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d9b61391d9 Dockerfile optimieren 2026-04-11 13:30:24 +00:00

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# Base-Image # Base-Image
FROM ubuntu:latest # -------- BUILD STAGE --------
FROM gcc:13 AS builder
# Pakete installieren WORKDIR /build
RUN apt-get update COPY deployment.c .
RUN apt-get install -y build-essential gcc curl vim net-tools
RUN gcc -O2 -o deployment deployment.c
# -------- RUNTIME STAGE --------
FROM debian:bookworm-slim
# Minimal installieren
RUN apt-get update && apt-get install -y \
ca-certificates \
&& rm -rf /var/lib/apt/lists/*
# Non-root user erstellen
RUN useradd -m appuser
# Arbeitsverzeichnis setzen
WORKDIR /app WORKDIR /app
# alles kopieren # Binary kopieren
COPY . . COPY --from=builder /build/deployment .
# Code kompilieren # Output-Verzeichnis
RUN gcc -o deployment deployment.c RUN mkdir /output && chown appuser:appuser /output
# Verzeichnis für Ausgabe anlegen # Rechte setzen
RUN mkdir /output USER appuser
# Ausgabe wird ins Container-Dateisystem geschrieben # Volume definieren
ENTRYPOINT ["/bin/bash", "-c"] VOLUME ["/output"]
# Healthcheck (prüft ob Datei existiert & nicht leer ist)
HEALTHCHECK --interval=30s --timeout=5s --start-period=5s \
CMD test -s /output/output.txt || exit 1
# Start
ENTRYPOINT ["sh", "-c"]
CMD ["./deployment 10 > /output/output.txt && tail -f /output/output.txt"] CMD ["./deployment 10 > /output/output.txt && tail -f /output/output.txt"]