#Requires -Modules Microsoft.PowerShell.Management, Microsoft.PowerShell.Utility
#This script will restart the PRTG probe service on a remote host
#(c) 2015 Stephan Linke, Paessler AG
#example parameters:
#-Computer "%host" -SensorID %sensorid -PRTGHost "prtg.mycompany.com" -PRTGUser "prtgadmin" -PRTGhash "12345678"
param($computer = "" ,$service = "PRTG Probe Service", $sensorid = 1, $PRTGhost,$PRTGuser,$PRTGhash);

# pause the original sensor so we don't get stuck in a reboot loop
Invoke-Webrequest "http://$($PRTGhost)/api/pause.htm?id=$($sensorid)&pausemsg=PRTG restarted due to high CPU usage&action=0&username=$($PRTGuser)&passhash=$($PRTGhash)" | Out-Null

# create a new service object for the remote probe host
$SVC = new-Object System.ServiceProcess.ServiceController($service,$computer)

# stop the original, wait for it to stop and restart the service
$SVC.Stop();

# Modify the timeout if necessary
$SVC.WaitForStatus('Stopped', (new-timespan -seconds 60))
if ( ($SVC.get_Status()) -ieq "Stopped" ) {
    $SVC.Start();
    # resume the original sensor
    Invoke-Webrequest "http://$($PRTGhost)/api/pause.htm?id=$($sensorid)&action=1&username=$($PRTGuser)&passhash=$($PRTGhash)" | Out-Null
}