mirror of
https://github.com/duthaho/claudekit.git
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duthaho
79 lines
2.7 KiB
Docker
79 lines
2.7 KiB
Docker
# =============================================================================
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# Multi-Stage Python Dockerfile
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# Usage:
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# docker build -t myapp .
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# docker run -p 8000:8000 myapp
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# =============================================================================
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# ---------------------------------------------------------------------------
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# Stage 1: Build dependencies
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# ---------------------------------------------------------------------------
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# Use slim for building - it has gcc and headers available via apt.
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FROM python:3.12-slim AS builder
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# Prevent Python from writing .pyc files and enable unbuffered output.
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ENV PYTHONDONTWRITEBYTECODE=1 \
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PYTHONUNBUFFERED=1
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# Install build-time system dependencies (if any compiled packages need them).
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RUN apt-get update && apt-get install -y --no-install-recommends \
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build-essential \
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&& rm -rf /var/lib/apt/lists/*
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WORKDIR /app
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# Install Python dependencies into a virtual environment.
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# Copying requirements first enables Docker layer caching --
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# dependencies are only reinstalled when requirements.txt changes.
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COPY requirements.txt .
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RUN python -m venv /app/.venv \
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&& /app/.venv/bin/pip install --no-cache-dir --upgrade pip \
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&& /app/.venv/bin/pip install --no-cache-dir -r requirements.txt
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# ---------------------------------------------------------------------------
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# Stage 2: Runtime
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# ---------------------------------------------------------------------------
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FROM python:3.12-slim AS runtime
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# Prevent .pyc files and enable unbuffered output for logging.
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ENV PYTHONDONTWRITEBYTECODE=1 \
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PYTHONUNBUFFERED=1 \
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PATH="/app/.venv/bin:$PATH"
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# Install only runtime system dependencies (no build tools).
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# Add packages here if your app needs them at runtime (e.g., libpq for psycopg).
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# RUN apt-get update && apt-get install -y --no-install-recommends \
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# libpq5 \
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# && rm -rf /var/lib/apt/lists/*
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# Create a non-root user for security.
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RUN groupadd -r appuser && useradd -r -g appuser -d /app -s /bin/false appuser
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WORKDIR /app
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# Copy the virtual environment from the builder stage.
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COPY --from=builder /app/.venv /app/.venv
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# Copy application source code.
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COPY src/ ./src/
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# Switch to non-root user.
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USER appuser
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# Expose the application port.
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EXPOSE 8000
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# Health check -- adjust the endpoint to match your app.
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HEALTHCHECK --interval=30s --timeout=5s --start-period=10s --retries=3 \
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CMD python -c "import urllib.request; urllib.request.urlopen('http://localhost:8000/health')" || exit 1
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# Run the application.
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# For FastAPI/Uvicorn:
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CMD ["uvicorn", "src.main:app", "--host", "0.0.0.0", "--port", "8000"]
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# For Django/Gunicorn:
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# CMD ["gunicorn", "src.wsgi:application", "--bind", "0.0.0.0:8000", "--workers", "4"]
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# For a plain script:
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# CMD ["python", "-m", "src.main"]
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