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63 lines
3.3 KiB
PowerShell
63 lines
3.3 KiB
PowerShell
<#
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.SYNOPSIS
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Check for pending reboots
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.DESCRIPTION
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This PowerShell script checks different registry keys and values to determine if a reboot is pending.
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.EXAMPLE
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./check-pending-reboot.ps1
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.LINK
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https://github.com/fleschutz/PowerShell
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.NOTES
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Author: Markus Fleschutz | License: CC0
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#>
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function Test-RegistryValue { param([parameter(Mandatory=$true)][ValidateNotNullOrEmpty()]$Path, [parameter(Mandatory=$true)] [ValidateNotNullOrEmpty()]$Value)
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try {
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Get-ItemProperty -Path $Path -Name $Value -EA Stop
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return $true
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} catch {
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return $false
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}
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}
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$Reason = ""
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if (Test-Path -Path "HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate\Auto Update\RebootRequired") {
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$Reason += ", found registry key: HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate\Auto Update\RebootRequired"
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}
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if (Test-Path -Path "HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate\Auto Update\PostRebootReporting") {
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$Reason += ", found registry key: HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate\Auto Update\PostRebootReporting"
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}
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if (Test-Path -Path "HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Component Based Servicing\RebootPending") {
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$Reason += ", found registry key: HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Component Based Servicing\RebootPending"
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}
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if (Test-Path -Path "HKLM:\SOFTWARE\Microsoft\ServerManager\CurrentRebootAttempts") {
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$Reason += ", found registry key: HKLM:\SOFTWARE\Microsoft\ServerManager\CurrentRebootAttempts"
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}
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if (Test-RegistryValue -Path "HKLM:\Software\Microsoft\Windows\CurrentVersion\Component Based Servicing" -Value "RebootInProgress") {
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$Reason += ", registry key 'HKLM:\Software\Microsoft\Windows\CurrentVersion\Component Based Servicing' contains: RebootInProgress"
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}
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if (Test-RegistryValue -Path "HKLM:\Software\Microsoft\Windows\CurrentVersion\Component Based Servicing" -Value "PackagesPending") {
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$Reason += ", registry key 'HKLM:\Software\Microsoft\Windows\CurrentVersion\Component Based Servicing' contains: PackagesPending"
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}
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if (Test-RegistryValue -Path "HKLM:\SYSTEM\CurrentControlSet\Control\Session Manager" -Value "PendingFileRenameOperations") {
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$Reason += ", registry key 'HKLM:\SYSTEM\CurrentControlSet\Control\Session Manager' contains: PendingFileRenameOperations"
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}
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if (Test-RegistryValue -Path "HKLM:\SYSTEM\CurrentControlSet\Control\Session Manager" -Value "PendingFileRenameOperations2") {
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$Reason += ", registry key 'HKLM:\SYSTEM\CurrentControlSet\Control\Session Manager' contains: PendingFileRenameOperations2"
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}
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if (Test-RegistryValue -Path "HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce" -Value "DVDRebootSignal") {
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$Reason += ", registry key 'HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce' contains: DVDRebootSignal"
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}
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if (Test-RegistryValue -Path "HKLM:\SYSTEM\CurrentControlSet\Services\Netlogon" -Value "JoinDomain") {
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$Reason += ", registry key 'HKLM:\SYSTEM\CurrentControlSet\Services\Netlogon' contains: JoinDomain"
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}
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if (Test-RegistryValue -Path "HKLM:\SYSTEM\CurrentControlSet\Services\Netlogon" -Value "AvoidSpnSet") {
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$Reason += ", registry key 'HKLM:\SYSTEM\CurrentControlSet\Services\Netlogon' contains: AvoidSpnSet"
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}
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if ($Reason -eq "") {
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"✅ No pending reboot."
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} else {
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"⚠️ Pending reboot$Reason."
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}
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exit 0 # success |