Connect Azure Kubernetes Service (AKS) to ACR from a different Subscription

In this blog post, I will show you how to connect Azure Kubernetes Service (AKS) to Azure Container Registry (ACR) that is located in a different subscription.

In the most basic configuration of AKS and ACR, you will have your AKS cluster in the same subscription as ACR. This scenario is simple and only require a simple configuration. The more advanced option is to connect AKS to an ACR registry in a differentAzure subscription.

Configuration

To connect AKS to an ACR registry in a different subscription, we use Azure CLI. The following code will show you how I do it. Remember that you will need permission to the registry to do it.

Change the details in caps to match your configuration.

  • AKS cluster name
  • AKS resource Group name
  • Azure subscription ID for ACR subscription
  • ACR resource group name
  • ACR name
az aks update -n  AKS_CLUSTER_NAME -g RG_GROUP --attach-acr "/subscriptions/SUBSCRIPTION_NUMBER/resourceGroups/ACR_RESOURCE_GROUP/providers/Microsoft.ContainerRegistry/registries/ACRNAME"

To run the command, login to Azure using the followings Azure CLI cmdlets The commands are listed below:

az login 
az aks install-cli
az aks get-credentials --resource-group AKS_RESOURCE_GROUP --name AKS_ClusterName

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