functions/ScheduledTasks.ps1
function Stop-BeamScheduledTask { param($taskPath, $taskName,$timeoutSec = 10, [switch][bool] $disable) $timeout = $timeoutSec ipmo require req scheduledtasks $tn = $taskName $folder = $taskPath $folder = "\" + $folder.Trim("\","/") + "\" write-host "looking for task '$($tn)' in folder '$folder'" try { $t = scheduledtasks\get-Scheduledtask -taskname $tn -taskpath $folder -ErrorAction SilentlyContinue } catch { # for some reason, get-scheduledtask throws if $folder is not found, even if erroraction is SilentlyContinue } if ($t -ne $null) { if ($disable) { write-host "$(get-date) disabling task '$folder$($t.Taskname)'" $t | scheduledtasks\disable-scheduledtask } write-host "$(get-date) stopping task '$folder$($t.Taskname)'" $t | scheduledtasks\stop-scheduledtask $c = 0 do { $c++ Start-Sleep -Seconds 1 $t = scheduledtasks\get-Scheduledtask -taskname $tn -taskpath $folder write-host "$tn : $($t.State)" } while ($t.State -ne "Ready" -and $t.State -ne "Disabled" -and $c -lt $timeout) $t | format-table | out-string | write-host if ($t.State -eq "Disabled") { write-warning "task '$fulltn' is Disabled!" } elseif ($t.State -ne "Ready") { throw "task '$fulltn' failed to stop. status = '$($t.State)' after $timeout s" } try { $processPath = ($t.Definition.Actions | select -first 1).Path if ($processpath -eq $null) { Write-Warning "failed to retrieve executable path from dask definition" } else { $processName = [System.IO.Path]::GetFileNameWithoutExtension($processPAth) Write-Verbose "looking for process path $processpath name $processname" -Verbose $hangingprocs = $true for($retries = 10; $hangingprocs -and $retries -gt 0; $retries--) { $procs = @(get-process $processName | ? { $_.Path -eq $processPath }) if ($procs.Count -gt 0) { write-warning "there are still processes running with task executable '$processPath'" foreach ($p in $procs) { write-warning "killing process $($p.Id) (as user '$env:USERDOMAIN\$env:USERNAME')" try { $p.Kill() } catch { write-warning "failed to kill process $($p.Id): $($_.Message)" if ($retries - 1 -eq 0) { throw } #throw } } Start-Sleep 1 } else { $hangingprocs = $false } } } } catch { write-warning "failed to kill hanging '$tn' process: $($_.message)" write-warning "$($_.scriptstacktrace)" throw } } } function Start-BeamScheduledTask { param($taskPath, $taskName, $timeoutSec = 10) $timeout = $timeoutSec ipmo require req scheduledtasks $folder = $taskPath $folder = "\" + $folder.Trim("\","/") + "\" $tn = $taskName $fulltn = "$taskpath$taskname" write-host "$(get-date) starting task '$fulltn'" $t = scheduledtasks\get-Scheduledtask -taskname $tn -taskpath $folder if ($t -eq $null) { throw "task $tn not found in folder $folder" } # create-taskhere returns wrong task type (from taskscheduler module instead of scheduledtasks ?) # the task may have been disabled $t | scheduledtasks\Enable-ScheduledTask -ErrorAction stop $t | scheduledtasks\Start-ScheduledTask -erroraction stop $c = 0 do { $c++ Start-Sleep -Seconds 1 $t = scheduledtasks\get-Scheduledtask -taskname $tn -taskpath $folder write-host "$tn : $($t.State)" } while ($t.State -ne "Running" -and $t.State -ne "Disabled" -and $c -lt $timeout) $t | format-table | out-string | write-host if ($t.State -eq "Disabled") { write-warning "task '$fulltn' is Disabled! Assuming this is intentional, will not treat this as error." } elseif ($t.State -ne "Running") { throw "task '$fulltn' failed to start. status = '$($t.State)' after $timeout s" } } function Restart-BeamScheduledTask { param($taskPath, $taskName) Stop-BeamScheduledTask -taskpath $taskpath -taskname $taskname Start-BeamScheduledTask -taskpath $taskpath -taskname $taskname } new-alias Restart-ScheduledTask Restart-BeamScheduledTask -force |