*check-pending-reboot.ps1* ================ check-pending-reboot.ps1 Parameters ---------- ```powershell [] This script supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction, WarningVariable, OutBuffer, PipelineVariable, and OutVariable. ``` Script Content -------------- ```powershell <# .SYNOPSIS Check for pending reboots .DESCRIPTION This PowerShell script queries pending operating system reboots and prints it. .EXAMPLE ./check-pending-reboot.ps1 ✅ No pending reboot .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 } } try { $Reason = "" if ($IsLinux) { if (Test-Path "/var/run/reboot-required") { $Reason = "found: /var/run/reboot-required" Write-Host "⚠️ Pending reboot ($Reason)" } } else { if (Test-Path -Path "HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate\Auto Update\RebootRequired") { $Reason += ", ...\Auto Update\RebootRequired" } if (Test-Path -Path "HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate\Auto Update\PostRebootReporting") { $Reason += ", ...\Auto Update\PostRebootReporting" } if (Test-Path -Path "HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\Component Based Servicing\RebootPending") { $Reason += ", ...\Component Based Servicing\RebootPending" } if (Test-Path -Path "HKLM:\SOFTWARE\Microsoft\ServerManager\CurrentRebootAttempts") { $Reason += ", ...\ServerManager\CurrentRebootAttempts" } if (Test-RegistryValue -Path "HKLM:\Software\Microsoft\Windows\CurrentVersion\Component Based Servicing" -Value "RebootInProgress") { $Reason += ", ...\CurrentVersion\Component Based Servicing with 'RebootInProgress'" } if (Test-RegistryValue -Path "HKLM:\Software\Microsoft\Windows\CurrentVersion\Component Based Servicing" -Value "PackagesPending") { $Reason += ", '...\CurrentVersion\Component Based Servicing' with 'PackagesPending'" } if (Test-RegistryValue -Path "HKLM:\SYSTEM\CurrentControlSet\Control\Session Manager" -Value "PendingFileRenameOperations2") { $Reason += ", '...\CurrentControlSet\Control\Session Manager' with 'PendingFileRenameOperations2'" } if (Test-RegistryValue -Path "HKLM:\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce" -Value "DVDRebootSignal") { $Reason += ", '...\Windows\CurrentVersion\RunOnce' with 'DVDRebootSignal'" } if (Test-RegistryValue -Path "HKLM:\SYSTEM\CurrentControlSet\Services\Netlogon" -Value "JoinDomain") { $Reason += ", '...\CurrentControlSet\Services\Netlogon' with 'JoinDomain'" } if (Test-RegistryValue -Path "HKLM:\SYSTEM\CurrentControlSet\Services\Netlogon" -Value "AvoidSpnSet") { $Reason += ", '...\CurrentControlSet\Services\Netlogon' with 'AvoidSpnSet'" } if ($Reason -ne "") { Write-Host "⚠️ Pending reboot (registry contains $($Reason.substring(2)))" } } if ($Reason -eq "") { Write-Host "✅ No pending reboot" } exit 0 # success } catch { "⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])" exit 1 } ``` *(generated by convert-ps2md.ps1 using the comment-based help of check-pending-reboot.ps1 as of 12/16/2023 10:12:19)*