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1.1.2

private/CreateOrSetNetgroup.ps1

function CreateOrSetNetGroup {
    [CmdletBinding(SupportsShouldProcess=$true)]
    Param
    (
        [Parameter(Mandatory=$true, ValueFromPipelineByPropertyName=$true, Position=0)]
        [String]$Name,

        [Parameter(Mandatory=$true, ValueFromPipelineByPropertyName=$true, Position=1)]
        [String]$Description,

        [Parameter(Mandatory=$true, ValueFromPipelineByPropertyName=$true, Position=2)]
        [String]$Path,

        [Parameter(Mandatory=$false, ValueFromPipelineByPropertyName=$true, Position=3)]
        [String[]]$NISNetgroupTriple = @()
    )
    Begin{
        #$ConfirmPreference = "none"
        <#$shouldProcess = @{
            Confirm = [bool]($ConfirmPreference -eq "low")
            Whatif = [bool]($WhatIfPreference.IsPresent)
            verbose = [bool]($VerbosePreference -ne "SilentlyContinue")
        }#>
        $ChangeTracking = @{
            ObjType = "Netgroups"
            New = [System.Collections.Generic.List[String]]::new()
            Modified = [System.Collections.Generic.List[String]]::new()
            getCommand = "get-adobject -filter `"distinguishedName -eq '{0}'`""
        }
    }
    PROCESS {
        $SetParams = @{
            Description = $Description
        }
        $NewParams = @{
            Description = $Description
        }
        if (-not [string]::IsNullOrEmpty($NISNetgroupTriple)) {
            write-warning ("NISNetgroupTriple count: {0}" -f $NISNetgroupTriple.count)
            $SetParams.Replace = @{NISNetgroupTriple = $NISNetgroupTriple}
            $NewParams.OtherAttributes = @{NISNetgroupTriple = $NISNetgroupTriple}
        } else{
            Write-verbose "NISNetgroupTriple was empty"
        }
        
        if ($PSCmdlet.ShouldProcess($Name,"Syncing netgroup settings and membership")) {
            try {
                set-adobject -identity "CN=$name,$path" -clear NISNetgroupTriple -passthru | set-adobject @SetParams -passthru
                $ChangeTracking.Modified.Add("CN=$name,$path")    
            } catch [Microsoft.ActiveDirectory.Management.ADIdentityNotFoundException]{
                Write-verbose " Didn't exist; creating"
                #write-host $_.Exception.InnerException
                try {
                    new-adobject -type nisNetgroup -name $Name -path $Path @NewParams -passthru
                    $ChangeTracking.New.add("CN=$name,$path")
                } catch {
                    write-warning ("Error creating {0} at {1}" -f $name,$path)
                    throw $_
                }
            } catch {
                write-host "UNKNOWN ERROR"
                throw $_ 
            }
        }
    }
    END{
        if ($ChangeTracking.New.count -gt 0) {Write-Host ("Waiting for creation of any new {0} (Count: {1})" -f $ChangeTracking.Name, $changeTracking.New.count)}
        foreach ($item in $changeTracking.New) {
            write-Host " Checking $item"
            for ($i = 0; $i -lt $sleepTimeout; $i+=$sleepLength) {
                $SearchCmd = $($ChangeTracking.getCommand -f $item)
                write-verbose "$SearchCmd"
                $itemExists = [bool](invoke-expression $SearchCmd)
                if ($itemExists) {
                    break
                }
                write-host (" - {0} is missing, waiting (time: {1} / max {2})......." -f $ChangeTracking.Name, $i, $sleepTimeout)
                start-sleep -seconds $sleepLength
            }
        }
    }
}