Tag: Container
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Custom naming support for AKS node resource group available
When you deploy an Azure Kubernetes Service cluster in Azure a second resource group gets created for the worker nodes. Per default the resource group has the following naming schema MC_resourcegroupname_clustername_location. In most cases this naming schema collides with a naming convention already in place for the company’s Azure environment. A common question since AKS…
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AKS VMSS base image update script – multiple node pool support
At the beginning of September, I have published a blog post about how to update the base image of a VMSS-based AKS cluster. -> https://www.danielstechblog.io/updating-the-base-image-of-a-vmss-based-aks-cluster/ On LinkedIn I had a good discussion with one of the AKS PMs about that and I want to highlight two things first. The shell script I have written directly…
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Updating the base image of a VMSS-based AKS cluster
Earlier this year I had written a blog post about updating the VMSS base image of an aks-engine cluster. -> https://www.danielstechblog.io/updating-the-base-image-of-an-vmss-aks-engine-cluster/ Today, we focus on Azure Kubernetes Service running with VMSS. Microsoft releases updates regularly to the AKS service and refreshes also the base image for the AKS worker nodes. -> https://github.com/azure/aks/releases This week I…
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Configuration options for CoreDNS in Azure Kubernetes Service
In my last blog post I have shown you the configuration of custom upstream nameservers for CoreDNS in AKS. -> https://www.danielstechblog.io/setting-custom-upstream-nameservers-for-coredns-in-azure-kubernetes-service/ But there are more configuration options available to customize your CoreDNS experience. We will focus at some of them today. First, let us have a look at the two options in the custom-coredns ConfigMap.…
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AKS – Authentication issues real-time container logging solution
UPDATE 15.08.2019: The issue described here in my blog post has been resolved in the Azure docs with the following pull request. -> https://github.com/MicrosoftDocs/azure-docs/pull/37045 Back in June Microsoft announced an URL change affecting the Azure Monitor for containers real-time container logging solution. -> https://azure.microsoft.com/en-us/updates/azure-monitor-for-containers-updates-to-live-data-settings/ -> https://docs.microsoft.com/en-us/azure/azure-monitor/insights/container-insights-live-logs#configure-aks-with-azure-active-directory The URL that needs to be added in the…
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Setting custom upstream nameservers for CoreDNS in Azure Kubernetes Service
Last year I have written a blog post about configuring kube-dns in Azure Kubernetes Service to provide a custom nameserver for DNS name resolution. -> https://www.danielstechblog.io/using-custom-dns-server-for-domain-specific-name-resolution-with-azure-kubernetes-service/ Since then Kubernetes switched to CoreDNS and AKS as well. Today I am not talking about the topic in my previous blog post, that will follow the next days,…