotnet.tar.gz -C /usr/share/dotnet ./packs ./sdk ./sdk-manifests ./templates ./LICENSE.txt ./ThirdPartyNotices.txt \
    && rm dotnet.tar.gz \
    # Trigger first run experience by running arbitrary cmd
    && dotnet help


################################################################################
# sdk on runtime
################################################################################

FROM runtime as sdk-on-runtime

ENV \
    # Do not generate certificate
    DOTNET_GENERATE_ASPNET_CERTIFICATE=false \
    # Do not show first run text
    DOTNET_NOLOGO=true \
    # SDK version
    DOTNET_SDK_VERSION=8.0.100-preview.3.23173.11 \
    # Enable correct mode for dotnet watch (only mode supported in a container)
    DOTNET_USE_POLLING_FILE_WATCHER=true \
    # Skip extraction of XML docs - generally not useful within an image/container - helps performance
    NUGET_XMLDOC_MODE=skip \
    # PowerShell telemetry for docker image usage
    POWERSHELL_DISTRIBUTION_CHANNEL=PSDocker-DotnetSDK-Debian-12

RUN apt-get update \
    && apt-get install -y --no-install-recommends \
        curl \
        git \
        wget \
    && rm -rf /var/lib/apt/lists/*

# Install .NET SDK
RUN curl -fSL --output dotnet.tar.gz https://dotnetbuilds.azureedge.net/public/Sdk/$DOTNET_SDK_VERSION/dotnet-sdk-$DOTNET_SDK_VERSION-linux-x64.tar.gz \
    && dotnet_sha512='cc3bb3b9f83554d83b6cad58ad1b15afae14bed6866774777f77f4d7f5e2776c5adaac5c694af0f7223e91fe13f53d72153b0d07500c9335d9f6d0c4147d0745' \
    && echo "$dotnet_sha512  dotnet.tar.gz" | sha512sum -c - \
    && mkdir -p /usr/share/dotnet \
    && tar -oxzf dotnet.tar.gz -C /usr/share/dotnet ./packs ./sdk ./sdk-manifests ./templates ./LICENSE.txt ./ThirdPartyNotices.txt ./shared/Microsoft.AspNetCore.App \
    && rm dotnet.tar.gz \
    # Trigger first run experience by running arbitrary cmd
    && dotnet help

################################################################################
# sample
################################################################################

# https://hub.docker.com/_/microsoft-dotnet
FROM sdk-on-runtime AS build
WORKDIR /source

# copy csproj and restore as distinct layers
COPY aspnetapp/*.csproj .
COPY aspnetapp/NuGet.config.nightly ./NuGet.config
RUN dotnet restore --use-current-runtime

# copy everything else and build app
COPY aspnetapp/. .
RUN dotnet publish -c Release -o /app --use-current-runtime --self-contained false --no-restore

# final stage/image
FROM aspnet-composite as aspnetapp
WORKDIR /app
COPY --from=build /app .
ENTRYPOINT ["dotnet", "aspnetapp.dll"]