forked from freudenreichan/EinfuehrungInDocker_Pipeline2
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| 1a0fcbbd12 |
45
Dockerfile
45
Dockerfile
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# Base-Image
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FROM alpine:3.22 AS builder
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FROM ubuntu:latest
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# Pakete installieren + Updates einspielen
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RUN apk upgrade --no-cache && apk add --no-cache gcc musl-dev
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# Pakete installieren
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RUN apt-get update
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RUN apt-get install -y build-essential gcc curl vim net-tools
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# Arbeitsverzeichnis setzen
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WORKDIR /app
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@ -11,37 +12,11 @@ WORKDIR /app
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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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RUN gcc -o deployment deployment.c
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# Verzeichnis für Ausgabe anlegen
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RUN mkdir /output
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# Base-Image
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FROM alpine:3.22
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# Sicherheitsupdates einspielen
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RUN apk upgrade --no-cache
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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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# 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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# Ausgabe wird ins Container-Dateisystem geschrieben
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ENTRYPOINT ["/bin/bash", "-c"]
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CMD ["./deployment 10 > /output/output.txt && tail -f /output/output.txt"]
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22
Dockerfile2
22
Dockerfile2
@ -1,22 +0,0 @@
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# Base-Image
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FROM ubuntu:latest
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# Pakete installieren
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RUN apt-get update
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RUN apt-get install -y build-essential gcc curl vim net-tools
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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 -o deployment deployment.c
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# Verzeichnis für Ausgabe anlegen
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RUN mkdir /output
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# Ausgabe wird ins Container-Dateisystem geschrieben
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ENTRYPOINT ["/bin/bash", "-c"]
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CMD ["./deployment 10 > /output/output.txt && tail -f /output/output.txt"]
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