create_azure_principal_powershell.txt

param
(
    # Azure Subscription name
    [Parameter(Mandatory = $true)]
    [String]$SubscriptionName,

    # Azure Application homepage
    [Parameter(Mandatory = $false)]
    [String]$ApplicationHomePage,

    # Azure application uir
    [Parameter(Mandatory = $false)]
    [String]$ApplicationURI,

    # Azure application password
    [Parameter(Mandatory = $false)]
    [String]$ApplicationPwd,

    # Application name
    [Parameter(Mandatory = $false)]
    [String]$ApplicationName,

    # VMName
    [Parameter(Mandatory = $false)]
    [String]$VMName

)

Login-AzureRmAccount

$SubscriptionName = $SubscriptionName.Replace('"', '')

# Get list of available scription
$TenantId = (Get-AzureRmSubscription -SubscriptionName $SubscriptionName).TenantId

# Select subscription
$Subscription = Select-AzureRmSubscription -SubscriptionName $SubscriptionName

$Guid = [guid]::NewGuid()

# Create Azure AD Application name if not provided
If (!$PSBoundParameters.ContainsKey('ApplicationName'))
       {
            $ApplicationName = "PCF-" + $Guid
       }

# Create Azure AD Application home page if not provided
If (!$PSBoundParameters.ContainsKey('ApplicationHomePage'))
       {
              $ApplicationHomePage = "http://PCF-" + $Guid
       }

# Create Azure AD Application URI if not provided
If (!$PSBoundParameters.ContainsKey('ApplicationURI'))
       {
              $ApplicationURI = "http://PCF-" + $Guid
       }

# Create Azure AD Application password if not provided
If (!$PSBoundParameters.ContainsKey('ApplicationPwd'))
       {
              $ApplicationPwd = "Pwd" + $Guid
			  $ApplicationPwd = $ApplicationPwd.SubString(0, 11)
       }

If (!$PSBoundParameters.ContainsKey('VMName'))
       {
              $VMName = "PCF" + $Guid
			  $VMName = $VMName.SubString(0, 8)
       }

$ADApplication = New-AzureRmADApplication -DisplayName $ApplicationName -HomePage $ApplicationHomePage -IdentifierUris $ApplicationURI -Password $ApplicationPwd

Start-Sleep -s 2

$AzureServicePrincipal = New-AzureRmADServicePrincipal -ApplicationId $ADApplication.ApplicationId

Start-Sleep -s 10

$RoleAssignment = New-AzureRmRoleAssignment -RoleDefinitionName Contributor -ServicePrincipalName $ADApplication.ApplicationId

Start-Sleep -s 4

$obj = [PSCustomObject]@{

	SUBSCRIPTION_ID = $Subscription.Subscription.SubscriptionId
	CLIENT_ID = $ADApplication.ApplicationId
	TENNANT_ID = $Subscription.Tenant.TenantId
	CLIENT_SECRET = $ApplicationPwd
	VM_NAME = $VMName

}

ConvertTo-Json -InputObject $obj | Out-File ".\CFVariables.json"

Write-Host "SUBSCRIPTION_ID:" $Subscription.Subscription.SubscriptionId
Write-Host "CLIENT_ID:" $ADApplication.ApplicationId
Write-Host "TENNANT_ID:" $Subscription.Tenant.TenantId
Write-Host "CLIENT_SECRET:" $ApplicationPwd
Write-Host ""
Write-Host "The output file PCFVariables.json has been written."
Write-Host ""