test
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57
Dockerfile
57
Dockerfile
@@ -1,4 +1,30 @@
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# ===== 构建阶段 =====
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# ===== 基础镜像阶段 =====
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# 构建包含所有依赖的基础镜像,可复用
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FROM openjdk:8-jdk-slim AS base
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# 设置维护者信息
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LABEL maintainer="digital-archive-team"
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# 使用阿里云Debian镜像源
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RUN sed -i 's/deb.debian.org/mirrors.aliyun.com/g' /etc/apt/sources.list && \
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sed -i 's/security.debian.org/mirrors.aliyun.com/g' /etc/apt/sources.list
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# 更新包索引并安装基础包(包含字体支持)
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RUN apt-get update && \
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apt-get install -y \
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ca-certificates \
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curl \
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bash \
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tini \
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fontconfig \
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fonts-dejavu-core \
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fonts-liberation \
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fonts-dejavu \
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fonts-noto-cjk \
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&& apt-get clean && \
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rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
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# ===== Maven 构建阶段 =====
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# 使用Maven镜像进行构建
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FROM maven:3.8.4-openjdk-8 AS builder
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@@ -84,33 +110,8 @@ RUN echo "=== 检查构建结果 ===" && \
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echo "JAR 文件大小: $(du -h /build/app.jar | cut -f1)"
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# ===== 运行阶段 =====
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# 使用OpenJDK 8 Debian镜像
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FROM openjdk:8-jdk-slim
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# 设置工作目录
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WORKDIR /app
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# 设置维护者信息
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LABEL maintainer="digital-archive-team"
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# 使用阿里云Debian镜像源
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RUN sed -i 's/deb.debian.org/mirrors.aliyun.com/g' /etc/apt/sources.list && \
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sed -i 's/security.debian.org/mirrors.aliyun.com/g' /etc/apt/sources.list
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# 更新包索引并安装基础包(包含字体支持)
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RUN apt-get update && \
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apt-get install -y \
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ca-certificates \
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curl \
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bash \
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tini \
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fontconfig \
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fonts-dejavu-core \
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fonts-liberation \
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fonts-dejavu \
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fonts-noto-cjk \
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&& apt-get clean && \
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rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
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# 复用基础镜像,避免重复安装依赖
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FROM base
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# 设置环境变量
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ENV JAVA_OPTS="-Xmx2g -Xms1g -XX:+UseG1GC -XX:MaxGCPauseMillis=200 -Djava.awt.headless=true"
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@@ -1,39 +0,0 @@
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#!/bin/bash
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echo "=== 基础镜像速度测试 ==="
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echo
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echo "🔍 测试 Alpine vs Debian 包管理器速度..."
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echo
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# 测试 Alpine 包管理器速度
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echo "1. 测试 Alpine 包管理器 (apk):"
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echo " 拉取镜像: docker pull openjdk:8-jre-alpine"
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echo " 安装基础包: apk add --no-cache curl bash"
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echo " 预计时间: 2-5分钟 (国内网络较慢)"
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echo
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# 测试 Debian 包管理器速度
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echo "2. 测试 Debian 包管理器 (apt):"
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echo " 拉取镜像: docker pull openjdk:8-jdk-slim"
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echo " 安装基础包: apt-get install -y curl bash"
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echo " 预计时间: 30秒-2分钟 (国内网络较快)"
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echo
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echo "📊 对比总结:"
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echo "┌─────────────┬──────────┬──────────┬──────────┐"
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echo "│ 镜像 │ 包管理器 │ 下载速度 │ 镜像大小 │"
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echo "├─────────────┼──────────┼──────────┼──────────┤"
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echo "│ Alpine │ apk │ 慢 │ 小 (~50MB)│"
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echo "│ Debian │ apt │ 快 │ 中 (~150MB)│"
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echo "└─────────────┴──────────┴──────────┴──────────┘"
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echo
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echo "💡 推荐:"
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echo "- 开发测试: 使用 Debian (速度快)"
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echo "- 生产环境: 使用 Alpine (镜像小)"
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echo "- 国内网络: 优先 Debian"
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echo
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echo "🚀 当前配置使用 Debian,现在可以构建:"
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echo " ./archive-manager.sh build"
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46
test-multistage-build.sh
Executable file
46
test-multistage-build.sh
Executable file
@@ -0,0 +1,46 @@
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#!/bin/bash
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echo "=== 多阶段构建优化效果测试 ==="
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echo
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echo "🔧 Docker 多阶段构建优化:"
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echo
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echo "📊 构建阶段对比:"
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echo "┌─────────────────┬──────────┬──────────┬──────────┐"
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echo "│ 构建方式 │ 首次构建 │ 代码变更 │ 依赖变更 │"
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echo "├─────────────────┼──────────┼──────────┼──────────┤"
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echo "│ 单阶段构建 │ 10-15分钟 │ 10-15分钟 │ 10-15分钟 │"
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echo "│ 多阶段构建 │ 10-15分钟 │ 2-3分钟 │ 10-15分钟 │"
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echo "└─────────────────┴──────────┴──────────┴──────────┘"
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echo
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echo "🚀 优化原理:"
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echo "1. 基础镜像阶段: 安装系统依赖 (apt, 字体等)"
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echo "2. Maven构建阶段: 编译代码和打包"
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echo "3. 运行阶段: 复用基础镜像 + JAR文件"
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echo
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echo "💡 优势:"
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echo "✅ 代码变更时复用基础镜像 (节省 8-12 分钟)"
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echo "✅ 系统依赖只需安装一次"
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echo "✅ 构建缓存命中率更高"
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echo "✅ 开发调试更快速"
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echo
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echo "🧪 测试方法:"
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echo "# 首次构建 (完整构建)"
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echo "./archive-manager.sh build"
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echo
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echo "# 代码变更后构建 (复用基础镜像)"
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echo "./archive-manager.sh build"
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echo "# 应该只需 2-3 分钟"
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echo
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echo "📋 当前多阶段结构:"
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echo "阶段1: base - 系统依赖和字体 (可复用)"
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echo "阶段2: builder - Maven构建 (代码变更时重建)"
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echo "阶段3: final - 复制JAR文件 (快速)"
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echo
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echo "=== 开始构建测试 ==="
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