Public/Get-UnityBasicSystemInfo.ps1

Function Get-UnityBasicSystemInfo {

  <#
      .SYNOPSIS
      Queries the EMC Unity array to retrieve basic informations about arrays.
      .DESCRIPTION
      Queries the EMC Unity array to retrieve basic informations about arrays.
      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-UnityBasicSystemInfo

      Retrieve basic information about arrays
  #>


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

  Begin {
    Write-Debug -Message "[$($MyInvocation.MyCommand)] Executing function"

    #Initialazing variables
    $URI = '/api/types/basicSystemInfo/instances' #URI for the ressource (example: /api/types/lun/instances)
    $TypeName = 'UnityBasicSystemInfo'

  }

  Process {
    Foreach ($sess in $session) {

      Write-Debug -Message "[$($MyInvocation.MyCommand)] Processing Session: $($Session.Server) with SessionId: $($Session.SessionId)"

      Get-UnityItemByKey -Session $Sess -URI $URI -Typename $Typename -Key $PsCmdlet.ParameterSetName -Value $PSBoundParameters[$PsCmdlet.ParameterSetName]

    } # End Foreach ($sess in $session)
  } # End Process
} # End Function