forked from freudenreichan/EinfuehrungInDocker_Pipeline2
49 lines
990 B
Docker
49 lines
990 B
Docker
# Base-Image
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FROM alpine:3.22 AS builder
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# Pakete installieren
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RUN apk add --no-cache gcc musl-dev
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# Arbeitsverzeichnis setzen
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WORKDIR /app
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# alles kopieren
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COPY . .
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# Code kompilieren
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RUN gcc -O2 -o deployment deployment.c
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# Base-Image
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FROM alpine:3.22
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# Arbeitsverzeichnis setzen
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WORKDIR /app
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# kompiliertes Programm kopieren
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COPY --from=builder /app/deployment /app/deployment
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# Verzeichnis für Ausgabe anlegen + User erstellen
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RUN addgroup -S appuser \
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&& adduser -S appuser -G appuser \
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&& mkdir /output \
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&& chown -R appuser:appuser /app /output
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# Datavolume für Ausgabe
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VOLUME ["/output"]
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# nicht als root laufen
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USER appuser
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#update
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apt update && apt upgrade -y
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# Healthcheck
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HEALTHCHECK --interval=30s --timeout=5s --start-period=10s --retries=3 \
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CMD test -s /output/output.txt || exit 1
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# Ausgabe wird ins Volume geschrieben
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ENTRYPOINT ["/bin/sh", "-c"]
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CMD ["touch /output/output.txt && ./deployment 10 >> /output/output.txt & tail -f /output/output.txt"]
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