forked from freudenreichan/EinfuehrungInDocker_Pipeline2
34 lines
858 B
Docker
34 lines
858 B
Docker
# Stage 1: Bauen (mit Alpine + gcc)
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FROM alpine:3.19 AS build-env
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RUN apk add --no-cache gcc musl-dev
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WORKDIR /app
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COPY deployment.c .
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RUN gcc -o deployment deployment.c
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# Stage 2: Schlankes Runtime-Image
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FROM alpine:3.19
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# Output-Verzeichnis erstellen
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RUN mkdir -p /output
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# Nicht-Root-User anlegen
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RUN addgroup -S appgroup && adduser -S appuser -G appgroup
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RUN chown appuser:appgroup /output
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# Nur die fertige Binary aus Stage 1 übernehmen
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COPY --from=build-env /app/deployment /app/deployment
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# Volume für Ausgabe
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VOLUME ["/output"]
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# Non-root User setzen
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USER appuser
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# Healthcheck: prüft ob das Output-Verzeichnis erreichbar ist
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HEALTHCHECK --interval=30s --timeout=5s --start-period=5s --retries=3 \
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CMD test -d /output || exit 1
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ENTRYPOINT ["/bin/sh", "-c"]
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CMD ["./app/deployment 10 > /output/output.txt && tail -f /output/output.txt"] |