Tag Archives: Infrastructure as Code

Terraform – Upgrading AKS Kubernetes version does not upgrade node pools

If you experience during an AKS Kubernetes version upgrade that only the control plane got upgraded, you are certainly using the Terraform Azure provider in version 1.40.0 or higher. -> https://github.com/terraform-providers/terraform-provider-azurerm/issues/5541 A current workaround is a null_resource with a trigger on the Kubernetes version and running a Bash script with the local-exec provisioner. Read more [...]

Terraform – Working with AKS multiple node pools in TF Azure provider version 1.37

On Tuesday this week the Terraform Azure provider version 1.37 was released and brings some changes regarding AKS multiple node pools support. Multiple node pools are now fully supported in Terraform with their own resource azurerm_kubernetes_cluster_node_pool. First, let us talk about the changes to the resource azurerm_kubernetes_cluster before getting to the azurerm_kubernetes_cluster_node_pool Read more [...]

Working with Windows Server node pools in Azure Kubernetes Service

Back in May Microsoft released the public preview of Windows Server support for Azure Kubernetes Service. -> https://azure.microsoft.com/en-us/blog/announcing-the-preview-of-windows-server-containers-support-in-azure-kubernetes-service/ When you are starting with Windows Server node pools in AKS you should at least be aware of some prerequisites and limitations. Windows Server node pools Read more [...]

Azure Resource Manager templates – Deploy an AKS cluster with multiple node pools

This week the multiple node pool feature for Azure Kubernetes Service went GA. -> https://azure.microsoft.com/en-us/updates/support-for-multiple-node-pools-in-azure-kubernetes-service-is-now-available/ Today we walk through the steps to deploy multiple AKS node pools with Azure Resource Manager templates. Looking at the ARM template reference for AKS, node pools get defined in the managedClusters Read more [...]

Speaking at Azure Saturday Cologne

After a break of nearly five months from public speaking I am back on stage since October. The last public speaking engagement was in May at the European Collaboration Summit in Wiesbaden. Then in October I presented the topic “Terraform on Azure” at the Azure Meetup Bonn hosted by LeanIX. The next event I am presenting at is the Azure Saturday Cologne on December 7th where I talk about Read more [...]

Terraform – Deploy an Azure Kubernetes Service cluster with multiple node pools

UPDATE: Checkout the new blog post covering AKS multiple node pools in Terraform Azure provider version 1.37. -> https://www.danielstechblog.io/terraform-working-with-aks-multiple-node-pools-in-tf-azure-provider-version-1-37/ The multiple node pool feature for AKS is currently in preview. -> https://docs.microsoft.com/en-us/azure/aks/use-multiple-node-pools Multiple node pools Read more [...]

Pin Terraform version in Azure Cloud Shell

When you cannot always work with the latest Terraform version for you Infrastructure as Code deployments and need to stick to a specific one like 0.12.10 for instance, then you should continue reading. The Azure Cloud Shell is Microsoft’s CLI as a Service offering in Azure and provides you with a browser-based interface that is accessible from everywhere and comes with a rich tool set. -> Read more [...]

Build Azure Kubernetes Service cluster with bring your own Virtual Network on Azure

At Build this year Microsoft announced the Custom VNET with Azure CNI integration for Azure Kubernetes Service. -> https://azure.microsoft.com/en-us/blog/kubernetes-on-azure/ Even this was some month ago I would like to walk you through the necessary planning and deployment steps for the bring your own Virtual Network option here. Before we start a deployment, we must ensure to meet the Read more [...]

Configuring Azure Kubernetes Service via the Terraform OSS Azure Resource Provider to use a custom DNS server for domain specific name resolution

I have already written about on how to use a custom DNS server for domain specific name resolution with AKS a couple of weeks ago. -> https://www.danielstechblog.io/using-custom-dns-server-for-domain-specific-name-resolution-with-azure-kubernetes-service/ Today I am writing about how you can leverage the newly announced Terraform OSS Azure Resource Provider for the same configuration with Read more [...]