Dockerfile

FROM --platform=$BUILDPLATFORM rust:1-trixie AS builder

ARG BUILDARCH
ARG TARGETPLATFORM
ARG TARGETARCH

RUN mkdir -p /app
WORKDIR /app

RUN case "${TARGETPLATFORM}" in \
  "linux/amd64") echo "export RUST_TARGET=x86_64-unknown-linux-gnu" >> /app/.env; \
  echo "export CARGO_TARGET_X86_64_UNKNOWN_LINUX_GNU_LINKER=x86_64-linux-gnu-gcc" >> /app/.env ;; \
  "linux/arm64") echo "export RUST_TARGET=aarch64-unknown-linux-gnu" >> /app/.env; \
  echo "export CARGO_TARGET_AARCH64_UNKNOWN_LINUX_GNU_LINKER=aarch64-linux-gnu-gcc" >> /app/.env ;; \
  *) echo "Unsupported platform ${TARGETPLATFORM}"; exit 1 ;; \
  esac && \
  cat /app/.env

RUN . /app/.env && \
  apt-get update && apt-get install -y crossbuild-essential-${TARGETARCH} && \
  rustup target add ${RUST_TARGET}

WORKDIR /app
RUN cargo init --bin --name vatprc-uniapi
COPY Cargo.toml Cargo.toml
COPY Cargo.lock Cargo.lock
RUN . /app/.env && \
  cargo build --release --locked --target ${RUST_TARGET} && \
  rm src/*.rs target/${RUST_TARGET}/release/deps/vatprc_uniapi*

ADD . ./

RUN . /app/.env && \
  cargo build --release --frozen --target ${RUST_TARGET} && \
  mkdir -p /app/target/release && \
  cp /app/target/${RUST_TARGET}/release/vatprc-uniapi /app/target/release/vatprc-uniapi

FROM debian:trixie-slim

RUN mkdir -p /app \
  && apt-get update \
  && apt-get install -y ca-certificates tzdata tini \
  && rm -rf /var/lib/apt/lists/*

WORKDIR /app

COPY --from=builder /app/target/release/vatprc-uniapi vatprc-uniapi

ENTRYPOINT ["/usr/bin/tini", "--", "/app/vatprc-uniapi"]