Get-ClusterCSVUsage.ps1

function Get-ClusterCSVUsage {
    <#
    .SYNOPSIS
    Retrieves CSV detailed information from Cluster

    .DESCRIPTION
    Will connect to cluster using Invoke-Command (to allow use of optional Credential Parameter) and retrieve detailed information on any CSV found

    .PARAMETER Cluster
    Cluster Name or array of Cluster Names

    .PARAMETER Credential
    Optional PSCredential Parameter

    .EXAMPLE
    Get-ClusterCSVUsage -Cluster 'SomeCluster' -Credential (Get-Credential) | Format-Table

    Will connect to SomeCluster and return CSV detailed information

    Name                             Path                        FileSystem  Size FreeSpace UsedSpace PercentFree MaintenanceMode IsCompressed OwnerNode
    ----                             ----                        ----------  ---- --------- --------- ----------- --------------- ------------ ---------
    Cluster Virtual Disk (Disk1) C:\ClusterStorage\Disk1 CSVFS      11880      4553      7327          38           False          False        Node1
    Cluster Virtual Disk (Disk2) C:\ClusterStorage\Disk2 CSVFS      11880      3073      8807          26           False          False        Node2

  #>


    [CmdletBinding()]
    param(
        [Parameter(Mandatory, HelpMessage = 'Provide Cluster Name',
            ValueFromPipeline, ValueFromPipelineByPropertyName)]
        [ValidateNotNullOrEmpty()]
        [System.String[]]
        $Cluster,

        [Parameter(Mandatory = $false, HelpMessage = 'Provide Credentials for Cluster',
            ValueFromPipeline, ValueFromPipelineByPropertyName)]
        [System.Management.Automation.PSCredential]
        $Credential
    )

    process {
        foreach ($ClusterName in $Cluster) {
            $connectionParams = @{
                ComputerName = $ClusterName
            }
            if ($PSBoundParameters.ContainsKey('Credential')) {
                $connectionParams.Credential = $Credential
                Write-Verbose -Message "Processing with provided credentials {$($Credential.UserName)}"
            }
            else {
                Write-Verbose -Message "Processing with default credentials of user {$($env:USERNAME)}"
            }

            #region CODE
            Write-Verbose -Message "Processing $($connectionParams.ComputerName)"
            $csvUsage = Invoke-Command @connectionParams -ScriptBlock {

                $csvs = Get-ClusterSharedVolume
                if ($csvs) {
                    foreach ($csv in $csvs) {
                        $csvProperties = $csv | Select-Object -Property Name -ExpandProperty SharedVolumeInfo
                        [pscustomobject]@{
                            Name            = $csv.Name
                            Path            = $csvProperties.FriendlyVolumeName
                            FileSystem      = $csvProperties.Partition.FileSystem
                            Size            = $csvProperties.Partition.Size / 1gb -as [int]
                            FreeSpace       = $csvProperties.Partition.FreeSpace / 1gb -as [int]
                            UsedSpace       = $csvProperties.Partition.UsedSpace / 1gb -as [int]
                            PercentFree     = $csvProperties.Partition.PercentFree -as [int]
                            MaintenanceMode = $csvProperties.MaintenanceMode
                            IsCompressed    = $csvProperties.Partition.IsCompressed
                            OwnerNode       = $csv.OwnerNode
                            State           = $csv.State
                        }

                    }
                }
            }
            if ($csvUsage) {
                $csvUsage| Select-Object * -ExcludeProperty PSComputerName, RunspaceID
            }
            else {
                Write-Verbose -Message "No CSV found on cluster {$ClusterName}"
            }
        }
    }
}