Henrik Muehe
e3c059eb9b
- Dockerfile.gplan: pre-built armv7 image with cbang + camotics objects - build-gplan.sh: relinks against Python 3.5m in ~3sec - Pi Python 3.5 headers cached in .pi/pi-python35.tar.gz (gitignored)
41 lines
1.8 KiB
Docker
41 lines
1.8 KiB
Docker
# Pre-built armv7 environment for gplan.so
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# Build once: docker build --platform linux/arm/v7 -t onefin-gplan -f .pi/Dockerfile.gplan .pi/
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# Then use: .pi/build-gplan.sh
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FROM debian:bullseye
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RUN apt-get update -qq && \
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DEBIAN_FRONTEND=noninteractive apt-get install -y -qq --no-install-recommends \
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build-essential scons git ca-certificates python3-dev \
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libssl-dev libexpat1-dev libbz2-dev liblz4-dev zlib1g-dev perl file && \
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rm -rf /var/lib/apt/lists/*
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# Clone and build cbang (static lib, ~5min under QEMU)
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RUN mkdir -p /opt/cbang && cd /opt/cbang && git init -q && \
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git remote add origin https://github.com/CauldronDevelopmentLLC/cbang && \
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git fetch --depth 1 -q origin 18f1e963107ef26abe750c023355a5c40dd07853 && \
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git reset --hard FETCH_HEAD -q && \
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scons -j2 disable_local="re2 libevent" && \
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rm -rf .git build/dep
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# Clone and patch camotics (source only, don't compile yet — that depends on workspace)
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RUN mkdir -p /opt/camotics && cd /opt/camotics && git init -q && \
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git remote add origin https://github.com/CauldronDevelopmentLLC/camotics && \
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git fetch --depth 1 -q origin ec876c80d20fc19837133087cef0c447df5a939d && \
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git reset --hard FETCH_HEAD -q && \
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mkdir -p build && touch build/version.txt && \
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P="src/gcode/plan" && \
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for F in LineCommand.cpp LinePlanner.cpp; do \
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for V in maxVel maxJerk maxAccel; do \
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perl -i -0pe "s/(fabs\((config\.$V\[axis\]) \/ unit\[axis\]\));/std::min(\2, \1);/gm" $P/$F; \
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done; \
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done && \
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rm -rf .git
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# Pre-compile camotics objects (the slow part, ~20min under QEMU)
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ENV CBANG_HOME=/opt/cbang
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RUN cd /opt/camotics && scons -j2 gplan.so with_gui=0 with_tpl=0 && \
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rm -f gplan.so # remove the python3.9-linked one, we relink at build time
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ENV CBANG_HOME=/opt/cbang
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WORKDIR /opt/camotics
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