rules/Azure.AKS.Rule.ps1
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# # Validation rules for Azure Kubernetes Service (AKS) # # Synopsis: AKS clusters should have minimum number of nodes for failover and updates Rule 'Azure.AKS.MinNodeCount' -Type 'Microsoft.ContainerService/managedClusters' -Tag @{ severity = 'Important'; category = 'Reliability' } { Recommend 'Use at least three (3) agent nodes' $TargetObject.Properties.agentPoolProfiles[0].count -ge 3 } # Synopsis: AKS cluster should meet the minimum version Rule 'Azure.AKS.Version' -Type 'Microsoft.ContainerService/managedClusters' -Tag @{ severity = 'Important'; category = 'Operations management' } { $minVersion = [Version]$Configuration.minAKSVersion Recommend "Upgrade Kubernetes to at least $minVersion" ([Version]$TargetObject.Properties.kubernetesVersion) -ge $minVersion } -Configure @{ minAKSVersion = '1.14.8' } # Synopsis: AKS cluster should use role-based access control Rule 'Azure.AKS.UseRBAC' -Type 'Microsoft.ContainerService/managedClusters' -Tag @{ severity = 'Important'; category = 'Security configuration' } { Exists 'Properties.enableRBAC' $TargetObject.Properties.enableRBAC -eq $True } |