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fix: rustland manifest #18

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Merged
merged 3 commits into from
Oct 18, 2025
Merged

fix: rustland manifest #18

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4fe0fb0
fix: rustland manifest
dottorblaster Oct 18, 2025
ae08ce0
fix: make the path from which we copy the libs portable to more archs
dottorblaster Oct 18, 2025
10ad0d2
fix: use architecture-specific build stages
dottorblaster Oct 18, 2025
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25 changes: 16 additions & 9 deletions scx_rustland/Dockerfile
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Original file line number Diff line number Diff line change
@@ -1,9 +1,8 @@
# Build stage using Debian-based Rust image
ARG BUILDARCH
FROM rust:1.87-slim AS builder

ADD https://github.com/sched-ext/scx.git /scx

# Install necessary build dependencies, including the missing tools for LLVM installation
RUN apt-get update && apt-get install -y --no-install-recommends \
build-essential \
libseccomp-dev \
Expand All @@ -25,21 +24,29 @@ RUN apt-get update && apt-get install -y --no-install-recommends \
RUN update-alternatives --install /usr/bin/clang clang /usr/bin/clang-20 100 \
&& update-alternatives --install /usr/bin/clang++ clang++ /usr/bin/clang++-20 100

WORKDIR /scx/scheds/rust/scx_rustland
WORKDIR /scx
COPY . .

# No idea why building scx_rustland requires rustfmt
RUN rustup component add rustfmt

# Build the project using the default glibc target
RUN cargo build -p scx_rustland --release
RUN cargo build --release -p scx_rustland

# Final distroless image
FROM gcr.io/distroless/cc
COPY --from=builder /scx/target/release/scx_rustland /scx_rustland
FROM alpine AS libs-amd64
COPY --from=builder /usr/lib/x86_64-linux-gnu/libelf.so.1 /usr/lib/libelf.so.1
COPY --from=builder /usr/lib/x86_64-linux-gnu/libz.so.1 /usr/lib/libz.so.1
COPY --from=builder /usr/lib/x86_64-linux-gnu/libseccomp.so.2 /usr/lib/libseccomp.so.2

FROM alpine AS libs-arm64
COPY --from=builder /usr/lib/aarch64-linux-gnu/libelf.so.1 /usr/lib/libelf.so.1
COPY --from=builder /usr/lib/aarch64-linux-gnu/libz.so.1 /usr/lib/libz.so.1
COPY --from=builder /usr/lib/aarch64-linux-gnu/libseccomp.so.2 /usr/lib/libseccomp.so.2

FROM libs-${BUILDARCH} AS libs

FROM gcr.io/distroless/cc
COPY --from=builder /scx/target/release/scx_rustland /scx_rustland
COPY --from=libs /usr/lib/libelf.so.1 /usr/lib/libelf.so.1
COPY --from=libs /usr/lib/libz.so.1 /usr/lib/libz.so.1
COPY --from=libs /usr/lib/libseccomp.so.2 /usr/lib/libseccomp.so.2

CMD ["/scx_rustland"]