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Make dockerfile crosscompile-ready

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Jan-Henrik 2023-08-06 14:15:41 +02:00
parent 8f66bcdc8c
commit fe84f86aa2
2 changed files with 29 additions and 4 deletions
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14
Dockerfile
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@ -1,15 +1,21 @@
FROM rust:1.70 as builder
FROM --platform=$BUILDPLATFORM rust:1.70 as cross
ARG TARGETARCH
COPY docker/platform.sh .
RUN ./platform.sh # should write /.platform and /.compiler
RUN rustup target add $(cat /.platform)
RUN apt update && apt-get install -y unzip $(cat /.compiler)
RUN USER=root cargo new --bin ics-adapter
WORKDIR ./ics-adapter
COPY ./Cargo.toml ./Cargo.toml
RUN cargo build --release
RUN cargo build --release --target $(cat /.platform)
RUN rm src/*.rs
ADD . ./
RUN rm ./target/release/deps/ics_adapter*
RUN cargo build --release
RUN cargo build --release --target $(cat /.platform)
RUN cp /usr/src/trow/target/$(cat /.platform)/release/ics-adapter /ics-adapter.bin # Get rid of this when build --out is stable
FROM debian:buster-slim
@ -28,7 +34,7 @@ RUN groupadd $APP_USER \
&& useradd -g $APP_USER $APP_USER \
&& mkdir -p ${APP}
COPY --from=builder /ics-adapter/target/release/ics-adapter ${APP}/ics-adapter
COPY --from=cross /ics-adapter.bin ${APP}/ics-adapter
RUN chown -R $APP_USER:$APP_USER ${APP}

19
docker/platform.sh Executable file
View file

@ -0,0 +1,19 @@
#!/bin/bash
# Used in Docker build to set platform dependent variables
case $TARGETARCH in
"amd64")
echo "x86_64-unknown-linux-gnu" > /.platform
echo "" > /.compiler
;;
"arm64")
echo "aarch64-unknown-linux-gnu" > /.platform
echo "gcc-aarch64-linux-gnu" > /.compiler
;;
"arm")
echo "armv7-unknown-linux-gnueabihf" > /.platform
echo "gcc-arm-linux-gnueabihf" > /.compiler
;;
esac