[PRTG] Create HTTP sensors from URL list

param(
       [string]$prtgHostName      = "",                        # your-prtg-host, e.g. http://prtg.astrata.eu
       [string]$prtgPort          = 80,                        # the port of your prtg webinterface
       [string]$prtgUserName      = 'prtgadmin',               # the prtg user you'd like to use
       [string]$prtgPasshash      = 12345678,                  # the users passhash, can be obtained from his prtg account page
       [int]$prtgDeviceId         = 8216,                      # the device you want to add the sensors to
       [int]$prtgTemplateSensor   = 8240,                       # the ID of a http sensor you already created
       [string]$urlFile           = "C:\temp\url.txt"          # the path to your url list file
)

# this will output debug messages to the console
function Console-ShowMessage([string]$type,$message){
        Write-Host ("[{0}] " -f (Get-Date)) -NoNewline;
        switch ($type){
            "success"       { Write-Host "    success    "  -BackgroundColor Green      -ForegroundColor White -NoNewline; }
            "information"   { Write-Host "  information  "  -BackgroundColor DarkCyan   -ForegroundColor White -NoNewline; }
            "warning"       { Write-Host "    warning    "  -BackgroundColor DarkYellow -ForegroundColor White -NoNewline; }
            "error"         { Write-Host "     error     "  -BackgroundColor DarkRed    -ForegroundColor White -NoNewline; }
            default         { Write-Host "     notes     "  -BackgroundColor DarkGray   -ForegroundColor White -NoNewline; }
        }
        Write-Host (" {0}{1}" -f $message,$Global:blank)
}

# @Output: Create HTTP Push (Advanced) sensors
#
# This function will generate the PRTG Metascan Items for the VMs in XML format
function This-AddHTTPPushSensors {
     param([string]$sensorName)

         Console-ShowMessage "information" "Starting sensor creation for $($sensorName)";

         # create the URL for duplicating the original sensor
         $url = [string]::Format("{0}:{1}/api/duplicateobject.htm?id={2}&name={3}&targetid={4}&username={5}&passhash={6}",
                          $prtgHostName, $prtgPort, $prtgTemplateSensor, $sensorName, $prtgDeviceId, $prtgUserName, $prtgPasshash);

         # call the URL and store the content, we need the actual ID of the new sensor to change the settings and unpause it
         $request = [System.Net.WebRequest]::Create($url);
         $request.AllowAutoRedirect = $false
         $response=$request.GetResponse();


         If ($response.StatusCode -eq "Redirect")
         {
            $response.GetResponseHeader("Location") -match '\d{3,}' | Out-Null;
            $newSensorID = $Matches[0];
            Console-ShowMessage -type "success" -message "Sensor created successfully. New sensor ID: $($newSensorID)";
         }
         Else
         { Console-ShowMessage "error" "Sensor creation failed. PRTG returned: $($response.StatusCode)"; }

         # modify the token to resemble the URL of the device
         $url = [string]::Format("{0}:{1}/api/setobjectproperty.htm?id={2}&name={3}&value={4}&username={5}&passhash={6}",
                         $prtgHostName, $prtgPort, $newSensorID, "name", $sensorname, $prtgUserName, $prtgPasshash);

         $UpdateSensorResult = (Invoke-WebRequest $url)

         if($UpdateSensorResult.StatusCode -eq "200")
         { Console-ShowMessage -type "success" -message "Sensor has been renamed succesfully"; }

          # modify the token to resemble the URL of the device
         $url = [string]::Format("{0}:{1}/api/setobjectproperty.htm?id={2}&name={3}&value={4}&username={5}&passhash={6}",
                         $prtgHostName, $prtgPort, $newSensorID, "httpurl", $sensorname, $prtgUserName, $prtgPasshash);

         $UpdateSensorURL = (Invoke-WebRequest $url)

         # resume the new sensors
         $url = [string]::Format("{0}:{1}/api/pause.htm?id={2}&action=1&username={3}&passhash={4}",
                         $prtgHostName, $prtgPort, $newSensorID,  $prtgUserName, $prtgPasshash);

         $StartSensorURL = (Invoke-WebRequest $url)

         if($UpdateSensorURL.StatusCode -eq "200")
         { Console-ShowMessage -type "success" -message "Sensor has been renamed succesfully"; }

         if($UpdateSensorResult.StatusCode -eq "200")
         { Console-ShowMessage -type "success" -message "Changed sensor name to URL."; }

         if($UpdateSensorURL.StatusCode -eq "200")
         { Console-ShowMessage -type "success" -message "Sensor URL has been changed succesfully."; }
     }

$lines = Get-Content $urlFile

foreach ($line in $lines) {
 This-AddHTTPPushSensors -sensorName $line
}

Console-ShowMessage -type information -message "Created $($lines.Count) sensors!"