69 lines
3.2 KiB
PowerShell
69 lines
3.2 KiB
PowerShell
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#Script to Enable Volume Shadow Copies with Custom Schedule, and disable any Default VSS tasks if there are any.
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#Setting Variables
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$logPath = "C:\Logs"
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$date = Get-Date -Format yyyy-MM-dd
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$ScheduledTasks = @()
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$DisabledTasks = @()
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New-Item -ItemType Directory -Force -Path $logPath
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#Enable VSS and Set tasks
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$Disks = Get-Volume | Where-Object {$_.DriveType -eq "Fixed"} | Where-Object {$_.DriveLetter -ne $null} | Where-Object {$_.Size -gt 5GB}
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$offset = New-TimeSpan
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$offsetInterval = New-TimeSpan -Minutes 15
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foreach ($Disk in $Disks) {
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# Enable Shadows
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vssadmin add shadowstorage /for=$($Disk.DriveLetter): /on=$($Disk.DriveLetter): /maxsize=10%
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# Set Shadow Copy Scheduled Task for C: 06:00, 12:00 and 17:00
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$time1 = New-TimeSpan -Hours 6
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$time2 = New-TimeSpan -Hours 12
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$time3 = New-TimeSpan -Hours 17
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$Argument = "-command ""C:\Windows\system32\vssadmin.exe create shadow /for=$($Disk.DriveLetter):"""
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$Action = new-scheduledtaskaction -execute "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Argument $Argument
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$Trigger1 = new-scheduledtasktrigger -daily -at ($time1 + $offset).ToString()
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$Trigger2 = new-scheduledtasktrigger -daily -at ($time2 + $offset).ToString()
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$Trigger3 = new-scheduledtasktrigger -daily -at ($time3 + $offset).ToString()
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Register-ScheduledTask -TaskName "ShadowCopy $($Disk.DriveLetter) drive" -Trigger $Trigger1,$Trigger2,$Trigger3 -Action $Action -Description "ShadowCopy for $($Disk.DriveLetter) drive" -user "NT AUTHORITY\SYSTEM" -RunLevel Highest -Force
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$offset = $offset + $offsetInterval
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}
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#Disable Default tasks
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$ScheduledTasks = Get-ScheduledTask -TaskName "ShadowCopyVolume{*}"
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$DisabledTasks = foreach ($Task in $ScheduledTasks){Disable-ScheduledTask -TaskName $Task.TaskName}
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$DisabledTasks | ConvertTo-html -Property TaskName, State | Out-File "$logPath\$date-Shadows.html"
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if (!$DisabledTasks) {Write-Host "No Default VSS Tasks Disabled"}
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else {Write-Host "Default VSS Tasks have been disabled. Please see the log on Device to see details: C:\DiscStuff\Logs"}
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#Update Custom fields
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$ScheduledTasks = Get-ScheduledTask -TaskName "ShadowCopy*"
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$DefaultTasks = Get-ScheduledTask -TaskName "ShadowCopyVolume{*}"
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$CustomTasks = Get-ScheduledTask -TaskName "ShadowCopy * drive"
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$VSS = [PSCustomObject]@{
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enabled = $false
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type = $null
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}
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#No Tasks
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if ($ScheduledTasks -eq $null)
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{Write-Host "No VSS Tasks"}
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#Default Tasks
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elseif ($DefaultTasks.State -ne "Disabled")
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{Write-Host "Default VSS Tasks Enabled"; $VSS.enabled = $true; $VSS.type = "Default"}
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#Default Tasks Disabled and No Custom Tasks
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if (($DefaultTasks.State -eq "Disabled") -and ($CustomTasks -eq $null))
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{Write-Host "Default VSS Tasks Disabled and NO Custom VSS Tasks"; $VSS.enabled = $false; $VSS.type = "Default"}
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#Default Tasks Disabled and Custom Tasks Enabled
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if ((($DefaultTasks.State -eq "Disabled") -or ($DefaultTasks -eq $null)) -and ($CustomTasks -ne $null))
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{Write-Host "Default VSS Tasks Disabled and Custom VSS Tasks Enabled"; $VSS.enabled = $true; $VSS.type = "Custom"}
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if ($Host.Version.Major -gt 4){Write-Host $VSS}
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elseif ($Host.Version.Major -lt 5){$VSS}
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