66 lines
1.8 KiB
PowerShell
66 lines
1.8 KiB
PowerShell
# 批量下载所有备份文件
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param(
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[string]$ServerIP = "192.168.58.20",
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[string]$ServerUser = "root",
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[string]$RemoteDir = "/tmp/db_backups",
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[string]$LocalDir = ".\backups"
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)
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Write-Host "=========================================="
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Write-Host " 批量下载备份文件"
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Write-Host "=========================================="
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Write-Host ""
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# 创建本地目录
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if (!(Test-Path $LocalDir)) {
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New-Item -ItemType Directory -Path $LocalDir | Out-Null
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}
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Write-Host "[1/3] 获取远程备份文件列表..."
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$ListCmd = "ssh ${ServerUser}@${ServerIP} 'ls -1 $RemoteDir/*.sql* 2>/dev/null || ls -1 /tmp/*.sql* 2>/dev/null'"
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$RemoteFiles = Invoke-Expression $ListCmd
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if (!$RemoteFiles) {
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Write-Host "❌ 未找到备份文件"
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exit 1
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}
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$FileCount = ($RemoteFiles | Measure-Object).Count
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Write-Host "✅ 找到 $FileCount 个备份文件"
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Write-Host ""
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Write-Host "[2/3] 下载文件..."
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$Downloaded = 0
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foreach ($RemoteFile in $RemoteFiles) {
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$FileName = Split-Path $RemoteFile -Leaf
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$LocalFile = Join-Path $LocalDir $FileName
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Write-Host " 下载: $FileName"
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scp "${ServerUser}@${ServerIP}:${RemoteFile}" $LocalFile 2>$null
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if ($LASTEXITCODE -eq 0) {
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$Downloaded++
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Write-Host " ✅ 成功"
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} else {
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Write-Host " ❌ 失败"
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}
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}
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Write-Host ""
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Write-Host "[3/3] 统计..."
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Write-Host "✅ 成功下载: $Downloaded / $FileCount"
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Write-Host ""
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Write-Host "=========================================="
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Write-Host " 完成！"
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Write-Host "=========================================="
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Write-Host ""
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Write-Host "📁 本地备份文件："
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Get-ChildItem $LocalDir -Filter "*.sql*" | ForEach-Object {
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$size = "{0:N2} MB" -f ($_.Length / 1MB)
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Write-Host " $($_.Name) ($size)"
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}
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Write-Host ""
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