test
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46
test-multistage-build.sh
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46
test-multistage-build.sh
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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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