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VMware Rollup - Hosts And Clusters Discovery

Community.VMware.Discovery.Rollup.HostsAndClusters (Discovery)

PowerShell script that discovers Hosts and Clusters objects

Element properties:

TargetCommunity.VMware.Class.vCenter
EnabledTrue
Frequency7200
RemotableFalse

Member Modules:

ID Module Type TypeId RunAs 
DS DataSource Microsoft.Windows.TimedPowerShell.DiscoveryProvider Default

Source Code:

<Discovery ID="Community.VMware.Discovery.Rollup.HostsAndClusters" Target="Community.VMware.Class.vCenter" Enabled="true" ConfirmDelivery="false" Remotable="true" Priority="Normal">

  <Category>Discovery</Category>

  <DiscoveryTypes/>

  <DataSource ID="DS" TypeID="Windows!Microsoft.Windows.TimedPowerShell.DiscoveryProvider">

    <IntervalSeconds>7200</IntervalSeconds>

    <SyncTime>02:00</SyncTime>

    <ScriptName>Community.VMware.Discovery.RollupHostsAndClusters.ps1</ScriptName>

    <ScriptBody><Script>param($sourceId,$managedEntityId,$vCenterServerName)



Function ExitPrematurely ($Message) {

	$discoveryData.IsSnapshot = $false

	$api.LogScriptEvent($ScriptName,1985,2,$Message)

	$discoveryData

	exit

}



Function LogScriptEvent {

	Param (

		

		#0 = Informational

		#1 = Error

		#2 = Warning

		[parameter(Mandatory=$true)]

		[ValidateRange(0,2)]

		[int]$EventLevel

		,

		

		[parameter(Mandatory=$true)]

		[string]$Message

	)



	$api.LogScriptEvent($ScriptName,1985,$EventLevel,$Message)

}



Function DefaultErrorLogging {

	LogScriptEvent -EventLevel 1 -Message ("$_`rType:$($_.Exception.GetType().FullName)`r$($_.InvocationInfo.PositionMessage)`rReceivedParam:`rsourceId:$sourceId`rmanagedEntityId:$managedEntityId`rvCenterServerName:$vCenterServerName")

}



$ScriptName = 'Community.VMware.Discovery.Rollup.HostsAndClusters.ps1'

$api = new-object -comObject 'MOM.ScriptAPI'

$discoveryData = $api.CreateDiscoveryData(0, $sourceId, $managedEntityId)



Try {Import-Module OperationsManager}

Catch {DefaultErrorLogging}



Try {New-SCOMManagementGroupConnection 'localhost'}

Catch {DefaultErrorLogging}



Try {$MGconn = Get-SCOMManagementGroupConnection | Where {$_.IsActive -eq $true}}

Catch {DefaultErrorLogging}



If(!$MGconn){

	ExitPrematurely ("Unable to connect to the local management group")

}



#Get Already Discovered Datacenters from this vCenter

Try {$VMdatacenterObjs = Get-SCOMClass -Name 'Community.VMware.Class.Datacenter' | Get-SCOMClassInstance | Where {$_.'[Community.VMware.Class.vCenter].vCenterServerName'.Value -eq $vCenterServerName}}

Catch {DefaultErrorLogging}



If (!$VMdatacenterObjs){

	ExitPrematurely ("No VM Datacenters found discovered in SCOM for vCenter " + $vCenterServerName)

}



#Get Already Discovered Cluster Objects from this vCenter

Try {$DiscoveredClusters = Get-SCOMClass -Name 'Community.VMware.Class.Cluster' | Get-SCOMClassInstance  | Where {$_.'[Community.VMware.Class.vCenter].vCenterServerName'.Value -eq $vCenterServerName}}

Catch {DefaultErrorLogging}



#Get Already Discovered Standalone Hosts from this vCenter

Try {$DiscoveredStandaloneHosts = Get-SCOMClass -Name 'Community.VMware.Class.Host' | Get-SCOMClassInstance  | Where {($_.'[Community.VMware.Class.vCenter].vCenterServerName'.Value -eq $vCenterServerName) -and ($_.'[Community.VMware.Class.Host].IsStandalone'.Value -eq 'True')}}

Catch {DefaultErrorLogging}



#Create RollupvCenter Object

$vCenterRootInstance = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.Rollup.vCenter']$")

$vCenterRootInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.vCenter']/vCenterServerName$", $vCenterServerName)

$vCenterRootInstance.AddProperty("$MPElement[Name='System!System.Entity']/DisplayName$", $vCenterServerName)

$discoveryData.AddInstance($vCenterRootInstance)



#Create RollupHostsAndClusters for THIS RollupvCenter instance

$RollupHostsAndClustersInstance = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters']$")

$RollupHostsAndClustersInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters']/Name$", 'Hosts and Clusters')

$RollupHostsAndClustersInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.vCenter']/vCenterServerName$", $vCenterServerName)

$RollupHostsAndClustersInstance.AddProperty("$MPElement[Name='System!System.Entity']/DisplayName$", 'Hosts and Clusters')

