| 1 | FROM rust:1.73 as build |
| 2 | |
| 3 | ENV CARGO_BUILD_TARGET=x86_64-unknown-linux-musl |
| 4 | |
| 5 | ENV DEBIAN_FRONTEND=noninteractive |
| 6 | RUN \ |
| 7 | apt-get update && \ |
| 8 | apt-get -y install ca-certificates musl-tools && \ |
| 9 | rustup target add ${CARGO_BUILD_TARGET} |
| 10 | |
| 11 | ENV PKG_CONFIG_ALLOW_CROSS=1 |
| 12 | |
| 13 | # Use Tini as our PID 1. This will enable signals to be handled more correctly. |
| 14 | # |
| 15 | # Note that this can't be downloaded inside the scratch container as we have no |
| 16 | # chmod command. |
| 17 | # |
| 18 | # TODO: Use `--init` instead when it is more well-supported (this should be the |
| 19 | # case by Jan 1, 2020). |
| 20 | ENV TINI_VERSION v0.18.0 |
| 21 | ADD https://github.com/krallin/tini/releases/download/${TINI_VERSION}/tini-static /tini |
| 22 | RUN chmod +x /tini |
| 23 | |
| 24 | # Build the real project. |
| 25 | COPY ./ ./ |
| 26 | |
| 27 | RUN cargo build --release |
| 28 | |
| 29 | RUN \ |
| 30 | mkdir -p /build && \ |
| 31 | cp target/${CARGO_BUILD_TARGET}/release/rudolfs /build/ && \ |
| 32 | strip /build/rudolfs |
| 33 | |
| 34 | # Use scratch so we can get an itty-bitty-teeny-tiny image. This requires us to |
| 35 | # use musl when building the application. |
| 36 | FROM scratch |
| 37 | |
| 38 | EXPOSE 8080 |
| 39 | VOLUME ["/data"] |
| 40 | |
| 41 | COPY --from=build /tini /tini |
| 42 | |
| 43 | COPY --from=build /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/ca-certificates.crt |
| 44 | |
| 45 | COPY --from=build /build/ / |
| 46 | |
| 47 | ENTRYPOINT ["/tini", "--", "/rudolfs"] |
| 48 | CMD ["--cache-dir", "/data"] |