public/Get-AzToolsVm.ps1
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function Get-AzToolsVm { <# .SYNOPSIS Get Azure Virtual Machines by searching on Tag name/value or Extension .DESCRIPTION Get Azure Virtual Machines by searching on Tag name/value or Extension .PARAMETER SelectContext Optional. Prompt to select the Azure context (tenant/subscription) .PARAMETER AllSubscriptions Optional. Enumerate machines in all subscriptions. Default = Enumerate machines in the current/active context subscription only. .PARAMETER TagName Optional. Tag name to search for .PARAMETER TagValue Required if -TagName is used. Value assigned to TagName to filter on .PARAMETER ExtensionName Optional. Name of Azure VM extension .EXAMPLE Get-AzToolsVm -TagName "PatchGroup" -TagValue "Group2" Returns all VM's in the current subscription which have tag "PatchGroup" assigned with value "Group2" .EXAMPLE Get-AzToolsVm -TagName "PatchGroup" -TagValue "Group2" -AllSubscriptions Returns all VM's in all subscriptions which have tag "PatchGroup" assign with value "Group2" .EXAMPLE Get-AzToolsVm -TagName "PatchGroup" -AllSubscriptions Returns all VM's in all subscriptions which have tag "PatchGroup" assigned with any value, sorted by tag value first, then by machine name .EXAMPLE Get-AzToolsVm -TagName "PatchGroup" -AllSubscription | Select-Object PatchGroup,Name,OSName,PowerState Example showing some common properties to return for viewing or processing, something like this: ``` PatchGroup Name OsName PowerState ---------- ---- ------ ---------- Group1 AZEVMCTXA01 Windows Server 2016 Standard VM running Group1 AZEVMCTXA03 Windows Server 2016 Datacenter VM running Group1 AZEVMCTXDB02 Windows Server 2016 Standard VM running Group1 AZDEVCXDB04 VM deallocated Group2 AZEPRODAW01 Windows Server 2016 Standard VM running Group2 AZEPRODAW02 Windows Server 2016 Datacenter VM running Group2 AZEPRODDB01 Windows Server 2016 Datacenter VM running ``` .NOTES #> [CmdletBinding()] param ( [parameter(Mandatory=$true)][string]$TagName, [parameter(Mandatory=$false)][string]$TagValue = "", [parameter(Mandatory=$false)][switch]$SelectContext, [parameter(Mandatory=$false)][switch]$AllSubscriptions, [parameter()][string]$SubscriptionId ) if ($SelectContext) { Switch-AzToolsContext } try { $currentContext = (Get-AzContext) if ($AllSubscriptions) { [array]$azsubs = Get-AzSubscription | Where-Object {$_.State -eq 'Enabled'} } elseif (![string]::IsNullOrWhiteSpace($SubscriptionId)) { [array]$azsubs = Get-AzSubscription -SubscriptionId $SubscriptionId } else { [array]$azsubs = $(Get-AzContext).Subscription } $scount = $azsubs.Count $counter = 1 foreach ($azsub in $azsubs) { Write-Host "Subscription $counter of $scount : $($azsub.Name) - $($azsub.Id)" -ForegroundColor Cyan $null = Select-AzSubscription -Subscription $azsub $machines = $null if ([string]::IsNullOrWhiteSpace($TagValue)) { $machines = (Get-AzVm -Status | Where-Object {-not ([string]::IsNullOrWhiteSpace($_.Tags["$TagName"])) } | Select-Object -Property *,@{l="$TagName";e={$_.Tags["$TagName"]}},@{l='SubscriptionId';e={$azsub.Id}}) } else { $machines = (Get-AzVm -Status | Where-Object {$_.Tags["$TagName"] -eq "$TagValue"} | Select-Object -Property *,@{l='SubscriptionId';e={$azsub.Id}}) } $machines $counter++ } } catch {} finally { if ($currentContext -ne (Get-AzContext)) { $null = Set-AzContext $currentContext } } } |