$discoveryData.AddInstance($RollupHostsAndClustersInstance)



#RollupvCenterRoot Hosts RollupHostsAndClusters

$rel1 = $discoveryData.CreateRelationshipInstance("$MPElement[Name='Community.VMware.Relationship.Rollup.vCenterHostsHostsAndClusters']$")

$rel1.Source = $vCenterRootInstance

$rel1.Target = $RollupHostsAndClustersInstance

$discoveryData.AddInstance($rel1)



ForEach ($VMdatacenter in $VMdatacenterObjs){



	#Create RollupDatacenter Obj

	$RollupDatacenterInstance = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.Datacenter']$")

	$RollupDatacenterInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.Datacenter']/DatacenterName$", $VMdatacenter.DisplayName)

	$RollupDatacenterInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.Datacenter']/DatacenterId$", $VMdatacenter.'[Community.VMware.Class.Datacenter].DatacenterId'.Value )

	$RollupDatacenterInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters']/Name$", "Hosts and Clusters")

	$RollupDatacenterInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.vCenter']/vCenterServerName$", $vCenterServerName)

	$RollupDatacenterInstance.AddProperty("$MPElement[Name='System!System.Entity']/DisplayName$",  $VMdatacenter.DisplayName)

	$discoveryData.AddInstance($RollupDatacenterInstance)

	

	#RollupHostsAndClusters Hosts Datacenter

	$rel2 = $discoveryData.CreateRelationshipInstance("$MPElement[Name='Community.VMware.Relationship.Rollup.HostsAndClustersHostsDatacenter']$")

	$rel2.Source = $RollupHostsAndClustersInstance

	$rel2.Target = $RollupDatacenterInstance

	$discoveryData.AddInstance($rel2)

	

	#Create RollupAllClusters Obj

	$RollupAllClustersInstance = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.AllClusters']$")

	$RollupAllClustersInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.AllClusters']/Name$", 'Clusters')

	$RollupAllClustersInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.Datacenter']/DatacenterId$", $VMdatacenter.'[Community.VMware.Class.Datacenter].DatacenterId'.Value )

	$RollupAllClustersInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters']/Name$", "Hosts and Clusters")

	$RollupAllClustersInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.vCenter']/vCenterServerName$", $vCenterServerName)

	$RollupAllClustersInstance.AddProperty("$MPElement[Name='System!System.Entity']/DisplayName$", 'Clusters')

	$discoveryData.AddInstance($RollupAllClustersInstance)

	

	#RollupDatacenter Hosts RollupAllClusters

	$rel3 = $discoveryData.CreateRelationshipInstance("$MPElement[Name='Community.VMware.Relationship.Rollup.HostsAndClusters.DatacenterHostsAllClusters']$")

	$rel3.Source = $RollupDatacenterInstance

	$rel3.Target = $RollupAllClustersInstance

	$discoveryData.AddInstance($rel3)

	

	If ($DiscoveredClusters){

	

		#Get Discovered Cluster Objects in this Datacenter

		Try {$RelClusterReferencesDatacenter = Get-SCOMRelationship -Name 'Community.VMware.Relationship.ClusterReferencesDatacenter'}

		Catch {DefaultErrorLogging}

		

		Try {$DiscoveredClustersInThisDatacenter = Get-SCOMRelationshipInstance -TargetInstance $VMdatacenter | Where {$_.RelationshipId  -eq $RelClusterReferencesDatacenter.Id} | Select SourceObject}

		Catch {DefaultErrorLogging}



		ForEach ($Cluster in $DiscoveredClustersInThisDatacenter){

		

			#Create RollupCluster Obj

			$RollupClusterInstance = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.Cluster']$")

			$RollupClusterInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.Cluster']/ClusterName$", [string]$Cluster.SourceObject )

			$RollupClusterInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.Cluster']/ClusterId$", $Cluster.SourceObject.Name )

			$RollupClusterInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.AllClusters']/Name$", 'Clusters')

			$RollupClusterInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.Datacenter']/DatacenterId$", $VMdatacenter.'[Community.VMware.Class.Datacenter].DatacenterId'.Value )

			$RollupClusterInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters']/Name$", "Hosts and Clusters")

			$RollupClusterInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.vCenter']/vCenterServerName$", $vCenterServerName)

			$RollupClusterInstance.AddProperty("$MPElement[Name='System!System.Entity']/DisplayName$", [string]$Cluster.SourceObject)

			$discoveryData.AddInstance($RollupClusterInstance)

			

			#RollupAllClusters Hosts RollupCluster

			$rel4 = $discoveryData.CreateRelationshipInstance("$MPElement[Name='Community.VMware.Relationship.Rollup.HostsAndClusters.AllClustersHostsCluster']$")

			$rel4.Source = $RollupAllClustersInstance

			$rel4.Target = $RollupClusterInstance

			$discoveryData.AddInstance($rel4)

			

			#Already Discovered Cluster

			$ClusterInstance = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.Cluster']$")

			$ClusterInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Cluster']/ClusterId$", [string]$Cluster.SourceObject.Name)

