Public/Set-UnityHost.ps1

Function Set-UnityHost {

  <#
      .SYNOPSIS
      Modify a host configuration.
      .DESCRIPTION
      Modify a host configuration.
      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
      Specify an UnitySession Object.
      .PARAMETER Confirm
      If the value is $true, indicates that the cmdlet asks for confirmation before running.
      If the value is $false, the cmdlet runs without asking for Host confirmation.
      .PARAMETER WhatIf
      Indicate that the cmdlet is run only to display the changes that would be made and actually no objects are modified.
      .PARAMETER ID
      Host ID or Object.
      .EXAMPLE
      Set-UnityHost -ID 'Host_21' -Name HOST01

      Change the name of the host with ID 'Host_21'
      .EXAMPLE
      Get-UnityHost -ID 'Host_21' | Set-UnityHost -Name HOST01

      Change the name of the host with ID 'Host_21'. The Host's information are provided by the Get-UnityHost through the pipeline.
  #>


  [CmdletBinding(SupportsShouldProcess = $True,ConfirmImpact = 'High')]
  Param (
    [Parameter(Mandatory = $false,HelpMessage = 'EMC Unity Session')]
    $session = ($global:DefaultUnitySession | where-object {$_.IsConnected -eq $true}),
    [Parameter(Mandatory = $true,Position = 0,ValueFromPipeline=$True,ValueFromPipelinebyPropertyName=$True,HelpMessage = 'Host ID or Object')]
    [String[]]$ID,

    #Host Name. (Applies to manually-created hosts only.)
    [Parameter(Mandatory = $false,Position = 1,ValueFromPipeline=$True,ValueFromPipelinebyPropertyName=$True,HelpMessage = 'Host Name. (Applies to manually-created hosts only.)')]
    [String]$Name,

    #Host Description
    [Parameter(Mandatory = $false,HelpMessage = 'Host Description')]
    [String]$Description,

    #Operating system running on the host. (Applies to manually-created hosts only.)
    [Parameter(Mandatory = $false,HelpMessage = 'Operating system running on the host. (Applies to manually-created hosts only.)')]
    [string]$osType
  )

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

    # Variables
    $URI = '/api/instances/host/<id>/action/modify'
    $Type = 'Host'
    $TypeName = 'UnityHost'
    $StatusCode = 204
  }

  Process {

    Foreach ($sess in $session) {

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

      If ($Sess.TestConnection()) {

        Foreach ($i in $ID) {

          # Determine input and convert to object if necessary
          Switch ($i.GetType().Name)
          {
            "String" {
              $Object = get-UnityHost -Session $Sess -ID $i
              $ObjectID = $Object.id
              If ($Object.Name) {
                $ObjectName = $Object.Name
              } else {
                $ObjectName = $ObjectID
              }
            }
            "$TypeName" {
              Write-Verbose "Input object type is $($i.GetType().Name)"
              $ObjectID = $i.id
              If ($Object = Get-UnityHost -Session $Sess -ID $ObjectID) {
                If ($Object.Name) {
                  $ObjectName = $Object.Name
                } else {
                  $ObjectName = $ObjectID
                }          
              }
            }
          }

          If ($ObjectID) {

            #### REQUEST BODY

            # Creation of the body hash
            $body = @{}

            # Name parameter
            If ($PSBoundParameters.ContainsKey('name')) {
                  $body["name"] = $name
            }

            If ($PSBoundParameters.ContainsKey('description')) {
                  $body["description"] = $description
            }

            If ($PSBoundParameters.ContainsKey('osType')) {
                  $body["osType"] = $osType
            }

            ####### END BODY - Do not edit beyond this line

            #Show $body in verbose message
            $Json = $body | ConvertTo-Json -Depth 10
            Write-Verbose $Json 

            #Building the URL
            $FinalURI = $URI -replace '<id>',$ObjectID

            $URL = 'https://'+$sess.Server+$FinalURI
            Write-Verbose "URL: $URL"

            #Sending the request
            If ($pscmdlet.ShouldProcess($Sess.Name,"Modify $Type $ObjectName")) {
              $request = Send-UnityRequest -uri $URL -Session $Sess -Method 'POST' -Body $Body
            }

            If ($request.StatusCode -eq $StatusCode) {

              Write-Verbose "$Type with ID $ObjectID has been modified"

              Get-UnityHost -Session $Sess -id $ObjectID

            }  # End If ($request.StatusCode -eq $StatusCode)
          } else {
            Write-Warning -Message "$Type with ID $i does not exist on the array $($sess.Name)"
          } # End If ($ObjectID)
        } # End Foreach ($i in $ID)
      } # End If ($Sess.TestConnection())
    } # End Foreach ($sess in $session)
  } # End Process
} # End Function