PowerShell scripts supporting post "Using Windows Azure Virtual Machines to Publish and Synchronize a Web Farm" found here: http://www.wadewegner.com/2013/03/using-windows-azure-virtual-machines-to-publish-and-synchronize-a-web-farm/

WAIIASWebFarm1

$imgname = 'WS2012-WebFarmImage'
$cloudsvc = 'DemoWebFarm'
$pass = 'Password'
$subscriptionName = 'Windows Azure MSDN - Visual Studio Ultimate'
$storageAccount = 'portalvhds9dvbvvff5hdg3'
$location = 'East US'

Set-AzureSubscription -SubscriptionName $subscriptionName -CurrentStorageAccount $storageAccount

$iisvm1 = New-AzureVMConfig -Name 'iis1' -InstanceSize Small -ImageName $imgname |
  Add-AzureEndpoint -Name web -LocalPort 80 -PublicPort 80 -Protocol tcp -LBSetName web -ProbePath '/' -ProbeProtocol http -ProbePort 80 |
	Add-AzureEndpoint -Name webdeploy -LocalPort 8080 -PublicPort 8080 -Protocol tcp | 
	Add-AzureProvisioningConfig -Windows -Password $pass
	
$iisvm2 = New-AzureVMConfig -Name 'iis2' -InstanceSize Small -ImageName $imgname |
	Add-AzureEndpoint -Name web -LocalPort 80 -PublicPort 80 -Protocol tcp -LBSetName web -ProbePath '/' -ProbeProtocol http -ProbePort 80 |
	Add-AzureProvisioningConfig -Windows -Password $pass
	
$iisvm3 = New-AzureVMConfig -Name 'iis3' -InstanceSize Small -ImageName $imgname |
	Add-AzureEndpoint -Name web -LocalPort 80 -PublicPort 80 -Protocol tcp -LBSetName web -ProbePath '/' -ProbeProtocol http -ProbePort 80 |
	Add-AzureProvisioningConfig -Windows -Password $pass	
	
New-AzureVM -ServiceName $cloudsvc -VMs $iisvm1, $iisvm2, $iisvm3 -Location $location

WAIIASWebFarm2

$subscriptionName = 'Windows Azure MSDN - Visual Studio Ultimate'
$storageAccount = 'portalvhds9dvbvvff5hdg3'
$cloudsvc = 'DemoWebFarm' 
$publishSettings = 'C:\Scripts\credentials.publishsettings'

Import-Module 'C:\Program Files (x86)\Microsoft SDKs\Windows Azure\PowerShell\Azure\Azure.psd1'

Import-AzurePublishSettingsFile $publishSettings
Set-AzureSubscription -SubscriptionName $subscriptionName -CurrentStorageAccount $storageAccount

$publishingServer = (gc env:computername).toLower()

Get-AzureVM -ServiceName $cloudsvc | foreach { 
    if ($_.Name.toLower() -ne $publishingServer) {
       $target = $_.Name + ":8080"
       $source = $publishingServer + ":8080"

       $exe = "C:\Program Files\IIS\Microsoft Web Deploy V3\msdeploy.exe"
       [Array]$params = "-verb:sync", "-source:contentPath=C:\Inetpub\wwwroot,computerName=$source", "-dest:contentPath=C:\Inetpub\wwwroot,computerName=$target";

        & $exe $params;
    }   
}