			$ClusterInstance.AddProperty("$MPElement[Name='Community.VMware.Class.vCenter']/vCenterServerName$", $vCenterServerName)

			

			#RollupCluster Contains Cluster

			$rel5 = $discoveryData.CreateRelationshipInstance("$MPElement[Name='Community.VMware.Relationship.Rollup.HostsAndClusters.ClusterContainsCluster']$")

			$rel5.Source = $RollupClusterInstance

			$rel5.Target = $ClusterInstance

			$discoveryData.AddInstance($rel5)

			

			#Get Discovered Hosts In This Cluster

			$RelClusterContainsHost = Get-SCOMRelationship -Name 'Community.VMware.Relationship.ClusterContainsHost'

			$DiscoveredHostsInThisCluster = Get-SCOMRelationshipInstance -SourceInstance $Cluster.SourceObject | Where {$_.RelationshipId  -eq $RelClusterContainsHost.Id} | Select TargetObject

			

			ForEach ($DiscoveredHostInThisCluster in $DiscoveredHostsInThisCluster){

				

				#Get Virtual Machines in this Cluster Host

				$RelVirtualMachineReferencesHost = Get-SCOMRelationship -Name 'Community.VMware.Relationship.VirtualMachineReferencesHost'

				$VirtualMachinesInThisClusterHost = Get-SCOMRelationshipInstance -TargetInstance $DiscoveredHostInThisCluster.TargetObject | Where {$_.RelationshipId  -eq $RelVirtualMachineReferencesHost.Id} | Select SourceObject

				

				If ($VirtualMachinesInThisClusterHost){

				

					#Create RollupClusterVirtualMachines Instance

					$RollupClusterVirtualMachinesInstance = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.ClusterVirtualMachines']$")

					$RollupClusterVirtualMachinesInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.ClusterVirtualMachines']/Name$", 'Virtual Machines')

					$RollupClusterVirtualMachinesInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.Cluster']/ClusterId$", $Cluster.SourceObject.Name )

					$RollupClusterVirtualMachinesInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.AllClusters']/Name$", 'Clusters')

					$RollupClusterVirtualMachinesInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.Datacenter']/DatacenterId$", $VMdatacenter.'[Community.VMware.Class.Datacenter].DatacenterId'.Value )

					$RollupClusterVirtualMachinesInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters']/Name$", "Hosts and Clusters")

					$RollupClusterVirtualMachinesInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.vCenter']/vCenterServerName$", $vCenterServerName)

					$RollupClusterVirtualMachinesInstance.AddProperty("$MPElement[Name='System!System.Entity']/DisplayName$", 'Virtual Machines')

					$discoveryData.AddInstance($RollupClusterVirtualMachinesInstance)

								

					#RollupCluster Hosts RollupClusterVirtualMachines

					$rel6 = $discoveryData.CreateRelationshipInstance("$MPElement[Name='Community.VMware.Relationship.Rollup.HostsAndClusters.ClusterHostsVirtualMachines']$")

					$rel6.Source = $RollupClusterInstance

					$rel6.Target = $RollupClusterVirtualMachinesInstance

					$discoveryData.AddInstance($rel6)

					

					#Add VM Object to VM Rollup

					ForEach ($VirtualMachineInThisClusterHost in $VirtualMachinesInThisClusterHost){

					

						#Already Discovered VM

						$VMinstance = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.VirtualMachine']$")

						$VMinstance.AddProperty("$MPElement[Name='Community.VMware.Class.VirtualMachine']/VirtualMachineId$", $VirtualMachineInThisClusterHost.SourceObject.Name )

						$VMInstance.AddProperty("$MPElement[Name='Community.VMware.Class.vCenter']/vCenterServerName$", $vCenterServerName)

						

						#RollupClusterVirtualMachines Contains VM

						$rel7 = $discoveryData.CreateRelationshipInstance("$MPElement[Name='Community.VMware.Relationship.Rollup.HostsAndClusters.ClusterVirtualMachinesContainsVirtualMachine']$")

						$rel7.Source = $RollupClusterVirtualMachinesInstance

						$rel7.Target = $VMinstance

						$discoveryData.AddInstance($rel7)

					}

				}

			

				#Get Datastores in this Cluster Host

				$RelHostReferencesDatastore = Get-SCOMRelationship -Name 'Community.VMware.Relationship.HostReferencesDatastore'

				$VMdatastoresInThisClusterHost = Get-SCOMRelationshipInstance -SourceInstance $DiscoveredHostInThisCluster.TargetObject | Where {$_.RelationshipId  -eq $RelHostReferencesDatastore.Id} | Select TargetObject

				

				If ($VMdatastoresInThisClusterHost){

					

					#Create RollupDatastore

					$RollupClusterDatastoreInstance = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.ClusterDatastores']$")

					$RollupClusterDatastoreInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.ClusterDatastores']/Name$", 'Datastores')

					$RollupClusterDatastoreInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.Cluster']/ClusterId$", $Cluster.SourceObject.Name )

