public/New-FreeNasVolume.ps1

function New-FreeNasVolume
{

    [CmdletBinding()]
    [Alias()]
    [OutputType([int])]
    Param
    (

        [Parameter (Mandatory = $true)]
        [string]$VolumeName,

        [Parameter (Mandatory = $true)]
        [ValidateSet("stripe", "mirror", "raidz", "raidz2", "raidz3")]
        [String]$Vdevtype,

        [Parameter (Mandatory = $False)]
        [String]$DiskNamebase = "da",


        [Parameter (Mandatory = $true)]
        [Int]$NbDisks,

        [Parameter (Mandatory = $false)]
        [Int]$StartDisksNB = 1


    )


    Begin
    {

    }

    Process
    {

        $FreenasVolume = @()

        $StartDisksNB..$($StartDisksNB + $NbDisks - 1) | Foreach-Object { $freenasvolume += "$DiskNamebase$_" }

        $Uri = "api/v1.0/storage/volume/"

        $Obj = [Ordered]@{
            volume_name = $VolumeName
            layout      = @(@{
                    vdevtype = $Vdevtype
                    disks    = $FreenasVolume
                })

        }

        $response = Invoke-FreeNasRestMethod -Method Post -body $Obj -Uri $uri

    }

    End
    { }
}