Public/Get-UnityMetric.ps1
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Function Get-UnityMetric { <# .SYNOPSIS Queries the EMC Unity array to retrieve informations about metrics. .DESCRIPTION Queries the EMC Unity array to retrieve informations about metrics. 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-UnityMetric Retrieve information about all metrics .EXAMPLE Get-UnityMetric -Name 'Read IO time' Retrieves information about metrics named 'Read IO time' #> [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=$True,HelpMessage = 'Pool Name')] [String[]]$Name='*', [Parameter(Mandatory = $false,ParameterSetName="ByID",ValueFromPipeline=$True,ValueFromPipelinebyPropertyName=$True,HelpMessage = 'Pool ID')] [String[]]$ID='*' ) Begin { Write-Verbose "Executing function: $($MyInvocation.MyCommand)" #Initialazing variables $ResultCollection = @() $URI = '/api/types/metric/instances' #URI $TypeName = 'UnityMetric' } Process { Foreach ($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 |