52 lines
2.3 KiB
Docker
52 lines
2.3 KiB
Docker
# 使用官方 Python 基础镜像 (Debian 体系)
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FROM python:3.9-slim
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# 设置工作目录
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WORKDIR /app
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# 防止 apt-get 安装时出现交互式弹窗（比如选择时区）导致卡死
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ENV DEBIAN_FRONTEND=noninteractive
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# Debian 12 (Bookworm) 的 apt 源文件变成了 /etc/apt/sources.list.d/debian.sources
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# 这里替换源以加速下载，并安装必要的系统依赖
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# Linux 生产环境优先使用 Google Chrome Stable，避免 Chromium 在
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# DevTools WebSocket 握手阶段与 DrissionPage 出现兼容性问题。
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RUN sed -i 's/deb.debian.org/mirrors.aliyun.com/g' /etc/apt/sources.list.d/debian.sources 2>/dev/null || \
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sed -i 's/deb.debian.org/mirrors.aliyun.com/g' /etc/apt/sources.list 2>/dev/null || true && \
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apt-get update && \
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apt-get install -y --no-install-recommends \
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ca-certificates \
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curl \
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gnupg \
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fonts-wqy-zenhei \
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tzdata \
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&& install -m 0755 -d /etc/apt/keyrings && \
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curl -fsSL https://dl.google.com/linux/linux_signing_key.pub | gpg --dearmor -o /etc/apt/keyrings/google-chrome.gpg && \
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echo "deb [arch=amd64 signed-by=/etc/apt/keyrings/google-chrome.gpg] https://dl.google.com/linux/chrome/deb/ stable main" > /etc/apt/sources.list.d/google-chrome.list && \
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apt-get update && \
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apt-get install -y --no-install-recommends google-chrome-stable && \
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rm -rf /var/lib/apt/lists/*
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# 设置时区为中国上海
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ENV TZ=Asia/Shanghai
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RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
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ENV CHROME_BIN=/usr/bin/google-chrome
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# 复制依赖清单并安装 Python 库
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COPY requirements.txt .
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RUN pip install --no-cache-dir -r requirements.txt -i https://mirrors.aliyun.com/pypi/simple/ && \
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pip install gunicorn -i https://mirrors.aliyun.com/pypi/simple/
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# 复制整个项目到容器内
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COPY . .
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# 暴露 Flask 服务的 5050 端口
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EXPOSE 5050
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# 启动脚本：
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# 1. 切换到 web_ui 目录执行 gunicorn
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# 2. 浏览器自动化服务必须单 worker 运行，避免多个 Gunicorn 进程同时抢占 DevTools 会话
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# 3. Headless Chrome 已足够，无需再叠加 Xvfb，减少 Linux 初始化链路的不确定性
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# 4. 使用 gthread 提升单进程下的并发响应能力
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CMD sh -c "cd web_ui && gunicorn -w 1 --threads 8 --worker-class gthread -b 0.0.0.0:5050 --access-logfile - --timeout 120 app:app"
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