82 lines
2.6 KiB
Docker
82 lines
2.6 KiB
Docker
# Customer Portal - Bulletproof Production Dockerfile
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# Security-hardened, multi-stage build
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# =============================================================================
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# Stage 1: Build dependencies
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# =============================================================================
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FROM python:3.13-slim-bookworm AS builder
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WORKDIR /build
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# Install build-time dependencies (not in final image)
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RUN apt-get update && apt-get install -y --no-install-recommends \
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libpq-dev \
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gcc \
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&& rm -rf /var/lib/apt/lists/*
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# Create virtual environment for clean dependency isolation
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RUN python -m venv /opt/venv
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ENV PATH="/opt/venv/bin:$PATH"
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COPY requirements.txt .
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RUN pip install --no-cache-dir --no-warn-script-location -r requirements.txt
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# =============================================================================
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# Stage 2: Production image
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# =============================================================================
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FROM python:3.13-slim-bookworm
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# OCI Labels
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LABEL org.opencontainers.image.title="Customer Portal"
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LABEL org.opencontainers.image.description="Customer portal for Kurs-Booking"
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LABEL org.opencontainers.image.vendor="webideas24"
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LABEL org.opencontainers.image.version="1.0.0"
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LABEL org.opencontainers.image.source="https://git.islandpferde-melanieworbs.de/webideas24/customer-portal"
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# Security: Install tini and minimal runtime dependencies only
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RUN apt-get update && apt-get install -y --no-install-recommends \
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tini \
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libpq5 \
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curl \
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ca-certificates \
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postgresql-client \
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&& apt-get clean \
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&& rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* \
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&& rm -rf /root/.cache
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WORKDIR /app
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# Copy virtual environment from builder
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COPY --from=builder /opt/venv /opt/venv
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# Security: Create non-root user with no shell
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RUN groupadd -r -g 1000 portal && \
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useradd -r -u 1000 -g portal -s /usr/sbin/nologin -d /home/portal portal && \
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mkdir -p /home/portal && \
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chown -R portal:portal /app /home/portal
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# Copy application and entrypoint
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COPY --chown=portal:portal customer_portal/ customer_portal/
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COPY --chown=portal:portal entrypoint.sh /app/entrypoint.sh
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RUN chmod 755 /app/entrypoint.sh
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# Switch to non-root user
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USER portal
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# Environment
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ENV PATH="/opt/venv/bin:$PATH" \
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PYTHONUNBUFFERED=1 \
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PYTHONDONTWRITEBYTECODE=1 \
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FLASK_ENV=production \
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PIP_NO_CACHE_DIR=1
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EXPOSE 8000
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STOPSIGNAL SIGTERM
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HEALTHCHECK --interval=30s --timeout=10s --start-period=30s --retries=3 \
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CMD curl -fsS http://localhost:8000/health || exit 1
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# Use tini as init, entrypoint handles migrations
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ENTRYPOINT ["/usr/bin/tini", "--", "/app/entrypoint.sh"]
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