Start-Stop-VMs.ps1
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<#PSScriptInfo .VERSION 1.0 .GUID 71977474-9f23-435f-afb9-b3c200852310 .AUTHOR Dr. Raymond Zheng .COMPANYNAME Telstra Health .COPYRIGHT 2019 Telstra Health .TAGS start Raymond stop startvm stopvm startup shutdown .DESCRIPTION Start Up or Shut Down Azure Virtual Machines in Current Subscription. Resource group and VM list are supported. Written by Dr. Raymond Zheng @ Telstra Health Sydney Australia on 6 March 2019. Requirement: Make sure the default AzureServicePrincipal named 'AzureRunAsConnection' exists in Automation Account --> Connections. #> Workflow Start-Stop-AzureVMs { Param ( # Action to perform (startup or shutdown) [Parameter(Mandatory=$true)][ValidateSet("Start","Stop")][String]$Action, # Resource group where the vm belongs to [Parameter(Mandatory=$true)][ValidateNotNullOrEmpty()][string]$ResourceGroup, # The list of the VM's to perform action to (separate by ',') [Parameter(Mandatory=$false)][String]$VMList ) # Suppress Warnings Set-Item Env:\SuppressAzurePowerShellBreakingChangeWarnings "true" # Authenticate with your Automation Account $Conn = Get-AutomationConnection -Name AzureRunAsConnection Add-AzureRMAccount -ServicePrincipal -Tenant $Conn.TenantID -ApplicationID $Conn.ApplicationID -CertificateThumbprint $Conn.CertificateThumbprint # Get the Azure VM list if($VMList) { $AzureVMs = $VMList.Split(",") [System.Collections.ArrayList]$AzureVMsToHandle = $AzureVMs } else { $AzureVMs = (Get-AzureRmVM $ResourceGroup).Name [System.Collections.ArrayList]$AzureVMsToHandle = $AzureVMs } # Get the existing VM's $VMs = Get-AzureRmVM $ResourceGroup # Check the existence of each VM foreach($AzureVM in $AzureVMsToHandle) { if(!($VMs| ? {$_.Name -eq $AzureVM})) { throw " AzureVM : [$AzureVM] - Does not exist! - Check your inputs " } } #Shut down or Start up VM's if($Action -eq "Stop") { Write-Output "Stopping VMs"; foreach -parallel ($AzureVM in $AzureVMsToHandle) { $VMs | ? {$_.Name -eq $AzureVM} | Stop-AzureRmVM -Force } } else { Write-Output "Starting VMs"; foreach -parallel ($AzureVM in $AzureVMsToHandle) { $VMs | ? {$_.Name -eq $AzureVM} | Start-AzureRmVM } } } |