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Multi-stage build: compile libredwg 0.13.3 in builder stage, copy only dwg2dxf binary + libs to final slim image. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
46 lines
1.4 KiB
Docker
46 lines
1.4 KiB
Docker
FROM ubuntu:24.04 AS builder
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RUN apt-get update && \
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apt-get install -y --no-install-recommends \
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build-essential autoconf automake libtool pkg-config \
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wget ca-certificates && \
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rm -rf /var/lib/apt/lists/*
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# Build libredwg from source (not available in apt repos)
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ARG LIBREDWG_VERSION=0.13.3
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RUN wget -q "https://github.com/LibreDWG/libredwg/releases/download/${LIBREDWG_VERSION}/libredwg-${LIBREDWG_VERSION}.tar.xz" && \
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tar xf "libredwg-${LIBREDWG_VERSION}.tar.xz" && \
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cd "libredwg-${LIBREDWG_VERSION}" && \
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./configure --prefix=/usr/local --disable-static --disable-docs && \
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make -j"$(nproc)" && \
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make install
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# ---
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FROM ubuntu:24.04
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# Copy only the built binaries and libraries
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COPY --from=builder /usr/local/bin/dwg2dxf /usr/local/bin/
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COPY --from=builder /usr/local/lib/libredwg* /usr/local/lib/
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RUN ldconfig && \
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apt-get update && \
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apt-get install -y --no-install-recommends python3 python3-pip && \
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pip3 install --no-cache-dir --break-system-packages flask && \
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apt-get purge -y python3-pip && \
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apt-get autoremove -y && \
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rm -rf /var/lib/apt/lists/*
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WORKDIR /app
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COPY app.py .
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RUN useradd --system --no-create-home converter
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USER converter
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EXPOSE 5001
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HEALTHCHECK --interval=30s --timeout=5s --retries=3 \
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CMD python3 -c "import urllib.request; urllib.request.urlopen('http://localhost:5001/health')" || exit 1
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CMD ["python3", "app.py"]
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