Private/Initialize-ComputerMaintenance.ps1
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function Initialize-ComputerMaintenance { [CmdletBinding()] Param ( [Parameter(Mandatory)] [string]$ComputerName, [Parameter(Mandatory)] [ref]$HostLock, [Parameter(Mandatory)] [ref]$DestinationHostLock, [switch]$SkipNotLockable, [switch]$SkipPreventivelyLocked, [string]$SkipPreventivelyLockedFullyQualifiedErrorId ) $ErrorActionPreference = 'Stop' Write-Debug -Message ('ENTER {0}' -f $MyInvocation.MyCommand.Name) try { Write-Debug -Message ('ENTER TRY {0}' -f $MyInvocation.MyCommand.Name) Write-Debug -Message ('$ComputerName = ''{0}''' -f $ComputerName) Write-Debug -Message ('$HostLock: ''{0}''' -f $HostLock) Write-Debug -Message ('$HostLock.Value: ''{0}''' -f $HostLock.Value) Write-Debug -Message ('$DestinationHostLock: ''{0}''' -f $DestinationHostLock) Write-Debug -Message ('$DestinationHostLock.Value: ''{0}''' -f $DestinationHostLock.Value) Write-Debug -Message ('$SkipNotLockable = ${0}' -f $SkipNotLockable) Write-Debug -Message ('$SkipPreventivelyLocked = ${0}' -f $SkipPreventivelyLocked) Write-Debug -Message '$CallerName = Get-LockCallerName' $CallerName = Get-LockCallerName Write-Debug -Message ('$CallerName = ''{0}''' -f $CallerName) try { Write-Debug -Message ('$HostLock.Value = Lock-HostResource -ComputerName ''{0}'' -CallerName ''{1}'' -Hard' -f $ComputerName, $CallerName) $HostLock.Value = Lock-HostResource -ComputerName $ComputerName -CallerName $CallerName -Hard Write-Debug -Message ('$HostLock: ''{0}''' -f $HostLock) Write-Debug -Message ('$HostLock.Value: ''{0}''' -f $HostLock.Value) } catch { Write-Debug -Message ('$SkipNotLockable: ''{0}''' -f $SkipNotLockable) if ($SkipNotLockable) { Write-Debug -Message ('$_.CategoryInfo.Reason: ''{0}''' -f $_.CategoryInfo.Reason) if ($_.CategoryInfo.Reason -ne 'TimeoutException') { Write-Debug -Message ('{0}: $PSCmdlet.ThrowTerminatingError($_)' -f $MyInvocation.MyCommand.Name) $PSCmdlet.ThrowTerminatingError($_) } } else { Write-Debug -Message ('{0}: $PSCmdlet.ThrowTerminatingError($_)' -f $MyInvocation.MyCommand.Name) $PSCmdlet.ThrowTerminatingError($_) } } Write-Debug -Message 'if ($HostLock.Value)' if ($HostLock.Value) { Write-Debug -Message '$InitialDateTime = Get-Date' $InitialDateTime = Get-Date Write-Debug -Message ('$InitialDateTime: ''{0}''' -f [string]$InitialDateTime) do { Write-Debug -Message ('$HostLockedPreventive = Test-HostResourceLock -ComputerName ''{0}'' -Type @(''Generic'', ''File'')' -f $ComputerName) $HostLockedPreventive = Test-HostResourceLock -ComputerName $ComputerName -Type @('Generic', 'File') Write-Debug -Message ('$HostLockedPreventive: ''{0}''' -f [string]$HostLockedPreventive) Write-Debug -Message 'if ($HostLockedPreventive)' if ($HostLockedPreventive) { Write-Debug -Message '$CurrentDateTime = Get-Date' $CurrentDateTime = Get-Date Write-Debug -Message ('$CurrentDateTime: ''{0}''' -f [string]$CurrentDateTime) Write-Debug -Message ('$InitialDateTime: ''{0}''' -f [string]$InitialDateTime) Write-Debug -Message ('$PreventiveLockThreshold: ''{0}''' -f [string]$PreventiveLockThreshold) Write-Debug -Message '$PreventiveLockDateTimeThreshold = $InitialDateTime + $PreventiveLockThreshold' $PreventiveLockDateTimeThreshold = $InitialDateTime + $PreventiveLockThreshold Write-Debug -Message ('$PreventiveLockDateTimeThreshold: ''{0}''' -f [string]$PreventiveLockDateTimeThreshold) Write-Debug -Message 'if ($CurrentDateTime -gt $PreventiveLockDateTimeThreshold)' if ($CurrentDateTime -gt $PreventiveLockDateTimeThreshold) { Write-Debug -Message ('$SkipPreventivelyLocked: ''{0}''' -f $SkipPreventivelyLocked) Write-Debug -Message 'if ($SkipPreventivelyLocked)' if ($SkipPreventivelyLocked) { $Message = ('Skipping the computer {0} because it is locked by other sources for more than {1} already and $SkipPreventivelyLocked is {2}.' -f $ComputerName, [string]$PreventiveLockThreshold, [string]$SkipPreventivelyLocked) $PSCmdlet.ThrowTerminatingError((New-Object -TypeName 'System.Management.Automation.ErrorRecord' -ArgumentList ((New-Object -TypeName 'System.OperationCanceledException' -ArgumentList $Message), $SkipPreventivelyLockedFullyQualifiedErrorId, [System.Management.Automation.ErrorCategory]::OperationStopped, $null))) } else { $Message = ('Computer {0} is locked by other sources for more than {1} already' -f $ComputerName, [string]$PreventiveLockThreshold) $PSCmdlet.ThrowTerminatingError((New-Object -TypeName 'System.Management.Automation.ErrorRecord' -ArgumentList ((New-Object -TypeName 'System.TimeoutException' -ArgumentList $Message), 'TimeoutException', [System.Management.Automation.ErrorCategory]::OperationTimeout, $null))) } } else { Write-Debug -Message ('Start-Sleep -Seconds {0}' -f $PreventiveLockTimeout) Start-Sleep -Seconds $PreventiveLockTimeout } } Write-Debug -Message 'while ($HostLockedPreventive)' } while ($HostLockedPreventive) Write-Debug -Message ('$PreClearVariables = Invoke-CustomScriptBlockCommand -Mode ''PreClear'' -ComputerName ''{0}'' -Variables (Get-Variable | Where-Object -FilterScript {{$_ -is [System.Management.Automation.PSVariable]}})' -f $ComputerName) $PreClearVariables = Invoke-CustomScriptBlockCommand -Mode 'PreClear' -ComputerName $ComputerName -Variables (Get-Variable | Where-Object -FilterScript { $_ -is [System.Management.Automation.PSVariable] }) Write-Debug -Message ('$PreClearVariables: ''{0}''' -f [string]$PreClearVariables) Write-Debug -Message 'if ($PreClearVariables)' if ($PreClearVariables) { foreach ($PreClearVariable in $PreClearVariables) { Write-Debug -Message ('$PreClearVariable: ''{0}''' -f [string]$PreClearVariable) Write-Debug -Message ('Set-Variable -Name ''{0}'' -Value ''{1}'' -Scope ''Script''' -f $PreClearVariable.Name, [string]$PreClearVariable.Value) Set-Variable -Name $PreClearVariable.Name -Value $PreClearVariable.Value -Scope 'Script' } } Write-Debug -Message ('$DestinationHostLock: ''{0}''' -f $DestinationHostLock) Write-Debug -Message ('$DestinationHostLock.Value: ''{0}''' -f $DestinationHostLock.Value) Write-Debug -Message ('$ComputerWorkload = Clear-ComputerWorkload -ComputerName ''{0}'' -DestinationHostLock $DestinationHostLock' -f $ComputerName) $ComputerWorkload = Clear-ComputerWorkload -ComputerName $ComputerName -DestinationHostLock $DestinationHostLock Write-Debug -Message ('$ComputerWorkload: ''{0}''' -f [string]$ComputerWorkload) Write-Debug -Message ('$DestinationHostLock: ''{0}''' -f $DestinationHostLock) Write-Debug -Message ('$DestinationHostLock.Value: ''{0}''' -f $DestinationHostLock.Value) Write-Debug -Message ('$PostClearVariables = Invoke-CustomScriptBlockCommand -Mode ''PostClear'' -ComputerName ''{0}'' -Variables (Get-Variable | Where-Object -FilterScript {{$_ -is [System.Management.Automation.PSVariable]}})' -f $ComputerName) $PostClearVariables = Invoke-CustomScriptBlockCommand -Mode 'PostClear' -ComputerName $ComputerName -Variables (Get-Variable | Where-Object -FilterScript { $_ -is [System.Management.Automation.PSVariable] }) Write-Debug -Message ('$PostClearVariables: ''{0}''' -f [string]$PostClearVariables) Write-Debug -Message 'if ($PostClearVariables)' if ($PostClearVariables) { foreach ($PostClearVariable in $PostClearVariables) { Write-Debug -Message ('$PostClearVariable: ''{0}''' -f [string]$PostClearVariable) Write-Debug -Message ('Set-Variable -Name ''{0}'' -Value ''{1}'' -Scope ''Script''' -f $PostClearVariable.Name, [string]$PostClearVariable.Value) Set-Variable -Name $PostClearVariable.Name -Value $PostClearVariable.Value -Scope 'Script' } } Write-Debug -Message ('$ComputerWorkload: ''{0}''' -f [string]$ComputerWorkload) Write-Debug -Message '$ComputerWorkload' $ComputerWorkload } Write-Debug -Message ('EXIT TRY {0}' -f $MyInvocation.MyCommand.Name) } catch { Write-Debug -Message ('ENTER CATCH {0}' -f $MyInvocation.MyCommand.Name) Write-Debug -Message ('{0}: $PSCmdlet.ThrowTerminatingError($_)' -f $MyInvocation.MyCommand.Name) $PSCmdlet.ThrowTerminatingError($_) Write-Debug -Message ('EXIT CATCH {0}' -f $MyInvocation.MyCommand.Name) } Write-Debug -Message ('EXIT {0}' -f $MyInvocation.MyCommand.Name) } |