FROM docker:20-dind-rootless

USER root

RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.tuna.tsinghua.edu.cn/g' /etc/apk/repositories \
    && apk add --no-cache python3 py3-pip shadow su-exec \
    && ln -sf python3 /usr/bin/python \
    && python3 -m ensurepip \
    && pip3 install --no-cache --upgrade pip setuptools -i https://pypi.tuna.tsinghua.edu.cn/simple \
    && pip install --no-cache kubernetes requests docker -i https://pypi.tuna.tsinghua.edu.cn/simple \
    && usermod -aG ping rootless \
    && echo $'#!/bin/sh \n\
python /app/syncimages.py' >> /etc/periodic/daily/sync-images \
    && chmod +x /etc/periodic/daily/sync-images \
    && apk add tzdata && cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime \
    && echo "Asia/Shanghai" > /etc/timezone \
    && apk del tzdata shadow \
    && rm -rf /var/cache/apk/*

WORKDIR /app

COPY . .

RUN chown -R rootless /app

ENTRYPOINT ["./entrypoint.sh"]