					$RollupClusterDatastoreInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.AllClusters']/Name$", 'Clusters')

					$RollupClusterDatastoreInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.Datacenter']/DatacenterId$", $VMdatacenter.'[Community.VMware.Class.Datacenter].DatacenterId'.Value )

					$RollupClusterDatastoreInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters']/Name$", "Hosts and Clusters")

					$RollupClusterDatastoreInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.vCenter']/vCenterServerName$", $vCenterServerName)

					$RollupClusterDatastoreInstance.AddProperty("$MPElement[Name='System!System.Entity']/DisplayName$", 'Datastores')

					$discoveryData.AddInstance($RollupClusterDatastoreInstance)

								

					#RollupCluster Hosts RollupClusterDatastores

					$rel6 = $discoveryData.CreateRelationshipInstance("$MPElement[Name='Community.VMware.Relationship.Rollup.HostsAndClusters.ClusterHostsDatastores']$")

					$rel6.Source = $RollupClusterInstance

					$rel6.Target = $RollupClusterDatastoreInstance

					$discoveryData.AddInstance($rel6)

					

					ForEach ($VMdatastoreInThisClusterHost in $VMdatastoresInThisClusterHost){

					

						#Already Discovered Datastore Obj

						$VMdatastoreInstance = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.Datastore']$")

						$VMdatastoreInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Datastore']/DatastoreId$", $VMdatastoreInThisClusterHost.TargetObject.Name )

						$VMdatastoreInstance.AddProperty("$MPElement[Name='Community.VMware.Class.vCenter']/vCenterServerName$", $vCenterServerName)

						

						#RollupClusterDatastores Contains VM

						$rel7 = $discoveryData.CreateRelationshipInstance("$MPElement[Name='Community.VMware.Relationship.Rollup.HostsAndClusters.ClusterDatastoresContainsDatastore']$")

						$rel7.Source = $RollupClusterDatastoreInstance

						$rel7.Target = $VMdatastoreInstance

						$discoveryData.AddInstance($rel7)

					}

				}

				

				#Get Networks in this Cluster Host

				$RelHostReferencesNetwork = Get-SCOMRelationship -Name 'Community.VMware.Relationship.HostReferencesNetwork'

				$NetworksInThisClusterHost = Get-SCOMRelationshipInstance -SourceInstance $DiscoveredHostInThisCluster.TargetObject | Where {$_.RelationshipId  -eq $RelHostReferencesNetwork.Id} | Select TargetObject

				

				If ($NetworksInThisClusterHost){

					

					#Create RollupNetwork

					$RollupClusterNetworkInstance = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.ClusterNetworks']$")

					$RollupClusterNetworkInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.ClusterNetworks']/Name$", 'Networks')

					$RollupClusterNetworkInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.Cluster']/ClusterId$", $Cluster.SourceObject.Name )

					$RollupClusterNetworkInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.AllClusters']/Name$", 'Clusters')

					$RollupClusterNetworkInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.Datacenter']/DatacenterId$", $VMdatacenter.'[Community.VMware.Class.Datacenter].DatacenterId'.Value )

					$RollupClusterNetworkInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters']/Name$", "Hosts and Clusters")

					$RollupClusterNetworkInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.vCenter']/vCenterServerName$", $vCenterServerName)

					$RollupClusterNetworkInstance.AddProperty("$MPElement[Name='System!System.Entity']/DisplayName$", 'Networks')

					$discoveryData.AddInstance($RollupClusterNetworkInstance)

								

					#RollupCluster Hosts RollupNetwork

					$rel6 = $discoveryData.CreateRelationshipInstance("$MPElement[Name='Community.VMware.Relationship.Rollup.HostsAndClusters.ClusterHostsNetworks']$")

					$rel6.Source = $RollupClusterInstance

					$rel6.Target = $RollupClusterNetworkInstance

					$discoveryData.AddInstance($rel6)

					

					ForEach ($NetworkInThisClusterHost in $NetworksInThisClusterHost){

					

						#Already Discovered Network Obj

						$VMnetworkInstance = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.Network']$")

						$VMnetworkInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Network']/NetworkId$", $NetworkInThisClusterHost.TargetObject.Name)

						$VMnetworkInstance.AddProperty("$MPElement[Name='Community.VMware.Class.vCenter']/vCenterServerName$", $vCenterServerName)

						

						#RollupClusterDatastores Contains VM

						$rel7 = $discoveryData.CreateRelationshipInstance("$MPElement[Name='Community.VMware.Relationship.Rollup.HostsAndClusters.ClusterNetworksContainsNetwork']$")

						$rel7.Source = $RollupClusterNetworkInstance

						$rel7.Target = $VMnetworkInstance

						$discoveryData.AddInstance($rel7)

					}

				}

			}

		

			#Get Discovered vApps In this Cluster

			$RelvAppReferencesCluster = Get-SCOMRelationship -Name 'Community.VMware.Relationship.vAppReferencesCluster'

			$DiscoveredvAppsReferencingCluster = Get-SCOMRelationshipInstance -TargetInstance $Cluster.SourceObject | Where {$_.RelationshipId  -eq $RelvAppReferencesCluster.Id} | Select SourceObject

