/// <summary>
/// VM resources, typically hardware a described by a generic MSVM_ResourceAllocationSettingData object. The hardware type being
/// described is identified in two ways: in general terms using an enum in the ResourceType field, and in terms of the implementation
/// using text in the ResourceSubType field.
/// See http://msdn.microsoft.com/en-us/library/cc136877%28v=vs.85%29.aspx
/// </summary>
/// <param name="vmSettings"></param>
/// <returns></returns>
public static ResourceAllocationSettingData.ResourceAllocationSettingDataCollection GetResourceAllocationSettings(VirtualSystemSettingData vmSettings)
{
// An ASSOCIATOR object provides the cross reference from the VirtualSystemSettingData and the
// ResourceAllocationSettingData, but generated wrappers do not expose a ASSOCIATOR OF query as a method.
// Instead, we use the System.Management to code the equivalant of
// string query = string.Format( "ASSOCIATORS OF {{{0}}} WHERE ResultClass = {1}", vmSettings.path, resultclassName);
//
var wmiObjQuery = new RelatedObjectQuery(vmSettings.Path.Path, ResourceAllocationSettingData.CreatedClassName);
// NB: default scope of ManagementObjectSearcher is '\\.\root\cimv2', which does not contain
// the virtualisation objects.
var wmiObjectSearch = new ManagementObjectSearcher(vmSettings.Scope, wmiObjQuery);
var wmiObjCollection = new ResourceAllocationSettingData.ResourceAllocationSettingDataCollection(wmiObjectSearch.Get());
if (wmiObjCollection != null)
{
return wmiObjCollection;
}
var errMsg = string.Format("No ResourceAllocationSettingData in VirtualSystemSettingData {0}", vmSettings.Path.Path);
var ex = new WmiException(errMsg);
logger.Error(errMsg, ex);
throw ex;
}
public static ResourceAllocationSettingData GetIDEControllerSettings(VirtualSystemSettingData vmSettings, string cntrllerAddr)
{
var wmiObjCollection = GetResourceAllocationSettings(vmSettings);
foreach (ResourceAllocationSettingData wmiObj in wmiObjCollection)
{
if (wmiObj.ResourceSubType == "Microsoft Emulated IDE Controller" && wmiObj.Address == cntrllerAddr)
{
return wmiObj;
}
}
var errMsg = string.Format(
"Cannot find the Microsoft Emulated IDE Controlle at address {0} in VirtualSystemSettingData {1}",
cntrllerAddr,
vmSettings.Path.Path);
var ex = new WmiException(errMsg);
logger.Error(errMsg, ex);
throw ex;
}