# 使用 Ubuntu 22.04 LTS 作为基础镜像
FROM ubuntu:22.04

# 维护者信息
LABEL maintainer="小蚂蚁云团队" \
      description="JDK 17 on Ubuntu with Chinese support" \
      version="1.0"

# 设置环境变量
ENV LANG zh_CN.UTF-8
ENV LC_ALL zh_CN.UTF-8
ENV JAVA_HOME /opt/jdk-17.0.16
ENV PATH $JAVA_HOME/bin:$PATH
ENV TZ Asia/Shanghai

# 设置工作目录
WORKDIR /tmp

# 配置阿里云Ubuntu镜像源并安装基础软件包
RUN sed -i 's/archive.ubuntu.com/mirrors.aliyun.com/g' /etc/apt/sources.list && \
    sed -i 's/security.ubuntu.com/mirrors.aliyun.com/g' /etc/apt/sources.list && \
    apt-get update && \
    DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
        ca-certificates \
        wget \
        curl \
        fontconfig \
        locales \
        tzdata \
        && \
    # 安装中文语言包
    apt-get install -y --no-install-recommends language-pack-zh-hans && \
    # 生成中文locale
    locale-gen zh_CN.UTF-8 && \
    locale-gen en_US.UTF-8 && \
    update-locale LANG=zh_CN.UTF-8 LC_ALL=zh_CN.UTF-8 && \
    # 设置时区
    ln -fs /usr/share/zoneinfo/Asia/Shanghai /etc/localtime && \
    echo "Asia/Shanghai" > /etc/timezone && \
    dpkg-reconfigure --frontend noninteractive tzdata && \
    # 清理apt缓存
    apt-get clean && \
    rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*

# # 下载并安装 JDK 17
# RUN set -eux && \
#     # 下载JDK
#     wget -O jdk-17.0.16_linux-x64_bin.tar.gz \
#         https://download.java.net/java/GA/jdk17.0.16/dfd4a8d0985749f896bed50d7138ee7f/8/GPL/openjdk-17.0.16_linux-x64_bin.tar.gz && \
#     # 创建安装目录
#     mkdir -p /opt && \
#     tar -xzf jdk-17.0.16_linux-x64_bin.tar.gz -C /opt && \
#     # 精简JDK
#     cd /opt/jdk-17.0.16 && \
#     rm -rf \
#         demo/ \
#         sample/ \
#         man/ \
#         legal/ \
#         lib/src.zip \
#         lib/missioncontrol/ \
#         lib/visualvm/ \
#         lib/jfr/ \
#         README.md \
#         release && \
#     # 删除调试文件
#     find . -name "*.diz" -delete && \
#     find . -name "*.debuginfo" -delete && \
#     find . -name "*.pdb" -delete && \
#     # 设置权限
#     chmod -R 755 /opt/jdk-17.0.16 && \
#     chown -R root:root /opt/jdk-17.0.16 && \
#     # 清理下载文件
#     rm -f /tmp/jdk-17.0.16_linux-x64_bin.tar.gz

# 添加并精简 JDK
ADD jdk-17.0.16_linux-x64_bin.tar.gz /opt/

# 精简JDK：删除不必要的文件
RUN set -eux && \
    # 重命名JDK目录
    mv /opt/jdk-17.0.16 /opt/jdk-17.0.16-original && \
    \
    # 创建新的精简JDK目录
    mkdir -p /opt/jdk-17.0.16 && \
    \
    # 保留必要的目录和文件
    cp -r /opt/jdk-17.0.16-original/bin /opt/jdk-17.0.16/ && \
    cp -r /opt/jdk-17.0.16-original/lib /opt/jdk-17.0.16/ && \
    cp -r /opt/jdk-17.0.16-original/conf /opt/jdk-17.0.16/ && \
    cp -r /opt/jdk-17.0.16-original/include /opt/jdk-17.0.16/ && \
    \
    # 删除调试文件（使用通配符）
    rm -rf  /opt/jdk-17.0.16/lib/*.diz \
            /opt/jdk-17.0.16/lib/*/*.diz \
            /opt/jdk-17.0.16/lib/*/*/*.diz \
            /opt/jdk-17.0.16/lib/*.debuginfo \
            /opt/jdk-17.0.16/lib/*/*.debuginfo \
            /opt/jdk-17.0.16/lib/*/*/*.debuginfo \
            /opt/jdk-17.0.16/lib/*.pdb \
            /opt/jdk-17.0.16/lib/*/*.pdb \
            /opt/jdk-17.0.16/lib/*/*/*.pdb && \
    \
    # 删除不必要的模块和文件
    rm -rf /opt/jdk-17.0.16/lib/src.zip \
           /opt/jdk-17.0.16/lib/missioncontrol \
           /opt/jdk-17.0.16/lib/visualvm \
           /opt/jdk-17.0.16/lib/jfr \
           /opt/jdk-17.0.16/lib/security/cacerts.dummy \
           \
           # 删除演示和样例
           /opt/jdk-17.0.16-original/demo \
           /opt/jdk-17.0.16-original/sample \
           /opt/jdk-17.0.16-original/man \
           \
           # 删除文档
           /opt/jdk-17.0.16-original/legal \
           /opt/jdk-17.0.16-original/README.md \
           /opt/jdk-17.0.16-original/release && \
    \
    # 删除原始JDK目录
    rm -rf /opt/jdk-17.0.16-original && \
    \
    # 设置权限
    chmod -R 755 /opt/jdk-17.0.16 && \
    chown -R root:root /opt/jdk-17.0.16 &&\
    \
    # 验证JDK安装
    /opt/jdk-17.0.16/bin/java -version && \
    /opt/jdk-17.0.16/bin/javac -version

# 清理临时文件和缓存
RUN rm -rf /tmp/* /var/tmp/* /var/log/*log /var/log/nginx/*log \
    /var/log/*.log /var/log/dmesg /var/log/audit/*log \
    /root/.cache /*.repo.bak

# 复制字体文件（如果需要）
# COPY ./fonts/ /usr/share/fonts/
# RUN fc-cache -fv

# 创建非 root 用户运行应用
RUN groupadd -r esxi && \
    useradd -r -g esxi -m -d /app esxi && \
    chown -R esxi:esxi /app && \
    # 设置JDK目录权限
    chown -R esxi:esxi $JAVA_HOME

# 验证 JDK 安装
RUN $JAVA_HOME/bin/java -version && \
    $JAVA_HOME/bin/javac -version

# 设置最终工作目录
WORKDIR /opt/apps

# # 切换到非root用户
# USER esxi

# 健康检查（可选）
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD $JAVA_HOME/bin/java -version || exit 1

# 默认命令
CMD ["java", "-version"]