Collect Agent Versions

ManagementGroupDiscoveryAgentVersions (Discovery)

Aggregate agent versions for SCOM Summary Dashboard

Element properties:

Object Discovery Details:

Member Modules:

Source Code:

<Discovery ID="ManagementGroupDiscoveryAgentVersions" Enabled="true" Target="SC!Microsoft.SystemCenter.AllManagementServersPool" ConfirmDelivery="false" Remotable="true" Priority="Normal">

  <Category>Discovery</Category>

  <DiscoveryTypes>

    <DiscoveryClass TypeID="Microsoft.SystemCenter.AgentVersions"/>

  </DiscoveryTypes>

  <DataSource ID="TimedPowerShell" TypeID="Windows!Microsoft.Windows.TimedPowerShell.DiscoveryProvider" RunAs="System!System.PrivilegedMonitoringAccount">

    <IntervalSeconds>3600</IntervalSeconds>

    <SyncTime/>

    <ScriptName>Discover Agent Versions</ScriptName>

    <ScriptBody><Script>$errorActionPreference = 'Stop'

Set-StrictMode -Version 2



$SCOMPowerShellKey = "HKLM:\SOFTWARE\Microsoft\System Center Operations Manager\12\Setup\Powershell\V2"

$SCOMModulePath = Join-Path (Get-ItemProperty $SCOMPowerShellKey).InstallDirectory &#x201C;OperationsManager&#x201D;

Import-module $SCOMModulePath



# group agents by version and sort

$versionGroups = Get-SCOMAgent | group Version, PatchList.Value



#add a helper class to get the localized display strings

$langClass = New-Module {



    $lang = (Get-Culture).ThreeLetterWindowsLanguageName

    $mp = Get-SCOMManagementPack -Name  Microsoft.SystemCenter.OperationsManager.SummaryDashboard

    # Set localized language to ENU if the expected language is not found in MP

    try

    {

    $temp = $mp.GetDisplayString($lang)

    }

    catch [Microsoft.EnterpriseManagement.Common.ObjectNotFoundException]

    {

    $lang = "ENU"

    }



    function GetLocalizedDisplayString($elementId)

    {

        $localizedName = $mp.FindManagementPackElementByName($elementId).GetDisplayString($lang).Name

        if (!$localizedName) {$localizedName = $elementId}

        $localizedName

    }

    Export-ModuleMember -Variable * -Function *

} -asCustomObject



$api = New-Object -comObject "MOM.ScriptAPI"

$discoveryData = $api.CreateDiscoveryData(0, "$MPElement$", "$Target/Id$")



if ($versionGroups)

{

foreach ($versionGroup in $versionGroups)

{

    $name = $versionGroup.Values[0]

    if ($name.Trim() -eq '') {$name = $langClass.GetLocalizedDisplayString("NoVersionData")}



    $instance = $discoveryData.CreateClassInstance("$MPElement[Name='Microsoft.SystemCenter.AgentVersions']$")

    $instance.AddProperty("$MPElement[Name='Microsoft.SystemCenter.AgentVersions']/Version$", $name)

    $instance.AddProperty("$MPElement[Name='Microsoft.SystemCenter.AgentVersions']/CumulativeUpdate$", $versionGroup.Values[1])

    $instance.AddProperty("$MPElement[Name='Microsoft.SystemCenter.AgentVersions']/CountOfVersion$", $versionGroup.Group.Count)



    $discoveryData.AddInstance($instance)

}

}

else

{

    $instance = $discoveryData.CreateClassInstance("$MPElement[Name='Microsoft.SystemCenter.AgentVersions']$")

    $localizedName = $langClass.GetLocalizedDisplayString("NoAgentsFound")

    $instance.AddProperty("$MPElement[Name='Microsoft.SystemCenter.AgentVersions']/CumulativeUpdate$", "")

    $instance.AddProperty("$MPElement[Name='Microsoft.SystemCenter.AgentVersions']/Version$", $localizedName)

    $discoveryData.AddInstance($instance)

}

$discoveryData</Script></ScriptBody>

    <TimeoutSeconds>300</TimeoutSeconds>

    <StrictErrorHandling>false</StrictErrorHandling>

  </DataSource>

</Discovery>