62 lines
2.0 KiB
Docker
62 lines
2.0 KiB
Docker
# ====================================
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# 后端基础镜像 - Base Serv
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# 包含：JRE + Python + 系统工具 + 爬虫依赖
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# 用途：作为后端服务镜像的基础，避免每次都安装依赖
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# ====================================
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FROM eclipse-temurin:21-jre
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# 设置环境变量
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ENV LANG=C.UTF-8 \
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LC_ALL=C.UTF-8 \
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TZ=Asia/Shanghai
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# 安装系统依赖和工具
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RUN apt-get update && \
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apt-get install -y \
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# Python环境
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python3 \
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python3-pip \
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python3-venv \
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# 网络和诊断工具
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netcat-traditional \
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curl \
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wget \
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# MySQL客户端
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default-mysql-client \
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&& apt-get clean \
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&& rm -rf /var/lib/apt/lists/*
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# 临时复制requirements.txt用于安装依赖
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COPY schoolNewsCrawler/requirements.txt /tmp/requirements.txt
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# 安装Python爬虫依赖（一次性安装到基础镜像）
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RUN echo "========================================" && \
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echo "安装Python爬虫依赖到基础镜像" && \
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echo "========================================" && \
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# 配置pip使用国内镜像源（清华源）
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python3 -m pip config set global.index-url https://pypi.tuna.tsinghua.edu.cn/simple && \
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python3 -m pip --version && \
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echo "" && \
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# Python 3.12 引入了 PEP 668 规范，需要添加 --break-system-packages
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python3 -m pip install --no-cache-dir --break-system-packages -r /tmp/requirements.txt && \
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echo "" && \
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echo "✅ 爬虫依赖安装完成" && \
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python3 -m pip list | grep -E "(beautifulsoup4|crawl4ai|selenium|pydantic|requests|loguru)" && \
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# 清理临时文件
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rm -f /tmp/requirements.txt
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# 创建应用目录结构
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WORKDIR /app
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RUN mkdir -p /app/config /app/logs /app/uploads /app/crawler
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# 镜像元数据
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LABEL maintainer="School News Team" \
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description="Base image for school-news backend service with Python dependencies" \
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version="1.0"
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# 暴露端口（文档用途）
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EXPOSE 8081
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# 默认命令（会被子镜像覆盖）
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CMD ["echo", "This is base image, please use school-news-serv image"]
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