53 lines
1.1 KiB
Docker
53 lines
1.1 KiB
Docker
# Multi-stage build for minimal image size
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FROM python:3.11-alpine AS builder
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# Install build dependencies
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RUN apk add --no-cache --virtual .build-deps \
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gcc \
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musl-dev \
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libffi-dev \
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&& rm -rf /var/cache/apk/*
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# Set working directory
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WORKDIR /app
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# Copy requirements first for better caching
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COPY requirements.txt .
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# Install Python dependencies
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RUN pip install --no-cache-dir --user -r requirements.txt
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# Final stage - use Alpine without Python to copy only what's needed
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FROM alpine:3.18
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# Install runtime dependencies only
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RUN apk add --no-cache \
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python3 \
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py3-pip \
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&& rm -rf /var/cache/apk/*
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# Create non-root user for security
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RUN addgroup -g 1000 appuser && \
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adduser -D -s /bin/sh -u 1000 -G appuser appuser
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# Set working directory
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WORKDIR /app
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# Copy Python packages from builder stage
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COPY --from=builder /root/.local /home/appuser/.local
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# Copy application code
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COPY --chown=appuser:appuser . .
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# Switch to non-root user
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USER appuser
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# Add local bin to PATH
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ENV PATH=/home/appuser/.local/bin:$PATH
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# Expose port if needed (adjust as required)
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# EXPOSE 8000
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# Run the application
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CMD ["python3", "main.py"]
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