Script

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# PowerCLI-Extend-Disks.ps1

# Must be run in VMware PowerCLI # Written by Jason Pearce, www.jasonpearce.com, (2015 June) # Inspiration from Brian Wuchner, Adam Stahl, and of course Luc Dekens (LucD)   # BEGIN Variables   # vCenter that contains target VMs Add-PSSnapin vmWARE.VimAutomation.Core $vc="vcname" $date = Get-Date -Format 'yyyyMMdd' $SourceVMs = "C:\PS\vmlist.txt" $list = Get-Content $SourceVMs

# New hard drive size you want (should be larger than current drive size) $NewCapacityGB=25   # One or more virtual machines you want to target (modify and uncomment this line) # $VMs=(Get-Cluster -Name "ClusterName" | Get-VM -Name "VM-Prefix-*") # $VMs=("VM1","VM2","VM3")   # Virtual Machine Windows Credentials (a local admin account) $GuestUser="administrator" $GuestPassword="4444abcde!"   # END Variables   # BEGIN Script   # Connect to vCenter via PowerCLI Connect-VIServer $vc

 

# BEGIN foreach loop foreach ($VM in $list) {   # Have vSphere PowerCLI increase the size of the first hard drive in each target VM   Get-VM $VM | Get-HardDisk | Where-Object {$_.Name -eq "Hard Disk 2"}  | Set-HardDisk -CapacityGB $NewCapacityGB -Confirm:$false

 

# Run DISKPART in the guest OS of each of the specified virtual machines   Invoke-VMScript -VM $VM -ScriptText "ECHO RESCAN > C:\DiskPart.txt && ECHO SELECT Volume E >> C:\DiskPart.txt && ECHO EXTEND >> C:\DiskPart.txt && ECHO EXIT >> C:\DiskPart.txt && DiskPart.exe /s C:\DiskPart.txt && DEL C:\DiskPart.txt /Q" -ScriptType BAT -GuestUser $GuestUser -GuestPassword $GuestPassword   } # END foreach loop   # Disconnect from vCenter Disconnect-VIserver -Confirm:$false   # END Script