Add-VMRdmSize

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posted by Richard Giles

02-27-2009

Downloads: 396

File size: 1.3kB

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Add-VMRdmSize

############################## 
# Script created by Hugo Peeters  
# http://www.peetersonline.nl/index.php/vmware/add-rdm-size-info-to-vi-client-using-powershell/ 
# Script that adds the total size of all Raw Device Mappings (RDMs) on a VM to a Custom Field in the VI Client. 
# Requires: VI Toolkit 
############################## 
 
# Variables 
$VCServerName = "MYVCSERVER" 
$CustomFieldName = "RDM Size (GB)" 
$ManagedObjectType = "VirtualMachine" 
 
# Script 
$VC = Connect-VIServer $VCServerName 
$SI = Get-View ServiceInstance 
$CFM = Get-View $SI.Content.CustomFieldsManager 
 
$myCustomField = $CFM.Field | Where {$_.Name -eq $CustomFieldName} 
If (!$myCustomField) 
    { 
    # Create Custom Field 
    $FieldCopy = $CFM.Field[0] 
    $CFM.AddCustomFieldDef($CustomFieldName,$ManagedObjectType,$FieldCopy.FieldDefPrivileges,$FieldCopy.FieldInstancePrivileges) 
    } 
     
# Fill Custom Fields 
$VMs = Get-VM 
ForEach ($VM in $VMs) 
    { 
    $RDMSize = [math]::Round((($VM | Get-HardDisk | Where {$_.DiskType -ne "flat"} | Measure-Object CapacityKB -Sum).Sum * 1KB / 1GB),0) 
    $VMView = $VM | Get-View 
    # Compare value to current value 
    If ($RDMSize -ne ($VMView.CustomValue | ?{$_.Key -eq $myCustomField.Key}).Value) 
        { 
        # Set Custom Value 
        $VMView.setCustomValue($CustomFieldName,$RDMSize ) 
        } 
    } 
Disconnect-VIServer -Confirm:$False 

Filed under: VMware, Raw Device Mappings

Script that adds the total size of all Raw Device Mappings (RDMs) on a VM to a Custom Field in the VI Client.

Attributed To: Hugo Peeters

URL: http://www.peetersonline.nl/index.php/vmware/add-rdm-size-info-to-vi-client-using-powershell/