mirror of
https://github.com/recklessop/zroc.git
synced 2026-07-02 21:13:15 -04:00
Justin
51 lines
1.5 KiB
Docker
51 lines
1.5 KiB
Docker
# ── Stage 1: dependency builder ───────────────────────────────────────────────
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FROM python:3.12-slim AS builder
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WORKDIR /build
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# Install build tools needed to compile pyvmomi's C extension if required
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RUN apt-get update -qq && apt-get install -y --no-install-recommends \
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gcc \
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&& rm -rf /var/lib/apt/lists/*
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COPY requirements.txt .
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RUN pip install --no-cache-dir --prefix=/install -r requirements.txt
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# ── Stage 2: runtime image ────────────────────────────────────────────────────
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FROM python:3.12-slim
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# Non-root user for security
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RUN groupadd -r collector && useradd -r -g collector collector
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WORKDIR /app
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# Copy installed packages from builder
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COPY --from=builder /install /usr/local
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# Copy application source
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COPY config.py collector.py server.py ./
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USER collector
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# Metrics port
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EXPOSE 9272
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# Health check — Docker will poll this every 30s
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HEALTHCHECK --interval=30s --timeout=10s --start-period=60s --retries=3 \
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CMD python - <<'EOF'
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import urllib.request, sys
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try:
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r = urllib.request.urlopen("http://localhost:9272/health", timeout=8)
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import json
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d = json.load(r)
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sys.exit(0 if d.get("status") == "ok" else 1)
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except Exception:
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sys.exit(1)
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EOF
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ENV PYTHONUNBUFFERED=1 \
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PYTHONDONTWRITEBYTECODE=1
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ENTRYPOINT ["python", "server.py"]
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