			

			If ($DiscoveredvAppsReferencingCluster){

			

				#Create RollupClustervApps Instance

				$RollupvAppsInstance = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.ClustervApps']$")

				$RollupvAppsInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.ClustervApps']/Name$", 'vApps')

				$RollupvAppsInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.Cluster']/ClusterId$", $Cluster.SourceObject.Name )

				$RollupvAppsInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.AllClusters']/Name$", 'Clusters')

				$RollupvAppsInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.Datacenter']/DatacenterId$", $VMdatacenter.'[Community.VMware.Class.Datacenter].DatacenterId'.Value )

				$RollupvAppsInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters']/Name$", "Hosts and Clusters")

				$RollupvAppsInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.vCenter']/vCenterServerName$", $vCenterServerName)

				$RollupvAppsInstance.AddProperty("$MPElement[Name='System!System.Entity']/DisplayName$", 'vApps')

				$discoveryData.AddInstance($RollupvAppsInstance)

							

				#RollupCluster Hosts RollupClustervApps

				$rel6 = $discoveryData.CreateRelationshipInstance("$MPElement[Name='Community.VMware.Relationship.Rollup.HostsAndClusters.ClusterHostsvApps']$")

				$rel6.Source = $RollupClusterInstance

				$rel6.Target = $RollupvAppsInstance

				$discoveryData.AddInstance($rel6)

			

				ForEach ($DiscoveredvAppReferencingCluster in $DiscoveredvAppsReferencingCluster){

				

					#Already Discovered vApp

					$vAppInstance = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.vApp']$")

					$vAppInstance.AddProperty("$MPElement[Name='Community.VMware.Class.vApp']/vAppId$", $DiscoveredvAppReferencingCluster.SourceObject.Name )

					$vAppInstance.AddProperty("$MPElement[Name='Community.VMware.Class.vCenter']/vCenterServerName$", $vCenterServerName)

					

					#RollupClustervApps Contains vApps

					$rel6 = $discoveryData.CreateRelationshipInstance("$MPElement[Name='Community.VMware.Relationship.Rollup.HostsAndClusters.ClustervAppsContainsvApp']$")

					$rel6.Source = $RollupvAppsInstance

					$rel6.Target = $vAppInstance

					$discoveryData.AddInstance($rel6)

				}

			}

		}

	}



	#Create AllStandaloneHosts Obj

	$RollupAllStandaloneHostsInstance = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.AllStandaloneHosts']$")

	$RollupAllStandaloneHostsInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.AllStandaloneHosts']/Name$", 'Standalone Hosts')

	$RollupAllStandaloneHostsInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.Datacenter']/DatacenterId$", $VMdatacenter.'[Community.VMware.Class.Datacenter].DatacenterId'.Value )

	$RollupAllStandaloneHostsInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters']/Name$", 'Hosts and Clusters')

	$RollupAllStandaloneHostsInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.vCenter']/vCenterServerName$", $vCenterServerName)

	$RollupAllStandaloneHostsInstance.AddProperty("$MPElement[Name='System!System.Entity']/DisplayName$", 'Standalone Hosts')

	$discoveryData.AddInstance($RollupAllStandaloneHostsInstance)

	

	#RollupDatacenter Hosts AllStandaloneHosts

	$rel8 = $discoveryData.CreateRelationshipInstance("$MPElement[Name='Community.VMware.Relationship.Rollup.HostsAndClusters.DatacenterHostsAllStandaloneHosts']$")

	$rel8.Source = $RollupDatacenterInstance

	$rel8.Target = $RollupAllStandaloneHostsInstance

	$discoveryData.AddInstance($rel8)

	

	If ($DiscoveredStandaloneHosts){

	

		#Get Discovered Standalone Hosts in this Datacenter

		$RelHostReferencesDatacenter = Get-SCOMRelationship -Name 'Community.VMware.Relationship.HostReferencesDatacenter'

		$DiscoveredHostsInThisDatacenter = Get-SCOMRelationshipInstance -TargetInstance $VMdatacenter | Where {$_.RelationshipId  -eq $RelHostReferencesDatacenter.Id} | Select SourceObject

		

		ForEach ($DiscoveredHostInThisDatacenter in $DiscoveredHostsInThisDatacenter){

			

			#Only Standalone Hosts

			If ($DiscoveredStandaloneHosts | Where {$_.Id -eq $DiscoveredHostInThisDatacenter.SourceObject.Id}){

				

				#Create RollupStandaloneHost Obj

				$RollupStandaloneHostInstance = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.StandaloneHost']$")

				$RollupStandaloneHostInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.StandaloneHost']/HostName$", [string]$DiscoveredHostInThisDatacenter.SourceObject )

				$RollupStandaloneHostInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.StandaloneHost']/HostId$", $DiscoveredHostInThisDatacenter.SourceObject.Name )

				$RollupStandaloneHostInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.AllStandaloneHosts']/Name$", 'Standalone Hosts')

