149 lines
3.7 KiB
Docker
149 lines
3.7 KiB
Docker
# 使用CentOS 8作为基础镜像
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FROM centos:8
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# 设置元数据标签
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LABEL maintainer="小蚂蚁云团队" \
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version="1.0" \
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description="基于CentOS 8的Python 3.9.13运行环境" \
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python.version="3.9.13"
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# 设置环境变量
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ENV PYTHON_VERSION=3.9.13 \
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PYTHON_HOME=/usr/local/python3.9.13 \
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TZ=Asia/Shanghai \
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LANG=en_US.UTF-8
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# 设置工作目录
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WORKDIR /tmp
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# 第一步：修复CentOS 8的软件源并安装编译工具
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RUN set -eux; \
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\
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# 由于CentOS 8已停止维护，需要修改软件源
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sed -i 's/mirrorlist/#mirrorlist/g' /etc/yum.repos.d/CentOS-* && \
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sed -i 's|#baseurl=http://mirror.centos.org|baseurl=http://vault.centos.org|g' /etc/yum.repos.d/CentOS-* && \
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\
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# 更新系统并安装必要的开发工具
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dnf update -y && \
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dnf install -y \
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make \
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gcc \
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gcc-c++ \
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kernel-devel \
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openssl-devel \
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bzip2-devel \
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libffi-devel \
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zlib-devel \
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readline-devel \
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sqlite-devel \
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# 系统工具
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curl \
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tar \
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xz \
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gzip \
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git \
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glibc-langpack-en \
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shadow-utils \
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which \
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&& \
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\
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# 清理缓存以减少镜像大小
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dnf clean all && \
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rm -rf /var/cache/dnf; \
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\
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# 配置时区
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ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && \
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echo $TZ > /etc/timezone; \
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\
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# 设置语言环境
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echo 'LANG="en_US.UTF-8"' > /etc/locale.conf && \
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echo 'LC_ALL="en_US.UTF-8"' >> /etc/locale.conf;
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# 第二步：验证编译器安装
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RUN set -eux; \
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\
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# 检查编译器是否安装成功
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echo "=== 检查编译工具 ==="; \
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make --version; \
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gcc --version; \
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g++ --version;
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# 添加Python安装包（确保Python-3.9.13.tar.xz在构建上下文）
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ADD Python-3.9.13.tar.xz /tmp/
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# 第三步：编译和安装Python
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RUN set -eux; \
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\
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# 进入解压后的Python目录
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cd /tmp/Python-3.9.13 && \
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\
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# 配置编译选项
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./configure \
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--prefix=${PYTHON_HOME} \
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--enable-optimizations \
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--enable-shared \
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--with-system-ffi \
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--with-ensurepip=install \
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&& \
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\
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# 编译和安装
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make -j$(nproc) && \
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make install && \
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\
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# 创建软链接
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ln -sf ${PYTHON_HOME}/bin/python3.9 /usr/bin/python3 && \
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ln -sf ${PYTHON_HOME}/bin/python3.9 /usr/bin/python && \
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ln -sf ${PYTHON_HOME}/bin/pip3 /usr/bin/pip && \
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\
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# 配置动态链接库路径
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echo "${PYTHON_HOME}/lib" > /etc/ld.so.conf.d/python3.conf && \
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ldconfig && \
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\
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# 清理编译文件和源码
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cd /tmp && \
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rm -rf /tmp/Python-3.9.13;
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# 设置全局PATH环境变量
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ENV PATH=${PYTHON_HOME}/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
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# 第四步：验证Python安装
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RUN set -eux; \
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\
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# 检查Python版本
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echo "=== Python版本 ==="; \
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python3 --version; \
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python --version; \
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\
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# 检查pip版本
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echo "=== Pip版本 ==="; \
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pip --version;
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# 第五步：升级pip和安装常用工具
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RUN set -eux; \
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\
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# 升级pip
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pip install --upgrade pip setuptools wheel && \
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\
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# 安装常用Python工具
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pip install virtualenv;
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# 设置工作目录（Python项目目录）
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WORKDIR /opt/apps
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# 创建非root用户用于运行Python应用
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RUN set -eux; \
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\
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# 创建用户和组
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groupadd -r esxi && \
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useradd -r -g esxi -d /opt/apps -s /bin/bash esxi && \
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\
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# 设置目录权限
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chown -R esxi:esxi /opt/apps && \
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chown -R esxi:esxi ${PYTHON_HOME};
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# 设置健康检查
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HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
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CMD python3 --version > /dev/null 2>&1 || exit 1
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# 设置默认启动命令
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CMD ["python3", "--version"] |