Updated to support Container App Discovery with VMware Tools 12

Author: William Lam

powershell/VMApplicationInfo.ps1

@@ -53,3 +53,55 @@ Function Get-VMApplicationInfo {
         }
     }
 }
+
+Function Get-VMContainerInfo {
+<#
+    .DESCRIPTION Retrieves container applications running inside of a VM
+    .NOTES  Author:  William Lam
+    .NOTES  Site:    www.williamlam.com
+    .NOTES  Reference: https://williamlam.com/2022/03/enhancements-to-vmware-tools-12-for-container-discovery-in-vsphere.html
+    .PARAMETER VM
+        VM Object
+    .PARAMETER Output
+        CSV or JSON output file
+    .EXAMPLE
+        Get-VMContainerInfo -VM (Get-VM "VMware-Event-Broker-Appliance")
+    .EXAMPLE
+        Get-VMContainerInfo -VM (Get-VM "VMware-Event-Broker-Appliance") -Output CSV
+    .EXAMPLE
+        Get-VMContainerInfo -VM (Get-VM "VMware-Event-Broker-Appliance") -Output JSON
+#>
+    param(
+        [Parameter(Mandatory=$true)]$VM,
+        [Parameter(Mandatory=$false)][ValidateSet("CSV","JSON")][String]$Output
+    )
+
+    $containerInfoValue = (Get-AdvancedSetting -Entity $VM -Name "guestinfo.vmtools.containerinfo").Value
+
+    if($containerInfoValue -eq $null) {
+        Write-Host "Application Discovery may not been enabled for this VM or is not running VMware Tools 12"
+    } else {
+        $containerInfo = $containerInfoValue | ConvertFrom-Json
+        $containerUpdateVersion = $containerInfo.updateCounter
+        $containerKey = ($containerInfo.containerinfo | Get-Member -MemberType NoteProperty).name
+
+        $results = $containerInfo.containerinfo.$containerKey.i | Sort-Object
+
+        Write-Verbose "Container Discovery Time: $($containerInfo.publishTime)"
+        if($Output -eq "CSV") {
+            $fileOutputName = "$($VM.name)-version-$($containerUpdateVersion)-apps.csv"
+
+            Write-Host "`tSaving output to $fileOutputName"
+            ($containerInfo.containerinfo.$containerKey.i) | ForEach {
+                [PSCustomObject]@{Container = $_}
+            } | ConvertTo-Csv | Out-File -FilePath "$fileOutputName"
+        } elseif ($Output -eq "JSON") {
+            $fileOutputName = "$($VM.name)-version-$($containerUpdateVersion)-apps.json"
+
+            Write-Host "`tSaving output to $fileOutputName"
+            ($containerInfo.containerinfo.$containerKey.i) | ConvertTo-Json | Out-File -FilePath "$fileOutputName"
+        } else {
+            $results
+        }
+    }
+}