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64 lines
2.6 KiB
64 lines
2.6 KiB
# -- Build
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# Specify the platform here so that we pull the SDK image matching the host platform,
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# instead of the target platform specified during build by the `--platform` option.
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FROM --platform=$BUILDPLATFORM mcr.microsoft.com/dotnet/sdk:9.0-alpine AS build
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# Expose the target architecture set by the `docker build --platform` option, so that
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# we can build the assembly for the correct platform.
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ARG TARGETARCH
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# Allow setting the assembly version from the build command
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ARG VERSION=0.0.0
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WORKDIR /tmp/app
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COPY favicon.ico .
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COPY NuGet.config .
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COPY Directory.Build.props .
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COPY DiscordChatExporter.Core DiscordChatExporter.Core
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COPY DiscordChatExporter.Cli DiscordChatExporter.Cli
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# Publish a self-contained assembly so we can use a slimmer runtime image
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RUN dotnet publish DiscordChatExporter.Cli \
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-p:Version=$VERSION \
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-p:CSharpier_Bypass=true \
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--configuration Release \
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--self-contained \
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--use-current-runtime \
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--arch $TARGETARCH \
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--output DiscordChatExporter.Cli/bin/publish/
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# -- Run
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# Use `runtime-deps` instead of `runtime` because we have a self-contained assembly
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FROM --platform=$TARGETPLATFORM mcr.microsoft.com/dotnet/runtime-deps:9.0-alpine AS run
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LABEL org.opencontainers.image.title="DiscordChatExporter.Cli"
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LABEL org.opencontainers.image.description="DiscordChatExporter is an application that can be used to export message history from any Discord channel to a file."
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LABEL org.opencontainers.image.authors="tyrrrz.me"
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LABEL org.opencontainers.image.source="https://github.com/Tyrrrz/DiscordChatExporter"
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LABEL org.opencontainers.image.licenses="MIT"
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# Alpine image doesn't come with the ICU libraries pre-installed, so we need to install them manually.
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# We need the full ICU data because we allow the user to specify any locale for formatting purposes.
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RUN apk add --no-cache icu-libs icu-data-full
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ENV DOTNET_SYSTEM_GLOBALIZATION_INVARIANT=false
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ENV LC_ALL=en_US.UTF-8
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ENV LANG=en_US.UTF-8
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# Alpine is missing tzdata, which we need to support timezones
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RUN apk add --no-cache tzdata
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# Use a non-root user to ensure that the files shared with the host are accessible by the host user
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# https://github.com/Tyrrrz/DiscordChatExporter/issues/851
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# https://github.com/Tyrrrz/DiscordChatExporter/issues/1174
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RUN apk add --no-cache su-exec
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RUN addgroup -S -g 1000 dce && adduser -S -H -G dce -u 1000 dce
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# This directory is exposed to the user for mounting purposes, so it's important that it always
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# stays the same for backwards compatibility.
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WORKDIR /out
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COPY --from=build /tmp/app/DiscordChatExporter.Cli/bin/publish /opt/app
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COPY docker-entrypoint.sh /opt/app
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ENTRYPOINT ["/opt/app/docker-entrypoint.sh"]
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