124 lines
3.7 KiB
PowerShell
124 lines
3.7 KiB
PowerShell
# 构建缓存管理脚本
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# 功能：保存和恢复 node_modules 缓存，加速 Docker 构建
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# 状态：旧构建缓存方案，不是当前 Git 增量部署的默认前置步骤
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param(
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[ValidateSet('save', 'check', 'clean')]
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[string]$Action = 'check'
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)
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$CacheDir = ".build-cache"
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$CacheFile = "$CacheDir/node_modules.tar.gz"
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$HashFile = "$CacheDir/package-lock.json.hash"
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# 确保缓存目录存在
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if (-not (Test-Path $CacheDir)) {
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New-Item -ItemType Directory -Path $CacheDir -Force | Out-Null
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}
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# 计算 package-lock.json 的哈希值
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function Get-PackageLockHash {
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if (Test-Path "package-lock.json") {
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$hash = Get-FileHash "package-lock.json" -Algorithm MD5
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return $hash.Hash
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}
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return $null
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}
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# 检查缓存是否有效
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function Test-CacheValid {
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if (-not (Test-Path $CacheFile)) {
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return $false
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}
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if (-not (Test-Path $HashFile)) {
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return $false
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}
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$currentHash = Get-PackageLockHash
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$cachedHash = Get-Content $HashFile -Raw
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return $currentHash -eq $cachedHash.Trim()
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}
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# 保存缓存
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function Save-Cache {
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Write-Host "📦 保存 node_modules 缓存..." -ForegroundColor Cyan
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if (-not (Test-Path "node_modules")) {
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Write-Host "❌ node_modules 不存在，无法保存缓存" -ForegroundColor Red
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return
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}
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# 保存哈希值
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$hash = Get-PackageLockHash
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$hash | Out-File $HashFile -Encoding UTF8 -NoNewline
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# 压缩 node_modules
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Write-Host " 压缩中（这可能需要 1-2 分钟）..." -ForegroundColor Yellow
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tar -czf $CacheFile node_modules 2>&1 | Out-Null
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if ($LASTEXITCODE -eq 0) {
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$size = (Get-Item $CacheFile).Length / 1MB
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Write-Host "✅ 缓存已保存：$([Math]::Round($size, 2)) MB" -ForegroundColor Green
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Write-Host " 哈希值：$hash" -ForegroundColor Gray
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} else {
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Write-Host "❌ 缓存保存失败" -ForegroundColor Red
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}
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}
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# 检查缓存状态
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function Check-Cache {
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Write-Host "🔍 检查构建缓存状态" -ForegroundColor Cyan
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Write-Host ""
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$currentHash = Get-PackageLockHash
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Write-Host "当前 package-lock.json 哈希：$currentHash" -ForegroundColor Gray
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if (Test-Path $HashFile) {
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$cachedHash = Get-Content $HashFile -Raw
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Write-Host "缓存 package-lock.json 哈希：$($cachedHash.Trim())" -ForegroundColor Gray
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} else {
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Write-Host "缓存 package-lock.json 哈希：不存在" -ForegroundColor Gray
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}
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Write-Host ""
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if (Test-CacheValid) {
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$size = (Get-Item $CacheFile).Length / 1MB
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Write-Host "✅ 缓存有效（$([Math]::Round($size, 2)) MB）" -ForegroundColor Green
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Write-Host " 构建时将使用缓存，预计时间：10-20 秒" -ForegroundColor Green
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} else {
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if (Test-Path $CacheFile) {
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Write-Host "⚠️ 缓存已过期（package-lock.json 已变化）" -ForegroundColor Yellow
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} else {
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Write-Host "⚠️ 缓存不存在" -ForegroundColor Yellow
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}
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Write-Host " 构建时将重新下载依赖，预计时间：60-90 秒" -ForegroundColor Yellow
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}
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}
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# 清理缓存
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function Clean-Cache {
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Write-Host "🧹 清理构建缓存" -ForegroundColor Cyan
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if (Test-Path $CacheFile) {
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Remove-Item $CacheFile -Force
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Write-Host "✅ 已删除：$CacheFile" -ForegroundColor Green
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}
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if (Test-Path $HashFile) {
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Remove-Item $HashFile -Force
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Write-Host "✅ 已删除：$HashFile" -ForegroundColor Green
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}
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Write-Host "✅ 缓存已清理" -ForegroundColor Green
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}
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# 执行操作
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switch ($Action) {
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'save' { Save-Cache }
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'check' { Check-Cache }
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'clean' { Clean-Cache }
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}
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