Fxied script supporting dnsNamePrefix param and is aligned with docs

k8s/gen-k8s-env-aks.ps1

@@ -1,15 +1,16 @@
 Param(
     [parameter(Mandatory=$true)][string]$resourceGroupName,
     [parameter(Mandatory=$true)][string]$location,
-    [parameter(Mandatory=$false)][string]$registryName,
     [parameter(Mandatory=$true)][string]$serviceName,
+    [parameter(Mandatory=$true)][string]$dnsNamePrefix,
+    [parameter(Mandatory=$false)][string]$registryName,
     [parameter(Mandatory=$true)][string]$createAcr=$true,
     [parameter(Mandatory=$false)][int]$nodeCount=3,
     [parameter(Mandatory=$false)][string]$nodeVMSize="Standard_D2_v2"
 )
 
 # Create resource group
-Write-Host "Creating resource group..." -ForegroundColor Yellow
+Write-Host "Creating Azure Resource Group..." -ForegroundColor Yellow
 az group create --name=$resourceGroupName --location=$location
 
 if ($createAcr -eq $true) {
@@ -18,14 +19,16 @@ if ($createAcr -eq $true) {
     az acr create -n $registryName -g $resourceGroupName -l $location  --admin-enabled true --sku Basic
 }
 
-# Create kubernetes orchestrator
-Write-Host "Creating kubernetes orchestrator..." -ForegroundColor Yellow
-az aks create --resource-group=$resourceGroupName --name=$serviceName --generate-ssh-keys --node-count=$nodeCount --node-vm-size=$nodeVMSize
+# Create kubernetes cluster in AKS
+Write-Host "Creating Kubernetes cluster in AKS..." -ForegroundColor Yellow
+az aks create --resource-group=$resourceGroupName --name=$serviceName --dns-name-prefix=$dnsNamePrefix --generate-ssh-keys --node-count=$nodeCount --node-vm-size=$nodeVMSize
 
 # Retrieve kubernetes cluster configuration and save it under ~/.kube/config
+Write-Host "Getting Kubernetes config..." -ForegroundColor Yellow
 az aks get-credentials --resource-group=$resourceGroupName --name=$serviceName
 
 if ($createAcr -eq $true) {
     # Show ACR credentials
+    Write-Host "ACR credentials" -ForegroundColor Yellow
     az acr credential show -n $registryName
 }