100 lines
2.7 KiB
Docker
100 lines
2.7 KiB
Docker
# Build stage with memory optimization
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FROM rust:slim-bookworm AS build
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# Create larger temporary swap file for extreme memory optimization
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RUN dd if=/dev/zero of=/tmp/swapfile bs=1M count=4096 && \
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chmod 600 /tmp/swapfile && \
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mkswap /tmp/swapfile && \
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swapon /tmp/swapfile || true && \
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# Set swappiness to use swap more aggressively
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echo 80 > /proc/sys/vm/swappiness || true
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# Install build dependencies
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RUN apt-get update && \
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apt-get install -y \
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git \
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pkg-config \
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make \
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g++ \
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libssl-dev \
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libtiff-dev \
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clang \
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libclang-dev \
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pkg-config \
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&& apt-get clean \
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&& rm -rf /var/lib/apt/lists/*
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# Add target
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RUN rustup target add x86_64-unknown-linux-gnu
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# Create a new empty shell project
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RUN USER=root cargo new --bin quoter
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WORKDIR /quoter
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# Copy manifests and cargo config
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COPY ./Cargo.lock ./Cargo.lock
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COPY ./Cargo.toml ./Cargo.toml
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COPY ./.cargo ./.cargo
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# Extreme memory optimization environment variables
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ENV CARGO_NET_GIT_FETCH_WITH_CLI=true
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ENV CARGO_NET_RETRY=3
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ENV CARGO_NET_TIMEOUT=60
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ENV CARGO_HTTP_TIMEOUT=60
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ENV CARGO_HTTP_LOW_SPEED_LIMIT=10
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ENV RUSTC_FORCE_INCREMENTAL=0
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# Additional memory optimization for Redis connection pool compilation
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ENV CARGO_BUILD_JOBS=1
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ENV RUSTFLAGS="-C opt-level=s -C target-cpu=generic"
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# Build dependencies only with extreme memory conservation
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RUN cargo build --release && \
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# Force cleanup of intermediate files to free memory
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cargo clean -p quoter && \
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# Keep only the dependency artifacts (suppressing error if dir doesn't exist)
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find target/release/deps -name "quoter*" -delete 2>/dev/null || true
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# Remove the default source file created by cargo new (but keep lib.rs)
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RUN rm src/main.rs || true
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# Copy source code
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COPY ./src ./src
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# Build for release with aggressive memory cleanup
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RUN cargo build --release && \
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# Verify the binary was created
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ls -la target/release/quoter && \
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# Immediately strip the binary to save space
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strip target/release/quoter || true && \
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# Clean up swap file
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swapoff /tmp/swapfile || true && \
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rm -f /tmp/swapfile
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# Final stage
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FROM debian:bookworm-slim
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# Install runtime dependencies and CA certificates
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RUN apt-get update && \
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apt-get install -y --no-install-recommends \
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ca-certificates \
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libssl3 \
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libtiff6 \
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&& apt-get clean \
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&& rm -rf /var/lib/apt/lists/* \
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&& update-ca-certificates
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# Set environment variables
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ENV RUST_BACKTRACE=1
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ENV RUST_LOG=warn
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# Copy the build artifact from the build stage
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COPY --from=build /quoter/target/release/quoter .
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EXPOSE 8080
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# Create healthcheck
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HEALTHCHECK --interval=30s --timeout=3s \
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CMD curl -f http://localhost:8080/ || exit 1
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# Set the startup command
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CMD ["./quoter"] |