Jason Woltje
0c93be417a
Kaniko's layer extraction can leave base-image APT metadata with expired GPG signatures, causing "invalid signature" failures during apt-get update in CI builds. Adding rm -rf /var/lib/apt/lists/* before apt-get update ensures a clean state. Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
62 lines
1.7 KiB
Docker
62 lines
1.7 KiB
Docker
# Multi-stage build for mosaic-coordinator
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FROM python:3.11-slim AS builder
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WORKDIR /app
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# Install build dependencies
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# Clear stale APT lists first — Kaniko's layer extraction can leave
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# base-image metadata with expired GPG signatures (bookworm InRelease).
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RUN rm -rf /var/lib/apt/lists/* \
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&& apt-get update \
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&& apt-get install -y --no-install-recommends build-essential \
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&& rm -rf /var/lib/apt/lists/*
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# Copy dependency files and private registry config
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COPY pyproject.toml .
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COPY pip.conf /etc/pip.conf
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# Create virtual environment and install dependencies
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RUN python -m venv /opt/venv
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ENV PATH="/opt/venv/bin:$PATH"
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COPY src/ ./src/
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RUN pip install --no-cache-dir "pip>=25.3" && \
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pip install --no-cache-dir . && \
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pip install --no-cache-dir "setuptools>=80.9" "wheel>=0.46.2"
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# Production stage
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FROM python:3.11-slim
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WORKDIR /app
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# Fix system-level CVEs in setuptools and wheel (base image ships vulnerable versions)
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RUN pip install --no-cache-dir "setuptools>=80.9" "wheel>=0.46.2"
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# Copy virtual environment from builder
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COPY --from=builder /opt/venv /opt/venv
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ENV PATH="/opt/venv/bin:$PATH"
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# Copy application code
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COPY src/ ./src/
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# Create non-root user
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RUN useradd -m -u 1000 coordinator && \
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chown -R coordinator:coordinator /app
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USER coordinator
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# Environment variables
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ENV PYTHONUNBUFFERED=1 \
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PYTHONDONTWRITEBYTECODE=1 \
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HOST=0.0.0.0 \
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PORT=8000
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# Health check
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HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
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CMD python -c "import urllib.request; urllib.request.urlopen('http://localhost:8000/health')"
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# Expose port
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EXPOSE 8000
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# Run application
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CMD ["uvicorn", "src.main:app", "--host", "0.0.0.0", "--port", "8000"]
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