29 lines
1.1 KiB
Docker
29 lines
1.1 KiB
Docker
# ── Stage 1: Build ───────────────────────────────────────────────────────────
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FROM gcc:14-bookworm AS builder
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WORKDIR /build
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COPY deployment.c .
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RUN gcc -O2 -static -o deployment deployment.c
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# ── Stage 2: Runtime ─────────────────────────────────────────────────────────
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FROM alpine:3.21
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# Alle Pakete auf neuesten Stand bringen → patcht libcrypto3/libssl3 auf 3.3.7-r0
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RUN apk update && apk upgrade --no-cache
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# Nicht-root-User anlegen
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RUN adduser -D appuser
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RUN mkdir /output && chown appuser /output
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USER appuser
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COPY --from=builder /build/deployment /app/deployment
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VOLUME [ "/output" ]
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WORKDIR /app
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HEALTHCHECK --interval=30s --timeout=4s --start-period=10s --retries=3 \
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CMD test -f /output/output.txt && test -s /output/output.txt || exit 1
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ENTRYPOINT ["/bin/sh", "-c"]
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CMD ["./deployment 10 > /output/output.txt && tail -f /output/output.txt"] |