				$RollupStandaloneHostInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.Datacenter']/DatacenterId$", $VMdatacenter.'[Community.VMware.Class.Datacenter].DatacenterId'.Value )

				$RollupStandaloneHostInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters']/Name$", "Hosts and Clusters")

				$RollupStandaloneHostInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.vCenter']/vCenterServerName$", $vCenterServerName)

				$RollupStandaloneHostInstance.AddProperty("$MPElement[Name='System!System.Entity']/DisplayName$", [string]$DiscoveredHostInThisDatacenter.SourceObject)

				$discoveryData.AddInstance($RollupStandaloneHostInstance)

				

				#RollupAllStandaloneHosts Hosts RollupStandaloneHost

				$rel9 = $discoveryData.CreateRelationshipInstance("$MPElement[Name='Community.VMware.Relationship.Rollup.HostsAndClusters.AllStandaloneHostsHostsStandaloneHost']$")

				$rel9.Source = $RollupAllStandaloneHostsInstance

				$rel9.Target = $RollupStandaloneHostInstance

				$discoveryData.AddInstance($rel9)

				

				#Already Discovered Host Obj

				$VMhostObj = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.Host']$")

				$VMhostObj.AddProperty("$MPElement[Name='Community.VMware.Class.Host']/HostId$", $DiscoveredHostInThisDatacenter.SourceObject.Name)

				$VMhostObj.AddProperty("$MPElement[Name='Community.VMware.Class.vCenter']/vCenterServerName$", $vCenterServerName)

				

				#RollupStandaloneHost Contains Host

				$rel10 = $discoveryData.CreateRelationshipInstance("$MPElement[Name='Community.VMware.Relationship.Rollup.HostsAndClusters.StandaloneHostContainsHost']$")

				$rel10.Source = $RollupStandaloneHostInstance

				$rel10.Target = $VMhostObj

				$discoveryData.AddInstance($rel10)

				

				#VMs in Standalone Host

				$RelVirtualMachineReferencesHost = Get-SCOMRelationship -Name 'Community.VMware.Relationship.VirtualMachineReferencesHost'

				$VirtualMachinesInThisStandaloneHost = Get-SCOMRelationshipInstance -TargetInstance $DiscoveredHostInThisDatacenter.SourceObject | Where {$_.RelationshipId  -eq $RelVirtualMachineReferencesHost.Id} | Select SourceObject

				

				If ($VirtualMachinesInThisStandaloneHost){

				

					#Create RollupStandaloneHostVirtualMachines Instance

					$RollupStandaloneHostVirtualMachinesInstance = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.StandaloneHostVirtualMachines']$")

					$RollupStandaloneHostVirtualMachinesInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.StandaloneHostVirtualMachines']/Name$", 'Virtual Machines')

					$RollupStandaloneHostVirtualMachinesInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.StandaloneHost']/HostId$", $DiscoveredHostInThisDatacenter.SourceObject.Name)

					$RollupStandaloneHostVirtualMachinesInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.AllStandaloneHosts']/Name$", 'Standalone Hosts')

					$RollupStandaloneHostVirtualMachinesInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.Datacenter']/DatacenterId$", $VMdatacenter.'[Community.VMware.Class.Datacenter].DatacenterId'.Value )

					$RollupStandaloneHostVirtualMachinesInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters']/Name$", "Hosts and Clusters")

					$RollupStandaloneHostVirtualMachinesInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.vCenter']/vCenterServerName$", $vCenterServerName)

					$RollupStandaloneHostVirtualMachinesInstance.AddProperty("$MPElement[Name='System!System.Entity']/DisplayName$", 'Virtual Machines')

					$discoveryData.AddInstance($RollupStandaloneHostVirtualMachinesInstance)

								

					#RollupStandaloneHost Hosts RollupStandaloneHostVirtualMachines

					$rel11 = $discoveryData.CreateRelationshipInstance("$MPElement[Name='Community.VMware.Relationship.Rollup.HostsAndClusters.StandaloneHostHostsVirtualMachines']$")

					$rel11.Source = $RollupStandaloneHostInstance

					$rel11.Target = $RollupStandaloneHostVirtualMachinesInstance

					$discoveryData.AddInstance($rel11)

					

					#Add VM Object to VM Rollup

					ForEach ($VirtualMachineInThisStandaloneHost in $VirtualMachinesInThisStandaloneHost){

					

						#Already Discovered VM

						$VMinstance = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.VirtualMachine']$")

						$VMinstance.AddProperty("$MPElement[Name='Community.VMware.Class.VirtualMachine']/VirtualMachineId$", $VirtualMachineInThisStandaloneHost.SourceObject.Name )

						$VMInstance.AddProperty("$MPElement[Name='Community.VMware.Class.vCenter']/vCenterServerName$", $vCenterServerName)

						

						#RollupStandaloneHostVirtualMachines Contains VM

						$rel12 = $discoveryData.CreateRelationshipInstance("$MPElement[Name='Community.VMware.Relationship.Rollup.HostsAndClusters.StandaloneHostVirtualMachinesContainsVirtualMachine']$")

