last sync: 2021-Jul-23 16:37:57 UTC

Azure Policy definition

Kubernetes cluster pod FlexVolume volumes should only use allowed drivers

Name Kubernetes cluster pod FlexVolume volumes should only use allowed drivers
Azure Portal
Id f4a8fce0-2dd5-4c21-9a36-8f0ec809d663
Version 3.0.0
details on versioning
Category Kubernetes
Microsoft docs
Description Pod FlexVolume volumes should only use allowed drivers in a Kubernetes cluster. This recommendation is part of Pod Security Policies which are intended to improve the security of your Kubernetes environments. This policy is generally available for Kubernetes Service (AKS), and preview for AKS Engine and Azure Arc enabled Kubernetes. For more information, see https://aka.ms/kubepolicydoc.
Mode Microsoft.Kubernetes.Data
Type BuiltIn
Preview FALSE
Deprecated FALSE
Effect Default: audit
Allowed: (audit, deny, disabled)
Used RBAC Role none
History
Date/Time (UTC ymd) (i) Change type Change detail
2021-03-02 15:11:40 change Major (2.0.1 > 3.0.0)
2020-12-11 15:42:52 change Major (1.0.1 > 2.0.1)
2020-09-15 14:06:41 change Previous DisplayName: [Preview]: Kubernetes cluster pod FlexVolume volumes should only use allowed drivers
2020-07-08 14:28:08 add f4a8fce0-2dd5-4c21-9a36-8f0ec809d663
Used in Initiatives none
JSON Changes

JSON
{
  "properties": {
    "displayName": "Kubernetes cluster pod FlexVolume volumes should only use allowed drivers",
    "policyType": "BuiltIn",
    "mode": "Microsoft.Kubernetes.Data",
    "description": "Pod FlexVolume volumes should only use allowed drivers in a Kubernetes cluster. This recommendation is part of Pod Security Policies which are intended to improve the security of your Kubernetes environments. This policy is generally available for Kubernetes Service (AKS), and preview for AKS Engine and Azure Arc enabled Kubernetes. For more information, see https://aka.ms/kubepolicydoc.",
    "metadata": {
      "version": "3.0.0",
      "category": "Kubernetes"
    },
    "parameters": {
      "effect": {
        "type": "String",
        "metadata": {
          "displayName": "Effect",
          "description": "'Audit' allows a non-compliant resource to be created or updated, but flags it as non-compliant. 'Deny' blocks the non-compliant resource creation or update. 'Disabled' turns off the policy."
        },
        "allowedValues": [
          "audit",
          "deny",
          "disabled"
        ],
        "defaultValue": "audit"
      },
      "excludedNamespaces": {
        "type": "Array",
        "metadata": {
          "displayName": "Namespace exclusions",
          "description": "List of Kubernetes namespaces to exclude from policy evaluation."
        },
        "defaultValue": [
          "kube-system",
          "gatekeeper-system",
          "azure-arc"
        ]
      },
      "namespaces": {
        "type": "Array",
        "metadata": {
          "displayName": "Namespace inclusions",
          "description": "List of Kubernetes namespaces to only include in policy evaluation. An empty list means the policy is applied to all resources in all namespaces."
        },
        "defaultValue": [
          
        ]
      },
      "labelSelector": {
        "type": "Object",
        "metadata": {
          "displayName": "Kubernetes label selector",
          "description": "Label query to select Kubernetes resources for policy evaluation. An empty label selector matches all Kubernetes resources."
        },
        "defaultValue": {
          
        }
      },
      "allowedFlexVolumeDrivers": {
        "type": "Array",
        "metadata": {
          "displayName": "Allowed FlexVolume drivers",
          "description": "The list of drivers that FlexVolume volumes are allowed to use. Provide empty list as input to block everything."
        },
        "defaultValue": [
          
        ]
      }
    },
    "policyRule": {
      "if": {
        "field": "type",
        "in": [
          "AKS Engine",
          "Microsoft.Kubernetes/connectedClusters",
          "Microsoft.ContainerService/managedClusters"
        ]
      },
      "then": {
      "effect": "[parameters('effect')]",
        "details": {
          "constraintTemplate": "https://store.policy.core.windows.net/kubernetes/flexvolume-drivers/v1/template.yaml",
          "constraint": "https://store.policy.core.windows.net/kubernetes/flexvolume-drivers/v1/constraint.yaml",
        "excludedNamespaces": "[parameters('excludedNamespaces')]",
        "namespaces": "[parameters('namespaces')]",
        "labelSelector": "[parameters('labelSelector')]",
          "values": {
          "allowedFlexVolumeDrivers": "[parameters('allowedFlexVolumeDrivers')]"
          }
        }
      }
    }
  },
  "id": "/providers/Microsoft.Authorization/policyDefinitions/f4a8fce0-2dd5-4c21-9a36-8f0ec809d663",
  "type": "Microsoft.Authorization/policyDefinitions",
  "name": "f4a8fce0-2dd5-4c21-9a36-8f0ec809d663"
}