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Explicitly handle legal holds when cleaning up storage accounts #6605

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Jul 28, 2023
Merged

Explicitly handle legal holds when cleaning up storage accounts #6605

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16 changes: 16 additions & 0 deletions eng/scripts/Remove-WormStorageAccounts.ps1
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,8 @@ param(
[string]$GroupPrefix
)

$ErrorActionPreference = 'Stop'

# Be a little defensive so we don't delete non-live test groups via naming convention
if (!$groupPrefix -or !$GroupPrefix.StartsWith('rg-')) {
Write-Error "The -GroupPrefix parameter must start with 'rg-'"
Expand All @@ -25,6 +27,20 @@ foreach ($group in $groups) {
Write-Host "Removing $($account.StorageAccountName) in $($account.ResourceGroupName)"
}
$ctx = New-AzStorageContext -StorageAccountName $account.StorageAccountName
$immutableBlobs = $ctx `
| Get-AzStorageContainer `
| Where-Object { $_.BlobContainerProperties.HasImmutableStorageWithVersioning } `
| Get-AzStorageBlob
try {
foreach ($blob in $immutableBlobs) {
Write-Host "Removing legal hold - blob: $($blob.Name), account: $($account.StorageAccountName), group: $($group.ResourceGroupName)"
$blob | Set-AzStorageBlobLegalHold -DisableLegalHold | Out-Null
}
} catch {
Write-Warning "User must have 'Storage Blob Data Owner' RBAC permission on subscription or resource group"
Write-Error $_
throw
}
$ctx | Get-AzStorageContainer | Get-AzStorageBlob | Remove-AzStorageBlob -Force
# Use AzRm cmdlet as deletion will only work through ARM with the immutability policies defined on the blobs
$ctx | Get-AzStorageContainer | % { Remove-AzRmStorageContainer -Name $_.Name -StorageAccountName $ctx.StorageAccountName -ResourceGroupName $group.ResourceGroupName -Force }
Expand Down