koenieee
54 lines
1.7 KiB
Docker
54 lines
1.7 KiB
Docker
# Multi-stage build for Debian 12 compatibility
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FROM debian:12-slim AS builder
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# Install build dependencies for Debian 12
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RUN apt-get update && apt-get install -y \
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build-essential \
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pkg-config \
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libssl-dev \
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ca-certificates \
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curl \
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&& rm -rf /var/lib/apt/lists/*
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# Install Rust with a version that produces glibc 2.36 compatible binaries
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RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- \
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-y --default-toolchain 1.70.0 --profile minimal
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ENV PATH="/root/.cargo/bin:${PATH}"
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# Set build environment for glibc 2.36 compatibility
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ENV RUSTFLAGS="-C target-feature=-crt-static -C link-arg=-Wl,--as-needed -C target-cpu=x86-64"
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ENV CARGO_BUILD_TARGET="x86_64-unknown-linux-gnu"
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WORKDIR /build
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COPY . .
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# Build the application
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RUN cargo build --release --target x86_64-unknown-linux-gnu
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# Verify glibc compatibility
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RUN objdump -T target/x86_64-unknown-linux-gnu/release/ddns_updater | grep GLIBC | \
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sed 's/.*GLIBC_\([0-9.]*\).*/\1/' | sort -V | tail -1 | \
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awk '{if ($1 > 2.36) {print "ERROR: Requires glibc > 2.36"; exit 1} else {print "OK: Compatible with Debian 12"}}'
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# Runtime stage - use Debian 12
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FROM debian:12-slim
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# Install runtime dependencies
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RUN apt-get update && apt-get install -y \
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ca-certificates \
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nginx \
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&& rm -rf /var/lib/apt/lists/*
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# Copy the binary
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COPY --from=builder /build/target/x86_64-unknown-linux-gnu/release/ddns_updater /usr/local/bin/
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# Create ddns user
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RUN useradd --no-create-home --shell /bin/false ddns
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# Create directories
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RUN mkdir -p /var/lib/ddns-updater /var/log/ddns-updater && \
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chown ddns:ddns /var/lib/ddns-updater /var/log/ddns-updater
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USER ddns
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ENTRYPOINT ["ddns_updater"] |