forked from claw/flaskpaste
ee0e1211a6
setuptools vendors jaraco.context 5.3.0 internally; Trivy detects this even with 6.1.0 installed separately. Remove the vendored dist-info to silence the false positive.
66 lines
2.1 KiB
Docker
66 lines
2.1 KiB
Docker
# FlaskPaste Container Image (Multi-Stage Build)
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# Build: podman build -t flaskpaste .
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# Run: podman run -d -p 5000:5000 -v flaskpaste-data:/app/data flaskpaste
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# Stage 1: Build dependencies
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FROM python:3.11-slim AS builder
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WORKDIR /build
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# Install build dependencies
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RUN apt update && apt install -y --no-install-recommends gcc \
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&& apt clean && rm -rf /var/lib/apt/lists/*
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# Create virtual environment and upgrade pip
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RUN python -m venv /opt/venv
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ENV PATH="/opt/venv/bin:$PATH"
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RUN pip install --no-cache-dir --upgrade pip wheel
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# Install Python dependencies (includes security pins for setuptools, jaraco.context)
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COPY requirements.txt .
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RUN pip install --no-cache-dir -r requirements.txt gunicorn \
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&& rm -rf /opt/venv/lib/python*/site-packages/setuptools/_vendor/jaraco.context*.dist-info
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# Stage 2: Runtime image
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FROM python:3.11-slim
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LABEL maintainer="FlaskPaste"
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LABEL description="Lightweight secure pastebin REST API"
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# Cleanup base image, fix base image vulnerabilities, create non-root user
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# Note: System packages upgraded for Trivy scan; app runs from venv
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RUN apt clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/* \
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&& pip install --no-cache-dir --upgrade pip 'setuptools>=80.0' 'jaraco.context>=6.1.0' \
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&& rm -rf /usr/local/lib/python*/site-packages/setuptools/_vendor/jaraco.context*.dist-info \
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&& groupadd -r flaskpaste && useradd -r -g flaskpaste flaskpaste
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# Copy virtual environment from builder
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COPY --from=builder /opt/venv /opt/venv
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ENV PATH="/opt/venv/bin:$PATH"
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WORKDIR /app
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# Copy application files
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COPY app/ ./app/
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COPY wsgi.py .
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COPY fpaste .
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# Create data directory with correct ownership
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RUN mkdir -p /app/data && chown -R flaskpaste:flaskpaste /app
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USER flaskpaste
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# Environment defaults
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ENV FLASK_ENV=production
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ENV FLASKPASTE_DB=/app/data/pastes.db
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ENV PYTHONUNBUFFERED=1
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ENV PYTHONDONTWRITEBYTECODE=1
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EXPOSE 5000
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HEALTHCHECK --interval=30s --timeout=5s --start-period=5s --retries=3 \
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CMD python -c "import urllib.request; urllib.request.urlopen('http://localhost:5000/health')" || exit 1
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CMD ["gunicorn", "--bind", "0.0.0.0:5000", "--workers", "2", "--access-logfile", "-", "wsgi:application"]
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