ed3a5c0486
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Co-authored-by: Cursor <cursoragent@cursor.com>
50 lines
1.3 KiB
Docker
50 lines
1.3 KiB
Docker
# 生产环境 Backend Dockerfile
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# 用途：构建优化的生产镜像
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# 支持通过构建参数指定基础镜像（默认使用官方镜像）
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ARG PYTHON_IMAGE=python:3.12-slim
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FROM ${PYTHON_IMAGE} AS builder
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WORKDIR /app
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# 安装构建依赖
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RUN apt-get update && 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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# 复制依赖文件
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COPY backend/requirements.txt .
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# 安装 Python 依赖
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RUN pip install --no-cache-dir --user -r requirements.txt
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# 生产镜像
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ARG PYTHON_IMAGE=python:3.12-slim
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FROM ${PYTHON_IMAGE}
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WORKDIR /app
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# 从 builder 复制已安装的依赖
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COPY --from=builder /root/.local /root/.local
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# 复制应用代码
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COPY backend/ .
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# 设置环境变量
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ENV PYTHONPATH=/app
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ENV PATH=/root/.local/bin:$PATH
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# 创建非 root 用户（安全最佳实践）
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RUN useradd -m -u 1000 appuser && \
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chown -R appuser:appuser /app
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USER appuser
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EXPOSE 8000
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# 健康检查
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HEALTHCHECK --interval=30s --timeout=10s --start-period=40s --retries=3 \
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CMD python -c "import urllib.request; urllib.request.urlopen('http://localhost:8000/api/health')" || exit 1
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# 启动命令：先执行数据库迁移，再启动服务
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CMD ["sh", "-c", "alembic upgrade head && uvicorn app.main:app --host 0.0.0.0 --port 8000 --workers 2"]
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