Tag: AKS
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Check cluster manageability with Azure Kubernetes Service Diagnostics
It does not matter if your AKS cluster is running without any issues or you currently experiencing issues, you should run Azure Kubernetes Service Diagnostics on a regular base. But what is Azure Kubernetes Service Diagnostics? Let me give you a quick introduction. AKS Diagnostics is a functionality in the Azure portal which provides you…
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Using Octant as alternative Kubernetes dashboard for Azure Kubernetes Service
When you are running an Azure Kubernetes Service cluster you might deployed the cluster without the Kubernetes dashboard or disabled it afterwards. -> https://www.danielstechblog.io/disable-the-kubernetes-dashboard-on-azure-kubernetes-service/ Mainly you are doing it for security purposes to prevent an accidentally exposed and unsecured Kubernetes dashboard to the public. -> https://redlock.io/blog/cryptojacking-tesla The Kubernetes dashboard is neat for demo purposes, but…
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Secure Kubernetes API server access in Azure Kubernetes Service
Running Kubernetes at a cloud provider especially managed Kubernetes like AKS or GKE provides you with a solid foundation and applied security best practices for the managed master control plane. But there is one downside, the public accessible API endpoint to control the Kubernetes cluster. Even the API endpoint is only exposed via HTTPS and…
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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 resource. In the…
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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 require Azure CNI alias AKS Advanced Networking The first node pool…
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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 resource and additional node pools with an agentPools…