VM Scale Set with autoscale running an IIS WebApp

Last updated: 11/11/2016

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Deploys a Windows VM Scale Set running IIS and a very basic .NET MVC web app. The VMSS PowerShell DSC Extension is leveraged to do the IIS install and WebDeploy package deployment.

This Azure Resource Manager (ARM) template was created by a member of the community and not by Microsoft. Each ARM template is licensed to you under a licence agreement by its owner, not Microsoft. Microsoft is not responsible for ARM templates provided and licensed by community members and does not screen for security, compatibility or performance. Community ARM templates are not supported under any Microsoft support programme or service, and are made available AS IS without warranty of any kind.


Parameter Name Description
vmSku Size of VMs in the VM Scale Set.
windowsOSVersion The Windows version for the VM. This will pick a fully patched image of this given Windows version. Allowed values: 2008-R2-SP1, 2012-Datacenter, 2012-R2-Datacenter & 2016-Datacenter.
vmssName String used as a base for naming resources. Must be 3-61 characters in length and globally unique across Azure. A hash is prepended to this string for some resources, and resource-specific information is appended.
instanceCount Number of VM instances (100 or less).
adminUsername Admin username on all VMs.
adminPassword Admin password on all VMs.
_artifactsLocation The base URI where artifacts required by this template are located. For example, if stored on a public GitHub repo, you'd use the following URI: https://raw.githubusercontent.com/Azure/azure-quickstart-templates/master/201-vmss-windows-webapp-dsc-autoscale.
_artifactsLocationSasToken The sasToken required to access _artifactsLocation. If your artifacts are stored on a public repo or public storage account you can leave this blank.
powershelldscZip Location of the PowerShell DSC zip file relative to the URI specified in the _artifactsLocation, i.e. /DSC/IISInstall.ps1.zip
webDeployPackage Location of the of the WebDeploy package zip file relative to the URI specified in _artifactsLocation, i.e. /WebDeploy/DefaultASPWebApp.v1.0.zip
powershelldscUpdateTagVersion Version number of the DSC deployment. Changing this value on subsequent deployments will trigger the extension to run.

Use the template


New-AzureRmResourceGroupDeployment -Name <deployment-name> -ResourceGroupName <resource-group-name> -TemplateUri https://raw.githubusercontent.com/azure/azure-quickstart-templates/master/201-vmss-windows-webapp-dsc-autoscale/azuredeploy.json
Installing and configuring Azure PowerShell

Command line

azure config mode arm
azure group deployment create <my-resource-group> <my-deployment-name> --template-uri https://raw.githubusercontent.com/azure/azure-quickstart-templates/master/201-vmss-windows-webapp-dsc-autoscale/azuredeploy.json
Installing and configuring the Azure cross-platform command-line interface