Dockerfile

FROM rust:1.77.0-alpine

RUN apk add --no-cache ca-certificates build-base

# Install C compiler for cross-compilation. This is required by
# Wasmer in https://github.com/wasmerio/wasmer/blob/2.2.1/lib/vm/build.rs.
# For newer versions this might not be needed anymore since build.rs is removed
# in https://github.com/wasmerio/wasmer/pull/2807.
#
# https://unix.stackexchange.com/questions/620205/aarch64-linux-musl-cross-has-a-broken-link-for-ld-musl-aarch64-so-1
RUN wget https://musl.cc/aarch64-linux-musl-cross.tgz \
  && tar -xf aarch64-linux-musl-cross.tgz \
  && mv ./aarch64-linux-musl-cross /opt \
  && /opt/aarch64-linux-musl-cross/bin/aarch64-linux-musl-gcc --version \
  && rm aarch64-linux-musl-cross.tgz

# allow non-root user to download more deps later
RUN chmod -R 777 /usr/local/cargo

## COPY BUILD SCRIPTS
WORKDIR /code

# Add musl Rust targets
RUN rustup target add aarch64-unknown-linux-musl x86_64-unknown-linux-musl

COPY build_muslc.sh /opt/

RUN chmod +x /opt/*.sh

RUN mkdir /.cargo
RUN chmod +rx /.cargo

COPY cargo-config /.cargo/config

CMD ["/opt/build_muslc.sh"]