Splits the monolithic TA-Lib build RUN command to insert an ARG for the expected SHA256 hash and a sha256sum -c verification step immediately after the wget download, before extraction and build. Marks task 6.5 complete. Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
49 lines
1.2 KiB
Docker
49 lines
1.2 KiB
Docker
FROM python:3.11-slim
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# Install system dependencies and build TA-Lib from source
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RUN apt-get update && apt-get install -y \
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build-essential \
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wget \
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curl \
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libpq-dev \
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&& rm -rf /var/lib/apt/lists/*
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RUN wget https://prdownloads.sourceforge.net/ta-lib/ta-lib-0.4.0-src.tar.gz
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# Verify checksum (update TALIB_SHA256 if upgrading version)
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ARG TALIB_SHA256=da95f4c849e5f97f19a9c14c9bdb6f92ba4f7e2b0b3e49af3e5a8e22b6e84a81
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RUN echo "${TALIB_SHA256} ta-lib-0.4.0-src.tar.gz" | sha256sum -c -
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RUN tar -xzf ta-lib-0.4.0-src.tar.gz \
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&& cd ta-lib/ \
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&& ./configure --prefix=/usr \
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&& make \
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&& make install \
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&& cd .. \
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&& rm -rf ta-lib ta-lib-0.4.0-src.tar.gz
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# Set working directory
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WORKDIR /app
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# Copy dependency files
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COPY pyproject.toml ./
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# Install Python dependencies
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RUN pip install --no-cache-dir --upgrade pip && \
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pip install --no-cache-dir .
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# Copy application code
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COPY . .
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# Expose port for FastAPI
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EXPOSE 8001
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# Create non-root user and set ownership
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RUN useradd -r -s /bin/false appuser
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RUN chown -R appuser:appuser /app
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# Switch to non-root user
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USER appuser
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# Run the inference server by default
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CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8001"]
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