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55 lines
1.6 KiB
Plaintext
55 lines
1.6 KiB
Plaintext
FROM python:3.9-slim
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WORKDIR /app
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# Install curl for healthcheck and other dependencies
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RUN apt-get update && \
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apt-get install -y --no-install-recommends curl && \
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apt-get clean && \
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rm -rf /var/lib/apt/lists/*
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# Install dependencies first to leverage Docker cache.
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COPY requirements.txt .
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RUN pip install --no-cache-dir -r requirements.txt
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# Copy the entire application.
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COPY . .
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# Run the minifier to process HTML templates.
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RUN python minify.py
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# Create a non-root user first.
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RUN adduser --disabled-password --gecos '' appuser
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# Change ownership of the /app directory so that appuser can write files.
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RUN chown -R appuser:appuser /app
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# Create a directory for logs with proper permissions
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RUN mkdir -p /app/logs && chown -R appuser:appuser /app/logs
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USER appuser
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EXPOSE 5000
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# Add environment variables for app configuration
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ENV FLASK_ENV=production
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ENV PYTHONUNBUFFERED=1
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ENV PYTHON_UNBUFFERED=1
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# Improve healthcheck reliability - use new health endpoint
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HEALTHCHECK --interval=15s --timeout=5s --start-period=30s --retries=3 \
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CMD curl -f http://localhost:5000/api/health || exit 1
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# Use Gunicorn as the production WSGI server with improved settings
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# For shared global state, we need to keep the single worker model but optimize other parameters
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CMD ["gunicorn", "-b", "0.0.0.0:5000", "App:app", \
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"--workers=1", \
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"--threads=12", \
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"--timeout=600", \
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"--keep-alive=5", \
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"--log-level=info", \
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"--access-logfile=-", \
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"--error-logfile=-", \
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"--log-file=-", \
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"--graceful-timeout=60", \
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"--worker-tmp-dir=/dev/shm"] |