Public/Get-UnityNasServer.ps1

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Function Get-UnityNASServer {

  <#
      .SYNOPSIS
      View details about configured NAS servers.
      .DESCRIPTION
      View details about configured NAS servers. You can filter on ID or Name.
      You need to have an active session with the array.
      .NOTES
      Written by Erwan Quelin under MIT licence - https://github.com/equelin/Unity-Powershell/blob/master/LICENSE
      .LINK
      https://github.com/equelin/Unity-Powershell
      .PARAMETER Session
      Specifies an UnitySession Object.
      .PARAMETER Name
      Specifies the object name.
      .PARAMETER ID
      Specifies the object ID.
      .EXAMPLE
      Get-UnityNasServer

      Retrieve information about all NAS Servers
      .EXAMPLE
      Get-UnityNasServer -Name 'NAS01'

      Retrieves information about NAS server named NAS01
  #>


  [CmdletBinding(DefaultParameterSetName="ByName")]
  Param (
    [Parameter(Mandatory = $false,HelpMessage = 'EMC Unity Session')]
    $session = ($global:DefaultUnitySession | where-object {$_.IsConnected -eq $true}),
    [Parameter(Mandatory = $false,ParameterSetName="ByName",ValueFromPipeline=$True,ValueFromPipelinebyPropertyName=$True,HelpMessage = 'NAS Server Name')]
    [String[]]$Name='*',
    [Parameter(Mandatory = $false,ParameterSetName="ByID",ValueFromPipeline=$True,ValueFromPipelinebyPropertyName=$True,HelpMessage = 'NAS Server ID')]
    [String[]]$ID='*'
  )

  Begin {
    Write-Verbose "Executing function: $($MyInvocation.MyCommand)"

    #Initialazing variables
    $ResultCollection = @()
    $URI = '/api/types/nasServer/instances' #URI
    $TypeName = 'UnityNasServer'
  }

  Process {
    Foreach ($sess in $session) {

      Write-Verbose "Processing Session: $($sess.Server) with SessionId: $($sess.SessionId)"

      If ($Sess.TestConnection()) {

        #Building the URL from Object Type.
        $URL = Get-URLFromObjectType -Server $sess.Server -URI $URI -TypeName $TypeName -Compact

        Write-Verbose "URL: $URL"

        #Sending the request
        $request = Send-UnityRequest -uri $URL -Session $Sess -Method 'GET'

        #Formating the result. Converting it from JSON to a Powershell object
        $Results = ($request.content | ConvertFrom-Json).entries.content

        #Building the result collection (Add ressource type)
        If ($Results) {

          $ResultsFiltered = @()
          
          # Results filtering
          Switch ($PsCmdlet.ParameterSetName) {
            'ByName' {
              $ResultsFiltered += Find-FromFilter -Parameter 'Name' -Filter $Name -Data $Results
            }
            'ByID' {
              $ResultsFiltered += Find-FromFilter -Parameter 'ID' -Filter $ID -Data $Results
            }
          }

          If ($ResultsFiltered) {
            
            $ResultCollection = ConvertTo-Hashtable -Data $ResultsFiltered

            Foreach ($Result in $ResultCollection) {

              # Instantiate object
              $Object = New-Object -TypeName $TypeName -Property $Result

              # Output results
              $Object
            } # End Foreach ($Result in $ResultCollection)
          } # End If ($ResultsFiltered)
        } # End If ($Results)
      } # End If ($Sess.TestConnection())
    } # End Foreach ($sess in $session)
  } # End Process
} # End Function