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31 lines
1.3 KiB
31 lines
1.3 KiB
param()
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$ErrorActionPreference = 'Stop'
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$principal = New-Object Security.Principal.WindowsPrincipal([Security.Principal.WindowsIdentity]::GetCurrent())
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if (-not $principal.IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) {
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throw '请在“以管理员身份运行”的 PowerShell 中执行本脚本。'
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}
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$oldDataDirectory = 'C:\ProgramData\MySQL\MySQL Server 8.4\Data'
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$newDataDirectory = 'D:\MySQL\MySQL Server 8.4\Data'
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$configurationFile = 'C:\ProgramData\MySQL\MySQL Server 8.4\my.ini'
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if (-not (Test-Path -LiteralPath $oldDataDirectory)) {
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Write-Host 'C 盘旧数据目录已不存在，无需清理。'
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exit 0
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}
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$resolvedOld = (Resolve-Path -LiteralPath $oldDataDirectory).Path.TrimEnd('\')
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if ($resolvedOld -ne $oldDataDirectory) {
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throw "旧目录安全校验失败：$resolvedOld"
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}
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if (-not (Test-Path -LiteralPath $newDataDirectory)) {
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throw "D 盘活动数据目录不存在：$newDataDirectory"
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}
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$configuredDataDirectory = (Select-String -LiteralPath $configurationFile -Pattern '^datadir=').Line
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if ($configuredDataDirectory -ne 'datadir=D:/MySQL/MySQL Server 8.4/Data') {
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throw "MySQL 配置未指向 D 盘，拒绝清理：$configuredDataDirectory"
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}
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Remove-Item -LiteralPath $oldDataDirectory -Recurse -Force
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Write-Host 'C 盘旧 MySQL 数据目录已清理。D 盘活动目录和回退副本均未修改。'
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