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PowerShell/Docs/check-pending-reboot.md
Markus Fleschutz 7f79a2afbb Update the manuals in Docs/
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The check-pending-reboot.ps1 PowerShell Script

check-pending-reboot.ps1

Parameters



[<CommonParameters>]
    This script supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction, 
    WarningVariable, OutBuffer, PipelineVariable, and OutVariable.

Source Code

<# .SYNOPSIS Check for pending reboots .DESCRIPTION This PowerShell script checks different registry keys and values to determine if a reboot is pending. .EXAMPLE ./check-pending-reboot.ps1 .LINK https://github.com/fleschutz/PowerShell .NOTES Author: Markus Fleschutz | License: CC0 #>

function Test-RegistryValue { param([parameter(Mandatory=$true)][ValidateNotNullOrEmpty()]$Path, [parameter(Mandatory=$true)] [ValidateNotNullOrEmpty()]$Value) try { Get-ItemProperty -Path $Path -Name $Value -EA Stop return $true } catch { return $false } }

$Reason = ""

if (Test-Path -Path "HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate\Auto Update\RebootRequired") { $Reason += ", found registry entry '...\WindowsUpdate\Auto Update\RebootRequired'" } if (Test-Path -Path "HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate\Auto Update\PostRebootReporting") { $Reason += ", found registry entry '...\WindowsUpdate\Auto Update\PostRebootReporting'" } if (Test-Path -Path "HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Component Based Servicing\RebootPending") { $Reason += ", found registry entry '...\Component Based Servicing\RebootPending'" } if (Test-Path -Path "HKLM:\SOFTWARE\Microsoft\ServerManager\CurrentRebootAttempts") { $Reason += ", found registry entry '...\ServerManager\CurrentRebootAttempts'" } if (Test-RegistryValue -Path "HKLM:\Software\Microsoft\Windows\CurrentVersion\Component Based Servicing" -Value "RebootInProgress") { $Reason += ", found registry entry '...\CurrentVersion\Component Based Servicing' with 'RebootInProgress'" } if (Test-RegistryValue -Path "HKLM:\Software\Microsoft\Windows\CurrentVersion\Component Based Servicing" -Value "PackagesPending") { $Reason += ", found registry entry '...\CurrentVersion\Component Based Servicing' with 'PackagesPending'" } #if (Test-RegistryValue -Path "HKLM:\SYSTEM\CurrentControlSet\Control\Session Manager" -Value "PendingFileRenameOperations") {

$Reason += ", found registry entry '...\CurrentControlSet\Control\Session Manager' with 'PendingFileRenameOperations'"

#} if (Test-RegistryValue -Path "HKLM:\SYSTEM\CurrentControlSet\Control\Session Manager" -Value "PendingFileRenameOperations2") { $Reason += ", found registry entry '...\CurrentControlSet\Control\Session Manager' with 'PendingFileRenameOperations2'" } if (Test-RegistryValue -Path "HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce" -Value "DVDRebootSignal") { $Reason += ", found registry entry '...\Windows\CurrentVersion\RunOnce' with 'DVDRebootSignal'" } if (Test-RegistryValue -Path "HKLM:\SYSTEM\CurrentControlSet\Services\Netlogon" -Value "JoinDomain") { $Reason += ", found registry entry '...\CurrentControlSet\Services\Netlogon' with 'JoinDomain'" } if (Test-RegistryValue -Path "HKLM:\SYSTEM\CurrentControlSet\Services\Netlogon" -Value "AvoidSpnSet") { $Reason += ", found registry entry '...\CurrentControlSet\Services\Netlogon' with 'AvoidSpnSet'" } if ($Reason -ne "") { "⚠️ Pending reboot ($($Reason.substring(2)))." } else { "✅ No pending reboot." } exit 0 # success

Generated by convert-ps2md.ps1 using the comment-based help of check-pending-reboot.ps1