Private/Get-UnityLUNResource.ps1
|
Function Get-UnityLUNResource { <# .SYNOPSIS Queries the EMC Unity array to retrieve informations about LUN. .DESCRIPTION Querries the EMC Unity array to retrieve informations about LUN. You need to have an active session with the array. .NOTES Written by Erwan Quelin under Apache licence .LINK https://github.com/equelin/Unity-Powershell .EXAMPLE Get-UnityLUNResource Retrieve information about LUN .EXAMPLE Get-UnityLUNResource -Name 'LUN01' Retrieves information about LUN named LUN01 #> [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=$True,HelpMessage = 'LUN Name')] [String[]]$Name='*', [Parameter(Mandatory = $false,ParameterSetName="ByID",ValueFromPipeline=$True,ValueFromPipelinebyPropertyName=$True,HelpMessage = 'LUN ID')] [String[]]$ID='*' ) Begin { Write-Verbose "Executing function: $($MyInvocation.MyCommand)" #Initialazing variables $ResultCollection = @() $URI = '/api/types/lun/instances' #URI for the ressource (example: /api/types/lun/instances) $TypeName = 'UnityLUN' Foreach ($sess in $session) { Write-Verbose "Processing Session: $($sess.Server) with SessionId: $($sess.SessionId)" #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) { $ResultCollection += Add-UnityObjectType -Data $results -TypeName $TypeName } } } Process { #Filter results If ($ResultCollection) { Switch ($PsCmdlet.ParameterSetName) { 'ByName' { Foreach ($N in $Name) { Write-Verbose "Return result(s) with the filter: $($N)" Write-Output $ResultCollection | Where-Object {$_.Name -like $N} } } 'ByID' { Foreach ($I in $ID) { Write-Verbose "Return result(s) with the filter: $($I)" Write-Output $ResultCollection | Where-Object {$_.Id -like $I} } } } } } End {} } |