Get_Configured_Alarms.ps1

<#
.MYNGC_REPORT
.LABEL
Get a list configured alarms
.DESCRIPTION
Retrieves a list of vSphere alarms that are enabled. Original script was pulled from the web and modified to be used in PowerActions.
#>


param
(
   [Parameter(Mandatory=$true)]
   [VMware.VimAutomation.ViCore.Types.V1.Inventory.Folder]
   $vParam
);

$output = foreach ($alarm in (Get-AlarmDefinition | Sort Name | Get-AlarmAction)) {
    $threshold = foreach ($expression in ($alarm | %{$_.AlarmDefinition.ExtensionData.Info.Expression.Expression}))
    {
        if ($expression.EventTypeId -or ($expression | %{$_.Expression}))
        {
            if ($expression.Status) { switch ($expression.Status) { "red" {$status = "Alert"} "yellow" {$status = "Warning"} "green" {$status = "Normal"}}; "" + $status + ": " + $expression.EventTypeId } else { $expression.EventTypeId }
        }
        elseif ($expression.EventType)
        {
            $expression.EventType
        }
        if ($expression.Yellow -and $expression.Red)
        {
            if (!$expression.Yellow) { $warning = "Warning: " + $expression.Operator } else { $warning = "Warning: " + $expression.Operator + " to " + $expression.Yellow };
            if (!$expression.Red) { $alert = "Alert: " + $expression.Operator } else { $alert = "Alert: " + $expression.Operator + " to " + $expression.Red };
            $warning + " " + $alert
        }
    }
    $alarm | Select-Object @{N="Alarm";E={$alarm | %{$_.AlarmDefinition.Name}}},
                           @{N="Description";E={$alarm | %{$_.AlarmDefinition.Description}}},
                           @{N="Threshold";E={[string]::Join(" // ", ($threshold))}},
                           @{N="Action";E={if ($alarm.ActionType -match "SendEmail") { "" + $alarm.ActionType + " to " + $alarm.To } else { "" + $alarm.ActionType }}}
}
$output