60 lines
2.3 KiB
Docker
60 lines
2.3 KiB
Docker
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# =============================================================================
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# 企微IT智能服务台 — 后端 Docker 镜像构建文件
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# =============================================================================
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# 说明：基于 Python 3.12 构建后端镜像
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# 用法：docker build -t wecom-it-desk-backend .
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# =============================================================================
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# --------------------------------------------------------------------------
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# 第一阶段：构建阶段
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# --------------------------------------------------------------------------
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FROM python:3.12-slim AS builder
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# 设置工作目录
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WORKDIR /app
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# 安装系统依赖（psycopg2 编译需要 + qrcode 图片处理需要 + healthcheck 需要 curl）
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RUN apt-get update && \
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apt-get install -y --no-install-recommends gcc libpq-dev libjpeg-dev zlib1g-dev curl && \
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rm -rf /var/lib/apt/lists/*
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# 复制依赖声明文件并安装（利用 Docker 层缓存，依赖不变则不重新安装）
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# 使用清华大学 PyPI 镜像源，解决公司内网下载 PyPI 官方源超时问题
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COPY requirements.txt .
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RUN pip install --no-cache-dir \
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--timeout 120 \
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--retries 5 \
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-i https://pypi.tuna.tsinghua.edu.cn/simple/ \
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--trusted-host pypi.tuna.tsinghua.edu.cn \
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-r requirements.txt
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# --------------------------------------------------------------------------
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# 第二阶段：运行阶段（更小的镜像体积）
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# --------------------------------------------------------------------------
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FROM python:3.12-slim
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# 设置标签信息
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LABEL maintainer="IT服务台开发团队"
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LABEL description="企微IT智能服务台后端服务"
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# 安装运行时依赖（psycopg2 运行时需要 libpq + healthcheck 需要 curl）
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RUN apt-get update && \
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apt-get install -y --no-install-recommends libpq5 curl && \
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rm -rf /var/lib/apt/lists/*
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# 设置工作目录
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WORKDIR /app
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# 从构建阶段复制已安装的 Python 包
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COPY --from=builder /usr/local/lib/python3.12/site-packages /usr/local/lib/python3.12/site-packages
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COPY --from=builder /usr/local/bin /usr/local/bin
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# 复制项目代码
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COPY . .
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# 暴露端口
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EXPOSE 8000
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# 启动命令（Docker Compose 中会覆盖为 alembic upgrade head + uvicorn）
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CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000"]
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