# 基于 Python 3.8.6 镜像
FROM python:3.8.6

WORKDIR /app

# 设置工作目录
ENV FLASK_APP=app.py
# 复制项目
ADD . /app

# 修改apt-get源地址为阿里云镜像
RUN echo "" > /etc/apt/sources.list && \
    echo "deb http://mirrors.aliyun.com/debian buster main" >> /etc/apt/sources.list && \
    echo "deb http://mirrors.aliyun.com/debian-security buster/updates main" >> /etc/apt/sources.list && \
    echo "deb http://mirrors.aliyun.com/debian buster-updates main" >> /etc/apt/sources.list

# 安装cv2依赖和其他依赖
RUN apt-get update && apt-get install -y libgl1-mesa-glx libglib2.0-0 curl

# 下载并安装 Node.js
RUN wget https://nodejs.org/dist/v16.13.0/node-v16.13.0-linux-x64.tar.gz && \
tar -xvf node-v16.13.0-linux-x64.tar.gz && \
mv node-v16.13.0-linux-x64 /usr/local/nodejs && \
ln -s /usr/local/nodejs/bin/node /usr/local/bin && \
ln -s /usr/local/nodejs/bin/npm /usr/local/bin && \
rm node-v16.13.0-linux-x64.tar.gz

# python环境包
RUN pip3 install -i https://pypi.tuna.tsinghua.edu.cn/simple gunicorn gevent
RUN pip3 install -r requirements.txt -i https://pypi.tuna.tsinghua.edu.cn/simple/

# 暴露容器端口
EXPOSE 5001

# 添加健康检查
HEALTHCHECK --interval=30s --timeout=10s --start-period=30s --retries=3 \
    CMD curl -f http://localhost:5001/health || exit 1

# 运行应用
CMD ["gunicorn", "-c", "gun.conf", "app:app"]