						$rel12.Source = $RollupStandaloneHostVirtualMachinesInstance

						$rel12.Target = $VMinstance

						$discoveryData.AddInstance($rel12)

					}

				}

			

				#Get Datastores in this Standalone Host

				$RelHostReferencesDatastore = Get-SCOMRelationship -Name 'Community.VMware.Relationship.HostReferencesDatastore'

				$VMdatastoresInThisStandaloneHost = Get-SCOMRelationshipInstance -SourceInstance $DiscoveredHostInThisDatacenter.SourceObject | Where {$_.RelationshipId  -eq $RelHostReferencesDatastore.Id} | Select TargetObject

				

				If ($VMdatastoresInThisStandaloneHost){

					

					#Create RollupDatastore

					$RollupStandaloneHostDatastoresInstance = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.StandaloneHostDatastores']$")

					$RollupStandaloneHostDatastoresInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.StandaloneHostDatastores']/Name$", 'Datastores')

					$RollupStandaloneHostDatastoresInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.StandaloneHost']/HostId$", $DiscoveredHostInThisDatacenter.SourceObject.Name)

					$RollupStandaloneHostDatastoresInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.AllStandaloneHosts']/Name$", 'Standalone Hosts')

					$RollupStandaloneHostDatastoresInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.Datacenter']/DatacenterId$", $VMdatacenter.'[Community.VMware.Class.Datacenter].DatacenterId'.Value )

					$RollupStandaloneHostDatastoresInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters']/Name$", "Hosts and Clusters")

					$RollupStandaloneHostDatastoresInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.vCenter']/vCenterServerName$", $vCenterServerName)

					$RollupStandaloneHostDatastoresInstance.AddProperty("$MPElement[Name='System!System.Entity']/DisplayName$", 'Datastores')

					$discoveryData.AddInstance($RollupStandaloneHostDatastoresInstance)

					

					#RollupStandaloneHost Contains RollupDatastore

					$rel11 = $discoveryData.CreateRelationshipInstance("$MPElement[Name='Community.VMware.Relationship.Rollup.HostsAndClusters.StandaloneHostHostsDatastores']$")

					$rel11.Source = $RollupStandaloneHostInstance

					$rel11.Target = $RollupStandaloneHostDatastoresInstance

					$discoveryData.AddInstance($rel11)

					

					ForEach ($VMdatastoreInThisStandaloneHost in $VMdatastoresInThisStandaloneHost){

					

						#Already Discovered Datastore Obj

						$VMdatastoreInstance = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.Datastore']$")

						$VMdatastoreInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Datastore']/DatastoreId$", $VMdatastoreInThisStandaloneHost.TargetObject.Name )

						$VMdatastoreInstance.AddProperty("$MPElement[Name='Community.VMware.Class.vCenter']/vCenterServerName$", $vCenterServerName)

						

						#RollupDatastore Contains Datastore

						$rel12 = $discoveryData.CreateRelationshipInstance("$MPElement[Name='Community.VMware.Relationship.Rollup.HostsAndClusters.StandaloneHostDatastoresContainsDatastore']$")

						$rel12.Source = $RollupStandaloneHostDatastoresInstance

						$rel12.Target = $VMdatastoreInstance

						$discoveryData.AddInstance($rel12)

					}

				}

				

				#Get Networks in this Standalone Host

				$RelHostReferencesNetwork = Get-SCOMRelationship -Name 'Community.VMware.Relationship.HostReferencesNetwork'

				$NetworksInThisStandaloneHost = Get-SCOMRelationshipInstance -SourceInstance $DiscoveredHostInThisDatacenter.SourceObject | Where {$_.RelationshipId  -eq $RelHostReferencesNetwork.Id} | Select TargetObject

				

				If ($NetworksInThisStandaloneHost){

					

					#Create RollupNetwork

					$RollupStandaloneHostNetworksInstance = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.StandaloneHostNetworks']$")

					$RollupStandaloneHostNetworksInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.StandaloneHostNetworks']/Name$", 'Networks')

					$RollupStandaloneHostNetworksInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.StandaloneHost']/HostId$", $DiscoveredHostInThisDatacenter.SourceObject.Name)

					$RollupStandaloneHostNetworksInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.AllStandaloneHosts']/Name$", 'Standalone Hosts')

					$RollupStandaloneHostNetworksInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.Datacenter']/DatacenterId$", $VMdatacenter.'[Community.VMware.Class.Datacenter].DatacenterId'.Value )

					$RollupStandaloneHostNetworksInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters']/Name$", "Hosts and Clusters")

					$RollupStandaloneHostNetworksInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.vCenter']/vCenterServerName$", $vCenterServerName)

					$RollupStandaloneHostNetworksInstance.AddProperty("$MPElement[Name='System!System.Entity']/DisplayName$", 'Networks')

					$discoveryData.AddInstance($RollupStandaloneHostNetworksInstance)

					

