100 lines
2.7 KiB
Docker
100 lines
2.7 KiB
Docker
# 使用Ubuntu 22.04作为基础镜像
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FROM ubuntu:22.04
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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Ubuntu 22.04的JRE 8u202运行环境（支持中英文）" \
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java.version="1.8.0_202"
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# 设置环境变量
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ENV TZ=Asia/Shanghai \
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LANG=zh_CN.UTF-8 \
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LANGUAGE=zh_CN:zh:en_US:en \
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LC_ALL=zh_CN.UTF-8 \
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JAVA_HOME=/usr/local/jre1.8.0_202 \
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PATH=/usr/local/jre1.8.0_202/bin:$PATH \
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DEBIAN_FRONTEND=noninteractive
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# 设置工作目录
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WORKDIR /tmp
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# 复制本地JRE压缩包到镜像中
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COPY jre-8u202-linux-x64.tar.gz /tmp/
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# 安装必要的系统包并配置环境
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RUN set -eux; \
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\
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# 更新系统并安装中文语言支持
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apt-get update && \
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apt-get install -y --no-install-recommends \
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tzdata \
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locales \
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fontconfig \
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fonts-dejavu \
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fonts-wqy-microhei \
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ca-certificates \
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&& \
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\
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# 清理apt缓存以减少镜像大小
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apt-get clean && \
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rm -rf /var/lib/apt/lists/*; \
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\
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# 配置时区
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ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && \
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echo $TZ > /etc/timezone; \
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\
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# 生成中文本地化配置
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locale-gen zh_CN.UTF-8 && \
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locale-gen en_US.UTF-8; \
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\
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# 设置系统语言环境
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update-locale LANG=zh_CN.UTF-8; \
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\
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# 解压JRE到/usr/local目录
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tar -xzf jre-8u202-linux-x64.tar.gz -C /usr/local/ && \
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\
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# 删除临时文件
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rm -f jre-8u202-linux-x64.tar.gz; \
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\
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# 创建符号链接以便版本升级时更容易管理
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ln -sf /usr/local/jre1.8.0_202 /usr/local/jre; \
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\
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# 创建全局可执行文件链接
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update-alternatives --install "/usr/bin/java" "java" "/usr/local/jre/bin/java" 1 && \
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update-alternatives --install "/usr/bin/javac" "javac" "/usr/local/jre/bin/javac" 1 && \
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update-alternatives --set java /usr/local/jre/bin/java; \
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\
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# 创建字体目录并设置权限
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mkdir -p /usr/share/fonts/truetype/ && \
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chmod 755 /usr/share/fonts/truetype/; \
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\
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# 更新字体缓存
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fc-cache -fv; \
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\
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# 验证JRE安装
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java -version && \
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/usr/local/jre/bin/java -version; \
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\
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# 创建非root用户用于运行Java应用
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groupadd -r esxi && \
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useradd -r -g esxi -d /opt/esxi -s /bin/bash esxi && \
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mkdir -p /opt/esxi && \
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chown -R esxi:esxi /opt/esxi; \
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\
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# 设置文件权限
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chmod -R 755 /usr/local/jre1.8.0_202 && \
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chown -R root:root /usr/local/jre1.8.0_202
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# 切换到应用目录
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WORKDIR /opt/apps
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# 设置默认用户
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#USER esxi
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# 设置健康检查
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HEALTHCHECK --interval=30s --timeout=10s --start-period=30s --retries=3 \
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CMD java -version > /dev/null 2>&1 || exit 1
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# 设置默认启动命令
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CMD ["java", "-version"] |