Discover Cluster Shared Volumes

VKernel.CapacityAnalyzer.ClusterSharedVolumeDiscovery (Discovery)

Element properties:

Object Discovery Details:

Member Modules:

Source Code:

<Discovery ID="VKernel.CapacityAnalyzer.ClusterSharedVolumeDiscovery" Enabled="true" Target="SCVMM2012DiscoveryMP!Microsoft.SystemCenter.VirtualMachineManager.2012.HyperVHost" ConfirmDelivery="false" Remotable="true" Priority="Normal">

  <Category>Discovery</Category>

  <DiscoveryTypes>

    <DiscoveryClass TypeID="VKernel.CapacityAnalyzer.ClusterSharedVolume">

      <Property TypeID="VKernel.CapacityAnalyzer.ClusterSharedVolume" PropertyID="Name"/>

      <Property TypeID="VKernel.CapacityAnalyzer.ClusterSharedVolume" PropertyID="DiskName"/>

      <Property TypeID="VKernel.CapacityAnalyzer.ClusterSharedVolume" PropertyID="FileSystem"/>

      <Property TypeID="VKernel.CapacityAnalyzer.ClusterSharedVolume" PropertyID="VolumeGuid"/>

      <Property TypeID="VKernel.CapacityAnalyzer.ClusterSharedVolume" PropertyID="VolumeLabel"/>

      <Property TypeID="VKernel.CapacityAnalyzer.ClusterSharedVolume" PropertyID="Size"/>

      <Property TypeID="System!System.Entity" PropertyID="DisplayName"/>

      <Property TypeID="VKernel.CapacityAnalyzer.ClusterSharedVolume" PropertyID="PerfInstance"/>

    </DiscoveryClass>

    <DiscoveryRelationship TypeID="VKernel.CapacityAnalyzer.HostContainsClusterSharedVolume"/>

  </DiscoveryTypes>

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

    <IntervalSeconds>3600</IntervalSeconds>

    <SyncTime/>

    <ScriptName>CsvDiscovery.js</ScriptName>

    <Arguments>$MPElement$ $Target/Id$ $Target/Host/Property[Type="Windows!Microsoft.Windows.Computer"]/PrincipalName$ $Target/Property[Type="SCVMMLibraryMP!Microsoft.SystemCenter.VirtualMachineManager.VMHost"]/VMMId$</Arguments>

    <ScriptBody><Script>var oAPI = WScript.CreateObject("MOM.ScriptAPI");

	var oArgs = WScript.Arguments;

	var SourceId = oArgs.Item(0);

	var ManagedEntityId = oArgs.Item(1);

	var computerName = oArgs.Item(2);

	var VmmGuid = oArgs.Item(3);

	var oDiscoveryData = oAPI.CreateDiscoveryData(0, SourceId, ManagedEntityId);

	

	var locator = WScript.CreateObject("WbemScripting.SWbemLocator");

	var services = locator.ConnectServer(computerName, "root");

	var wmiEnum = new Enumerator(services.InstancesOf("__NAMESPACE", 0x20));

	var hasClusterNamespace = false;

	

	for (; !wmiEnum.atEnd(); wmiEnum.moveNext())

    {

        var namespaceObj = wmiEnum.item();

        

        if (namespaceObj.Name == "MSCluster")

        {

            hasClusterNamespace = true;

            break;

        }

	}

	

	var hasCsvClass = false;

	

	if (hasClusterNamespace)

	{

	    services = locator.ConnectServer(computerName, "root\\MSCluster");

	    wmiEnum = new Enumerator(services.ExecQuery(

	        "SELECT * FROM meta_class WHERE __Class = \"MSCluster_ClusterSharedVolume\"", "WQL", 0x20));

	    hasCsvClass = !wmiEnum.atEnd();

	}

	

	if (hasCsvClass)

	{

	    wmiEnum = new Enumerator(services.InstancesOf("MSCluster_ClusterSharedVolume", 0x20));

	    

	    for (; !wmiEnum.atEnd(); wmiEnum.moveNext())

	    {

	        var csvObj = wmiEnum.item();

	        var partEnum = new Enumerator(csvObj.Associators_(

	            "MSCluster_ClusterSharedVolumeToPartition", "MSCluster_DiskPartition"));

	        

	        if (partEnum.atEnd())

	            continue;

	          

	        var partObj = partEnum.item();

	        var diskEnum = new Enumerator(partObj.Associators_("MSCluster_DiskToDiskPartition", "MSCluster_Disk"));

	        

	        if (diskEnum.atEnd())

	            continue;

	            

	        var diskObj = diskEnum.item();

			var oInst = oDiscoveryData.CreateClassInstance("$MPElement[Name='VKernel.CapacityAnalyzer.ClusterSharedVolume']$");



			oInst.AddProperty("$MPElement[Name='Windows!Microsoft.Windows.Computer']/PrincipalName$", computerName);

			oInst.AddProperty("$MPElement[Name='SCVMMLibraryMP!Microsoft.SystemCenter.VirtualMachineManager.VMHost']/VMMId$", VmmGuid);

			oInst.AddProperty("$MPElement[Name='System!System.Entity']/DisplayName$", csvObj.Name);

	

			oInst.AddProperty("$MPElement[Name='VKernel.CapacityAnalyzer.ClusterSharedVolume']/Name$", csvObj.Name);

			oInst.AddProperty("$MPElement[Name='VKernel.CapacityAnalyzer.ClusterSharedVolume']/DiskName$", diskObj.Name);

			oInst.AddProperty("$MPElement[Name='VKernel.CapacityAnalyzer.ClusterSharedVolume']/Size$", partObj.TotalSize);

			oInst.AddProperty("$MPElement[Name='VKernel.CapacityAnalyzer.ClusterSharedVolume']/VolumeGuid$", partObj.VolumeGuid);

			oInst.AddProperty("$MPElement[Name='VKernel.CapacityAnalyzer.ClusterSharedVolume']/VolumeLabel$", partObj.VolumeLabel);

			oInst.AddProperty("$MPElement[Name='VKernel.CapacityAnalyzer.ClusterSharedVolume']/FileSystem$", partObj.FileSystem);

			oInst.AddProperty("$MPElement[Name='VKernel.CapacityAnalyzer.ClusterSharedVolume']/PerfInstance$", csvObj.Name.replace(/^\w+:/, ""));

			

			oDiscoveryData.AddInstance(oInst);

	    }

	}



	oAPI.Return(oDiscoveryData);

</Script></ScriptBody>

    <TimeoutSeconds>300</TimeoutSeconds>

  </DataSource>

</Discovery>