					#RollupStandaloneHost Contains RollupNetwork

					$rel11 = $discoveryData.CreateRelationshipInstance("$MPElement[Name='Community.VMware.Relationship.Rollup.HostsAndClusters.StandaloneHostHostsNetworks']$")

					$rel11.Source = $RollupStandaloneHostInstance

					$rel11.Target = $RollupStandaloneHostNetworksInstance

					$discoveryData.AddInstance($rel11)

					

					ForEach ($NetworkInThisStandaloneHost in $NetworksInThisStandaloneHost){

					

						#Already Discovered Network Obj

						$VMnetworkInstance = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.Network']$")

						$VMnetworkInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Network']/NetworkId$", $NetworkInThisStandaloneHost.TargetObject.Name )

						$VMnetworkInstance.AddProperty("$MPElement[Name='Community.VMware.Class.vCenter']/vCenterServerName$", $vCenterServerName)

						

						#RollupNetwork Contains Network

						$rel12 = $discoveryData.CreateRelationshipInstance("$MPElement[Name='Community.VMware.Relationship.Rollup.HostsAndClusters.StandaloneHostNetworksContainsNetwork']$")

						$rel12.Source = $RollupStandaloneHostNetworksInstance

						$rel12.Target = $VMnetworkInstance

						$discoveryData.AddInstance($rel12)

					}

				}

			}

				

			#Get Discovered vApps In this Host

			$RelvAppReferencesHost = Get-SCOMRelationship -Name 'Community.VMware.Relationship.vAppReferencesHost'

			$DiscoveredvAppsReferencingHost = Get-SCOMRelationshipInstance -TargetInstance $Host.SourceObject | Where {$_.RelationshipId  -eq $RelvAppReferencesHost.Id} | Select SourceObject

			

			If ($DiscoveredvAppsReferencingHost){

			

				#Create RollupHostvApps Instance

				$RollupStandaloneHostvAppsInstance = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.StandaloneHostvApps']$")

				$RollupStandaloneHostvAppsInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.StandaloneHostvApps']/Name$", 'vApps')

				$RollupStandaloneHostvAppsInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.StandaloneHost']/HostId$", $DiscoveredHostInThisDatacenter.SourceObject.Name)

				$RollupStandaloneHostvAppsInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.AllStandaloneHosts']/Name$", 'Standalone Hosts')

				$RollupStandaloneHostvAppsInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters.Datacenter']/DatacenterId$", $VMdatacenter.'[Community.VMware.Class.Datacenter].DatacenterId'.Value )

				$RollupStandaloneHostvAppsInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.HostsAndClusters']/Name$", "Hosts and Clusters")

				$RollupStandaloneHostvAppsInstance.AddProperty("$MPElement[Name='Community.VMware.Class.Rollup.vCenter']/vCenterServerName$", $vCenterServerName)

				$RollupStandaloneHostvAppsInstance.AddProperty("$MPElement[Name='System!System.Entity']/DisplayName$", 'vApps')

				$discoveryData.AddInstance($RollupStandaloneHostvAppsInstance)

							

				#RollupHost Hosts RollupHostvApps

				$rel6 = $discoveryData.CreateRelationshipInstance("$MPElement[Name='Community.VMware.Relationship.Rollup.HostsAndClusters.StandaloneHostHostsvApps']$")

				$rel6.Source = $RollupStandaloneHostInstance

				$rel6.Target = $RollupStandaloneHostvAppsInstance

				$discoveryData.AddInstance($rel6)

			

				ForEach ($DiscoveredvAppReferencingHost in $DiscoveredvAppsReferencingHost){

				

					#Already Discovered vApp

					$vAppInstance = $discoveryData.CreateClassInstance("$MPElement[Name='Community.VMware.Class.vApp']$")

					$vAppInstance.AddProperty("$MPElement[Name='Community.VMware.Class.vApp']/vAppId$", $DiscoveredvAppReferencingHost.SourceObject.Name )

					$vAppInstance.AddProperty("$MPElement[Name='Community.VMware.Class.vCenter']/vCenterServerName$", $vCenterServerName)

					

					#RollupHostvApps Contains vApps

					$rel6 = $discoveryData.CreateRelationshipInstance("$MPElement[Name='Community.VMware.Relationship.Rollup.HostsAndClusters.StandaloneHostvAppsContainsvApp']$")

					$rel6.Source = $RollupStandaloneHostvAppsInstance

					$rel6.Target = $vAppInstance

					$discoveryData.AddInstance($rel6)

				}

			}

		}

	}

}

$discoveryData</Script></ScriptBody>

    <Parameters>

      <Parameter>

        <Name>sourceID</Name>

        <Value>$MPElement$</Value>

      </Parameter>

      <Parameter>

        <Name>managedEntityID</Name>

        <Value>$Target/Id$</Value>

      </Parameter>

      <Parameter>

        <Name>vCenterServerName</Name>

        <Value>$Target/Property[Type="Community.VMware.Class.vCenter"]/vCenterServerName$</Value>

      </Parameter>

    </Parameters>

    <TimeoutSeconds>300</TimeoutSeconds>

  </DataSource>

</Discovery>